tests/lib/test_ctf_writer.c

   1 /*
   2  * test-ctf-writer.c
   3  *
   4  * CTF Writer test
   5  *
   6  * Copyright 2013 - 2015 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; under version 2 of the License.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 #include <babeltrace/ctf-writer/writer.h>
  23 #include <babeltrace/ctf-writer/clock.h>
  24 #include <babeltrace/ctf-writer/stream.h>
  25 #include <babeltrace/ctf-writer/event.h>
  26 #include <babeltrace/ctf-writer/event-types.h>
  27 #include <babeltrace/ctf-writer/event-fields.h>
  28 #include <babeltrace/ctf-ir/stream-class.h>
  29 #include <babeltrace/ref.h>
  30 #include <babeltrace/ctf/events.h>
  31 #include <babeltrace/values.h>
  32 #include <unistd.h>
  33 #include <babeltrace/compat/stdlib.h>
  34 #include <stdio.h>
  35 #include <sys/utsname.h>
  36 #include <babeltrace/compat/limits.h>
  37 #include <babeltrace/compat/stdio.h>
  38 #include <string.h>
  39 #include <assert.h>
  40 #include <sys/wait.h>
  41 #include <fcntl.h>
  42 #include <babeltrace/compat/dirent.h>
  43 #include "tap/tap.h"
  44 #include <math.h>
  45 #include <float.h>
  46 #include <sys/stat.h>
  47
  48 #define METADATA_LINE_SIZE 512
  49 #define SEQUENCE_TEST_LENGTH 10
  50 #define ARRAY_TEST_LENGTH 5
  51 #define PACKET_RESIZE_TEST_LENGTH 100000
  52
  53 #define DEFAULT_CLOCK_FREQ 1000000000
  54 #define DEFAULT_CLOCK_PRECISION 1
  55 #define DEFAULT_CLOCK_OFFSET 0
  56 #define DEFAULT_CLOCK_OFFSET_S 0
  57 #define DEFAULT_CLOCK_IS_ABSOLUTE 0
  58 #define DEFAULT_CLOCK_TIME 0
  59
  60 #define NR_TESTS 597
  61
  62 static int64_t current_time = 42;
  63
  64 /* Return 1 if uuids match, zero if different. */
  65 int uuid_match(const unsigned char *uuid_a, const unsigned char *uuid_b)
  66 {
  67         int ret = 0;
  68         int i;
  69
  70         if (!uuid_a || !uuid_b) {
  71                 goto end;
  72         }
  73
  74         for (i = 0; i < 16; i++) {
  75                 if (uuid_a[i] != uuid_b[i]) {
  76                         goto end;
  77                 }
  78         }
  79
  80         ret = 1;
  81 end:
  82         return ret;
  83 }
  84
  85 void validate_metadata(char *parser_path, char *metadata_path)
  86 {
  87         int ret = 0;
  88         char parser_output_path[] = "/tmp/parser_output_XXXXXX";
  89         int parser_output_fd = -1, metadata_fd = -1;
  90
  91         if (!metadata_path) {
  92                 ret = -1;
  93                 goto result;
  94         }
  95
  96         parser_output_fd = mkstemp(parser_output_path);
  97         metadata_fd = open(metadata_path, O_RDONLY);
  98
  99         unlink(parser_output_path);
 100
 101         if (parser_output_fd == -1 || metadata_fd == -1) {
 102                 diag("Failed create temporary files for metadata parsing.");
 103                 ret = -1;
 104                 goto result;
 105         }
 106
 107         pid_t pid = fork();
 108         if (pid) {
 109                 int status = 0;
 110                 waitpid(pid, &status, 0);
 111                 ret = WIFEXITED(status) ? WEXITSTATUS(status) : -1;
 112         } else {
 113                 /* ctf-parser-test expects a metadata string on stdin. */
 114                 ret = dup2(metadata_fd, STDIN_FILENO);
 115                 if (ret < 0) {
 116                         perror("# dup2 metadata_fd to STDIN");
 117                         goto result;
 118                 }
 119
 120                 ret = dup2(parser_output_fd, STDOUT_FILENO);
 121                 if (ret < 0) {
 122                         perror("# dup2 parser_output_fd to STDOUT");
 123                         goto result;
 124                 }
 125
 126                 ret = dup2(parser_output_fd, STDERR_FILENO);
 127                 if (ret < 0) {
 128                         perror("# dup2 parser_output_fd to STDERR");
 129                         goto result;
 130                 }
 131
 132                 execl(parser_path, "ctf-parser-test", NULL);
 133                 perror("# Could not launch the ctf metadata parser process");
 134                 exit(-1);
 135         }
 136 result:
 137         ok(ret == 0, "Metadata string is valid");
 138
 139         if (ret && metadata_fd >= 0 && parser_output_fd >= 0) {
 140                 char *line;
 141                 size_t len = METADATA_LINE_SIZE;
 142                 FILE *metadata_fp = NULL, *parser_output_fp = NULL;
 143
 144                 metadata_fp = fdopen(metadata_fd, "r");
 145                 if (!metadata_fp) {
 146                         perror("fdopen on metadata_fd");
 147                         goto close_fp;
 148                 }
 149                 metadata_fd = -1;
 150
 151                 parser_output_fp = fdopen(parser_output_fd, "r");
 152                 if (!parser_output_fp) {
 153                         perror("fdopen on parser_output_fd");
 154                         goto close_fp;
 155                 }
 156                 parser_output_fd = -1;
 157
 158                 line = malloc(len);
 159                 if (!line) {
 160                         diag("malloc failure");
 161                 }
 162
 163                 rewind(metadata_fp);
 164
 165                 /* Output the metadata and parser output as diagnostic */
 166                 while (bt_getline(&line, &len, metadata_fp) > 0) {
 167                         fprintf(stderr, "# %s", line);
 168                 }
 169
 170                 rewind(parser_output_fp);
 171                 while (bt_getline(&line, &len, parser_output_fp) > 0) {
 172                         fprintf(stderr, "# %s", line);
 173                 }
 174
 175                 free(line);
 176 close_fp:
 177                 if (metadata_fp) {
 178                         if (fclose(metadata_fp)) {
 179                                 diag("fclose failure");
 180                         }
 181                 }
 182                 if (parser_output_fp) {
 183                         if (fclose(parser_output_fp)) {
 184                                 diag("fclose failure");
 185                         }
 186                 }
 187         }
 188
 189         if (parser_output_fd >= 0) {
 190                 if (close(parser_output_fd)) {
 191                         diag("close error");
 192                 }
 193         }
 194         if (metadata_fd >= 0) {
 195                 if (close(metadata_fd)) {
 196                         diag("close error");
 197                 }
 198         }
 199 }
 200
 201 void validate_trace(char *parser_path, char *trace_path)
 202 {
 203         int ret = 0;
 204         char babeltrace_output_path[] = "/tmp/babeltrace_output_XXXXXX";
 205         int babeltrace_output_fd = -1;
 206
 207         if (!trace_path) {
 208                 ret = -1;
 209                 goto result;
 210         }
 211
 212         babeltrace_output_fd = mkstemp(babeltrace_output_path);
 213         unlink(babeltrace_output_path);
 214
 215         if (babeltrace_output_fd == -1) {
 216                 diag("Failed to create a temporary file for trace parsing.");
 217                 ret = -1;
 218                 goto result;
 219         }
 220
 221         pid_t pid = fork();
 222         if (pid) {
 223                 int status = 0;
 224                 waitpid(pid, &status, 0);
 225                 ret = WIFEXITED(status) ? WEXITSTATUS(status) : -1;
 226         } else {
 227                 ret = dup2(babeltrace_output_fd, STDOUT_FILENO);
 228                 if (ret < 0) {
 229                         perror("# dup2 babeltrace_output_fd to STDOUT");
 230                         goto result;
 231                 }
 232
 233                 ret = dup2(babeltrace_output_fd, STDERR_FILENO);
 234                 if (ret < 0) {
 235                         perror("# dup2 babeltrace_output_fd to STDERR");
 236                         goto result;
 237                 }
 238
 239                 execl(parser_path, "babeltrace", trace_path, NULL);
 240                 perror("# Could not launch the babeltrace process");
 241                 exit(-1);
 242         }
 243 result:
 244         ok(ret == 0, "Babeltrace could read the resulting trace");
 245
 246         if (ret && babeltrace_output_fd >= 0) {
 247                 char *line;
 248                 size_t len = METADATA_LINE_SIZE;
 249                 FILE *babeltrace_output_fp = NULL;
 250
 251                 babeltrace_output_fp = fdopen(babeltrace_output_fd, "r");
 252                 if (!babeltrace_output_fp) {
 253                         perror("fdopen on babeltrace_output_fd");
 254                         goto close_fp;
 255                 }
 256                 babeltrace_output_fd = -1;
 257
 258                 line = malloc(len);
 259                 if (!line) {
 260                         diag("malloc error");
 261                 }
 262                 rewind(babeltrace_output_fp);
 263                 while (bt_getline(&line, &len, babeltrace_output_fp) > 0) {
 264                         diag("%s", line);
 265                 }
 266
 267                 free(line);
 268 close_fp:
 269                 if (babeltrace_output_fp) {
 270                         if (fclose(babeltrace_output_fp)) {
 271                                 diag("fclose error");
 272                         }
 273                 }
 274         }
 275
 276         if (babeltrace_output_fd >= 0) {
 277                 if (close(babeltrace_output_fd)) {
 278                         diag("close error");
 279                 }
 280         }
 281 }
 282
 283 void event_copy_tests(struct bt_ctf_event *event)
 284 {
 285         struct bt_ctf_event *copy;
 286         struct bt_ctf_event_class *orig_event_class;
 287         struct bt_ctf_event_class *copy_event_class;
 288         struct bt_ctf_stream *orig_stream;
 289         struct bt_ctf_stream *copy_stream;
 290         struct bt_ctf_field *orig_field;
 291         struct bt_ctf_field *copy_field;
 292
 293         /* copy */
 294         ok(!bt_ctf_event_copy(NULL),
 295                 "bt_ctf_event_copy handles NULL correctly");
 296         copy = bt_ctf_event_copy(event);
 297         ok(copy, "bt_ctf_event_copy returns a valid pointer");
 298
 299         /* validate event class */
 300         orig_event_class = bt_ctf_event_get_class(event);
 301         assert(orig_event_class);
 302         copy_event_class = bt_ctf_event_get_class(copy);
 303         ok(orig_event_class == copy_event_class,
 304                 "original and copied events share the same event class pointer");
 305         bt_put(orig_event_class);
 306         bt_put(copy_event_class);
 307
 308         /* validate stream */
 309         orig_stream = bt_ctf_event_get_stream(event);
 310         copy_stream = bt_ctf_event_get_stream(copy);
 311
 312         if (!orig_stream) {
 313                 ok(!copy_stream, "original and copied events have no stream");
 314         } else {
 315                 ok(orig_stream == copy_stream,
 316                         "original and copied events share the same stream pointer");
 317         }
 318         bt_put(orig_stream);
 319         bt_put(copy_stream);
 320
 321         /* header */
 322         orig_field = bt_ctf_event_get_header(event);
 323         copy_field = bt_ctf_event_get_header(copy);
 324
 325         if (!orig_field) {
 326                 ok(!copy_field, "original and copied events have no header");
 327         } else {
 328                 ok(orig_field != copy_field,
 329                         "original and copied events headers are different pointers");
 330         }
 331
 332         bt_put(orig_field);
 333         bt_put(copy_field);
 334
 335         /* context */
 336         orig_field = bt_ctf_event_get_event_context(event);
 337         copy_field = bt_ctf_event_get_event_context(copy);
 338
 339         if (!orig_field) {
 340                 ok(!copy_field, "original and copied events have no context");
 341         } else {
 342                 ok(orig_field != copy_field,
 343                         "original and copied events contexts are different pointers");
 344         }
 345
 346         bt_put(orig_field);
 347         bt_put(copy_field);
 348
 349         /* payload */
 350         orig_field = bt_ctf_event_get_payload_field(event);
 351         copy_field = bt_ctf_event_get_payload_field(copy);
 352
 353         if (!orig_field) {
 354                 ok(!copy_field, "original and copied events have no payload");
 355         } else {
 356                 ok(orig_field != copy_field,
 357                         "original and copied events payloads are different pointers");
 358         }
 359
 360         bt_put(orig_field);
 361         bt_put(copy_field);
 362
 363         bt_put(copy);
 364 }
 365
 366 void append_simple_event(struct bt_ctf_stream_class *stream_class,
 367                 struct bt_ctf_stream *stream, struct bt_ctf_clock *clock)
 368 {
 369         /* Create and add a simple event class */
 370         struct bt_ctf_event_class *simple_event_class =
 371                 bt_ctf_event_class_create("Simple Event");
 372         struct bt_ctf_field_type *uint_12_type =
 373                 bt_ctf_field_type_integer_create(12);
 374         struct bt_ctf_field_type *int_64_type =
 375                 bt_ctf_field_type_integer_create(64);
 376         struct bt_ctf_field_type *float_type =
 377                 bt_ctf_field_type_floating_point_create();
 378         struct bt_ctf_field_type *enum_type;
 379         struct bt_ctf_field_type *enum_type_unsigned =
 380                 bt_ctf_field_type_enumeration_create(uint_12_type);
 381         struct bt_ctf_field_type *event_context_type =
 382                 bt_ctf_field_type_structure_create();
 383         struct bt_ctf_field_type *returned_type;
 384         struct bt_ctf_event *simple_event;
 385         struct bt_ctf_field *integer_field;
 386         struct bt_ctf_field *float_field;
 387         struct bt_ctf_field *enum_field;
 388         struct bt_ctf_field *enum_field_unsigned;
 389         struct bt_ctf_field *enum_container_field;
 390         const char *mapping_name_test = "truie";
 391         const double double_test_value = 3.1415;
 392         struct bt_ctf_field *enum_container_field_unsigned;
 393         const char *mapping_name_negative_test = "negative_value";
 394         const char *ret_char;
 395         double ret_double;
 396         int64_t ret_range_start_int64_t, ret_range_end_int64_t;
 397         uint64_t ret_range_start_uint64_t, ret_range_end_uint64_t;
 398         struct bt_ctf_clock *ret_clock;
 399         struct bt_ctf_event_class *ret_event_class;
 400         struct bt_ctf_field *packet_context;
 401         struct bt_ctf_field *packet_context_field;
 402         struct bt_ctf_field *stream_event_context;
 403         struct bt_ctf_field *stream_event_context_field;
 404         struct bt_ctf_field *event_context;
 405         struct bt_ctf_field *event_context_field;
 406
 407         ok(uint_12_type, "Create an unsigned integer type");
 408
 409         bt_ctf_field_type_integer_set_signed(int_64_type, 1);
 410         ok(int_64_type, "Create a signed integer type");
 411         enum_type = bt_ctf_field_type_enumeration_create(int_64_type);
 412
 413         returned_type = bt_ctf_field_type_enumeration_get_container_type(enum_type);
 414         ok(returned_type == int_64_type, "bt_ctf_field_type_enumeration_get_container_type returns the right type");
 415         ok(!bt_ctf_field_type_enumeration_get_container_type(NULL), "bt_ctf_field_type_enumeration_get_container_type handles NULL correctly");
 416         ok(!bt_ctf_field_type_enumeration_create(enum_type),
 417                 "bt_ctf_field_enumeration_type_create rejects non-integer container field types");
 418         bt_put(returned_type);
 419
 420         bt_ctf_field_type_set_alignment(float_type, 32);
 421         ok(bt_ctf_field_type_get_alignment(NULL) < 0,
 422                 "bt_ctf_field_type_get_alignment handles NULL correctly");
 423         ok(bt_ctf_field_type_get_alignment(float_type) == 32,
 424                 "bt_ctf_field_type_get_alignment returns a correct value");
 425
 426         ok(bt_ctf_field_type_floating_point_set_exponent_digits(float_type, 11) == 0,
 427                 "Set a floating point type's exponent digit count");
 428         ok(bt_ctf_field_type_floating_point_set_mantissa_digits(float_type, 53) == 0,
 429                 "Set a floating point type's mantissa digit count");
 430
 431         ok(bt_ctf_field_type_floating_point_get_exponent_digits(NULL) < 0,
 432                 "bt_ctf_field_type_floating_point_get_exponent_digits handles NULL properly");
 433         ok(bt_ctf_field_type_floating_point_get_mantissa_digits(NULL) < 0,
 434                 "bt_ctf_field_type_floating_point_get_mantissa_digits handles NULL properly");
 435         ok(bt_ctf_field_type_floating_point_get_exponent_digits(float_type) == 11,
 436                 "bt_ctf_field_type_floating_point_get_exponent_digits returns the correct value");
 437         ok(bt_ctf_field_type_floating_point_get_mantissa_digits(float_type) == 53,
 438                 "bt_ctf_field_type_floating_point_get_mantissa_digits returns the correct value");
 439
 440         ok(bt_ctf_field_type_enumeration_add_mapping(enum_type,
 441                 mapping_name_negative_test, -12345, 0) == 0,
 442                 "bt_ctf_field_type_enumeration_add_mapping accepts negative enumeration mappings");
 443         ok(bt_ctf_field_type_enumeration_add_mapping(enum_type,
 444                 "escaping; \"test\"", 1, 1) == 0,
 445                 "bt_ctf_field_type_enumeration_add_mapping accepts enumeration mapping strings containing quotes");
 446         ok(bt_ctf_field_type_enumeration_add_mapping(enum_type,
 447                 "\tanother \'escaping\'\n test\"", 2, 4) == 0,
 448                 "bt_ctf_field_type_enumeration_add_mapping accepts enumeration mapping strings containing special characters");
 449         ok(bt_ctf_field_type_enumeration_add_mapping(enum_type,
 450                 "event clock int float", 5, 22) == 0,
 451                 "Accept enumeration mapping strings containing reserved keywords");
 452         bt_ctf_field_type_enumeration_add_mapping(enum_type, mapping_name_test,
 453                 42, 42);
 454         ok(bt_ctf_field_type_enumeration_add_mapping(enum_type, mapping_name_test,
 455                 43, 51), "bt_ctf_field_type_enumeration_add_mapping rejects duplicate mapping names");
 456         ok(bt_ctf_field_type_enumeration_add_mapping(enum_type, "something",
 457                 -500, -400), "bt_ctf_field_type_enumeration_add_mapping rejects overlapping enum entries");
 458         ok(bt_ctf_field_type_enumeration_add_mapping(enum_type, mapping_name_test,
 459                 -54, -55), "bt_ctf_field_type_enumeration_add_mapping rejects mapping where end < start");
 460         bt_ctf_field_type_enumeration_add_mapping(enum_type, "another entry", -42000, -13000);
 461
 462         ok(bt_ctf_field_type_enumeration_get_mapping_index_by_value(NULL, -42) < 0,
 463                 "bt_ctf_field_type_enumeration_get_mapping_index_by_value handles a NULL field type correctly");
 464         ok(bt_ctf_field_type_enumeration_get_mapping_index_by_value(enum_type, 1000000) < 0,
 465                 "bt_ctf_field_type_enumeration_get_mapping_index_by_value handles invalid values correctly");
 466         ok(bt_ctf_field_type_enumeration_get_mapping_index_by_value(enum_type, -55) == 1,
 467                 "bt_ctf_field_type_enumeration_get_mapping_index_by_value returns the correct index");
 468
 469         ok(bt_ctf_event_class_add_field(simple_event_class, enum_type,
 470                 "enum_field") == 0, "Add signed enumeration field to event");
 471
 472         ok(bt_ctf_field_type_enumeration_get_mapping(NULL, 0, &ret_char,
 473                 &ret_range_start_int64_t, &ret_range_end_int64_t) < 0,
 474                 "bt_ctf_field_type_enumeration_get_mapping handles a NULL enumeration correctly");
 475         ok(bt_ctf_field_type_enumeration_get_mapping(enum_type, 0, NULL,
 476                 &ret_range_start_int64_t, &ret_range_end_int64_t) < 0,
 477                 "bt_ctf_field_type_enumeration_get_mapping handles a NULL string correctly");
 478         ok(bt_ctf_field_type_enumeration_get_mapping(enum_type, 0, &ret_char,
 479                 NULL, &ret_range_end_int64_t) < 0,
 480                 "bt_ctf_field_type_enumeration_get_mapping handles a NULL start correctly");
 481         ok(bt_ctf_field_type_enumeration_get_mapping(enum_type, 0, &ret_char,
 482                 &ret_range_start_int64_t, NULL) < 0,
 483                 "bt_ctf_field_type_enumeration_get_mapping handles a NULL end correctly");
 484         ok(bt_ctf_field_type_enumeration_get_mapping(enum_type, 5, &ret_char,
 485                 &ret_range_start_int64_t, &ret_range_end_int64_t) == 0,
 486                 "bt_ctf_field_type_enumeration_get_mapping returns a value");
 487         ok(!strcmp(ret_char, mapping_name_test),
 488                 "bt_ctf_field_type_enumeration_get_mapping returns a correct mapping name");
 489         ok(ret_range_start_int64_t == 42,
 490                 "bt_ctf_field_type_enumeration_get_mapping returns a correct mapping start");
 491         ok(ret_range_end_int64_t == 42,
 492                 "bt_ctf_field_type_enumeration_get_mapping returns a correct mapping end");
 493
 494         ok(bt_ctf_field_type_enumeration_add_mapping_unsigned(enum_type_unsigned,
 495                 "escaping; \"test\"", 0, 0) == 0,
 496                 "bt_ctf_field_type_enumeration_add_mapping_unsigned accepts enumeration mapping strings containing quotes");
 497         ok(bt_ctf_field_type_enumeration_add_mapping_unsigned(enum_type_unsigned,
 498                 "\tanother \'escaping\'\n test\"", 1, 4) == 0,
 499                 "bt_ctf_field_type_enumeration_add_mapping_unsigned accepts enumeration mapping strings containing special characters");
 500         ok(bt_ctf_field_type_enumeration_add_mapping_unsigned(enum_type_unsigned,
 501                 "event clock int float", 5, 22) == 0,
 502                 "bt_ctf_field_type_enumeration_add_mapping_unsigned accepts enumeration mapping strings containing reserved keywords");
 503         bt_ctf_field_type_enumeration_add_mapping_unsigned(enum_type_unsigned, mapping_name_test,
 504                 42, 42);
 505         ok(bt_ctf_field_type_enumeration_add_mapping_unsigned(enum_type_unsigned, mapping_name_test,
 506                 43, 51), "bt_ctf_field_type_enumeration_add_mapping_unsigned rejects duplicate mapping names");
 507         ok(bt_ctf_field_type_enumeration_add_mapping_unsigned(enum_type_unsigned, "something",
 508                 7, 8), "bt_ctf_field_type_enumeration_add_mapping_unsigned rejects overlapping enum entries");
 509         ok(bt_ctf_field_type_enumeration_add_mapping_unsigned(enum_type_unsigned, mapping_name_test,
 510                 55, 54), "bt_ctf_field_type_enumeration_add_mapping_unsigned rejects mapping where end < start");
 511         ok(bt_ctf_event_class_add_field(simple_event_class, enum_type_unsigned,
 512                 "enum_field_unsigned") == 0, "Add unsigned enumeration field to event");
 513
 514         ok(bt_ctf_field_type_enumeration_get_mapping_count(NULL) < 0,
 515                 "bt_ctf_field_type_enumeration_get_mapping_count handles NULL correctly");
 516         ok(bt_ctf_field_type_enumeration_get_mapping_count(enum_type_unsigned) == 4,
 517                 "bt_ctf_field_type_enumeration_get_mapping_count returns the correct value");
 518
 519         ok(bt_ctf_field_type_enumeration_get_mapping_unsigned(NULL, 0, &ret_char,
 520                 &ret_range_start_uint64_t, &ret_range_end_uint64_t) < 0,
 521                 "bt_ctf_field_type_enumeration_get_mapping_unsigned handles a NULL enumeration correctly");
 522         ok(bt_ctf_field_type_enumeration_get_mapping_unsigned(enum_type_unsigned, 0, NULL,
 523                 &ret_range_start_uint64_t, &ret_range_end_uint64_t) < 0,
 524                 "bt_ctf_field_type_enumeration_get_mapping_unsigned handles a NULL string correctly");
 525         ok(bt_ctf_field_type_enumeration_get_mapping_unsigned(enum_type_unsigned, 0, &ret_char,
 526                 NULL, &ret_range_end_uint64_t) < 0,
 527                 "bt_ctf_field_type_enumeration_get_mapping_unsigned handles a NULL start correctly");
 528         ok(bt_ctf_field_type_enumeration_get_mapping_unsigned(enum_type_unsigned, 0, &ret_char,
 529                 &ret_range_start_uint64_t, NULL) < 0,
 530                 "bt_ctf_field_type_enumeration_get_mapping_unsigned handles a NULL end correctly");
 531         ok(bt_ctf_field_type_enumeration_get_mapping_unsigned(enum_type_unsigned, 3, &ret_char,
 532                 &ret_range_start_uint64_t, &ret_range_end_uint64_t) == 0,
 533                 "bt_ctf_field_type_enumeration_get_mapping_unsigned returns a value");
 534         ok(!strcmp(ret_char, mapping_name_test),
 535                 "bt_ctf_field_type_enumeration_get_mapping_unsigned returns a correct mapping name");
 536         ok(ret_range_start_uint64_t == 42,
 537                 "bt_ctf_field_type_enumeration_get_mapping_unsigned returns a correct mapping start");
 538         ok(ret_range_end_uint64_t == 42,
 539                 "bt_ctf_field_type_enumeration_get_mapping_unsigned returns a correct mapping end");
 540
 541         bt_ctf_event_class_add_field(simple_event_class, uint_12_type,
 542                 "integer_field");
 543         bt_ctf_event_class_add_field(simple_event_class, float_type,
 544                 "float_field");
 545
 546         assert(!bt_ctf_event_class_set_id(simple_event_class, 13));
 547
 548         /* Set an event context type which will contain a single integer*/
 549         ok(!bt_ctf_field_type_structure_add_field(event_context_type, uint_12_type,
 550                 "event_specific_context"),
 551                 "Add event specific context field");
 552         ok(bt_ctf_event_class_get_context_type(NULL) == NULL,
 553                 "bt_ctf_event_class_get_context_type handles NULL correctly");
 554         ok(bt_ctf_event_class_get_context_type(simple_event_class) == NULL,
 555                 "bt_ctf_event_class_get_context_type returns NULL when no event context type is set");
 556
 557         ok(bt_ctf_event_class_set_context_type(simple_event_class, NULL) < 0,
 558                 "bt_ctf_event_class_set_context_type handles a NULL context type correctly");
 559         ok(bt_ctf_event_class_set_context_type(NULL, event_context_type) < 0,
 560                 "bt_ctf_event_class_set_context_type handles a NULL event class correctly");
 561         ok(!bt_ctf_event_class_set_context_type(simple_event_class, event_context_type),
 562                 "Set an event class' context type successfully");
 563         returned_type = bt_ctf_event_class_get_context_type(simple_event_class);
 564         ok(returned_type == event_context_type,
 565                 "bt_ctf_event_class_get_context_type returns the appropriate type");
 566         bt_put(returned_type);
 567
 568         bt_ctf_stream_class_add_event_class(stream_class, simple_event_class);
 569
 570         ok(bt_ctf_stream_class_get_event_class_count(NULL) < 0,
 571                 "bt_ctf_stream_class_get_event_class_count handles NULL correctly");
 572         ok(bt_ctf_stream_class_get_event_class_count(stream_class) == 1,
 573                 "bt_ctf_stream_class_get_event_class_count returns a correct number of event classes");
 574         ok(bt_ctf_stream_class_get_event_class(NULL, 0) == NULL,
 575                 "bt_ctf_stream_class_get_event_class handles NULL correctly");
 576         ok(bt_ctf_stream_class_get_event_class(stream_class, 8724) == NULL,
 577                 "bt_ctf_stream_class_get_event_class handles invalid indexes correctly");
 578         ret_event_class = bt_ctf_stream_class_get_event_class(stream_class, 0);
 579         ok(ret_event_class == simple_event_class,
 580                 "bt_ctf_stream_class_get_event_class returns the correct event class");
 581         bt_put(ret_event_class);
 582         ok(!bt_ctf_stream_class_get_event_class_by_id(NULL, 0),
 583                 "bt_ctf_stream_class_get_event_class_by_id handles NULL correctly");
 584         ok(!bt_ctf_stream_class_get_event_class_by_id(stream_class, 2),
 585                 "bt_ctf_stream_class_get_event_class_by_id returns NULL when the requested ID doesn't exist");
 586         ret_event_class =
 587                 bt_ctf_stream_class_get_event_class_by_id(stream_class, 13);
 588         ok(ret_event_class == simple_event_class,
 589                 "bt_ctf_stream_class_get_event_class_by_id returns a correct event class");
 590         bt_put(ret_event_class);
 591
 592         ok(bt_ctf_stream_class_get_event_class_by_name(NULL, "some event name") == NULL,
 593                 "bt_ctf_stream_class_get_event_class_by_name handles a NULL stream class correctly");
 594         ok(bt_ctf_stream_class_get_event_class_by_name(stream_class, NULL) == NULL,
 595                 "bt_ctf_stream_class_get_event_class_by_name handles a NULL event class name correctly");
 596         ok(bt_ctf_stream_class_get_event_class_by_name(stream_class, "some event name") == NULL,
 597                 "bt_ctf_stream_class_get_event_class_by_name handles non-existing event class names correctly");
 598         ret_event_class = bt_ctf_stream_class_get_event_class_by_name(stream_class, "Simple Event");
 599         ok(ret_event_class == simple_event_class,
 600                 "bt_ctf_stream_class_get_event_class_by_name returns a correct event class");
 601         bt_put(ret_event_class);
 602
 603         simple_event = bt_ctf_event_create(simple_event_class);
 604         ok(simple_event,
 605                 "Instantiate an event containing a single integer field");
 606
 607         ok(bt_ctf_event_get_clock(NULL) == NULL,
 608                 "bt_ctf_event_get_clock handles NULL correctly");
 609         ret_clock = bt_ctf_event_get_clock(simple_event);
 610         ok(ret_clock == clock,
 611                 "bt_ctf_event_get_clock returns a correct clock");
 612         bt_put(clock);
 613
 614         integer_field = bt_ctf_field_create(uint_12_type);
 615         bt_ctf_field_unsigned_integer_set_value(integer_field, 42);
 616         ok(bt_ctf_event_set_payload(simple_event, "integer_field",
 617                 integer_field) == 0, "Use bt_ctf_event_set_payload to set a manually allocated field");
 618
 619         float_field = bt_ctf_event_get_payload(simple_event, "float_field");
 620         ok(bt_ctf_field_floating_point_get_value(float_field, &ret_double),
 621                 "bt_ctf_field_floating_point_get_value fails on an unset float field");
 622         bt_ctf_field_floating_point_set_value(float_field, double_test_value);
 623         ok(bt_ctf_field_floating_point_get_value(NULL, &ret_double),
 624                 "bt_ctf_field_floating_point_get_value properly handles a NULL field");
 625         ok(bt_ctf_field_floating_point_get_value(float_field, NULL),
 626                 "bt_ctf_field_floating_point_get_value properly handles a NULL return value pointer");
 627         ok(!bt_ctf_field_floating_point_get_value(float_field, &ret_double),
 628                 "bt_ctf_field_floating_point_get_value returns a double value");
 629         ok(fabs(ret_double - double_test_value) <= DBL_EPSILON,
 630                 "bt_ctf_field_floating_point_get_value returns a correct value");
 631
 632         enum_field = bt_ctf_field_create(enum_type);
 633         ret_char = bt_ctf_field_enumeration_get_mapping_name(NULL);
 634         ok(!ret_char, "bt_ctf_field_enumeration_get_mapping_name handles NULL correctly");
 635         ret_char = bt_ctf_field_enumeration_get_mapping_name(enum_field);
 636         ok(!ret_char, "bt_ctf_field_enumeration_get_mapping_name returns NULL if the enumeration's container field is unset");
 637         enum_container_field = bt_ctf_field_enumeration_get_container(
 638                 enum_field);
 639         ok(bt_ctf_field_signed_integer_set_value(
 640                 enum_container_field, -42) == 0,
 641                 "Set signed enumeration container value");
 642         ret_char = bt_ctf_field_enumeration_get_mapping_name(enum_field);
 643         ok(!strcmp(ret_char, mapping_name_negative_test),
 644                 "bt_ctf_field_enumeration_get_mapping_name returns the correct mapping name with an signed container");
 645         bt_ctf_event_set_payload(simple_event, "enum_field", enum_field);
 646
 647         enum_field_unsigned = bt_ctf_field_create(enum_type_unsigned);
 648         enum_container_field_unsigned = bt_ctf_field_enumeration_get_container(
 649                 enum_field_unsigned);
 650         ok(bt_ctf_field_unsigned_integer_set_value(
 651                 enum_container_field_unsigned, 42) == 0,
 652                 "Set unsigned enumeration container value");
 653         bt_ctf_event_set_payload(simple_event, "enum_field_unsigned",
 654                 enum_field_unsigned);
 655         ret_char = bt_ctf_field_enumeration_get_mapping_name(enum_field_unsigned);
 656         ok(ret_char && !strcmp(ret_char, mapping_name_test),
 657                 "bt_ctf_field_enumeration_get_mapping_name returns the correct mapping name with an unsigned container");
 658
 659         ok(bt_ctf_clock_set_time(clock, current_time) == 0, "Set clock time");
 660
 661         /* Populate stream event context */
 662         stream_event_context = bt_ctf_stream_get_event_context(stream);
 663         stream_event_context_field = bt_ctf_field_structure_get_field(
 664                 stream_event_context, "common_event_context");
 665         bt_ctf_field_unsigned_integer_set_value(stream_event_context_field, 42);
 666
 667         /* Populate the event's context */
 668         ok(bt_ctf_event_get_event_context(NULL) == NULL,
 669                 "bt_ctf_event_get_event_context handles NULL correctly");
 670         event_context = bt_ctf_event_get_event_context(simple_event);
 671         ok(event_context,
 672                 "bt_ctf_event_get_event_context returns a field");
 673         returned_type = bt_ctf_field_get_type(event_context);
 674         ok(returned_type == event_context_type,
 675                 "bt_ctf_event_get_event_context returns a field of the appropriate type");
 676         event_context_field = bt_ctf_field_structure_get_field(event_context,
 677                 "event_specific_context");
 678         ok(!bt_ctf_field_unsigned_integer_set_value(event_context_field, 1234),
 679                 "Successfully set an event context's value");
 680         ok(bt_ctf_event_set_event_context(NULL, event_context) < 0,
 681                 "bt_ctf_event_set_event_context handles a NULL event correctly");
 682         ok(bt_ctf_event_set_event_context(simple_event, NULL) < 0,
 683                 "bt_ctf_event_set_event_context handles a NULL event context correctly");
 684         ok(bt_ctf_event_set_event_context(simple_event, event_context_field) < 0,
 685                 "bt_ctf_event_set_event_context rejects a context of the wrong type");
 686         ok(!bt_ctf_event_set_event_context(simple_event, event_context),
 687                 "Set an event context successfully");
 688
 689         event_copy_tests(simple_event);
 690         ok(bt_ctf_stream_append_event(stream, simple_event) == 0,
 691                 "Append simple event to trace stream");
 692
 693         ok(bt_ctf_stream_get_packet_context(NULL) == NULL,
 694                 "bt_ctf_stream_get_packet_context handles NULL correctly");
 695         packet_context = bt_ctf_stream_get_packet_context(stream);
 696         ok(packet_context,
 697                 "bt_ctf_stream_get_packet_context returns a packet context");
 698
 699         packet_context_field = bt_ctf_field_structure_get_field(packet_context,
 700                 "packet_size");
 701         ok(packet_context_field,
 702                 "Packet context contains the default packet_size field.");
 703         bt_put(packet_context_field);
 704         packet_context_field = bt_ctf_field_structure_get_field(packet_context,
 705                 "custom_packet_context_field");
 706         ok(bt_ctf_field_unsigned_integer_set_value(packet_context_field, 8) == 0,
 707                 "Custom packet context field value successfully set.");
 708
 709         ok(bt_ctf_stream_set_packet_context(NULL, packet_context_field) < 0,
 710                 "bt_ctf_stream_set_packet_context handles a NULL stream correctly");
 711         ok(bt_ctf_stream_set_packet_context(stream, NULL) < 0,
 712                 "bt_ctf_stream_set_packet_context handles a NULL packet context correctly");
 713         ok(bt_ctf_stream_set_packet_context(stream, packet_context) == 0,
 714                 "Successfully set a stream's packet context");
 715
 716         ok(bt_ctf_stream_flush(stream) == 0,
 717                 "Flush trace stream with one event");
 718
 719         bt_put(simple_event_class);
 720         bt_put(simple_event);
 721         bt_put(uint_12_type);
 722         bt_put(int_64_type);
 723         bt_put(float_type);
 724         bt_put(enum_type);
 725         bt_put(enum_type_unsigned);
 726         bt_put(returned_type);
 727         bt_put(event_context_type);
 728         bt_put(integer_field);
 729         bt_put(float_field);
 730         bt_put(enum_field);
 731         bt_put(enum_field_unsigned);
 732         bt_put(enum_container_field);
 733         bt_put(enum_container_field_unsigned);
 734         bt_put(packet_context);
 735         bt_put(packet_context_field);
 736         bt_put(stream_event_context);
 737         bt_put(stream_event_context_field);
 738         bt_put(event_context);
 739         bt_put(event_context_field);
 740 }
 741
 742 void append_complex_event(struct bt_ctf_stream_class *stream_class,
 743                 struct bt_ctf_stream *stream, struct bt_ctf_clock *clock)
 744 {
 745         struct event_class_attrs_counts {
 746                 int id;
 747                 int name;
 748                 int loglevel;
 749                 int modelemfuri;
 750                 int unknown;
 751         } attrs_count;
 752
 753         int i;
 754         int ret;
 755         int64_t int64_value;
 756         struct event_class_attrs_counts ;
 757         const char *complex_test_event_string = "Complex Test Event";
 758         const char *test_string_1 = "Test ";
 759         const char *test_string_2 = "string ";
 760         const char *test_string_3 = "abcdefghi";
 761         const char *test_string_4 = "abcd\0efg\0hi";
 762         const char *test_string_cat = "Test string abcdeabcd";
 763         struct bt_ctf_field_type *uint_35_type =
 764                 bt_ctf_field_type_integer_create(35);
 765         struct bt_ctf_field_type *int_16_type =
 766                 bt_ctf_field_type_integer_create(16);
 767         struct bt_ctf_field_type *uint_3_type =
 768                 bt_ctf_field_type_integer_create(3);
 769         struct bt_ctf_field_type *enum_variant_type =
 770                 bt_ctf_field_type_enumeration_create(uint_3_type);
 771         struct bt_ctf_field_type *variant_type =
 772                 bt_ctf_field_type_variant_create(enum_variant_type,
 773                         "variant_selector");
 774         struct bt_ctf_field_type *string_type =
 775                 bt_ctf_field_type_string_create();
 776         struct bt_ctf_field_type *sequence_type;
 777         struct bt_ctf_field_type *array_type;
 778         struct bt_ctf_field_type *inner_structure_type =
 779                 bt_ctf_field_type_structure_create();
 780         struct bt_ctf_field_type *complex_structure_type =
 781                 bt_ctf_field_type_structure_create();
 782         struct bt_ctf_field_type *ret_field_type;
 783         struct bt_ctf_event_class *event_class;
 784         struct bt_ctf_event *event;
 785         struct bt_ctf_field *uint_35_field, *int_16_field, *a_string_field,
 786                 *inner_structure_field, *complex_structure_field,
 787                 *a_sequence_field, *enum_variant_field, *enum_container_field,
 788                 *variant_field, *an_array_field, *ret_field;
 789         uint64_t ret_unsigned_int;
 790         int64_t ret_signed_int;
 791         const char *ret_string;
 792         struct bt_ctf_stream_class *ret_stream_class;
 793         struct bt_ctf_event_class *ret_event_class;
 794         struct bt_ctf_field *packet_context, *packet_context_field;
 795         struct bt_value *obj;
 796
 797         ok(bt_ctf_field_type_set_alignment(int_16_type, 0),
 798                 "bt_ctf_field_type_set_alignment handles 0-alignment correctly");
 799         ok(bt_ctf_field_type_set_alignment(int_16_type, 3),
 800                 "bt_ctf_field_type_set_alignment handles wrong alignment correctly (3)");
 801         ok(bt_ctf_field_type_set_alignment(int_16_type, 24),
 802                 "bt_ctf_field_type_set_alignment handles wrong alignment correctly (24)");
 803         ok(!bt_ctf_field_type_set_alignment(int_16_type, 4),
 804                 "bt_ctf_field_type_set_alignment handles correct alignment correctly (4)");
 805         bt_ctf_field_type_set_alignment(int_16_type, 32);
 806         bt_ctf_field_type_integer_set_signed(int_16_type, 1);
 807         bt_ctf_field_type_integer_set_base(uint_35_type,
 808                 BT_CTF_INTEGER_BASE_HEXADECIMAL);
 809
 810         array_type = bt_ctf_field_type_array_create(int_16_type, ARRAY_TEST_LENGTH);
 811         sequence_type = bt_ctf_field_type_sequence_create(int_16_type,
 812                 "seq_len");
 813
 814         ok(bt_ctf_field_type_array_get_element_type(NULL) == NULL,
 815                 "bt_ctf_field_type_array_get_element_type handles NULL correctly");
 816         ret_field_type = bt_ctf_field_type_array_get_element_type(
 817                 array_type);
 818         ok(ret_field_type == int_16_type,
 819                 "bt_ctf_field_type_array_get_element_type returns the correct type");
 820         bt_put(ret_field_type);
 821
 822         ok(bt_ctf_field_type_array_get_length(NULL) < 0,
 823                 "bt_ctf_field_type_array_get_length handles NULL correctly");
 824         ok(bt_ctf_field_type_array_get_length(array_type) == ARRAY_TEST_LENGTH,
 825                 "bt_ctf_field_type_array_get_length returns the correct length");
 826
 827         bt_ctf_field_type_structure_add_field(inner_structure_type,
 828                 uint_35_type, "seq_len");
 829         bt_ctf_field_type_structure_add_field(inner_structure_type,
 830                 sequence_type, "a_sequence");
 831         bt_ctf_field_type_structure_add_field(inner_structure_type,
 832                 array_type, "an_array");
 833
 834         bt_ctf_field_type_enumeration_add_mapping(enum_variant_type,
 835                 "UINT3_TYPE", 0, 0);
 836         bt_ctf_field_type_enumeration_add_mapping(enum_variant_type,
 837                 "INT16_TYPE", 1, 1);
 838         bt_ctf_field_type_enumeration_add_mapping(enum_variant_type,
 839                 "UINT35_TYPE", 2, 7);
 840
 841         ok(bt_ctf_field_type_enumeration_get_mapping_index_by_name(NULL,
 842                 "INT16_TYPE") < 0,
 843                 "bt_ctf_field_type_enumeration_get_mapping_index_by_name handles a NULL field type correctly");
 844         ok(bt_ctf_field_type_enumeration_get_mapping_index_by_name(
 845                 enum_variant_type, NULL) < 0,
 846                 "bt_ctf_field_type_enumeration_get_mapping_index_by_name handles a NULL name correctly");
 847         ok(bt_ctf_field_type_enumeration_get_mapping_index_by_name(
 848                 enum_variant_type, "INT16_TYPE") == 1,
 849                 "bt_ctf_field_type_enumeration_get_mapping_index_by_name returns the correct index");
 850
 851         ok(bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value(NULL, 1) < 0,
 852                 "bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value handles a NULL field type correctly");
 853         ok(bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value(enum_variant_type, -42) < 0,
 854                 "bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value handles invalid values correctly");
 855         ok(bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value(enum_variant_type, 5) == 2,
 856                 "bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value returns the correct index");
 857
 858         ok(bt_ctf_field_type_variant_add_field(variant_type, uint_3_type,
 859                 "An unknown entry"), "Reject a variant field based on an unknown tag value");
 860         ok(bt_ctf_field_type_variant_add_field(variant_type, uint_3_type,
 861                 "UINT3_TYPE") == 0, "Add a field to a variant");
 862         bt_ctf_field_type_variant_add_field(variant_type, int_16_type,
 863                 "INT16_TYPE");
 864         bt_ctf_field_type_variant_add_field(variant_type, uint_35_type,
 865                 "UINT35_TYPE");
 866
 867         ok(bt_ctf_field_type_variant_get_tag_type(NULL) == NULL,
 868                 "bt_ctf_field_type_variant_get_tag_type handles NULL correctly");
 869         ret_field_type = bt_ctf_field_type_variant_get_tag_type(variant_type);
 870         ok(ret_field_type == enum_variant_type,
 871                 "bt_ctf_field_type_variant_get_tag_type returns a correct tag type");
 872         bt_put(ret_field_type);
 873
 874         ok(bt_ctf_field_type_variant_get_tag_name(NULL) == NULL,
 875                 "bt_ctf_field_type_variant_get_tag_name handles NULL correctly");
 876         ret_string = bt_ctf_field_type_variant_get_tag_name(variant_type);
 877         ok(ret_string ? !strcmp(ret_string, "variant_selector") : 0,
 878                 "bt_ctf_field_type_variant_get_tag_name returns the correct variant tag name");
 879         ok(bt_ctf_field_type_variant_get_field_type_by_name(NULL,
 880                 "INT16_TYPE") == NULL,
 881                 "bt_ctf_field_type_variant_get_field_type_by_name handles a NULL variant_type correctly");
 882         ok(bt_ctf_field_type_variant_get_field_type_by_name(variant_type,
 883                 NULL) == NULL,
 884                 "bt_ctf_field_type_variant_get_field_type_by_name handles a NULL field name correctly");
 885         ret_field_type = bt_ctf_field_type_variant_get_field_type_by_name(
 886                 variant_type, "INT16_TYPE");
 887         ok(ret_field_type == int_16_type,
 888                 "bt_ctf_field_type_variant_get_field_type_by_name returns a correct field type");
 889         bt_put(ret_field_type);
 890
 891         ok(bt_ctf_field_type_variant_get_field_count(NULL) < 0,
 892                 "bt_ctf_field_type_variant_get_field_count handles NULL correctly");
 893         ok(bt_ctf_field_type_variant_get_field_count(variant_type) == 3,
 894                 "bt_ctf_field_type_variant_get_field_count returns the correct count");
 895
 896         ok(bt_ctf_field_type_variant_get_field(NULL, &ret_string, &ret_field_type, 0) < 0,
 897                 "bt_ctf_field_type_variant_get_field handles a NULL type correctly");
 898         ok(bt_ctf_field_type_variant_get_field(variant_type, NULL, &ret_field_type, 0) == 0,
 899                 "bt_ctf_field_type_variant_get_field handles a NULL field name correctly");
 900         bt_put(ret_field_type);
 901         ok(bt_ctf_field_type_variant_get_field(variant_type, &ret_string, NULL, 0) == 0,
 902                 "bt_ctf_field_type_variant_get_field handles a NULL field type correctly");
 903         ok(bt_ctf_field_type_variant_get_field(variant_type, &ret_string, &ret_field_type, 200) < 0,
 904                 "bt_ctf_field_type_variant_get_field handles an invalid index correctly");
 905         ok(bt_ctf_field_type_variant_get_field(variant_type, &ret_string, &ret_field_type, 1) == 0,
 906                 "bt_ctf_field_type_variant_get_field returns a field");
 907         ok(!strcmp("INT16_TYPE", ret_string),
 908                 "bt_ctf_field_type_variant_get_field returns a correct field name");
 909         ok(ret_field_type == int_16_type,
 910                 "bt_ctf_field_type_variant_get_field returns a correct field type");
 911         bt_put(ret_field_type);
 912
 913         bt_ctf_field_type_structure_add_field(complex_structure_type,
 914                 enum_variant_type, "variant_selector");
 915         bt_ctf_field_type_structure_add_field(complex_structure_type,
 916                 string_type, "a_string");
 917         bt_ctf_field_type_structure_add_field(complex_structure_type,
 918                 variant_type, "variant_value");
 919         bt_ctf_field_type_structure_add_field(complex_structure_type,
 920                 inner_structure_type, "inner_structure");
 921
 922         ok(bt_ctf_event_class_create("clock") == NULL,
 923                 "Reject creation of an event class with an illegal name");
 924         event_class = bt_ctf_event_class_create(complex_test_event_string);
 925         ok(event_class, "Create an event class");
 926         ok(bt_ctf_event_class_add_field(event_class, uint_35_type, ""),
 927                 "Reject addition of a field with an empty name to an event");
 928         ok(bt_ctf_event_class_add_field(event_class, NULL, "an_integer"),
 929                 "Reject addition of a field with a NULL type to an event");
 930         ok(bt_ctf_event_class_add_field(event_class, uint_35_type,
 931                 "int"),
 932                 "Reject addition of a type with an illegal name to an event");
 933         ok(bt_ctf_event_class_add_field(event_class, uint_35_type,
 934                 "uint_35") == 0,
 935                 "Add field of type unsigned integer to an event");
 936         ok(bt_ctf_event_class_add_field(event_class, int_16_type,
 937                 "int_16") == 0, "Add field of type signed integer to an event");
 938         ok(bt_ctf_event_class_add_field(event_class, complex_structure_type,
 939                 "complex_structure") == 0,
 940                 "Add composite structure to an event");
 941
 942         ok(bt_ctf_event_class_get_name(NULL) == NULL,
 943                 "bt_ctf_event_class_get_name handles NULL correctly");
 944         ret_string = bt_ctf_event_class_get_name(event_class);
 945         ok(!strcmp(ret_string, complex_test_event_string),
 946                 "bt_ctf_event_class_get_name returns a correct name");
 947         ok(bt_ctf_event_class_get_id(event_class) < 0,
 948                 "bt_ctf_event_class_get_id returns a negative value when not set");
 949         ok(bt_ctf_event_class_get_id(NULL) < 0,
 950                 "bt_ctf_event_class_get_id handles NULL correctly");
 951         ok(bt_ctf_event_class_set_id(NULL, 42) < 0,
 952                 "bt_ctf_event_class_set_id handles NULL correctly");
 953         ok(bt_ctf_event_class_set_id(event_class, 42) == 0,
 954                 "Set an event class' id");
 955         ok(bt_ctf_event_class_get_id(event_class) == 42,
 956                 "bt_ctf_event_class_get_id returns the correct value");
 957
 958         /* Test event class attributes */
 959         obj = bt_value_integer_create_init(15);
 960         assert(obj);
 961         ok(bt_ctf_event_class_set_attribute(NULL, "id", obj),
 962                 "bt_ctf_event_class_set_attribute handles a NULL event class correctly");
 963         ok(bt_ctf_event_class_set_attribute(event_class, NULL, obj),
 964                 "bt_ctf_event_class_set_attribute handles a NULL name correctly");
 965         ok(bt_ctf_event_class_set_attribute(event_class, "id", NULL),
 966                 "bt_ctf_event_class_set_attribute handles a NULL value correctly");
 967         assert(!bt_value_integer_set(obj, -3));
 968         ok(bt_ctf_event_class_set_attribute(event_class, "id", obj),
 969                 "bt_ctf_event_class_set_attribute fails with a negative \"id\" attribute");
 970         assert(!bt_value_integer_set(obj, 11));
 971         ret = bt_ctf_event_class_set_attribute(event_class, "id", obj);
 972         ok(!ret && bt_ctf_event_class_get_id(event_class) == 11,
 973                 "bt_ctf_event_class_set_attribute succeeds in replacing the existing \"id\" attribute");
 974         ret = bt_ctf_event_class_set_attribute(event_class, "name", obj);
 975         ret &= bt_ctf_event_class_set_attribute(event_class, "model.emf.uri", obj);
 976         ok(ret,
 977                 "bt_ctf_event_class_set_attribute cannot set \"name\" or \"model.emf.uri\" to an integer value");
 978         BT_PUT(obj);
 979
 980         obj = bt_value_integer_create_init(5);
 981         assert(obj);
 982         ok(!bt_ctf_event_class_set_attribute(event_class, "loglevel", obj),
 983                 "bt_ctf_event_class_set_attribute succeeds in setting the \"loglevel\" attribute");
 984         BT_PUT(obj);
 985         ok(!bt_ctf_event_class_get_attribute_value_by_name(NULL, "loglevel"),
 986                 "bt_ctf_event_class_get_attribute_value_by_name handles a NULL event class correctly");
 987         ok(!bt_ctf_event_class_get_attribute_value_by_name(event_class, NULL),
 988                 "bt_ctf_event_class_get_attribute_value_by_name handles a NULL name correctly");
 989         ok(!bt_ctf_event_class_get_attribute_value_by_name(event_class, "meow"),
 990                 "bt_ctf_event_class_get_attribute_value_by_name fails with a non-existing attribute name");
 991         obj = bt_ctf_event_class_get_attribute_value_by_name(event_class,
 992                 "loglevel");
 993         int64_value = 0;
 994         ret = bt_value_integer_get(obj, &int64_value);
 995         ok(obj && !ret && int64_value == 5,
 996                 "bt_ctf_event_class_get_attribute_value_by_name returns the correct value");
 997         BT_PUT(obj);
 998
 999         obj = bt_value_string_create_init("nu name");
1000         assert(obj);
1001         assert(!bt_ctf_event_class_set_attribute(event_class, "name", obj));
1002         ret_string = bt_ctf_event_class_get_name(event_class);
1003         ok(!strcmp(ret_string, "nu name"),
1004                 "bt_ctf_event_class_set_attribute succeeds in replacing the existing \"name\" attribute");
1005         ret = bt_ctf_event_class_set_attribute(event_class, "id", obj);
1006         ret &= bt_ctf_event_class_set_attribute(event_class, "loglevel", obj);
1007         ok(ret,
1008                 "bt_ctf_event_class_set_attribute cannot set \"id\" or \"loglevel\" to a string value");
1009         BT_PUT(obj);
1010         obj = bt_value_string_create_init("http://kernel.org/");
1011         assert(obj);
1012         assert(!bt_ctf_event_class_set_attribute(event_class, "model.emf.uri", obj));
1013         BT_PUT(obj);
1014
1015         ok(bt_ctf_event_class_get_attribute_count(NULL),
1016                 "bt_ctf_event_class_get_attribute_count handles a NULL event class");
1017         ok(bt_ctf_event_class_get_attribute_count(event_class) == 4,
1018                 "bt_ctf_event_class_get_attribute_count returns the correct count");
1019         ok(!bt_ctf_event_class_get_attribute_name(NULL, 0),
1020                 "bt_ctf_event_class_get_attribute_name handles a NULL event class correctly");
1021         ok(!bt_ctf_event_class_get_attribute_name(event_class, 4),
1022                 "bt_ctf_event_class_get_attribute_name handles a too large index correctly");
1023         ok(!bt_ctf_event_class_get_attribute_value(NULL, 0),
1024                 "bt_ctf_event_class_get_attribute_value handles a NULL event class correctly");
1025         ok(!bt_ctf_event_class_get_attribute_value(event_class, 4),
1026                 "bt_ctf_event_class_get_attribute_value handles a too large index correctly");
1027
1028         memset(&attrs_count, 0, sizeof(attrs_count));
1029
1030         for (i = 0; i < 4; ++i) {
1031                 ret_string = bt_ctf_event_class_get_attribute_name(event_class,
1032                         i);
1033                 obj = bt_ctf_event_class_get_attribute_value(event_class, i);
1034                 assert(ret_string && obj);
1035
1036                 if (!strcmp(ret_string, "id")) {
1037                         attrs_count.id++;
1038                         ok(bt_value_is_integer(obj),
1039                                 "bt_ctf_event_class_get_attribute_value returns the correct type (\"%s\")",
1040                                 ret_string);
1041                 } else if (!strcmp(ret_string, "name")) {
1042                         attrs_count.name++;
1043                         ok(bt_value_is_string(obj),
1044                                 "bt_ctf_event_class_get_attribute_value returns the correct type (\"%s\")",
1045                                 ret_string);
1046                 } else if (!strcmp(ret_string, "loglevel")) {
1047                         attrs_count.loglevel++;
1048                         ok(bt_value_is_integer(obj),
1049                                 "bt_ctf_event_class_get_attribute_value returns the correct type (\"%s\")",
1050                                 ret_string);
1051                 } else if (!strcmp(ret_string, "model.emf.uri")) {
1052                         attrs_count.modelemfuri++;
1053                         ok(bt_value_is_string(obj),
1054                                 "bt_ctf_event_class_get_attribute_value returns the correct type (\"%s\")",
1055                                 ret_string);
1056                 } else {
1057                         attrs_count.unknown++;
1058                 }
1059
1060                 BT_PUT(obj);
1061         }
1062
1063         ok(attrs_count.unknown == 0, "event class has no unknown attributes");
1064         ok(attrs_count.id == 1 && attrs_count.name == 1 &&
1065                 attrs_count.loglevel == 1 && attrs_count.modelemfuri == 1,
1066                 "event class has one instance of each known attribute");
1067
1068         /* Add event class to the stream class */
1069         ok(bt_ctf_stream_class_add_event_class(stream_class, NULL),
1070                 "Reject addition of NULL event class to a stream class");
1071         ok(bt_ctf_stream_class_add_event_class(stream_class,
1072                 event_class) == 0, "Add an event class to stream class");
1073
1074         ok(bt_ctf_event_class_get_stream_class(NULL) == NULL,
1075                 "bt_ctf_event_class_get_stream_class handles NULL correctly");
1076         ret_stream_class = bt_ctf_event_class_get_stream_class(event_class);
1077         ok(ret_stream_class == stream_class,
1078                 "bt_ctf_event_class_get_stream_class returns the correct stream class");
1079         bt_put(ret_stream_class);
1080
1081         ok(bt_ctf_event_class_get_field_count(NULL) < 0,
1082                 "bt_ctf_event_class_get_field_count handles NULL correctly");
1083         ok(bt_ctf_event_class_get_field_count(event_class) == 3,
1084                 "bt_ctf_event_class_get_field_count returns a correct value");
1085
1086         ok(bt_ctf_event_class_get_field(NULL, &ret_string,
1087                 &ret_field_type, 0) < 0,
1088                 "bt_ctf_event_class_get_field handles a NULL event class correctly");
1089         ok(bt_ctf_event_class_get_field(event_class, NULL,
1090                 &ret_field_type, 0) == 0,
1091                 "bt_ctf_event_class_get_field handles a NULL field name correctly");
1092         bt_put(ret_field_type);
1093         ok(bt_ctf_event_class_get_field(event_class, &ret_string,
1094                 NULL, 0) == 0,
1095                 "bt_ctf_event_class_get_field handles a NULL field type correctly");
1096         ok(bt_ctf_event_class_get_field(event_class, &ret_string,
1097                 &ret_field_type, 42) < 0,
1098                 "bt_ctf_event_class_get_field handles an invalid index correctly");
1099         ok(bt_ctf_event_class_get_field(event_class, &ret_string,
1100                 &ret_field_type, 0) == 0,
1101                 "bt_ctf_event_class_get_field returns a field");
1102         ok(ret_field_type == uint_35_type,
1103                 "bt_ctf_event_class_get_field returns a correct field type");
1104         bt_put(ret_field_type);
1105         ok(!strcmp(ret_string, "uint_35"),
1106                 "bt_ctf_event_class_get_field returns a correct field name");
1107         ok(bt_ctf_event_class_get_field_by_name(NULL, "") == NULL,
1108                 "bt_ctf_event_class_get_field_by_name handles a NULL event class correctly");
1109         ok(bt_ctf_event_class_get_field_by_name(event_class, NULL) == NULL,
1110                 "bt_ctf_event_class_get_field_by_name handles a NULL field name correctly");
1111         ok(bt_ctf_event_class_get_field_by_name(event_class, "truie") == NULL,
1112                 "bt_ctf_event_class_get_field_by_name handles an invalid field name correctly");
1113         ret_field_type = bt_ctf_event_class_get_field_by_name(event_class,
1114                 "complex_structure");
1115         ok(ret_field_type == complex_structure_type,
1116                 "bt_ctf_event_class_get_field_by_name returns a correct field type");
1117         bt_put(ret_field_type);
1118
1119         event = bt_ctf_event_create(event_class);
1120         ok(event, "Instanciate a complex event");
1121
1122         ok(bt_ctf_event_get_class(NULL) == NULL,
1123                 "bt_ctf_event_get_class handles NULL correctly");
1124         ret_event_class = bt_ctf_event_get_class(event);
1125         ok(ret_event_class == event_class,
1126                 "bt_ctf_event_get_class returns the correct event class");
1127         bt_put(ret_event_class);
1128
1129         uint_35_field = bt_ctf_event_get_payload(event, "uint_35");
1130         if (!uint_35_field) {
1131                 printf("uint_35_field is NULL\n");
1132         }
1133
1134         ok(uint_35_field, "Use bt_ctf_event_get_payload to get a field instance ");
1135         bt_ctf_field_unsigned_integer_set_value(uint_35_field, 0x0DDF00D);
1136         ok(bt_ctf_field_unsigned_integer_get_value(NULL, &ret_unsigned_int) < 0,
1137                 "bt_ctf_field_unsigned_integer_get_value properly properly handles a NULL field.");
1138         ok(bt_ctf_field_unsigned_integer_get_value(uint_35_field, NULL) < 0,
1139                 "bt_ctf_field_unsigned_integer_get_value properly handles a NULL return value");
1140         ok(bt_ctf_field_unsigned_integer_get_value(uint_35_field,
1141                 &ret_unsigned_int) == 0,
1142                 "bt_ctf_field_unsigned_integer_get_value succeeds after setting a value");
1143         ok(ret_unsigned_int == 0x0DDF00D,
1144                 "bt_ctf_field_unsigned_integer_get_value returns the correct value");
1145         ok(bt_ctf_field_signed_integer_get_value(uint_35_field,
1146                 &ret_signed_int) < 0,
1147                 "bt_ctf_field_signed_integer_get_value fails on an unsigned field");
1148         bt_put(uint_35_field);
1149
1150         int_16_field = bt_ctf_event_get_payload(event, "int_16");
1151         bt_ctf_field_signed_integer_set_value(int_16_field, -12345);
1152         ok(bt_ctf_field_signed_integer_get_value(NULL, &ret_signed_int) < 0,
1153                 "bt_ctf_field_signed_integer_get_value properly handles a NULL field");
1154         ok(bt_ctf_field_signed_integer_get_value(int_16_field, NULL) < 0,
1155                 "bt_ctf_field_signed_integer_get_value properly handles a NULL return value");
1156         ok(bt_ctf_field_signed_integer_get_value(int_16_field,
1157                 &ret_signed_int) == 0,
1158                 "bt_ctf_field_signed_integer_get_value succeeds after setting a value");
1159         ok(ret_signed_int == -12345,
1160                 "bt_ctf_field_signed_integer_get_value returns the correct value");
1161         ok(bt_ctf_field_unsigned_integer_get_value(int_16_field,
1162                 &ret_unsigned_int) < 0,
1163                 "bt_ctf_field_unsigned_integer_get_value fails on a signed field");
1164         bt_put(int_16_field);
1165
1166         complex_structure_field = bt_ctf_event_get_payload(event,
1167                 "complex_structure");
1168
1169         ok(bt_ctf_field_structure_get_field_by_index(NULL, 0) == NULL,
1170                 "bt_ctf_field_structure_get_field_by_index handles NULL correctly");
1171         ok(bt_ctf_field_structure_get_field_by_index(NULL, 9) == NULL,
1172                 "bt_ctf_field_structure_get_field_by_index handles an invalid index correctly");
1173         inner_structure_field = bt_ctf_field_structure_get_field_by_index(
1174                 complex_structure_field, 3);
1175         ret_field_type = bt_ctf_field_get_type(inner_structure_field);
1176         bt_put(inner_structure_field);
1177         ok(ret_field_type == inner_structure_type,
1178                 "bt_ctf_field_structure_get_field_by_index returns a correct field");
1179         bt_put(ret_field_type);
1180
1181         inner_structure_field = bt_ctf_field_structure_get_field(
1182                 complex_structure_field, "inner_structure");
1183         a_string_field = bt_ctf_field_structure_get_field(
1184                 complex_structure_field, "a_string");
1185         enum_variant_field = bt_ctf_field_structure_get_field(
1186                 complex_structure_field, "variant_selector");
1187         variant_field = bt_ctf_field_structure_get_field(
1188                 complex_structure_field, "variant_value");
1189         uint_35_field = bt_ctf_field_structure_get_field(
1190                 inner_structure_field, "seq_len");
1191         a_sequence_field = bt_ctf_field_structure_get_field(
1192                 inner_structure_field, "a_sequence");
1193         an_array_field = bt_ctf_field_structure_get_field(
1194                 inner_structure_field, "an_array");
1195
1196         enum_container_field = bt_ctf_field_enumeration_get_container(
1197                 enum_variant_field);
1198         bt_ctf_field_unsigned_integer_set_value(enum_container_field, 1);
1199         int_16_field = bt_ctf_field_variant_get_field(variant_field,
1200                 enum_variant_field);
1201         bt_ctf_field_signed_integer_set_value(int_16_field, -200);
1202         bt_put(int_16_field);
1203         ok(!bt_ctf_field_string_get_value(a_string_field),
1204                 "bt_ctf_field_string_get_value returns NULL on an unset field");
1205         bt_ctf_field_string_set_value(a_string_field,
1206                 test_string_1);
1207         ok(!bt_ctf_field_string_get_value(NULL),
1208                 "bt_ctf_field_string_get_value correctly handles NULL");
1209         ok(bt_ctf_field_string_append(NULL, "yeah"),
1210                 "bt_ctf_field_string_append correctly handles a NULL string field");
1211         ok(bt_ctf_field_string_append(a_string_field, NULL),
1212                 "bt_ctf_field_string_append correctly handles a NULL string value");
1213         ok(!bt_ctf_field_string_append(a_string_field, test_string_2),
1214                 "bt_ctf_field_string_append succeeds");
1215         ok(bt_ctf_field_string_append_len(NULL, "oh noes", 3),
1216                 "bt_ctf_field_string_append_len correctly handles a NULL string field");
1217         ok(bt_ctf_field_string_append_len(a_string_field, NULL, 3),
1218                 "bt_ctf_field_string_append_len correctly handles a NULL string value");
1219         ok(!bt_ctf_field_string_append_len(a_string_field, test_string_3, 5),
1220                 "bt_ctf_field_string_append_len succeeds (append 5 characters)");
1221         ok(!bt_ctf_field_string_append_len(a_string_field, test_string_4, 10),
1222                 "bt_ctf_field_string_append_len succeeds (append 4 characters)");
1223         ok(!bt_ctf_field_string_append_len(a_string_field, &test_string_4[4], 3),
1224                 "bt_ctf_field_string_append_len succeeds (append 0 characters)");
1225         ok(!bt_ctf_field_string_append_len(a_string_field, test_string_3, 0),
1226                 "bt_ctf_field_string_append_len succeeds (append 0 characters)");
1227
1228         ret_string = bt_ctf_field_string_get_value(a_string_field);
1229         ok(ret_string, "bt_ctf_field_string_get_value returns a string");
1230         ok(ret_string ? !strcmp(ret_string, test_string_cat) : 0,
1231                 "bt_ctf_field_string_get_value returns a correct value");
1232         bt_ctf_field_unsigned_integer_set_value(uint_35_field,
1233                 SEQUENCE_TEST_LENGTH);
1234
1235         ok(bt_ctf_field_type_variant_get_field_type_from_tag(NULL,
1236                 enum_container_field) == NULL,
1237                 "bt_ctf_field_type_variant_get_field_type_from_tag handles a NULL variant type correctly");
1238         ok(bt_ctf_field_type_variant_get_field_type_from_tag(variant_type,
1239                 NULL) == NULL,
1240                 "bt_ctf_field_type_variant_get_field_type_from_tag handles a NULL tag correctly");
1241         ret_field_type = bt_ctf_field_type_variant_get_field_type_from_tag(
1242                 variant_type, enum_variant_field);
1243         ok(ret_field_type == int_16_type,
1244                 "bt_ctf_field_type_variant_get_field_type_from_tag returns the correct field type");
1245
1246         ok(bt_ctf_field_sequence_get_length(a_sequence_field) == NULL,
1247                 "bt_ctf_field_sequence_get_length returns NULL when length is unset");
1248         ok(bt_ctf_field_sequence_set_length(a_sequence_field,
1249                 uint_35_field) == 0, "Set a sequence field's length");
1250         ret_field = bt_ctf_field_sequence_get_length(a_sequence_field);
1251         ok(ret_field == uint_35_field,
1252                 "bt_ctf_field_sequence_get_length returns the correct length field");
1253         ok(bt_ctf_field_sequence_get_length(NULL) == NULL,
1254                 "bt_ctf_field_sequence_get_length properly handles NULL");
1255
1256         for (i = 0; i < SEQUENCE_TEST_LENGTH; i++) {
1257                 int_16_field = bt_ctf_field_sequence_get_field(
1258                         a_sequence_field, i);
1259                 bt_ctf_field_signed_integer_set_value(int_16_field, 4 - i);
1260                 bt_put(int_16_field);
1261         }
1262
1263         for (i = 0; i < ARRAY_TEST_LENGTH; i++) {
1264                 int_16_field = bt_ctf_field_array_get_field(
1265                         an_array_field, i);
1266                 bt_ctf_field_signed_integer_set_value(int_16_field, i);
1267                 bt_put(int_16_field);
1268         }
1269
1270         bt_ctf_clock_set_time(clock, ++current_time);
1271         ok(bt_ctf_stream_append_event(stream, event) == 0,
1272                 "Append a complex event to a stream");
1273
1274         /*
1275          * Populate the custom packet context field with a dummy value
1276          * otherwise flush will fail.
1277          */
1278         packet_context = bt_ctf_stream_get_packet_context(stream);
1279         packet_context_field = bt_ctf_field_structure_get_field(packet_context,
1280                 "custom_packet_context_field");
1281         bt_ctf_field_unsigned_integer_set_value(packet_context_field, 1);
1282
1283         ok(bt_ctf_stream_flush(stream) == 0,
1284                 "Flush a stream containing a complex event");
1285
1286         bt_put(uint_35_field);
1287         bt_put(a_string_field);
1288         bt_put(inner_structure_field);
1289         bt_put(complex_structure_field);
1290         bt_put(a_sequence_field);
1291         bt_put(an_array_field);
1292         bt_put(enum_variant_field);
1293         bt_put(enum_container_field);
1294         bt_put(variant_field);
1295         bt_put(ret_field);
1296         bt_put(packet_context_field);
1297         bt_put(packet_context);
1298         bt_put(uint_35_type);
1299         bt_put(int_16_type);
1300         bt_put(string_type);
1301         bt_put(sequence_type);
1302         bt_put(array_type);
1303         bt_put(inner_structure_type);
1304         bt_put(complex_structure_type);
1305         bt_put(uint_3_type);
1306         bt_put(enum_variant_type);
1307         bt_put(variant_type);
1308         bt_put(ret_field_type);
1309         bt_put(event_class);
1310         bt_put(event);
1311 }
1312
1313 static void field_copy_tests_validate_same_type(struct bt_ctf_field *field,
1314         struct bt_ctf_field_type *expected_type, const char *name)
1315 {
1316         struct bt_ctf_field_type *copy_type;
1317
1318         copy_type = bt_ctf_field_get_type(field);
1319         ok(copy_type == expected_type,
1320                 "bt_ctf_field_copy does not copy the type (%s)", name);
1321         bt_put(copy_type);
1322 }
1323
1324 static void field_copy_tests_validate_diff_ptrs(struct bt_ctf_field *field_a,
1325         struct bt_ctf_field *field_b, const char *name)
1326 {
1327         ok(field_a != field_b,
1328                 "bt_ctf_field_copy creates different pointers (%s)", name);
1329 }
1330
1331 void field_copy_tests()
1332 {
1333         struct bt_ctf_field_type *len_type = NULL;
1334         struct bt_ctf_field_type *fp_type = NULL;
1335         struct bt_ctf_field_type *s_type = NULL;
1336         struct bt_ctf_field_type *e_int_type = NULL;
1337         struct bt_ctf_field_type *e_type = NULL;
1338         struct bt_ctf_field_type *v_type = NULL;
1339         struct bt_ctf_field_type *v_label1_type = NULL;
1340         struct bt_ctf_field_type *v_label1_array_type = NULL;
1341         struct bt_ctf_field_type *v_label2_type = NULL;
1342         struct bt_ctf_field_type *v_label2_seq_type = NULL;
1343         struct bt_ctf_field_type *strct_type = NULL;
1344         struct bt_ctf_field *len = NULL;
1345         struct bt_ctf_field *fp = NULL;
1346         struct bt_ctf_field *s = NULL;
1347         struct bt_ctf_field *e_int = NULL;
1348         struct bt_ctf_field *e = NULL;
1349         struct bt_ctf_field *v = NULL;
1350         struct bt_ctf_field *v_selected = NULL;
1351         struct bt_ctf_field *v_selected_cur = NULL;
1352         struct bt_ctf_field *v_selected_0 = NULL;
1353         struct bt_ctf_field *v_selected_1 = NULL;
1354         struct bt_ctf_field *v_selected_2 = NULL;
1355         struct bt_ctf_field *v_selected_3 = NULL;
1356         struct bt_ctf_field *v_selected_4 = NULL;
1357         struct bt_ctf_field *v_selected_5 = NULL;
1358         struct bt_ctf_field *v_selected_6 = NULL;
1359         struct bt_ctf_field *a = NULL;
1360         struct bt_ctf_field *a_0 = NULL;
1361         struct bt_ctf_field *a_1 = NULL;
1362         struct bt_ctf_field *a_2 = NULL;
1363         struct bt_ctf_field *a_3 = NULL;
1364         struct bt_ctf_field *a_4 = NULL;
1365         struct bt_ctf_field *strct = NULL;
1366         struct bt_ctf_field *len_copy = NULL;
1367         struct bt_ctf_field *fp_copy = NULL;
1368         struct bt_ctf_field *s_copy = NULL;
1369         struct bt_ctf_field *e_int_copy = NULL;
1370         struct bt_ctf_field *e_copy = NULL;
1371         struct bt_ctf_field *v_copy = NULL;
1372         struct bt_ctf_field *v_selected_copy = NULL;
1373         struct bt_ctf_field *v_selected_copy_len = NULL;
1374         struct bt_ctf_field *v_selected_0_copy = NULL;
1375         struct bt_ctf_field *v_selected_1_copy = NULL;
1376         struct bt_ctf_field *v_selected_2_copy = NULL;
1377         struct bt_ctf_field *v_selected_3_copy = NULL;
1378         struct bt_ctf_field *v_selected_4_copy = NULL;
1379         struct bt_ctf_field *v_selected_5_copy = NULL;
1380         struct bt_ctf_field *v_selected_6_copy = NULL;
1381         struct bt_ctf_field *a_copy = NULL;
1382         struct bt_ctf_field *a_0_copy = NULL;
1383         struct bt_ctf_field *a_1_copy = NULL;
1384         struct bt_ctf_field *a_2_copy = NULL;
1385         struct bt_ctf_field *a_3_copy = NULL;
1386         struct bt_ctf_field *a_4_copy = NULL;
1387         struct bt_ctf_field *strct_copy = NULL;
1388         uint64_t uint64_t_val;
1389         const char *str_val;
1390         double double_val;
1391         int ret;
1392
1393         /* create len type */
1394         len_type = bt_ctf_field_type_integer_create(32);
1395         assert(len_type);
1396
1397         /* create fp type */
1398         fp_type = bt_ctf_field_type_floating_point_create();
1399         assert(fp_type);
1400
1401         /* create s type */
1402         s_type = bt_ctf_field_type_string_create();
1403         assert(s_type);
1404
1405         /* create e_int type */
1406         e_int_type = bt_ctf_field_type_integer_create(8);
1407         assert(e_int_type);
1408
1409         /* create e type */
1410         e_type = bt_ctf_field_type_enumeration_create(e_int_type);
1411         assert(e_type);
1412         ret = bt_ctf_field_type_enumeration_add_mapping(e_type, "LABEL1",
1413                 10, 15);
1414         assert(!ret);
1415         ret = bt_ctf_field_type_enumeration_add_mapping(e_type, "LABEL2",
1416                 23, 23);
1417         assert(!ret);
1418
1419         /* create v_label1 type */
1420         v_label1_type = bt_ctf_field_type_string_create();
1421         assert(v_label1_type);
1422
1423         /* create v_label1_array type */
1424         v_label1_array_type = bt_ctf_field_type_array_create(v_label1_type, 5);
1425         assert(v_label1_array_type);
1426
1427         /* create v_label2 type */
1428         v_label2_type = bt_ctf_field_type_integer_create(16);
1429         assert(v_label2_type);
1430
1431         /* create v_label2_seq type */
1432         v_label2_seq_type = bt_ctf_field_type_sequence_create(v_label2_type,
1433                 "len");
1434         assert(v_label2_seq_type);
1435
1436         /* create v type */
1437         v_type = bt_ctf_field_type_variant_create(e_type, "e");
1438         assert(v_type);
1439         ret = bt_ctf_field_type_variant_add_field(v_type, v_label1_array_type,
1440                 "LABEL1");
1441         assert(!ret);
1442         ret = bt_ctf_field_type_variant_add_field(v_type, v_label2_seq_type,
1443                 "LABEL2");
1444         assert(!ret);
1445
1446         /* create strct type */
1447         strct_type = bt_ctf_field_type_structure_create();
1448         assert(strct_type);
1449         ret = bt_ctf_field_type_structure_add_field(strct_type, len_type,
1450                 "len");
1451         assert(!ret);
1452         ret = bt_ctf_field_type_structure_add_field(strct_type, fp_type, "fp");
1453         assert(!ret);
1454         ret = bt_ctf_field_type_structure_add_field(strct_type, s_type, "s");
1455         assert(!ret);
1456         ret = bt_ctf_field_type_structure_add_field(strct_type, e_type, "e");
1457         assert(!ret);
1458         ret = bt_ctf_field_type_structure_add_field(strct_type, v_type, "v");
1459         assert(!ret);
1460         ret = bt_ctf_field_type_structure_add_field(strct_type,
1461                 v_label1_array_type, "a");
1462         assert(!ret);
1463
1464         /* create strct */
1465         strct = bt_ctf_field_create(strct_type);
1466         assert(strct);
1467
1468         /* get len field */
1469         len = bt_ctf_field_structure_get_field(strct, "len");
1470         assert(len);
1471
1472         /* get fp field */
1473         fp = bt_ctf_field_structure_get_field(strct, "fp");
1474         assert(fp);
1475
1476         /* get s field */
1477         s = bt_ctf_field_structure_get_field(strct, "s");
1478         assert(s);
1479
1480         /* get e field */
1481         e = bt_ctf_field_structure_get_field(strct, "e");
1482         assert(e);
1483
1484         /* get e_int (underlying integer) */
1485         e_int = bt_ctf_field_enumeration_get_container(e);
1486         assert(e_int);
1487
1488         /* get v field */
1489         v = bt_ctf_field_structure_get_field(strct, "v");
1490         assert(v);
1491
1492         /* get a field */
1493         a = bt_ctf_field_structure_get_field(strct, "a");
1494         assert(a);
1495
1496         /* set len field */
1497         ret = bt_ctf_field_unsigned_integer_set_value(len, 7);
1498         assert(!ret);
1499
1500         /* set fp field */
1501         ret = bt_ctf_field_floating_point_set_value(fp, 3.14);
1502         assert(!ret);
1503
1504         /* set s field */
1505         ret = bt_ctf_field_string_set_value(s, "btbt");
1506         assert(!ret);
1507
1508         /* set e field (LABEL2) */
1509         ret = bt_ctf_field_unsigned_integer_set_value(e_int, 23);
1510         assert(!ret);
1511
1512         /* set v field */
1513         v_selected = bt_ctf_field_variant_get_field(v, e);
1514         assert(v_selected);
1515         ok(!bt_ctf_field_variant_get_current_field(NULL),
1516                 "bt_ctf_field_variant_get_current_field handles NULL correctly");
1517         v_selected_cur = bt_ctf_field_variant_get_current_field(v);
1518         ok(v_selected_cur == v_selected,
1519                 "bt_ctf_field_variant_get_current_field returns the current field");
1520         bt_put(v_selected_cur);
1521
1522         /* set selected v field */
1523         ret = bt_ctf_field_sequence_set_length(v_selected, len);
1524         assert(!ret);
1525         v_selected_0 = bt_ctf_field_sequence_get_field(v_selected, 0);
1526         assert(v_selected_0);
1527         ret = bt_ctf_field_unsigned_integer_set_value(v_selected_0, 7);
1528         assert(!ret);
1529         v_selected_1 = bt_ctf_field_sequence_get_field(v_selected, 1);
1530         assert(v_selected_1);
1531         ret = bt_ctf_field_unsigned_integer_set_value(v_selected_1, 6);
1532         assert(!ret);
1533         v_selected_2 = bt_ctf_field_sequence_get_field(v_selected, 2);
1534         assert(v_selected_2);
1535         ret = bt_ctf_field_unsigned_integer_set_value(v_selected_2, 5);
1536         assert(!ret);
1537         v_selected_3 = bt_ctf_field_sequence_get_field(v_selected, 3);
1538         assert(v_selected_3);
1539         ret = bt_ctf_field_unsigned_integer_set_value(v_selected_3, 4);
1540         assert(!ret);
1541         v_selected_4 = bt_ctf_field_sequence_get_field(v_selected, 4);
1542         assert(v_selected_4);
1543         ret = bt_ctf_field_unsigned_integer_set_value(v_selected_4, 3);
1544         assert(!ret);
1545         v_selected_5 = bt_ctf_field_sequence_get_field(v_selected, 5);
1546         assert(v_selected_5);
1547         ret = bt_ctf_field_unsigned_integer_set_value(v_selected_5, 2);
1548         assert(!ret);
1549         v_selected_6 = bt_ctf_field_sequence_get_field(v_selected, 6);
1550         assert(v_selected_6);
1551         ret = bt_ctf_field_unsigned_integer_set_value(v_selected_6, 1);
1552         assert(!ret);
1553
1554         /* set a field */
1555         a_0 = bt_ctf_field_array_get_field(a, 0);
1556         assert(a_0);
1557         ret = bt_ctf_field_string_set_value(a_0, "a_0");
1558         assert(!ret);
1559         a_1 = bt_ctf_field_array_get_field(a, 1);
1560         assert(a_1);
1561         ret = bt_ctf_field_string_set_value(a_1, "a_1");
1562         assert(!ret);
1563         a_2 = bt_ctf_field_array_get_field(a, 2);
1564         assert(a_2);
1565         ret = bt_ctf_field_string_set_value(a_2, "a_2");
1566         assert(!ret);
1567         a_3 = bt_ctf_field_array_get_field(a, 3);
1568         assert(a_3);
1569         ret = bt_ctf_field_string_set_value(a_3, "a_3");
1570         assert(!ret);
1571         a_4 = bt_ctf_field_array_get_field(a, 4);
1572         assert(a_4);
1573         ret = bt_ctf_field_string_set_value(a_4, "a_4");
1574         assert(!ret);
1575
1576         /* create copy of strct */
1577         ok(!bt_ctf_field_copy(NULL),
1578                 "bt_ctf_field_copy handles NULL correctly");
1579         strct_copy = bt_ctf_field_copy(strct);
1580         ok(strct_copy,
1581                 "bt_ctf_field_copy returns a valid pointer");
1582
1583         /* get all copied fields */
1584         len_copy = bt_ctf_field_structure_get_field(strct_copy, "len");
1585         assert(len_copy);
1586         fp_copy = bt_ctf_field_structure_get_field(strct_copy, "fp");
1587         assert(fp_copy);
1588         s_copy = bt_ctf_field_structure_get_field(strct_copy, "s");
1589         assert(s_copy);
1590         e_copy = bt_ctf_field_structure_get_field(strct_copy, "e");
1591         assert(e_copy);
1592         e_int_copy = bt_ctf_field_enumeration_get_container(e_copy);
1593         assert(e_int_copy);
1594         v_copy = bt_ctf_field_structure_get_field(strct_copy, "v");
1595         assert(v_copy);
1596         v_selected_copy = bt_ctf_field_variant_get_field(v_copy, e_copy);
1597         assert(v_selected_copy);
1598         v_selected_0_copy = bt_ctf_field_sequence_get_field(v_selected_copy, 0);
1599         assert(v_selected_0_copy);
1600         v_selected_1_copy = bt_ctf_field_sequence_get_field(v_selected_copy, 1);
1601         assert(v_selected_1_copy);
1602         v_selected_2_copy = bt_ctf_field_sequence_get_field(v_selected_copy, 2);
1603         assert(v_selected_2_copy);
1604         v_selected_3_copy = bt_ctf_field_sequence_get_field(v_selected_copy, 3);
1605         assert(v_selected_3_copy);
1606         v_selected_4_copy = bt_ctf_field_sequence_get_field(v_selected_copy, 4);
1607         assert(v_selected_4_copy);
1608         v_selected_5_copy = bt_ctf_field_sequence_get_field(v_selected_copy, 5);
1609         assert(v_selected_5_copy);
1610         v_selected_6_copy = bt_ctf_field_sequence_get_field(v_selected_copy, 6);
1611         assert(v_selected_6_copy);
1612         ok(!bt_ctf_field_sequence_get_field(v_selected_copy, 7),
1613                 "sequence field copy is not too large");
1614         a_copy = bt_ctf_field_structure_get_field(strct_copy, "a");
1615         assert(a_copy);
1616         a_0_copy = bt_ctf_field_array_get_field(a_copy, 0);
1617         assert(a_0_copy);
1618         a_1_copy = bt_ctf_field_array_get_field(a_copy, 1);
1619         assert(a_1_copy);
1620         a_2_copy = bt_ctf_field_array_get_field(a_copy, 2);
1621         assert(a_2_copy);
1622         a_3_copy = bt_ctf_field_array_get_field(a_copy, 3);
1623         assert(a_3_copy);
1624         a_4_copy = bt_ctf_field_array_get_field(a_copy, 4);
1625         assert(a_4_copy);
1626         ok(!bt_ctf_field_array_get_field(v_selected_copy, 5),
1627                 "array field copy is not too large");
1628
1629         /* make sure copied fields are different pointers */
1630         field_copy_tests_validate_diff_ptrs(strct_copy, strct, "strct");
1631         field_copy_tests_validate_diff_ptrs(len_copy, len, "len");
1632         field_copy_tests_validate_diff_ptrs(fp_copy, fp, "fp");
1633         field_copy_tests_validate_diff_ptrs(s_copy, s, "s");
1634         field_copy_tests_validate_diff_ptrs(e_int_copy, e_int, "e_int");
1635         field_copy_tests_validate_diff_ptrs(e_copy, e, "e");
1636         field_copy_tests_validate_diff_ptrs(v_copy, v, "v");
1637         field_copy_tests_validate_diff_ptrs(v_selected_copy, v_selected,
1638                 "v_selected");
1639         field_copy_tests_validate_diff_ptrs(v_selected_0_copy, v_selected_0,
1640                 "v_selected_0");
1641         field_copy_tests_validate_diff_ptrs(v_selected_1_copy, v_selected_1,
1642                 "v_selected_1");
1643         field_copy_tests_validate_diff_ptrs(v_selected_2_copy, v_selected_2,
1644                 "v_selected_2");
1645         field_copy_tests_validate_diff_ptrs(v_selected_3_copy, v_selected_3,
1646                 "v_selected_3");
1647         field_copy_tests_validate_diff_ptrs(v_selected_4_copy, v_selected_4,
1648                 "v_selected_4");
1649         field_copy_tests_validate_diff_ptrs(v_selected_5_copy, v_selected_5,
1650                 "v_selected_5");
1651         field_copy_tests_validate_diff_ptrs(v_selected_6_copy, v_selected_6,
1652                 "v_selected_6");
1653         field_copy_tests_validate_diff_ptrs(a_copy, a, "a");
1654         field_copy_tests_validate_diff_ptrs(a_0_copy, a_0, "a_0");
1655         field_copy_tests_validate_diff_ptrs(a_1_copy, a_1, "a_1");
1656         field_copy_tests_validate_diff_ptrs(a_2_copy, a_2, "a_2");
1657         field_copy_tests_validate_diff_ptrs(a_3_copy, a_3, "a_3");
1658         field_copy_tests_validate_diff_ptrs(a_4_copy, a_4, "a_4");
1659
1660         /* make sure copied fields share the same types */
1661         field_copy_tests_validate_same_type(strct_copy, strct_type, "strct");
1662         field_copy_tests_validate_same_type(len_copy, len_type, "len");
1663         field_copy_tests_validate_same_type(fp_copy, fp_type, "fp");
1664         field_copy_tests_validate_same_type(e_int_copy, e_int_type, "e_int");
1665         field_copy_tests_validate_same_type(e_copy, e_type, "e");
1666         field_copy_tests_validate_same_type(v_copy, v_type, "v");
1667         field_copy_tests_validate_same_type(v_selected_copy, v_label2_seq_type,
1668                 "v_selected");
1669         field_copy_tests_validate_same_type(v_selected_0_copy, v_label2_type,
1670                 "v_selected_0");
1671         field_copy_tests_validate_same_type(v_selected_1_copy, v_label2_type,
1672                 "v_selected_1");
1673         field_copy_tests_validate_same_type(v_selected_2_copy, v_label2_type,
1674                 "v_selected_2");
1675         field_copy_tests_validate_same_type(v_selected_3_copy, v_label2_type,
1676                 "v_selected_3");
1677         field_copy_tests_validate_same_type(v_selected_4_copy, v_label2_type,
1678                 "v_selected_4");
1679         field_copy_tests_validate_same_type(v_selected_5_copy, v_label2_type,
1680                 "v_selected_5");
1681         field_copy_tests_validate_same_type(v_selected_6_copy, v_label2_type,
1682                 "v_selected_6");
1683         field_copy_tests_validate_same_type(a_copy, v_label1_array_type, "a");
1684         field_copy_tests_validate_same_type(a_0_copy, v_label1_type, "a_0");
1685         field_copy_tests_validate_same_type(a_1_copy, v_label1_type, "a_1");
1686         field_copy_tests_validate_same_type(a_2_copy, v_label1_type, "a_2");
1687         field_copy_tests_validate_same_type(a_3_copy, v_label1_type, "a_3");
1688         field_copy_tests_validate_same_type(a_4_copy, v_label1_type, "a_4");
1689
1690         /* validate len copy */
1691         ret = bt_ctf_field_unsigned_integer_get_value(len_copy, &uint64_t_val);
1692         assert(!ret);
1693         ok(uint64_t_val == 7,
1694                 "bt_ctf_field_copy creates a valid integer field copy");
1695
1696         /* validate fp copy */
1697         ret = bt_ctf_field_floating_point_get_value(fp_copy, &double_val);
1698         assert(!ret);
1699         ok(double_val == 3.14,
1700                 "bt_ctf_field_copy creates a valid floating point number field copy");
1701
1702         /* validate s copy */
1703         str_val = bt_ctf_field_string_get_value(s_copy);
1704         ok(str_val && !strcmp(str_val, "btbt"),
1705                 "bt_ctf_field_copy creates a valid string field copy");
1706
1707         /* validate e_int copy */
1708         ret = bt_ctf_field_unsigned_integer_get_value(e_int_copy,
1709                 &uint64_t_val);
1710         assert(!ret);
1711         ok(uint64_t_val == 23,
1712                 "bt_ctf_field_copy creates a valid enum's integer field copy");
1713
1714         /* validate e copy */
1715         str_val = bt_ctf_field_enumeration_get_mapping_name(e_copy);
1716         ok(str_val && !strcmp(str_val, "LABEL2"),
1717                 "bt_ctf_field_copy creates a valid enum field copy");
1718
1719         /* validate v_selected copy */
1720         v_selected_copy_len = bt_ctf_field_sequence_get_length(v_selected);
1721         assert(v_selected_copy_len);
1722         ret = bt_ctf_field_unsigned_integer_get_value(v_selected_copy_len,
1723                 &uint64_t_val);
1724         assert(!ret);
1725         ok(uint64_t_val == 7,
1726                 "bt_ctf_field_copy creates a sequence field copy with the proper length");
1727         bt_put(v_selected_copy_len);
1728         v_selected_copy_len = NULL;
1729
1730         /* validate v_selected copy fields */
1731         ret = bt_ctf_field_unsigned_integer_get_value(v_selected_0_copy,
1732                 &uint64_t_val);
1733         assert(!ret);
1734         ok(uint64_t_val == 7,
1735                 "bt_ctf_field_copy creates a valid sequence field element copy (v_selected_0)");
1736         ret = bt_ctf_field_unsigned_integer_get_value(v_selected_1_copy,
1737                 &uint64_t_val);
1738         assert(!ret);
1739         ok(uint64_t_val == 6,
1740                 "bt_ctf_field_copy creates a valid sequence field element copy (v_selected_1)");
1741         ret = bt_ctf_field_unsigned_integer_get_value(v_selected_2_copy,
1742                 &uint64_t_val);
1743         assert(!ret);
1744         ok(uint64_t_val == 5,
1745                 "bt_ctf_field_copy creates a valid sequence field element copy (v_selected_2)");
1746         ret = bt_ctf_field_unsigned_integer_get_value(v_selected_3_copy,
1747                 &uint64_t_val);
1748         assert(!ret);
1749         ok(uint64_t_val == 4,
1750                 "bt_ctf_field_copy creates a valid sequence field element copy (v_selected_3)");
1751         ret = bt_ctf_field_unsigned_integer_get_value(v_selected_4_copy,
1752                 &uint64_t_val);
1753         assert(!ret);
1754         ok(uint64_t_val == 3,
1755                 "bt_ctf_field_copy creates a valid sequence field element copy (v_selected_4)");
1756         ret = bt_ctf_field_unsigned_integer_get_value(v_selected_5_copy,
1757                 &uint64_t_val);
1758         assert(!ret);
1759         ok(uint64_t_val == 2,
1760                 "bt_ctf_field_copy creates a valid sequence field element copy (v_selected_5)");
1761         ret = bt_ctf_field_unsigned_integer_get_value(v_selected_6_copy,
1762                 &uint64_t_val);
1763         assert(!ret);
1764         ok(uint64_t_val == 1,
1765                 "bt_ctf_field_copy creates a valid sequence field element copy (v_selected_6)");
1766
1767         /* validate a copy fields */
1768         str_val = bt_ctf_field_string_get_value(a_0_copy);
1769         ok(str_val && !strcmp(str_val, "a_0"),
1770                 "bt_ctf_field_copy creates a valid array field element copy (a_0)");
1771         str_val = bt_ctf_field_string_get_value(a_1_copy);
1772         ok(str_val && !strcmp(str_val, "a_1"),
1773                 "bt_ctf_field_copy creates a valid array field element copy (a_1)");
1774         str_val = bt_ctf_field_string_get_value(a_2_copy);
1775         ok(str_val && !strcmp(str_val, "a_2"),
1776                 "bt_ctf_field_copy creates a valid array field element copy (a_2)");
1777         str_val = bt_ctf_field_string_get_value(a_3_copy);
1778         ok(str_val && !strcmp(str_val, "a_3"),
1779                 "bt_ctf_field_copy creates a valid array field element copy (a_3)");
1780         str_val = bt_ctf_field_string_get_value(a_4_copy);
1781         ok(str_val && !strcmp(str_val, "a_4"),
1782                 "bt_ctf_field_copy creates a valid array field element copy (a_4)");
1783
1784         /* put everything */
1785         bt_put(len_type);
1786         bt_put(fp_type);
1787         bt_put(s_type);
1788         bt_put(e_int_type);
1789         bt_put(e_type);
1790         bt_put(v_type);
1791         bt_put(v_label1_type);
1792         bt_put(v_label1_array_type);
1793         bt_put(v_label2_type);
1794         bt_put(v_label2_seq_type);
1795         bt_put(strct_type);
1796         bt_put(len);
1797         bt_put(fp);
1798         bt_put(s);
1799         bt_put(e_int);
1800         bt_put(e);
1801         bt_put(v);
1802         bt_put(v_selected);
1803         bt_put(v_selected_0);
1804         bt_put(v_selected_1);
1805         bt_put(v_selected_2);
1806         bt_put(v_selected_3);
1807         bt_put(v_selected_4);
1808         bt_put(v_selected_5);
1809         bt_put(v_selected_6);
1810         bt_put(a);
1811         bt_put(a_0);
1812         bt_put(a_1);
1813         bt_put(a_2);
1814         bt_put(a_3);
1815         bt_put(a_4);
1816         bt_put(strct);
1817         bt_put(len_copy);
1818         bt_put(fp_copy);
1819         bt_put(s_copy);
1820         bt_put(e_int_copy);
1821         bt_put(e_copy);
1822         bt_put(v_copy);
1823         bt_put(v_selected_copy);
1824         bt_put(v_selected_0_copy);
1825         bt_put(v_selected_1_copy);
1826         bt_put(v_selected_2_copy);
1827         bt_put(v_selected_3_copy);
1828         bt_put(v_selected_4_copy);
1829         bt_put(v_selected_5_copy);
1830         bt_put(v_selected_6_copy);
1831         bt_put(a_copy);
1832         bt_put(a_0_copy);
1833         bt_put(a_1_copy);
1834         bt_put(a_2_copy);
1835         bt_put(a_3_copy);
1836         bt_put(a_4_copy);
1837         bt_put(strct_copy);
1838 }
1839
1840 void type_field_tests()
1841 {
1842         struct bt_ctf_field *uint_12;
1843         struct bt_ctf_field *int_16;
1844         struct bt_ctf_field *string;
1845         struct bt_ctf_field *enumeration;
1846         struct bt_ctf_field_type *composite_structure_type;
1847         struct bt_ctf_field_type *structure_seq_type;
1848         struct bt_ctf_field_type *string_type;
1849         struct bt_ctf_field_type *sequence_type;
1850         struct bt_ctf_field_type *uint_8_type;
1851         struct bt_ctf_field_type *int_16_type;
1852         struct bt_ctf_field_type *uint_12_type =
1853                 bt_ctf_field_type_integer_create(12);
1854         struct bt_ctf_field_type *enumeration_type;
1855         struct bt_ctf_field_type *enumeration_sequence_type;
1856         struct bt_ctf_field_type *enumeration_array_type;
1857         struct bt_ctf_field_type *returned_type;
1858         const char *ret_string;
1859
1860         returned_type = bt_ctf_field_get_type(NULL);
1861         ok(!returned_type, "bt_ctf_field_get_type handles NULL correctly");
1862
1863         ok(uint_12_type, "Create an unsigned integer type");
1864         ok(bt_ctf_field_type_integer_set_base(uint_12_type,
1865                 BT_CTF_INTEGER_BASE_BINARY) == 0,
1866                 "Set integer type's base as binary");
1867         ok(bt_ctf_field_type_integer_set_base(uint_12_type,
1868                 BT_CTF_INTEGER_BASE_DECIMAL) == 0,
1869                 "Set integer type's base as decimal");
1870         ok(bt_ctf_field_type_integer_set_base(uint_12_type,
1871                 BT_CTF_INTEGER_BASE_UNKNOWN),
1872                 "Reject integer type's base set as unknown");
1873         ok(bt_ctf_field_type_integer_set_base(uint_12_type,
1874                 BT_CTF_INTEGER_BASE_OCTAL) == 0,
1875                 "Set integer type's base as octal");
1876         ok(bt_ctf_field_type_integer_set_base(uint_12_type,
1877                 BT_CTF_INTEGER_BASE_HEXADECIMAL) == 0,
1878                 "Set integer type's base as hexadecimal");
1879         ok(bt_ctf_field_type_integer_set_base(uint_12_type, 457417),
1880                 "Reject unknown integer base value");
1881         ok(bt_ctf_field_type_integer_set_signed(uint_12_type, 952835) == 0,
1882                 "Set integer type signedness to signed");
1883         ok(bt_ctf_field_type_integer_set_signed(uint_12_type, 0) == 0,
1884                 "Set integer type signedness to unsigned");
1885         ok(bt_ctf_field_type_integer_get_size(NULL) < 0,
1886                 "bt_ctf_field_type_integer_get_size handles NULL correctly");
1887         ok(bt_ctf_field_type_integer_get_size(uint_12_type) == 12,
1888                 "bt_ctf_field_type_integer_get_size returns a correct value");
1889         ok(bt_ctf_field_type_integer_get_signed(NULL) < 0,
1890                 "bt_ctf_field_type_integer_get_signed handles NULL correctly");
1891         ok(bt_ctf_field_type_integer_get_signed(uint_12_type) == 0,
1892                 "bt_ctf_field_type_integer_get_signed returns a correct value for unsigned types");
1893
1894         ok(bt_ctf_field_type_set_byte_order(NULL,
1895                 BT_CTF_BYTE_ORDER_LITTLE_ENDIAN) < 0,
1896                 "bt_ctf_field_type_set_byte_order handles NULL correctly");
1897         ok(bt_ctf_field_type_set_byte_order(uint_12_type,
1898                 (enum bt_ctf_byte_order) 42) < 0,
1899                 "bt_ctf_field_type_set_byte_order rejects invalid values");
1900         ok(bt_ctf_field_type_set_byte_order(uint_12_type,
1901                 BT_CTF_BYTE_ORDER_LITTLE_ENDIAN) == 0,
1902                 "Set an integer's byte order to little endian");
1903         ok(bt_ctf_field_type_set_byte_order(uint_12_type,
1904                 BT_CTF_BYTE_ORDER_BIG_ENDIAN) == 0,
1905                 "Set an integer's byte order to big endian");
1906         ok(bt_ctf_field_type_get_byte_order(uint_12_type) ==
1907                 BT_CTF_BYTE_ORDER_BIG_ENDIAN,
1908                 "bt_ctf_field_type_get_byte_order returns a correct value");
1909         ok(bt_ctf_field_type_get_byte_order(NULL) ==
1910                 BT_CTF_BYTE_ORDER_UNKNOWN,
1911                 "bt_ctf_field_type_get_byte_order handles NULL correctly");
1912
1913         ok(bt_ctf_field_type_get_type_id(NULL) ==
1914                 CTF_TYPE_UNKNOWN,
1915                 "bt_ctf_field_type_get_type_id handles NULL correctly");
1916         ok(bt_ctf_field_type_get_type_id(uint_12_type) ==
1917                 CTF_TYPE_INTEGER,
1918                 "bt_ctf_field_type_get_type_id returns a correct value with an integer type");
1919
1920         ok(bt_ctf_field_type_integer_get_base(NULL) ==
1921                 BT_CTF_INTEGER_BASE_UNKNOWN,
1922                 "bt_ctf_field_type_integer_get_base handles NULL correctly");
1923         ok(bt_ctf_field_type_integer_get_base(uint_12_type) ==
1924                 BT_CTF_INTEGER_BASE_HEXADECIMAL,
1925                 "bt_ctf_field_type_integer_get_base returns a correct value");
1926
1927         ok(bt_ctf_field_type_integer_set_encoding(NULL, CTF_STRING_ASCII) < 0,
1928                 "bt_ctf_field_type_integer_set_encoding handles NULL correctly");
1929         ok(bt_ctf_field_type_integer_set_encoding(uint_12_type,
1930                 (enum ctf_string_encoding) 123) < 0,
1931                 "bt_ctf_field_type_integer_set_encoding handles invalid encodings correctly");
1932         ok(bt_ctf_field_type_integer_set_encoding(uint_12_type,
1933                 CTF_STRING_UTF8) == 0,
1934                 "Set integer type encoding to UTF8");
1935         ok(bt_ctf_field_type_integer_get_encoding(NULL) == CTF_STRING_UNKNOWN,
1936                 "bt_ctf_field_type_integer_get_encoding handles NULL correctly");
1937         ok(bt_ctf_field_type_integer_get_encoding(uint_12_type) == CTF_STRING_UTF8,
1938                 "bt_ctf_field_type_integer_get_encoding returns a correct value");
1939
1940         int_16_type = bt_ctf_field_type_integer_create(16);
1941         bt_ctf_field_type_integer_set_signed(int_16_type, 1);
1942         ok(bt_ctf_field_type_integer_get_signed(int_16_type) == 1,
1943                 "bt_ctf_field_type_integer_get_signed returns a correct value for signed types");
1944         uint_8_type = bt_ctf_field_type_integer_create(8);
1945         sequence_type =
1946                 bt_ctf_field_type_sequence_create(int_16_type, "seq_len");
1947         ok(sequence_type, "Create a sequence of int16_t type");
1948         ok(bt_ctf_field_type_get_type_id(sequence_type) ==
1949                 CTF_TYPE_SEQUENCE,
1950                 "bt_ctf_field_type_get_type_id returns a correct value with a sequence type");
1951
1952         ok(bt_ctf_field_type_sequence_get_length_field_name(NULL) == NULL,
1953                 "bt_ctf_field_type_sequence_get_length_field_name handles NULL correctly");
1954         ret_string = bt_ctf_field_type_sequence_get_length_field_name(
1955                 sequence_type);
1956         ok(!strcmp(ret_string, "seq_len"),
1957                 "bt_ctf_field_type_sequence_get_length_field_name returns the correct value");
1958         ok(bt_ctf_field_type_sequence_get_element_type(NULL) == NULL,
1959                 "bt_ctf_field_type_sequence_get_element_type handles NULL correctly");
1960         returned_type = bt_ctf_field_type_sequence_get_element_type(
1961                 sequence_type);
1962         ok(returned_type == int_16_type,
1963                 "bt_ctf_field_type_sequence_get_element_type returns the correct type");
1964         bt_put(returned_type);
1965
1966         string_type = bt_ctf_field_type_string_create();
1967         ok(string_type, "Create a string type");
1968         ok(bt_ctf_field_type_string_set_encoding(string_type,
1969                 CTF_STRING_NONE),
1970                 "Reject invalid \"None\" string encoding");
1971         ok(bt_ctf_field_type_string_set_encoding(string_type,
1972                 42),
1973                 "Reject invalid string encoding");
1974         ok(bt_ctf_field_type_string_set_encoding(string_type,
1975                 CTF_STRING_ASCII) == 0,
1976                 "Set string encoding to ASCII");
1977
1978         ok(bt_ctf_field_type_string_get_encoding(NULL) ==
1979                 CTF_STRING_UNKNOWN,
1980                 "bt_ctf_field_type_string_get_encoding handles NULL correctly");
1981         ok(bt_ctf_field_type_string_get_encoding(string_type) ==
1982                 CTF_STRING_ASCII,
1983                 "bt_ctf_field_type_string_get_encoding returns the correct value");
1984
1985         structure_seq_type = bt_ctf_field_type_structure_create();
1986         ok(bt_ctf_field_type_get_type_id(structure_seq_type) ==
1987                 CTF_TYPE_STRUCT,
1988                 "bt_ctf_field_type_get_type_id returns a correct value with a structure type");
1989         ok(structure_seq_type, "Create a structure type");
1990         ok(bt_ctf_field_type_structure_add_field(structure_seq_type,
1991                 uint_8_type, "seq_len") == 0,
1992                 "Add a uint8_t type to a structure");
1993         ok(bt_ctf_field_type_structure_add_field(structure_seq_type,
1994                 sequence_type, "a_sequence") == 0,
1995                 "Add a sequence type to a structure");
1996
1997         ok(bt_ctf_field_type_structure_get_field_count(NULL) < 0,
1998                 "bt_ctf_field_type_structure_get_field_count handles NULL correctly");
1999         ok(bt_ctf_field_type_structure_get_field_count(structure_seq_type) == 2,
2000                 "bt_ctf_field_type_structure_get_field_count returns a correct value");
2001
2002         ok(bt_ctf_field_type_structure_get_field(NULL,
2003                 &ret_string, &returned_type, 1) < 0,
2004                 "bt_ctf_field_type_structure_get_field handles a NULL type correctly");
2005         ok(bt_ctf_field_type_structure_get_field(structure_seq_type,
2006                 NULL, &returned_type, 1) == 0,
2007                 "bt_ctf_field_type_structure_get_field handles a NULL name correctly");
2008         bt_put(returned_type);
2009         ok(bt_ctf_field_type_structure_get_field(structure_seq_type,
2010                 &ret_string, NULL, 1) == 0,
2011                 "bt_ctf_field_type_structure_get_field handles a NULL return type correctly");
2012         ok(bt_ctf_field_type_structure_get_field(structure_seq_type,
2013                 &ret_string, &returned_type, 10) < 0,
2014                 "bt_ctf_field_type_structure_get_field handles an invalid index correctly");
2015         ok(bt_ctf_field_type_structure_get_field(structure_seq_type,
2016                 &ret_string, &returned_type, 1) == 0,
2017                 "bt_ctf_field_type_structure_get_field returns a field");
2018         ok(!strcmp(ret_string, "a_sequence"),
2019                 "bt_ctf_field_type_structure_get_field returns a correct field name");
2020         ok(returned_type == sequence_type,
2021                 "bt_ctf_field_type_structure_get_field returns a correct field type");
2022         bt_put(returned_type);
2023
2024         ok(bt_ctf_field_type_structure_get_field_type_by_name(NULL, "a_sequence") == NULL,
2025                 "bt_ctf_field_type_structure_get_field_type_by_name handles a NULL structure correctly");
2026         ok(bt_ctf_field_type_structure_get_field_type_by_name(structure_seq_type, NULL) == NULL,
2027                 "bt_ctf_field_type_structure_get_field_type_by_name handles a NULL field name correctly");
2028         returned_type = bt_ctf_field_type_structure_get_field_type_by_name(
2029                 structure_seq_type, "a_sequence");
2030         ok(returned_type == sequence_type,
2031                 "bt_ctf_field_type_structure_get_field_type_by_name returns the correct field type");
2032         bt_put(returned_type);
2033
2034         composite_structure_type = bt_ctf_field_type_structure_create();
2035         ok(bt_ctf_field_type_structure_add_field(composite_structure_type,
2036                 string_type, "a_string") == 0,
2037                 "Add a string type to a structure");
2038         ok(bt_ctf_field_type_structure_add_field(composite_structure_type,
2039                 structure_seq_type, "inner_structure") == 0,
2040                 "Add a structure type to a structure");
2041
2042         ok(bt_ctf_field_type_structure_get_field_type_by_name(
2043                 NULL, "a_sequence") == NULL,
2044                 "bt_ctf_field_type_structure_get_field_type_by_name handles a NULL field correctly");
2045         ok(bt_ctf_field_type_structure_get_field_type_by_name(
2046                 structure_seq_type, NULL) == NULL,
2047                 "bt_ctf_field_type_structure_get_field_type_by_name handles a NULL field name correctly");
2048         returned_type = bt_ctf_field_type_structure_get_field_type_by_name(
2049                 structure_seq_type, "a_sequence");
2050         ok(returned_type == sequence_type,
2051                 "bt_ctf_field_type_structure_get_field_type_by_name returns a correct type");
2052         bt_put(returned_type);
2053
2054         int_16 = bt_ctf_field_create(int_16_type);
2055         ok(int_16, "Instanciate a signed 16-bit integer");
2056         uint_12 = bt_ctf_field_create(uint_12_type);
2057         ok(uint_12, "Instanciate an unsigned 12-bit integer");
2058         returned_type = bt_ctf_field_get_type(int_16);
2059         ok(returned_type == int_16_type,
2060                 "bt_ctf_field_get_type returns the correct type");
2061
2062         /* Can't modify types after instanciating them */
2063         ok(bt_ctf_field_type_integer_set_base(uint_12_type,
2064                 BT_CTF_INTEGER_BASE_DECIMAL),
2065                 "Check an integer type' base can't be modified after instanciation");
2066         ok(bt_ctf_field_type_integer_set_signed(uint_12_type, 0),
2067                 "Check an integer type's signedness can't be modified after instanciation");
2068
2069         /* Check signed property is checked */
2070         ok(bt_ctf_field_signed_integer_set_value(uint_12, -52),
2071                 "Check bt_ctf_field_signed_integer_set_value is not allowed on an unsigned integer");
2072         ok(bt_ctf_field_unsigned_integer_set_value(int_16, 42),
2073                 "Check bt_ctf_field_unsigned_integer_set_value is not allowed on a signed integer");
2074
2075         /* Check overflows are properly tested for */
2076         ok(bt_ctf_field_signed_integer_set_value(int_16, -32768) == 0,
2077                 "Check -32768 is allowed for a signed 16-bit integer");
2078         ok(bt_ctf_field_signed_integer_set_value(int_16, 32767) == 0,
2079                 "Check 32767 is allowed for a signed 16-bit integer");
2080         ok(bt_ctf_field_signed_integer_set_value(int_16, 32768),
2081                 "Check 32768 is not allowed for a signed 16-bit integer");
2082         ok(bt_ctf_field_signed_integer_set_value(int_16, -32769),
2083                 "Check -32769 is not allowed for a signed 16-bit integer");
2084         ok(bt_ctf_field_signed_integer_set_value(int_16, -42) == 0,
2085                 "Check -42 is allowed for a signed 16-bit integer");
2086
2087         ok(bt_ctf_field_unsigned_integer_set_value(uint_12, 4095) == 0,
2088                 "Check 4095 is allowed for an unsigned 12-bit integer");
2089         ok(bt_ctf_field_unsigned_integer_set_value(uint_12, 4096),
2090                 "Check 4096 is not allowed for a unsigned 12-bit integer");
2091         ok(bt_ctf_field_unsigned_integer_set_value(uint_12, 0) == 0,
2092                 "Check 0 is allowed for an unsigned 12-bit integer");
2093
2094         string = bt_ctf_field_create(string_type);
2095         ok(string, "Instanciate a string field");
2096         ok(bt_ctf_field_string_set_value(string, "A value") == 0,
2097                 "Set a string's value");
2098
2099         enumeration_type = bt_ctf_field_type_enumeration_create(uint_12_type);
2100         ok(enumeration_type,
2101                 "Create an enumeration type with an unsigned 12-bit integer as container");
2102         enumeration_sequence_type = bt_ctf_field_type_sequence_create(
2103                 enumeration_type, "count");
2104         ok(!enumeration_sequence_type,
2105                 "Check enumeration types are validated when creating a sequence");
2106         enumeration_array_type = bt_ctf_field_type_array_create(
2107                 enumeration_type, 10);
2108         ok(!enumeration_array_type,
2109                 "Check enumeration types are validated when creating an array");
2110         ok(bt_ctf_field_type_structure_add_field(composite_structure_type,
2111                 enumeration_type, "enumeration"),
2112                 "Check enumeration types are validated when adding them as structure members");
2113         enumeration = bt_ctf_field_create(enumeration_type);
2114         ok(!enumeration,
2115                 "Check enumeration types are validated before instantiation");
2116
2117         bt_put(string);
2118         bt_put(uint_12);
2119         bt_put(int_16);
2120         bt_put(enumeration);
2121         bt_put(composite_structure_type);
2122         bt_put(structure_seq_type);
2123         bt_put(string_type);
2124         bt_put(sequence_type);
2125         bt_put(uint_8_type);
2126         bt_put(int_16_type);
2127         bt_put(uint_12_type);
2128         bt_put(enumeration_type);
2129         bt_put(enumeration_sequence_type);
2130         bt_put(enumeration_array_type);
2131         bt_put(returned_type);
2132 }
2133
2134 void packet_resize_test(struct bt_ctf_stream_class *stream_class,
2135                 struct bt_ctf_stream *stream, struct bt_ctf_clock *clock)
2136 {
2137         /*
2138          * Append enough events to force the underlying packet to be resized.
2139          * Also tests that a new event can be declared after a stream has been
2140          * instantiated and used/flushed.
2141          */
2142         int ret = 0;
2143         int i;
2144         struct bt_ctf_event_class *event_class = bt_ctf_event_class_create(
2145                 "Spammy_Event");
2146         struct bt_ctf_field_type *integer_type =
2147                 bt_ctf_field_type_integer_create(17);
2148         struct bt_ctf_field_type *string_type =
2149                 bt_ctf_field_type_string_create();
2150         struct bt_ctf_event *event = NULL;
2151         struct bt_ctf_field *ret_field = NULL;
2152         struct bt_ctf_field_type *ret_field_type = NULL;
2153         uint64_t ret_uint64;
2154         int events_appended = 0;
2155         struct bt_ctf_field *packet_context = NULL,
2156                 *packet_context_field = NULL, *event_context = NULL;
2157
2158         ret |= bt_ctf_event_class_add_field(event_class, integer_type,
2159                 "field_1");
2160         ret |= bt_ctf_event_class_add_field(event_class, string_type,
2161                 "a_string");
2162         ret |= bt_ctf_stream_class_add_event_class(stream_class, event_class);
2163         ok(ret == 0, "Add a new event class to a stream class after writing an event");
2164         if (ret) {
2165                 goto end;
2166         }
2167
2168         event = bt_ctf_event_create(event_class);
2169         ret_field = bt_ctf_event_get_payload_by_index(event, 0);
2170         ret_field_type = bt_ctf_field_get_type(ret_field);
2171         ok(ret_field_type == integer_type,
2172                 "bt_ctf_event_get_payload_by_index returns a correct field");
2173         bt_put(ret_field_type);
2174         bt_put(ret_field);
2175
2176         ok(bt_ctf_event_get_payload_by_index(NULL, 0) == NULL,
2177                 "bt_ctf_event_get_payload_by_index handles NULL correctly");
2178         ok(bt_ctf_event_get_payload_by_index(event, 4) == NULL,
2179                 "bt_ctf_event_get_payload_by_index handles an invalid index correctly");
2180         bt_put(event);
2181
2182         ok(bt_ctf_stream_get_event_context(NULL) == NULL,
2183                 "bt_ctf_stream_get_event_context handles NULL correctly");
2184         event_context = bt_ctf_stream_get_event_context(stream);
2185         ok(event_context,
2186                 "bt_ctf_stream_get_event_context returns a stream event context");
2187         ok(bt_ctf_stream_set_event_context(NULL, event_context) < 0,
2188                 "bt_ctf_stream_set_event_context handles a NULL stream correctly");
2189         ok(bt_ctf_stream_set_event_context(stream, NULL) < 0,
2190                 "bt_ctf_stream_set_event_context handles a NULL stream event context correctly");
2191         ok(!bt_ctf_stream_set_event_context(stream, event_context),
2192                 "bt_ctf_stream_set_event_context correctly set a stream event context");
2193         ret_field = bt_ctf_field_create(integer_type);
2194         ok(bt_ctf_stream_set_event_context(stream, ret_field) < 0,
2195                 "bt_ctf_stream_set_event_context rejects an event context of incorrect type");
2196         bt_put(ret_field);
2197
2198         for (i = 0; i < PACKET_RESIZE_TEST_LENGTH; i++) {
2199                 event = bt_ctf_event_create(event_class);
2200                 struct bt_ctf_field *integer =
2201                         bt_ctf_field_create(integer_type);
2202                 struct bt_ctf_field *string =
2203                         bt_ctf_field_create(string_type);
2204
2205                 ret |= bt_ctf_clock_set_time(clock, ++current_time);
2206                 ret |= bt_ctf_field_unsigned_integer_set_value(integer, i);
2207                 ret |= bt_ctf_event_set_payload(event, "field_1",
2208                         integer);
2209                 bt_put(integer);
2210                 ret |= bt_ctf_field_string_set_value(string, "This is a test");
2211                 ret |= bt_ctf_event_set_payload(event, "a_string",
2212                         string);
2213                 bt_put(string);
2214
2215                 /* Populate stream event context */
2216                 integer = bt_ctf_field_structure_get_field(event_context,
2217                         "common_event_context");
2218                 ret |= bt_ctf_field_unsigned_integer_set_value(integer,
2219                         i % 42);
2220                 bt_put(integer);
2221
2222                 ret |= bt_ctf_stream_append_event(stream, event);
2223                 bt_put(event);
2224
2225                 if (ret) {
2226                         break;
2227                 }
2228         }
2229
2230         events_appended = !!(i == PACKET_RESIZE_TEST_LENGTH);
2231         ok(bt_ctf_stream_get_discarded_events_count(NULL, &ret_uint64) < 0,
2232                 "bt_ctf_stream_get_discarded_events_count handles a NULL stream correctly");
2233         ok(bt_ctf_stream_get_discarded_events_count(stream, NULL) < 0,
2234                 "bt_ctf_stream_get_discarded_events_count handles a NULL return pointer correctly");
2235         ret = bt_ctf_stream_get_discarded_events_count(stream, &ret_uint64);
2236         ok(ret == 0 && ret_uint64 == 0,
2237                 "bt_ctf_stream_get_discarded_events_count returns a correct number of discarded events when none were discarded");
2238         bt_ctf_stream_append_discarded_events(stream, 1000);
2239         ret = bt_ctf_stream_get_discarded_events_count(stream, &ret_uint64);
2240         ok(ret == 0 && ret_uint64 == 1000,
2241                 "bt_ctf_stream_get_discarded_events_count returns a correct number of discarded events when some were discarded");
2242
2243 end:
2244         ok(events_appended, "Append 100 000 events to a stream");
2245
2246         /*
2247          * Populate the custom packet context field with a dummy value
2248          * otherwise flush will fail.
2249          */
2250         packet_context = bt_ctf_stream_get_packet_context(stream);
2251         packet_context_field = bt_ctf_field_structure_get_field(packet_context,
2252                 "custom_packet_context_field");
2253         bt_ctf_field_unsigned_integer_set_value(packet_context_field, 2);
2254
2255         ok(bt_ctf_stream_flush(stream) == 0,
2256                 "Flush a stream that forces a packet resize");
2257         ret = bt_ctf_stream_get_discarded_events_count(stream, &ret_uint64);
2258         ok(ret == 0 && ret_uint64 == 1000,
2259                 "bt_ctf_stream_get_discarded_events_count returns a correct number of discarded events after a flush");
2260         bt_put(integer_type);
2261         bt_put(string_type);
2262         bt_put(packet_context);
2263         bt_put(packet_context_field);
2264         bt_put(event_context);
2265         bt_put(event_class);
2266 }
2267
2268 void test_empty_stream(struct bt_ctf_writer *writer)
2269 {
2270         int ret = 0;
2271         struct bt_ctf_trace *trace = NULL, *ret_trace = NULL;
2272         struct bt_ctf_stream_class *stream_class = NULL;
2273         struct bt_ctf_stream *stream = NULL;
2274
2275         trace = bt_ctf_writer_get_trace(writer);
2276         if (!trace) {
2277                 diag("Failed to get trace from writer");
2278                 ret = -1;
2279                 goto end;
2280         }
2281
2282         stream_class = bt_ctf_stream_class_create("empty_stream");
2283         if (!stream_class) {
2284                 diag("Failed to create stream class");
2285                 ret = -1;
2286                 goto end;
2287         }
2288
2289         ok(bt_ctf_stream_class_get_trace(NULL) == NULL,
2290                 "bt_ctf_stream_class_get_trace handles NULL correctly");
2291         ok(bt_ctf_stream_class_get_trace(stream_class) == NULL,
2292                 "bt_ctf_stream_class_get_trace returns NULL when stream class is orphaned");
2293
2294         stream = bt_ctf_writer_create_stream(writer, stream_class);
2295         if (!stream) {
2296                 diag("Failed to create writer stream");
2297                 ret = -1;
2298                 goto end;
2299         }
2300
2301         ret_trace = bt_ctf_stream_class_get_trace(stream_class);
2302         ok(ret_trace == trace,
2303                 "bt_ctf_stream_class_get_trace returns the correct trace after a stream has been created");
2304 end:
2305         ok(ret == 0,
2306                 "Created a stream class with default attributes and an empty stream");
2307         bt_put(trace);
2308         bt_put(ret_trace);
2309         bt_put(stream);
2310         bt_put(stream_class);
2311 }
2312
2313 void test_custom_event_header_stream(struct bt_ctf_writer *writer)
2314 {
2315         int i, ret;
2316         struct bt_ctf_trace *trace = NULL;
2317         struct bt_ctf_clock *clock = NULL;
2318         struct bt_ctf_stream_class *stream_class = NULL;
2319         struct bt_ctf_stream *stream = NULL;
2320         struct bt_ctf_field_type *integer_type = NULL,
2321                 *sequence_type = NULL, *event_header_type = NULL;
2322         struct bt_ctf_field *integer = NULL, *sequence = NULL,
2323                 *event_header = NULL, *packet_header = NULL;
2324         struct bt_ctf_event_class *event_class = NULL;
2325         struct bt_ctf_event *event = NULL;
2326
2327         trace = bt_ctf_writer_get_trace(writer);
2328         if (!trace) {
2329                 fail("Failed to get trace from writer");
2330                 goto end;
2331         }
2332
2333         clock = bt_ctf_trace_get_clock(trace, 0);
2334         if (!clock) {
2335                 fail("Failed to get clock from trace");
2336                 goto end;
2337         }
2338
2339         stream_class = bt_ctf_stream_class_create("custom_event_header_stream");
2340         if (!stream_class) {
2341                 fail("Failed to create stream class");
2342                 goto end;
2343         }
2344
2345         ret = bt_ctf_stream_class_set_clock(stream_class, clock);
2346         if (ret) {
2347                 fail("Failed to set stream class clock");
2348                 goto end;
2349         }
2350
2351         /*
2352          * Customize event header to add an "seq_len" integer member
2353          * which will be used as the length of a sequence in an event of this
2354          * stream.
2355          */
2356         event_header_type = bt_ctf_stream_class_get_event_header_type(
2357                 stream_class);
2358         if (!event_header_type) {
2359                 fail("Failed to get event header type");
2360                 goto end;
2361         }
2362
2363         integer_type = bt_ctf_field_type_integer_create(13);
2364         if (!integer_type) {
2365                 fail("Failed to create length integer type");
2366                 goto end;
2367         }
2368
2369         ret = bt_ctf_field_type_structure_add_field(event_header_type,
2370                 integer_type, "seq_len");
2371         if (ret) {
2372                 fail("Failed to add a new field to stream event header");
2373                 goto end;
2374         }
2375
2376         event_class = bt_ctf_event_class_create("sequence_event");
2377         if (!event_class) {
2378                 fail("Failed to create event class");
2379                 goto end;
2380         }
2381
2382         /*
2383          * This event's payload will contain a sequence which references
2384          * stream.event.header.seq_len as its length field.
2385          */
2386         sequence_type = bt_ctf_field_type_sequence_create(integer_type,
2387                 "stream.event.header.seq_len");
2388         if (!sequence_type) {
2389                 fail("Failed to create a sequence");
2390                 goto end;
2391         }
2392
2393         ret = bt_ctf_event_class_add_field(event_class, sequence_type,
2394                 "some_sequence");
2395         if (ret) {
2396                 fail("Failed to add a sequence to an event class");
2397                 goto end;
2398         }
2399
2400         ret = bt_ctf_stream_class_add_event_class(stream_class, event_class);
2401         if (ret) {
2402                 fail("Failed to add event class to stream class");
2403                 goto end;
2404         }
2405
2406         stream = bt_ctf_writer_create_stream(writer, stream_class);
2407         if (!stream) {
2408                 fail("Failed to create stream")
2409                 goto end;
2410         }
2411
2412         /*
2413          * We have defined a custom packet header field. We have to populate it
2414          * explicitly.
2415          */
2416         packet_header = bt_ctf_stream_get_packet_header(stream);
2417         if (!packet_header) {
2418                 fail("Failed to get stream packet header");
2419                 goto end;
2420         }
2421
2422         integer = bt_ctf_field_structure_get_field(packet_header,
2423                 "custom_trace_packet_header_field");
2424         if (!integer) {
2425                 fail("Failed to retrieve custom_trace_packet_header_field");
2426                 goto end;
2427         }
2428
2429         ret = bt_ctf_field_unsigned_integer_set_value(integer, 3487);
2430         if (ret) {
2431                 fail("Failed to set custom_trace_packet_header_field value");
2432                 goto end;
2433         }
2434         bt_put(integer);
2435
2436         event = bt_ctf_event_create(event_class);
2437         if (!event) {
2438                 fail("Failed to create event");
2439                 goto end;
2440         }
2441
2442         event_header = bt_ctf_event_get_header(event);
2443         if (!event_header) {
2444                 fail("Failed to get event header");
2445                 goto end;
2446         }
2447
2448         integer = bt_ctf_field_structure_get_field(event_header,
2449                 "seq_len");
2450         if (!integer) {
2451                 fail("Failed to get seq_len field from event header");
2452                 goto end;
2453         }
2454
2455         ret = bt_ctf_field_unsigned_integer_set_value(integer, 2);
2456         if (ret) {
2457                 fail("Failed to set seq_len value in event header");
2458                 goto end;
2459         }
2460
2461         /* Populate both sequence integer fields */
2462         sequence = bt_ctf_event_get_payload(event, "some_sequence");
2463         if (!sequence) {
2464                 fail("Failed to retrieve sequence from event");
2465                 goto end;
2466         }
2467
2468         ret = bt_ctf_field_sequence_set_length(sequence, integer);
2469         if (ret) {
2470                 fail("Failed to set sequence length");
2471                 goto end;
2472         }
2473         bt_put(integer);
2474
2475         for (i = 0; i < 2; i++) {
2476                 integer = bt_ctf_field_sequence_get_field(sequence, i);
2477                 if (ret) {
2478                         fail("Failed to retrieve sequence element");
2479                         goto end;
2480                 }
2481
2482                 ret = bt_ctf_field_unsigned_integer_set_value(integer, i);
2483                 if (ret) {
2484                         fail("Failed to set sequence element value");
2485                         goto end;
2486                 }
2487
2488                 bt_put(integer);
2489                 integer = NULL;
2490         }
2491
2492         ret = bt_ctf_stream_append_event(stream, event);
2493         if (ret) {
2494                 fail("Failed to append event to stream");
2495                 goto end;
2496         }
2497
2498         ret = bt_ctf_stream_flush(stream);
2499         if (ret) {
2500                 fail("Failed to flush custom_event_header stream");
2501         }
2502 end:
2503         bt_put(clock);
2504         bt_put(trace);
2505         bt_put(stream);
2506         bt_put(stream_class);
2507         bt_put(event_class);
2508         bt_put(event);
2509         bt_put(integer);
2510         bt_put(sequence);
2511         bt_put(event_header);
2512         bt_put(packet_header);
2513         bt_put(sequence_type);
2514         bt_put(integer_type);
2515         bt_put(event_header_type);
2516 }
2517
2518 void test_instanciate_event_before_stream(struct bt_ctf_writer *writer)
2519 {
2520         int ret = 0;
2521         struct bt_ctf_trace *trace = NULL;
2522         struct bt_ctf_clock *clock = NULL;
2523         struct bt_ctf_stream_class *stream_class = NULL;
2524         struct bt_ctf_stream *stream = NULL,
2525                 *ret_stream = NULL;
2526         struct bt_ctf_event_class *event_class = NULL;
2527         struct bt_ctf_event *event = NULL;
2528         struct bt_ctf_field_type *integer_type = NULL;
2529         struct bt_ctf_field *integer = NULL;
2530
2531         trace = bt_ctf_writer_get_trace(writer);
2532         if (!trace) {
2533                 diag("Failed to get trace from writer");
2534                 ret = -1;
2535                 goto end;
2536         }
2537
2538         clock = bt_ctf_trace_get_clock(trace, 0);
2539         if (!clock) {
2540                 diag("Failed to get clock from trace");
2541                 ret = -1;
2542                 goto end;
2543         }
2544
2545         stream_class = bt_ctf_stream_class_create("event_before_stream_test");
2546         if (!stream_class) {
2547                 diag("Failed to create stream class");
2548                 ret = -1;
2549                 goto end;
2550         }
2551
2552         ret = bt_ctf_stream_class_set_clock(stream_class, clock);
2553         if (ret) {
2554                 diag("Failed to set stream class clock");
2555                 goto end;
2556         }
2557
2558         event_class = bt_ctf_event_class_create("some_event_class_name");
2559         integer_type = bt_ctf_field_type_integer_create(32);
2560         if (!integer_type) {
2561                 diag("Failed to create integer field type");
2562                 ret = -1;
2563                 goto end;
2564         }
2565
2566         ret = bt_ctf_event_class_add_field(event_class, integer_type,
2567                 "integer_field");
2568         if (ret) {
2569                 diag("Failed to add field to event class");
2570                 goto end;
2571         }
2572
2573         ret = bt_ctf_stream_class_add_event_class(stream_class,
2574                 event_class);
2575         if (ret) {
2576                 diag("Failed to add event class to stream class");
2577         }
2578
2579         event = bt_ctf_event_create(event_class);
2580         if (!event) {
2581                 diag("Failed to create event");
2582                 ret = -1;
2583                 goto end;
2584         }
2585
2586         integer = bt_ctf_event_get_payload_by_index(event, 0);
2587         if (!integer) {
2588                 diag("Failed to get integer field payload from event");
2589                 ret = -1;
2590                 goto end;
2591         }
2592
2593         ret = bt_ctf_field_unsigned_integer_set_value(integer, 1234);
2594         if (ret) {
2595                 diag("Failed to set integer field value");
2596                 goto end;
2597         }
2598
2599         stream = bt_ctf_writer_create_stream(writer, stream_class);
2600         if (!stream) {
2601                 diag("Failed to create writer stream");
2602                 ret = -1;
2603                 goto end;
2604         }
2605
2606         ok(bt_ctf_event_get_stream(NULL) == NULL,
2607                 "bt_ctf_event_get_stream handles NULL correctly");
2608         ok(bt_ctf_event_get_stream(event) == NULL,
2609                 "bt_ctf_event_get_stream returns NULL on event which has not yet been appended to a stream");
2610
2611         ret = bt_ctf_stream_append_event(stream, event);
2612         if (ret) {
2613                 diag("Failed to append event to stream");
2614                 goto end;
2615         }
2616
2617         ret_stream = bt_ctf_event_get_stream(event);
2618         ok(ret_stream == stream,
2619                 "bt_ctf_event_get_stream returns an event's stream after it has been appended");
2620 end:
2621         ok(ret == 0,
2622                 "Create an event before instanciating its associated stream");
2623         bt_put(trace);
2624         bt_put(stream);
2625         bt_put(ret_stream);
2626         bt_put(stream_class);
2627         bt_put(event_class);
2628         bt_put(event);
2629         bt_put(integer_type);
2630         bt_put(integer);
2631         bt_put(clock);
2632 }
2633
2634 void append_existing_event_class(struct bt_ctf_stream_class *stream_class)
2635 {
2636         struct bt_ctf_event_class *event_class;
2637
2638         event_class = bt_ctf_event_class_create("Simple Event");
2639         assert(event_class);
2640         ok(bt_ctf_stream_class_add_event_class(stream_class, event_class),
2641                 "two event classes with the same name cannot cohabit within the same stream class");
2642         bt_put(event_class);
2643
2644         event_class = bt_ctf_event_class_create("different name, ok");
2645         assert(event_class);
2646         assert(!bt_ctf_event_class_set_id(event_class, 11));
2647         ok(bt_ctf_stream_class_add_event_class(stream_class, event_class),
2648                 "two event classes with the same ID cannot cohabit within the same stream class");
2649         bt_put(event_class);
2650 }
2651
2652 int main(int argc, char **argv)
2653 {
2654         char trace_path[] = "/tmp/ctfwriter_XXXXXX";
2655         char metadata_path[sizeof(trace_path) + 9];
2656         const char *clock_name = "test_clock";
2657         const char *clock_description = "This is a test clock";
2658         const char *returned_clock_name;
2659         const char *returned_clock_description;
2660         const uint64_t frequency = 1123456789;
2661         const int64_t offset_s = 1351530929945824323;
2662         const int64_t offset = 1234567;
2663         int64_t get_offset_s,
2664                 get_offset,
2665                 get_time;
2666         const uint64_t precision = 10;
2667         const int is_absolute = 0xFF;
2668         char *metadata_string;
2669         struct bt_ctf_writer *writer;
2670         struct utsname name;
2671         char hostname[BABELTRACE_HOST_NAME_MAX];
2672         struct bt_ctf_clock *clock, *ret_clock;
2673         struct bt_ctf_stream_class *stream_class, *ret_stream_class;
2674         struct bt_ctf_stream *stream1;
2675         const char *ret_string;
2676         const unsigned char *ret_uuid;
2677         unsigned char tmp_uuid[16] = { 0 };
2678         struct bt_ctf_field_type *packet_context_type,
2679                 *packet_context_field_type,
2680                 *packet_header_type,
2681                 *packet_header_field_type,
2682                 *integer_type,
2683                 *stream_event_context_type,
2684                 *ret_field_type,
2685                 *event_header_field_type;
2686         struct bt_ctf_field *packet_header, *packet_header_field;
2687         struct bt_ctf_trace *trace;
2688         int ret;
2689         int64_t ret_int64_t;
2690         struct bt_value *obj;
2691
2692         if (argc < 3) {
2693                 printf("Usage: tests-ctf-writer path_to_ctf_parser_test path_to_babeltrace\n");
2694                 return -1;
2695         }
2696
2697         plan_tests(NR_TESTS);
2698
2699         if (!bt_mkdtemp(trace_path)) {
2700                 perror("# perror");
2701         }
2702
2703         strcpy(metadata_path, trace_path);
2704         strcat(metadata_path + sizeof(trace_path) - 1, "/metadata");
2705
2706         writer = bt_ctf_writer_create(trace_path);
2707         ok(writer, "bt_ctf_create succeeds in creating trace with path");
2708
2709         ok(!bt_ctf_writer_get_trace(NULL),
2710                 "bt_ctf_writer_get_trace correctly handles NULL");
2711         trace = bt_ctf_writer_get_trace(writer);
2712         ok(trace,
2713                 "bt_ctf_writer_get_trace returns a bt_ctf_trace object");
2714         ok(bt_ctf_trace_set_byte_order(trace, BT_CTF_BYTE_ORDER_BIG_ENDIAN) == 0,
2715                 "Set a trace's byte order to big endian");
2716         ok(bt_ctf_trace_get_byte_order(trace) == BT_CTF_BYTE_ORDER_BIG_ENDIAN,
2717                 "bt_ctf_trace_get_byte_order returns a correct endianness");
2718
2719         /* Add environment context to the trace */
2720         ret = gethostname(hostname, sizeof(hostname));
2721         if (ret < 0) {
2722                 return ret;
2723         }
2724         ok(bt_ctf_writer_add_environment_field(writer, "host", hostname) == 0,
2725                 "Add host (%s) environment field to writer instance",
2726                 hostname);
2727         ok(bt_ctf_writer_add_environment_field(NULL, "test_field",
2728                 "test_value"),
2729                 "bt_ctf_writer_add_environment_field error with NULL writer");
2730         ok(bt_ctf_writer_add_environment_field(writer, NULL,
2731                 "test_value"),
2732                 "bt_ctf_writer_add_environment_field error with NULL field name");
2733         ok(bt_ctf_writer_add_environment_field(writer, "test_field",
2734                 NULL),
2735                 "bt_ctf_writer_add_environment_field error with NULL field value");
2736
2737         /* Test bt_ctf_trace_set_environment_field with an integer object */
2738         obj = bt_value_integer_create_init(23);
2739         assert(obj);
2740         ok(bt_ctf_trace_set_environment_field(NULL, "test_env_int_obj", obj),
2741                 "bt_ctf_trace_set_environment_field handles a NULL trace correctly");
2742         ok(bt_ctf_trace_set_environment_field(trace, NULL, obj),
2743                 "bt_ctf_trace_set_environment_field handles a NULL name correctly");
2744         ok(bt_ctf_trace_set_environment_field(trace, "test_env_int_obj", NULL),
2745                 "bt_ctf_trace_set_environment_field handles a NULL value correctly");
2746         ok(!bt_ctf_trace_set_environment_field(trace, "test_env_int_obj", obj),
2747                 "bt_ctf_trace_set_environment_field succeeds in adding an integer object");
2748         BT_PUT(obj);
2749
2750         /* Test bt_ctf_trace_set_environment_field with a string object */
2751         obj = bt_value_string_create_init("the value");
2752         assert(obj);
2753         ok(!bt_ctf_trace_set_environment_field(trace, "test_env_str_obj", obj),
2754                 "bt_ctf_trace_set_environment_field succeeds in adding a string object");
2755         BT_PUT(obj);
2756
2757         /* Test bt_ctf_trace_set_environment_field_integer */
2758         ok(bt_ctf_trace_set_environment_field_integer(NULL, "test_env_int",
2759                 -194875),
2760                 "bt_ctf_trace_set_environment_field_integer handles a NULL trace correctly");
2761         ok(bt_ctf_trace_set_environment_field_integer(trace, NULL, -194875),
2762                 "bt_ctf_trace_set_environment_field_integer handles a NULL name correctly");
2763         ok(!bt_ctf_trace_set_environment_field_integer(trace, "test_env_int",
2764                 -164973),
2765                 "bt_ctf_trace_set_environment_field_integer succeeds");
2766
2767         /* Test bt_ctf_trace_set_environment_field_string */
2768         ok(bt_ctf_trace_set_environment_field_string(NULL, "test_env_str",
2769                 "yeah"),
2770                 "bt_ctf_trace_set_environment_field_string handles a NULL trace correctly");
2771         ok(bt_ctf_trace_set_environment_field_string(trace, NULL, "yeah"),
2772                 "bt_ctf_trace_set_environment_field_string handles a NULL name correctly");
2773         ok(bt_ctf_trace_set_environment_field_string(trace, "test_env_str",
2774                 NULL),
2775                 "bt_ctf_trace_set_environment_field_string handles a NULL value correctly");
2776         ok(!bt_ctf_trace_set_environment_field_string(trace, "test_env_str",
2777                 "oh yeah"),
2778                 "bt_ctf_trace_set_environment_field_string succeeds");
2779
2780         /* Test bt_ctf_trace_get_environment_field_count */
2781         ok(bt_ctf_trace_get_environment_field_count(NULL) < 0,
2782                 "bt_ctf_trace_get_environment_field_count handles a NULL trace correctly");
2783         ok(bt_ctf_trace_get_environment_field_count(trace) == 5,
2784                 "bt_ctf_trace_get_environment_field_count returns a correct number of environment fields");
2785
2786         /* Test bt_ctf_trace_get_environment_field_name */
2787         ok(bt_ctf_trace_get_environment_field_name(NULL, 0) == NULL,
2788                 "bt_ctf_trace_get_environment_field_name handles a NULL trace correctly");
2789         ok(bt_ctf_trace_get_environment_field_name(trace, -1) == NULL,
2790                 "bt_ctf_trace_get_environment_field_name handles an invalid index correctly (negative)");
2791         ok(bt_ctf_trace_get_environment_field_name(trace, 5) == NULL,
2792                 "bt_ctf_trace_get_environment_field_name handles an invalid index correctly (too large)");
2793         ret_string = bt_ctf_trace_get_environment_field_name(trace, 0);
2794         ok(ret_string && !strcmp(ret_string, "host"),
2795                 "bt_ctf_trace_get_environment_field_name returns a correct field name");
2796         ret_string = bt_ctf_trace_get_environment_field_name(trace, 1);
2797         ok(ret_string && !strcmp(ret_string, "test_env_int_obj"),
2798                 "bt_ctf_trace_get_environment_field_name returns a correct field name");
2799         ret_string = bt_ctf_trace_get_environment_field_name(trace, 2);
2800         ok(ret_string && !strcmp(ret_string, "test_env_str_obj"),
2801                 "bt_ctf_trace_get_environment_field_name returns a correct field name");
2802         ret_string = bt_ctf_trace_get_environment_field_name(trace, 3);
2803         ok(ret_string && !strcmp(ret_string, "test_env_int"),
2804                 "bt_ctf_trace_get_environment_field_name returns a correct field name");
2805         ret_string = bt_ctf_trace_get_environment_field_name(trace, 4);
2806         ok(ret_string && !strcmp(ret_string, "test_env_str"),
2807                 "bt_ctf_trace_get_environment_field_name returns a correct field name");
2808
2809         /* Test bt_ctf_trace_get_environment_field_value */
2810         ok(bt_ctf_trace_get_environment_field_value(NULL, 0) == NULL,
2811                 "bt_ctf_trace_get_environment_field_value handles a NULL trace correctly");
2812         ok(bt_ctf_trace_get_environment_field_value(trace, -1) == NULL,
2813                 "bt_ctf_trace_get_environment_field_value handles an invalid index correctly (negative)");
2814         ok(bt_ctf_trace_get_environment_field_value(trace, 5) == NULL,
2815                 "bt_ctf_trace_get_environment_field_value handles an invalid index correctly (too large)");
2816         obj = bt_ctf_trace_get_environment_field_value(trace, 1);
2817         ret = bt_value_integer_get(obj, &ret_int64_t);
2818         ok(!ret && ret_int64_t == 23,
2819                 "bt_ctf_trace_get_environment_field_value succeeds in getting an integer value");
2820         BT_PUT(obj);
2821         obj = bt_ctf_trace_get_environment_field_value(trace, 2);
2822         ret = bt_value_string_get(obj, &ret_string);
2823         ok(!ret && ret_string && !strcmp(ret_string, "the value"),
2824                 "bt_ctf_trace_get_environment_field_value succeeds in getting a string value");
2825         BT_PUT(obj);
2826
2827         /* Test bt_ctf_trace_get_environment_field_value_by_name */
2828         ok(!bt_ctf_trace_get_environment_field_value_by_name(NULL,
2829                 "test_env_str"),
2830                 "bt_ctf_trace_get_environment_field_value_by_name handles a NULL trace correctly");
2831         ok(!bt_ctf_trace_get_environment_field_value_by_name(trace, NULL),
2832                 "bt_ctf_trace_get_environment_field_value_by_name handles a NULL name correctly");
2833         ok(!bt_ctf_trace_get_environment_field_value_by_name(trace, "oh oh"),
2834                 "bt_ctf_trace_get_environment_field_value_by_name returns NULL or an unknown field name");
2835         obj = bt_ctf_trace_get_environment_field_value_by_name(trace,
2836                 "test_env_str");
2837         ret = bt_value_string_get(obj, &ret_string);
2838         ok(!ret && ret_string && !strcmp(ret_string, "oh yeah"),
2839                 "bt_ctf_trace_get_environment_field_value_by_name succeeds in getting an existing field");
2840         BT_PUT(obj);
2841
2842         /* Test environment field replacement */
2843         ok(!bt_ctf_trace_set_environment_field_integer(trace, "test_env_int",
2844                 654321),
2845                 "bt_ctf_trace_set_environment_field_integer succeeds with an existing name");
2846         ok(bt_ctf_trace_get_environment_field_count(trace) == 5,
2847                 "bt_ctf_trace_set_environment_field_integer with an existing key does not increase the environment size");
2848         obj = bt_ctf_trace_get_environment_field_value(trace, 3);
2849         ret = bt_value_integer_get(obj, &ret_int64_t);
2850         ok(!ret && ret_int64_t == 654321,
2851                 "bt_ctf_trace_get_environment_field_value successfully replaces an existing field");
2852         BT_PUT(obj);
2853
2854         /* On Solaris, uname() can return any positive value on success */
2855         if (uname(&name) < 0) {
2856                 perror("uname");
2857                 return -1;
2858         }
2859
2860         ok(bt_ctf_writer_add_environment_field(writer, "sysname", name.sysname)
2861                 == 0, "Add sysname (%s) environment field to writer instance",
2862                 name.sysname);
2863         ok(bt_ctf_writer_add_environment_field(writer, "nodename",
2864                 name.nodename) == 0,
2865                 "Add nodename (%s) environment field to writer instance",
2866                 name.nodename);
2867         ok(bt_ctf_writer_add_environment_field(writer, "release", name.release)
2868                 == 0, "Add release (%s) environment field to writer instance",
2869                 name.release);
2870         ok(bt_ctf_writer_add_environment_field(writer, "version", name.version)
2871                 == 0, "Add version (%s) environment field to writer instance",
2872                 name.version);
2873         ok(bt_ctf_writer_add_environment_field(writer, "machine", name.machine)
2874                 == 0, "Add machine (%s) environment field to writer istance",
2875                 name.machine);
2876
2877         /* Define a clock and add it to the trace */
2878         ok(bt_ctf_clock_create("signed") == NULL,
2879                 "Illegal clock name rejected");
2880         ok(bt_ctf_clock_create(NULL) == NULL, "NULL clock name rejected");
2881         clock = bt_ctf_clock_create(clock_name);
2882         ok(clock, "Clock created sucessfully");
2883         returned_clock_name = bt_ctf_clock_get_name(clock);
2884         ok(returned_clock_name, "bt_ctf_clock_get_name returns a clock name");
2885         ok(returned_clock_name ? !strcmp(returned_clock_name, clock_name) : 0,
2886                 "Returned clock name is valid");
2887
2888         returned_clock_description = bt_ctf_clock_get_description(clock);
2889         ok(!returned_clock_description, "bt_ctf_clock_get_description returns NULL on an unset description");
2890         ok(bt_ctf_clock_set_description(clock, clock_description) == 0,
2891                 "Clock description set successfully");
2892
2893         returned_clock_description = bt_ctf_clock_get_description(clock);
2894         ok(returned_clock_description,
2895                 "bt_ctf_clock_get_description returns a description.");
2896         ok(returned_clock_description ?
2897                 !strcmp(returned_clock_description, clock_description) : 0,
2898                 "Returned clock description is valid");
2899
2900         ok(bt_ctf_clock_get_frequency(clock) == DEFAULT_CLOCK_FREQ,
2901                 "bt_ctf_clock_get_frequency returns the correct default frequency");
2902         ok(bt_ctf_clock_set_frequency(clock, frequency) == 0,
2903                 "Set clock frequency");
2904         ok(bt_ctf_clock_get_frequency(clock) == frequency,
2905                 "bt_ctf_clock_get_frequency returns the correct frequency once it is set");
2906
2907         ok(bt_ctf_clock_get_offset_s(clock, &get_offset_s) == 0,
2908                 "bt_ctf_clock_get_offset_s succeeds");
2909         ok(get_offset_s == DEFAULT_CLOCK_OFFSET_S,
2910                 "bt_ctf_clock_get_offset_s returns the correct default offset (in seconds)");
2911         ok(bt_ctf_clock_set_offset_s(clock, offset_s) == 0,
2912                 "Set clock offset (seconds)");
2913         ok(bt_ctf_clock_get_offset_s(clock, &get_offset_s) == 0,
2914                 "bt_ctf_clock_get_offset_s succeeds");
2915         ok(get_offset_s == offset_s,
2916                 "bt_ctf_clock_get_offset_s returns the correct default offset (in seconds) once it is set");
2917
2918         ok(bt_ctf_clock_get_offset(clock, &get_offset) == 0,
2919                 "bt_ctf_clock_get_offset succeeds");
2920         ok(get_offset == DEFAULT_CLOCK_OFFSET,
2921                 "bt_ctf_clock_get_offset returns the correct default offset (in ticks)");
2922         ok(bt_ctf_clock_set_offset(clock, offset) == 0, "Set clock offset");
2923         ok(bt_ctf_clock_get_offset(clock, &get_offset) == 0,
2924                 "bt_ctf_clock_get_offset succeeds");
2925         ok(get_offset == offset,
2926                 "bt_ctf_clock_get_offset returns the correct default offset (in ticks) once it is set");
2927
2928         ok(bt_ctf_clock_get_precision(clock) == DEFAULT_CLOCK_PRECISION,
2929                 "bt_ctf_clock_get_precision returns the correct default precision");
2930         ok(bt_ctf_clock_set_precision(clock, precision) == 0,
2931                 "Set clock precision");
2932         ok(bt_ctf_clock_get_precision(clock) == precision,
2933                 "bt_ctf_clock_get_precision returns the correct precision once it is set");
2934
2935         ok(bt_ctf_clock_get_is_absolute(clock) == DEFAULT_CLOCK_IS_ABSOLUTE,
2936                 "bt_ctf_clock_get_precision returns the correct default is_absolute attribute");
2937         ok(bt_ctf_clock_set_is_absolute(clock, is_absolute) == 0,
2938                 "Set clock absolute property");
2939         ok(bt_ctf_clock_get_is_absolute(clock) == !!is_absolute,
2940                 "bt_ctf_clock_get_precision returns the correct is_absolute attribute once it is set");
2941
2942         ok(bt_ctf_clock_get_time(clock, &get_time) == 0,
2943                 "bt_ctf_clock_get_time succeeds");
2944         ok(get_time == DEFAULT_CLOCK_TIME,
2945                 "bt_ctf_clock_get_time returns the correct default time");
2946         ok(bt_ctf_clock_set_time(clock, current_time) == 0,
2947                 "Set clock time");
2948         ok(bt_ctf_clock_get_time(clock, &get_time) == 0,
2949                 "bt_ctf_clock_get_time succeeds");
2950         ok(get_time == current_time,
2951                 "bt_ctf_clock_get_time returns the correct time once it is set");
2952
2953         ok(bt_ctf_writer_add_clock(writer, clock) == 0,
2954                 "Add clock to writer instance");
2955         ok(bt_ctf_writer_add_clock(writer, clock),
2956                 "Verify a clock can't be added twice to a writer instance");
2957
2958         ok(bt_ctf_trace_get_clock_count(NULL) < 0,
2959                 "bt_ctf_trace_get_clock_count correctly handles NULL");
2960         ok(bt_ctf_trace_get_clock_count(trace) == 1,
2961                 "bt_ctf_trace_get_clock_count returns the correct number of clocks");
2962         ok(!bt_ctf_trace_get_clock(NULL, 0),
2963                 "bt_ctf_trace_get_clock correctly handles NULL");
2964         ok(!bt_ctf_trace_get_clock(trace, -1),
2965                 "bt_ctf_trace_get_clock correctly handles negative indexes");
2966         ok(!bt_ctf_trace_get_clock(trace, 1),
2967                 "bt_ctf_trace_get_clock correctly handles out of bound accesses");
2968         ret_clock = bt_ctf_trace_get_clock(trace, 0);
2969         ok(ret_clock == clock,
2970                 "bt_ctf_trace_get_clock returns the right clock instance");
2971         bt_put(ret_clock);
2972         ok(!bt_ctf_trace_get_clock_by_name(trace, NULL),
2973                 "bt_ctf_trace_get_clock_by_name correctly handles NULL (trace)");
2974         ok(!bt_ctf_trace_get_clock_by_name(NULL, clock_name),
2975                 "bt_ctf_trace_get_clock_by_name correctly handles NULL (clock name)");
2976         ok(!bt_ctf_trace_get_clock_by_name(NULL, NULL),
2977                 "bt_ctf_trace_get_clock_by_name correctly handles NULL (both)");
2978         ret_clock = bt_ctf_trace_get_clock_by_name(trace, clock_name);
2979         ok(ret_clock == clock,
2980                 "bt_ctf_trace_get_clock_by_name returns the right clock instance");
2981         bt_put(ret_clock);
2982         ok(!bt_ctf_trace_get_clock_by_name(trace, "random"),
2983                 "bt_ctf_trace_get_clock_by_name fails when the requested clock doesn't exist");
2984
2985         ok(!bt_ctf_clock_get_name(NULL),
2986                 "bt_ctf_clock_get_name correctly handles NULL");
2987         ok(!bt_ctf_clock_get_description(NULL),
2988                 "bt_ctf_clock_get_description correctly handles NULL");
2989         ok(bt_ctf_clock_get_frequency(NULL) == -1ULL,
2990                 "bt_ctf_clock_get_frequency correctly handles NULL");
2991         ok(bt_ctf_clock_get_precision(NULL) == -1ULL,
2992                 "bt_ctf_clock_get_precision correctly handles NULL");
2993         ok(bt_ctf_clock_get_offset_s(NULL, &get_offset_s) < 0,
2994                 "bt_ctf_clock_get_offset_s correctly handles NULL clock");
2995         ok(bt_ctf_clock_get_offset_s(clock, NULL) < 0,
2996                 "bt_ctf_clock_get_offset_s correctly handles NULL output");
2997         ok(bt_ctf_clock_get_offset(NULL, &get_offset) < 0,
2998                 "bt_ctf_clock_get_offset correctly handles NULL clock");
2999         ok(bt_ctf_clock_get_offset(clock, NULL) < 0,
3000                 "bt_ctf_clock_get_offset correctly handles NULL output");
3001         ok(bt_ctf_clock_get_is_absolute(NULL) < 0,
3002                 "bt_ctf_clock_get_is_absolute correctly handles NULL");
3003         ok(bt_ctf_clock_get_time(NULL, &get_time) < 0,
3004                 "bt_ctf_clock_get_time correctly handles NULL clock");
3005         ok(bt_ctf_clock_get_time(clock, NULL) < 0,
3006                 "bt_ctf_clock_get_time correctly handles NULL output");
3007
3008         ok(bt_ctf_clock_set_description(NULL, NULL) < 0,
3009                 "bt_ctf_clock_set_description correctly handles NULL clock");
3010         ok(bt_ctf_clock_set_frequency(NULL, frequency) < 0,
3011                 "bt_ctf_clock_set_frequency correctly handles NULL clock");
3012         ok(bt_ctf_clock_set_precision(NULL, precision) < 0,
3013                 "bt_ctf_clock_get_precision correctly handles NULL clock");
3014         ok(bt_ctf_clock_set_offset_s(NULL, offset_s) < 0,
3015                 "bt_ctf_clock_set_offset_s correctly handles NULL clock");
3016         ok(bt_ctf_clock_set_offset(NULL, offset) < 0,
3017                 "bt_ctf_clock_set_offset correctly handles NULL clock");
3018         ok(bt_ctf_clock_set_is_absolute(NULL, is_absolute) < 0,
3019                 "bt_ctf_clock_set_is_absolute correctly handles NULL clock");
3020         ok(bt_ctf_clock_set_time(NULL, current_time) < 0,
3021                 "bt_ctf_clock_set_time correctly handles NULL clock");
3022         ok(bt_ctf_clock_get_uuid(NULL) == NULL,
3023                 "bt_ctf_clock_get_uuid correctly handles NULL clock");
3024         ret_uuid = bt_ctf_clock_get_uuid(clock);
3025         ok(ret_uuid,
3026                 "bt_ctf_clock_get_uuid returns a UUID");
3027         if (ret_uuid) {
3028                 memcpy(tmp_uuid, ret_uuid, sizeof(tmp_uuid));
3029                 /* Slightly modify UUID */
3030                 tmp_uuid[sizeof(tmp_uuid) - 1]++;
3031         }
3032
3033         ok(bt_ctf_clock_set_uuid(NULL, tmp_uuid) < 0,
3034                 "bt_ctf_clock_set_uuid correctly handles a NULL clock");
3035         ok(bt_ctf_clock_set_uuid(clock, NULL) < 0,
3036                 "bt_ctf_clock_set_uuid correctly handles a NULL UUID");
3037         ok(bt_ctf_clock_set_uuid(clock, tmp_uuid) == 0,
3038                 "bt_ctf_clock_set_uuid sets a new uuid succesfully");
3039         ret_uuid = bt_ctf_clock_get_uuid(clock);
3040         ok(ret_uuid,
3041                 "bt_ctf_clock_get_uuid returns a UUID after setting a new one");
3042         ok(uuid_match(ret_uuid, tmp_uuid),
3043                 "bt_ctf_clock_get_uuid returns the correct UUID after setting a new one");
3044
3045         /* Define a stream class */
3046         stream_class = bt_ctf_stream_class_create("test_stream");
3047
3048         ok(bt_ctf_stream_class_get_name(NULL) == NULL,
3049                 "bt_ctf_stream_class_get_name handles NULL correctly");
3050         ret_string = bt_ctf_stream_class_get_name(stream_class);
3051         ok(ret_string && !strcmp(ret_string, "test_stream"),
3052                 "bt_ctf_stream_class_get_name returns a correct stream class name");
3053
3054         ok(bt_ctf_stream_class_get_clock(stream_class) == NULL,
3055                 "bt_ctf_stream_class_get_clock returns NULL when a clock was not set");
3056         ok(bt_ctf_stream_class_get_clock(NULL) == NULL,
3057                 "bt_ctf_stream_class_get_clock handles NULL correctly");
3058
3059         ok(stream_class, "Create stream class");
3060         ok(bt_ctf_stream_class_set_clock(stream_class, clock) == 0,
3061                 "Set a stream class' clock");
3062         ret_clock = bt_ctf_stream_class_get_clock(stream_class);
3063         ok(ret_clock == clock,
3064                 "bt_ctf_stream_class_get_clock returns a correct clock");
3065         bt_put(ret_clock);
3066
3067         /* Test the event fields and event types APIs */
3068         type_field_tests();
3069
3070         /* Test fields copying */
3071         field_copy_tests();
3072
3073         ok(bt_ctf_stream_class_get_id(stream_class) < 0,
3074                 "bt_ctf_stream_class_get_id returns an error when no id is set");
3075         ok(bt_ctf_stream_class_get_id(NULL) < 0,
3076                 "bt_ctf_stream_class_get_id handles NULL correctly");
3077         ok(bt_ctf_stream_class_set_id(NULL, 123) < 0,
3078                 "bt_ctf_stream_class_set_id handles NULL correctly");
3079         ok(bt_ctf_stream_class_set_id(stream_class, 123) == 0,
3080                 "Set an stream class' id");
3081         ok(bt_ctf_stream_class_get_id(stream_class) == 123,
3082                 "bt_ctf_stream_class_get_id returns the correct value");
3083
3084         /* Validate default event header fields */
3085         ok(bt_ctf_stream_class_get_event_header_type(NULL) == NULL,
3086                 "bt_ctf_stream_class_get_event_header_type handles NULL correctly");
3087         ret_field_type = bt_ctf_stream_class_get_event_header_type(
3088                 stream_class);
3089         ok(ret_field_type,
3090                 "bt_ctf_stream_class_get_event_header_type returns an event header type");
3091         ok(bt_ctf_field_type_get_type_id(ret_field_type) == CTF_TYPE_STRUCT,
3092                 "Default event header type is a structure");
3093         event_header_field_type =
3094                 bt_ctf_field_type_structure_get_field_type_by_name(
3095                 ret_field_type, "id");
3096         ok(event_header_field_type,
3097                 "Default event header type contains an \"id\" field");
3098         ok(bt_ctf_field_type_get_type_id(
3099                 event_header_field_type) == CTF_TYPE_INTEGER,
3100                 "Default event header \"id\" field is an integer");
3101         bt_put(event_header_field_type);
3102         event_header_field_type =
3103                 bt_ctf_field_type_structure_get_field_type_by_name(
3104                 ret_field_type, "timestamp");
3105         ok(event_header_field_type,
3106                 "Default event header type contains a \"timestamp\" field");
3107         ok(bt_ctf_field_type_get_type_id(
3108                 event_header_field_type) == CTF_TYPE_INTEGER,
3109                 "Default event header \"timestamp\" field is an integer");
3110         bt_put(event_header_field_type);
3111         bt_put(ret_field_type);
3112
3113         /* Add a custom trace packet header field */
3114         ok(bt_ctf_trace_get_packet_header_type(NULL) == NULL,
3115                 "bt_ctf_trace_get_packet_header_type handles NULL correctly");
3116         packet_header_type = bt_ctf_trace_get_packet_header_type(trace);
3117         ok(packet_header_type,
3118                 "bt_ctf_trace_get_packet_header_type returns a packet header");
3119         ok(bt_ctf_field_type_get_type_id(packet_header_type) == CTF_TYPE_STRUCT,
3120                 "bt_ctf_trace_get_packet_header_type returns a packet header of type struct");
3121         ret_field_type = bt_ctf_field_type_structure_get_field_type_by_name(
3122                 packet_header_type, "magic");
3123         ok(ret_field_type, "Default packet header type contains a \"magic\" field");
3124         bt_put(ret_field_type);
3125         ret_field_type = bt_ctf_field_type_structure_get_field_type_by_name(
3126                 packet_header_type, "uuid");
3127         ok(ret_field_type, "Default packet header type contains a \"uuid\" field");
3128         bt_put(ret_field_type);
3129         ret_field_type = bt_ctf_field_type_structure_get_field_type_by_name(
3130                 packet_header_type, "stream_id");
3131         ok(ret_field_type, "Default packet header type contains a \"stream_id\" field");
3132         bt_put(ret_field_type);
3133
3134         packet_header_field_type = bt_ctf_field_type_integer_create(22);
3135         ok(!bt_ctf_field_type_structure_add_field(packet_header_type,
3136                 packet_header_field_type, "custom_trace_packet_header_field"),
3137                 "Added a custom trace packet header field successfully");
3138
3139         ok(bt_ctf_trace_set_packet_header_type(NULL, packet_header_type) < 0,
3140                 "bt_ctf_trace_set_packet_header_type handles a NULL trace correctly");
3141         ok(bt_ctf_trace_set_packet_header_type(trace, NULL) < 0,
3142                 "bt_ctf_trace_set_packet_header_type handles a NULL packet_header_type correctly");
3143         ok(!bt_ctf_trace_set_packet_header_type(trace, packet_header_type),
3144                 "Set a trace packet_header_type successfully");
3145
3146         ok(bt_ctf_stream_class_get_packet_context_type(NULL) == NULL,
3147                 "bt_ctf_stream_class_get_packet_context_type handles NULL correctly");
3148
3149         /* Add a custom field to the stream class' packet context */
3150         packet_context_type = bt_ctf_stream_class_get_packet_context_type(stream_class);
3151         ok(packet_context_type,
3152                 "bt_ctf_stream_class_get_packet_context_type returns a packet context type.");
3153         ok(bt_ctf_field_type_get_type_id(packet_context_type) == CTF_TYPE_STRUCT,
3154                 "Packet context is a structure");
3155
3156         ok(bt_ctf_stream_class_set_packet_context_type(NULL, packet_context_type),
3157                 "bt_ctf_stream_class_set_packet_context_type handles a NULL stream class correctly");
3158         ok(bt_ctf_stream_class_set_packet_context_type(stream_class, NULL),
3159                 "bt_ctf_stream_class_set_packet_context_type handles a NULL packet context type correctly");
3160
3161         integer_type = bt_ctf_field_type_integer_create(32);
3162         ok(bt_ctf_stream_class_set_packet_context_type(stream_class,
3163                 integer_type) < 0,
3164                 "bt_ctf_stream_class_set_packet_context_type rejects a packet context that is not a structure");
3165         /* Create a "uint5_t" equivalent custom packet context field */
3166         packet_context_field_type = bt_ctf_field_type_integer_create(5);
3167
3168         ret = bt_ctf_field_type_structure_add_field(packet_context_type,
3169                 packet_context_field_type, "custom_packet_context_field");
3170         ok(ret == 0, "Packet context field added successfully");
3171
3172         /* Define a stream event context containing a my_integer field. */
3173         ok(bt_ctf_stream_class_get_event_context_type(NULL) == NULL,
3174                 "bt_ctf_stream_class_get_event_context_type handles NULL correctly");
3175         ok(bt_ctf_stream_class_get_event_context_type(
3176                 stream_class) == NULL,
3177                 "bt_ctf_stream_class_get_event_context_type returns NULL when no stream event context type was set.");
3178         stream_event_context_type = bt_ctf_field_type_structure_create();
3179         bt_ctf_field_type_structure_add_field(stream_event_context_type,
3180                 integer_type, "common_event_context");
3181
3182         ok(bt_ctf_stream_class_set_event_context_type(NULL,
3183                 stream_event_context_type) < 0,
3184                 "bt_ctf_stream_class_set_event_context_type handles a NULL stream_class correctly");
3185         ok(bt_ctf_stream_class_set_event_context_type(stream_class,
3186                 NULL) < 0,
3187                 "bt_ctf_stream_class_set_event_context_type handles a NULL event_context correctly");
3188         ok(bt_ctf_stream_class_set_event_context_type(stream_class,
3189                 integer_type) < 0,
3190                 "bt_ctf_stream_class_set_event_context_type validates that the event context os a structure");
3191
3192         ok(bt_ctf_stream_class_set_event_context_type(
3193                 stream_class, stream_event_context_type) == 0,
3194                 "Set a new stream event context type");
3195         ret_field_type = bt_ctf_stream_class_get_event_context_type(
3196                 stream_class);
3197         ok(ret_field_type == stream_event_context_type,
3198                 "bt_ctf_stream_class_get_event_context_type returns the correct field type.");
3199         bt_put(ret_field_type);
3200
3201         /* Instantiate a stream and append events */
3202         stream1 = bt_ctf_writer_create_stream(writer, stream_class);
3203         ok(stream1, "Instanciate a stream class from writer");
3204
3205         ok(bt_ctf_stream_get_class(NULL) == NULL,
3206                 "bt_ctf_stream_get_class correctly handles NULL");
3207         ret_stream_class = bt_ctf_stream_get_class(stream1);
3208         ok(ret_stream_class,
3209                 "bt_ctf_stream_get_class returns a stream class");
3210         ok(ret_stream_class == stream_class,
3211                 "Returned stream class is of the correct type");
3212
3213         /*
3214          * Try to modify the packet context type after a stream has been
3215          * created.
3216          */
3217         ret = bt_ctf_field_type_structure_add_field(packet_header_type,
3218                 packet_header_field_type, "should_fail");
3219         ok(ret < 0,
3220                 "Trace packet header type can't be modified once a stream has been instanciated");
3221
3222         /*
3223          * Try to modify the packet context type after a stream has been
3224          * created.
3225          */
3226         ret = bt_ctf_field_type_structure_add_field(packet_context_type,
3227                 packet_context_field_type, "should_fail");
3228         ok(ret < 0,
3229                 "Packet context type can't be modified once a stream has been instanciated");
3230
3231         /*
3232          * Try to modify the stream event context type after a stream has been
3233          * created.
3234          */
3235         ret = bt_ctf_field_type_structure_add_field(stream_event_context_type,
3236                 integer_type, "should_fail");
3237         ok(ret < 0,
3238                 "Stream event context type can't be modified once a stream has been instanciated");
3239
3240         /* Should fail after instanciating a stream (frozen) */
3241         ok(bt_ctf_stream_class_set_clock(stream_class, clock),
3242                 "Changes to a stream class that was already instantiated fail");
3243
3244         /* Populate the custom packet header field only once for all tests */
3245         ok(bt_ctf_stream_get_packet_header(NULL) == NULL,
3246                 "bt_ctf_stream_get_packet_header handles NULL correctly");
3247         packet_header = bt_ctf_stream_get_packet_header(stream1);
3248         ok(packet_header,
3249                 "bt_ctf_stream_get_packet_header returns a packet header");
3250         ret_field_type = bt_ctf_field_get_type(packet_header);
3251         ok(ret_field_type == packet_header_type,
3252                 "Stream returns a packet header of the appropriate type");
3253         bt_put(ret_field_type);
3254         packet_header_field = bt_ctf_field_structure_get_field(packet_header,
3255                 "custom_trace_packet_header_field");
3256         ok(packet_header_field,
3257                 "Packet header structure contains a custom field with the appropriate name");
3258         ret_field_type = bt_ctf_field_get_type(packet_header_field);
3259         ok(ret_field_type == packet_header_field_type,
3260                 "Custom packet header field is of the expected type");
3261         ok(!bt_ctf_field_unsigned_integer_set_value(packet_header_field,
3262                 54321), "Set custom packet header value successfully");
3263         ok(bt_ctf_stream_set_packet_header(stream1, NULL) < 0,
3264                 "bt_ctf_stream_set_packet_header handles a NULL packet header correctly");
3265         ok(bt_ctf_stream_set_packet_header(NULL, packet_header) < 0,
3266                 "bt_ctf_stream_set_packet_header handles a NULL stream correctly");
3267         ok(bt_ctf_stream_set_packet_header(stream1, packet_header_field) < 0,
3268                 "bt_ctf_stream_set_packet_header rejects a packet header of the wrong type");
3269         ok(!bt_ctf_stream_set_packet_header(stream1, packet_header),
3270                 "Successfully set a stream's packet header");
3271
3272         ok(bt_ctf_writer_add_environment_field(writer, "new_field", "test") == 0,
3273                 "Add environment field to writer after stream creation");
3274
3275         test_instanciate_event_before_stream(writer);
3276
3277         append_simple_event(stream_class, stream1, clock);
3278
3279         packet_resize_test(stream_class, stream1, clock);
3280
3281         append_complex_event(stream_class, stream1, clock);
3282
3283         append_existing_event_class(stream_class);
3284
3285         test_empty_stream(writer);
3286
3287         test_custom_event_header_stream(writer);
3288
3289         metadata_string = bt_ctf_writer_get_metadata_string(writer);
3290         ok(metadata_string, "Get metadata string");
3291
3292         bt_ctf_writer_flush_metadata(writer);
3293         validate_metadata(argv[1], metadata_path);
3294         validate_trace(argv[2], trace_path);
3295
3296         bt_put(clock);
3297         bt_put(ret_stream_class);
3298         bt_put(writer);
3299         bt_put(stream1);
3300         bt_put(packet_context_type);
3301         bt_put(packet_context_field_type);
3302         bt_put(integer_type);
3303         bt_put(stream_event_context_type);
3304         bt_put(ret_field_type);
3305         bt_put(packet_header_type);
3306         bt_put(packet_header_field_type);
3307         bt_put(packet_header);
3308         bt_put(packet_header_field);
3309         bt_put(trace);
3310         free(metadata_string);
3311         bt_put(stream_class);
3312
3313         /* Remove all trace files and delete temporary trace directory */
3314         DIR *trace_dir = opendir(trace_path);
3315         if (!trace_dir) {
3316                 perror("# opendir");
3317                 return -1;
3318         }
3319
3320         struct dirent *entry;
3321         while ((entry = readdir(trace_dir))) {
3322                 struct stat st;
3323                 char filename[PATH_MAX];
3324
3325                 if (snprintf(filename, sizeof(filename), "%s/%s",
3326                                         trace_path, entry->d_name) <= 0) {
3327                         continue;
3328                 }
3329
3330                 if (stat(entry->d_name, &st)) {
3331                         continue;
3332                 }
3333
3334                 if (S_ISREG(st.st_mode)) {
3335                         unlinkat(bt_dirfd(trace_dir), entry->d_name, 0);
3336                 }
3337         }
3338
3339         rmdir(trace_path);
3340         closedir(trace_dir);
3341         return 0;
3342 }