Tests: erroneous usage of if preprocessor directive
[babeltrace.git] / tests / lib / test_ctf_writer.c
index fd73d99779a1f4dc28db8d1c1625fce70b247cb5..2eac697c7b17becb7c6d1f8d53c79fb1d100c288 100644 (file)
 #include <babeltrace/ref.h>
 #include <babeltrace/ctf/events.h>
 #include <babeltrace/values.h>
+#include <glib.h>
 #include <unistd.h>
 #include <babeltrace/compat/stdlib-internal.h>
 #include <stdio.h>
-#include <babeltrace/compat/utsname-internal.h>
 #include <babeltrace/compat/limits-internal.h>
 #include <babeltrace/compat/stdio-internal.h>
 #include <string.h>
 #include <assert.h>
-#include <sys/wait.h>
 #include <fcntl.h>
 #include "tap/tap.h"
 #include <math.h>
 #define DEFAULT_CLOCK_TIME 0
 #define DEFAULT_CLOCK_VALUE 0
 
-#define NR_TESTS 622
+#define NR_TESTS 623
+
+struct bt_utsname {
+       char sysname[BABELTRACE_HOST_NAME_MAX];
+       char nodename[BABELTRACE_HOST_NAME_MAX];
+       char release[BABELTRACE_HOST_NAME_MAX];
+       char version[BABELTRACE_HOST_NAME_MAX];
+       char machine[BABELTRACE_HOST_NAME_MAX];
+};
 
 static int64_t current_time = 42;
 static unsigned int packet_resize_test_length = PACKET_RESIZE_TEST_DEF_LENGTH;
@@ -91,83 +98,46 @@ static
 void validate_trace(char *parser_path, char *trace_path)
 {
        int ret = 0;
-       char babeltrace_output_path[] = "/tmp/babeltrace_output_XXXXXX";
-       int babeltrace_output_fd = -1;
+       gchar *standard_error = NULL;
+       gint exit_status;
+       char *argv[] = {parser_path, trace_path, NULL};
 
-       if (!trace_path) {
+       if (!parser_path || !trace_path) {
                ret = -1;
                goto result;
        }
 
-       babeltrace_output_fd = mkstemp(babeltrace_output_path);
-       unlink(babeltrace_output_path);
-
-       if (babeltrace_output_fd == -1) {
-               diag("Failed to create a temporary file for trace parsing.");
+       if (!g_spawn_sync(NULL,
+                       argv,
+                       NULL,
+                       G_SPAWN_STDOUT_TO_DEV_NULL,
+                       NULL,
+                       NULL,
+                       NULL,
+                       &standard_error,
+                       &exit_status,
+                       NULL)) {
+               diag("Failed to spawn babeltrace.");
                ret = -1;
                goto result;
        }
 
-       pid_t pid = fork();
-       if (pid) {
-               int status = 0;
-               waitpid(pid, &status, 0);
-               ret = WIFEXITED(status) ? WEXITSTATUS(status) : -1;
-       } else {
-               ret = dup2(babeltrace_output_fd, STDOUT_FILENO);
-               if (ret < 0) {
-                       perror("# dup2 babeltrace_output_fd to STDOUT");
-                       goto result;
-               }
-
-               ret = dup2(babeltrace_output_fd, STDERR_FILENO);
-               if (ret < 0) {
-                       perror("# dup2 babeltrace_output_fd to STDERR");
-                       goto result;
-               }
+       /* Replace by g_spawn_check_exit_status when we require glib >= 2.34 */
+#ifdef G_OS_UNIX
+       ret = WIFEXITED(exit_status) ? WEXITSTATUS(exit_status) : -1;
+#else
+       ret = exit_status;
+#endif
 
-               execl(parser_path, parser_path, trace_path, NULL);
-               perror("# Could not launch the babeltrace process");
-               exit(-1);
+       if (ret != 0) {
+               diag("Babeltrace returned an error.");
+               diag_multiline(standard_error);
+               goto result;
        }
+
 result:
        ok(ret == 0, "Babeltrace could read the resulting trace");
-
-       if (ret && babeltrace_output_fd >= 0) {
-               char *line;
-               size_t len = METADATA_LINE_SIZE;
-               FILE *babeltrace_output_fp = NULL;
-
-               babeltrace_output_fp = fdopen(babeltrace_output_fd, "r");
-               if (!babeltrace_output_fp) {
-                       perror("fdopen on babeltrace_output_fd");
-                       goto close_fp;
-               }
-               babeltrace_output_fd = -1;
-
-               line = malloc(len);
-               if (!line) {
-                       diag("malloc error");
-               }
-               rewind(babeltrace_output_fp);
-               while (bt_getline(&line, &len, babeltrace_output_fp) > 0) {
-                       diag("%s", line);
-               }
-
-               free(line);
-close_fp:
-               if (babeltrace_output_fp) {
-                       if (fclose(babeltrace_output_fp)) {
-                               diag("fclose error");
-                       }
-               }
-       }
-
-       if (babeltrace_output_fd >= 0) {
-               if (close(babeltrace_output_fd)) {
-                       diag("close error");
-               }
-       }
+       g_free(standard_error);
 }
 
 static
@@ -2431,7 +2401,7 @@ static
 void test_create_writer_vs_non_writer_mode(void)
 {
        int ret;
-       char trace_path[] = "/tmp/ctfwriter_XXXXXX";
+       gchar *trace_path;
        const char *writer_stream_name = "writer stream instance";
        struct bt_ctf_writer *writer = NULL;
        struct bt_ctf_trace *writer_trace = NULL;
@@ -2454,6 +2424,7 @@ void test_create_writer_vs_non_writer_mode(void)
        struct bt_ctf_packet *packet = NULL;
        struct bt_ctf_packet *packet2 = NULL;
 
+       trace_path = g_build_filename(g_get_tmp_dir(), "ctfwriter_XXXXXX", NULL);
        if (!bt_mkdtemp(trace_path)) {
                perror("# perror");
        }
@@ -2623,6 +2594,7 @@ void test_create_writer_vs_non_writer_mode(void)
        bt_put(packet);
        bt_put(packet2);
        recursive_rmdir(trace_path);
+       g_free(trace_path);
 }
 
 static
@@ -2720,7 +2692,13 @@ void test_static_trace(void)
 static
 void trace_is_static_listener(struct bt_ctf_trace *trace, void *data)
 {
-       *((int *) data) = 1;
+       *((int *) data) |= 1;
+}
+
+static
+void trace_listener_removed(struct bt_ctf_trace *trace, void *data)
+{
+       *((int *) data) |= 2;
 }
 
 static
@@ -2740,18 +2718,19 @@ void test_trace_is_static_listener(void)
        trace = bt_ctf_trace_create();
        assert(trace);
        ret = bt_ctf_trace_add_is_static_listener(NULL,
-               trace_is_static_listener, &called1);
+               trace_is_static_listener, trace_listener_removed, &called1);
        ok(ret < 0, "bt_ctf_trace_add_is_static_listener() handles NULL (trace)");
-       ret = bt_ctf_trace_add_is_static_listener(trace, NULL, &called1);
+       ret = bt_ctf_trace_add_is_static_listener(trace, NULL,
+               trace_listener_removed, &called1);
        ok(ret < 0, "bt_ctf_trace_add_is_static_listener() handles NULL (listener)");
        listener1_id = bt_ctf_trace_add_is_static_listener(trace,
-               trace_is_static_listener, &called1);
+               trace_is_static_listener, trace_listener_removed, &called1);
        ok(listener1_id >= 0, "bt_ctf_trace_add_is_static_listener() succeeds (1)");
        listener2_id = bt_ctf_trace_add_is_static_listener(trace,
-               trace_is_static_listener, &called2);
+               trace_is_static_listener, trace_listener_removed, &called2);
        ok(listener2_id >= 0, "bt_ctf_trace_add_is_static_listener() succeeds (2)");
        listener3_id = bt_ctf_trace_add_is_static_listener(trace,
-               trace_is_static_listener, &called3);
+               trace_is_static_listener, trace_listener_removed, &called3);
        ok(listener3_id >= 0, "bt_ctf_trace_add_is_static_listener() succeeds (3)");
        ret = bt_ctf_trace_remove_is_static_listener(NULL, 0);
        ok(ret < 0, "bt_ctf_trace_remove_is_static_listener() handles NULL (trace)");
@@ -2761,21 +2740,22 @@ void test_trace_is_static_listener(void)
        ok(ret < 0, "bt_ctf_trace_remove_is_static_listener() handles invalid ID (non existing)");
        ret = bt_ctf_trace_remove_is_static_listener(trace, listener2_id);
        ok(ret == 0, "bt_ctf_trace_remove_is_static_listener() succeeds");
+       ok(called2 == 2, "bt_ctf_trace_remove_is_static_listener() calls the remove listener");
        listener4_id = bt_ctf_trace_add_is_static_listener(trace,
-               trace_is_static_listener, &called4);
+               trace_is_static_listener, NULL, &called4);
        ok(listener4_id >= 0, "bt_ctf_trace_add_is_static_listener() succeeds (4)");
        ok(called1 == 0, "\"trace is static\" listener not called before the trace is made static (1)");
-       ok(called2 == 0, "\"trace is static\" listener not called before the trace is made static (2)");
+       ok(called2 == 2, "\"trace is static\" listener not called before the trace is made static (2)");
        ok(called3 == 0, "\"trace is static\" listener not called before the trace is made static (3)");
        ok(called4 == 0, "\"trace is static\" listener not called before the trace is made static (4)");
        ret = bt_ctf_trace_set_is_static(trace);
        assert(ret == 0);
        ret = bt_ctf_trace_add_is_static_listener(trace,
-               trace_is_static_listener, &called1);
+               trace_is_static_listener, trace_listener_removed, &called1);
        ok(ret < 0,
                "bt_ctf_trace_add_is_static_listener() fails when the trace is static");
        ok(called1 == 1, "\"trace is static\" listener called when the trace is made static (1)");
-       ok(called2 == 0, "\"trace is static\" listener not called when the trace is made static (2)");
+       ok(called2 == 2, "\"trace is static\" listener not called when the trace is made static (2)");
        ok(called3 == 1, "\"trace is static\" listener called when the trace is made static (3)");
        ok(called4 == 1, "\"trace is static\" listener called when the trace is made static (4)");
        called1 = 0;
@@ -2783,9 +2763,9 @@ void test_trace_is_static_listener(void)
        called3 = 0;
        called4 = 0;
        bt_put(trace);
-       ok(called1 == 0, "\"trace is static\" listener not called after the trace is put (1)");
+       ok(called1 == 2, "\"trace is static\" listener not called after the trace is put (1)");
        ok(called2 == 0, "\"trace is static\" listener not called after the trace is put (2)");
-       ok(called3 == 0, "\"trace is static\" listener not called after the trace is put (3)");
+       ok(called3 == 2, "\"trace is static\" listener not called after the trace is put (3)");
        ok(called4 == 0, "\"trace is static\" listener not called after the trace is put (4)");
 }
 
@@ -2823,14 +2803,14 @@ void test_trace_uuid(void)
 int main(int argc, char **argv)
 {
        const char *env_resize_length;
-       char trace_path[] = "/tmp/ctfwriter_XXXXXX";
-       char metadata_path[sizeof(trace_path) + 9];
+       gchar *trace_path;
+       gchar *metadata_path;
        const char *clock_name = "test_clock";
        const char *clock_description = "This is a test clock";
        const char *returned_clock_name;
        const char *returned_clock_description;
        const uint64_t frequency = 1123456789;
-       const int64_t offset_s = 1351530929945824323;
+       const int64_t offset_s = 13515309;
        const int64_t offset = 1234567;
        int64_t get_offset_s,
                get_offset;
@@ -2838,8 +2818,8 @@ int main(int argc, char **argv)
        const int is_absolute = 0xFF;
        char *metadata_string;
        struct bt_ctf_writer *writer;
-       struct utsname name;
-       char hostname[BABELTRACE_HOST_NAME_MAX];
+       struct bt_utsname name = {"GNU/Linux", "testhost", "4.4.0-87-generic",
+               "#110-Ubuntu SMP Tue Jul 18 12:55:35 UTC 2017", "x86_64"};
        struct bt_ctf_clock *clock, *ret_clock;
        struct bt_ctf_clock_class *ret_clock_class;
        struct bt_ctf_stream_class *stream_class, *ret_stream_class;
@@ -2875,12 +2855,12 @@ int main(int argc, char **argv)
 
        plan_tests(NR_TESTS);
 
+       trace_path = g_build_filename(g_get_tmp_dir(), "ctfwriter_XXXXXX", NULL);
        if (!bt_mkdtemp(trace_path)) {
                perror("# perror");
        }
 
-       strcpy(metadata_path, trace_path);
-       strcat(metadata_path + sizeof(trace_path) - 1, "/metadata");
+       metadata_path = g_build_filename(trace_path, "metadata", NULL);
 
        writer = bt_ctf_writer_create(trace_path);
        ok(writer, "bt_ctf_create succeeds in creating trace with path");
@@ -2900,13 +2880,9 @@ int main(int argc, char **argv)
                "bt_ctf_trace_get_native_byte_order returns a correct endianness");
 
        /* Add environment context to the trace */
-       ret = gethostname(hostname, sizeof(hostname));
-       if (ret < 0) {
-               return ret;
-       }
-       ok(bt_ctf_writer_add_environment_field(writer, "host", hostname) == 0,
+       ok(bt_ctf_writer_add_environment_field(writer, "host", name.nodename) == 0,
                "Add host (%s) environment field to writer instance",
-               hostname);
+               name.nodename);
        ok(bt_ctf_writer_add_environment_field(NULL, "test_field",
                "test_value"),
                "bt_ctf_writer_add_environment_field error with NULL writer");
@@ -3030,12 +3006,6 @@ int main(int argc, char **argv)
                "bt_ctf_trace_get_environment_field_value successfully replaces an existing field");
        BT_PUT(obj);
 
-       /* On Solaris, uname() can return any positive value on success */
-       if (uname(&name) < 0) {
-               perror("uname");
-               return -1;
-       }
-
        ok(bt_ctf_writer_add_environment_field(writer, "sysname", name.sysname)
                == 0, "Add sysname (%s) environment field to writer instance",
                name.sysname);
@@ -3505,6 +3475,9 @@ int main(int argc, char **argv)
 
        validate_trace(argv[1], trace_path);
 
-       //recursive_rmdir(trace_path);
+       recursive_rmdir(trace_path);
+       g_free(trace_path);
+       g_free(metadata_path);
+
        return 0;
 }
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