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aa968dde YB |
1 | /* |
2 | * test-seeks.c | |
3 | * | |
4 | * Lib BabelTrace - Seeks test program | |
5 | * | |
6 | * Copyright 2012 - Yannick Brosseau <yannick.brosseau@gmail.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 | #define _GNU_SOURCE | |
22 | #include <babeltrace/context.h> | |
23 | #include <babeltrace/iterator.h> | |
24 | #include <babeltrace/ctf/iterator.h> | |
25 | #include <babeltrace/ctf/events.h> | |
c0903f87 | 26 | #include <babeltrace/babeltrace-internal.h> /* For symbol side-effects */ |
aa968dde YB |
27 | |
28 | #include <stdio.h> | |
29 | #include <stdlib.h> | |
30 | #include <errno.h> | |
31 | #include <limits.h> | |
32 | ||
1833a3d1 | 33 | #include <tap/tap.h> |
aa968dde | 34 | #include "common.h" |
aa968dde | 35 | |
58cfc173 | 36 | #define NR_TESTS 29 |
aa968dde YB |
37 | |
38 | void run_seek_begin(char *path, uint64_t expected_begin) | |
39 | { | |
40 | struct bt_context *ctx; | |
41 | struct bt_ctf_iter *iter; | |
42 | struct bt_ctf_event *event; | |
43 | struct bt_iter_pos newpos; | |
44 | int ret; | |
45 | uint64_t timestamp_begin; | |
46 | uint64_t timestamp_seek_begin; | |
47 | ||
48 | /* Open the trace */ | |
49 | ctx = create_context_with_path(path); | |
50 | if (!ctx) { | |
51 | plan_skip_all("Cannot create valid context"); | |
52 | } | |
53 | ||
54 | /* Create iterator with null begin and end */ | |
55 | iter = bt_ctf_iter_create(ctx, NULL, NULL); | |
56 | if (!iter) { | |
57 | plan_skip_all("Cannot create valid iterator"); | |
58 | } | |
59 | ||
60 | event = bt_ctf_iter_read_event(iter); | |
61 | ||
62 | ok(event, "Event valid"); | |
63 | ||
64 | /* Validate that the first timestamp is right */ | |
65 | timestamp_begin = bt_ctf_get_timestamp(event); | |
66 | ||
67 | ok1(timestamp_begin == expected_begin); | |
68 | ||
69 | /* Validate that we get the same value after a seek begin */ | |
70 | newpos.type = BT_SEEK_BEGIN; | |
71 | ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos); | |
72 | ||
73 | ok(ret == 0, "Seek begin retval %d", ret); | |
74 | ||
75 | event = bt_ctf_iter_read_event(iter); | |
76 | ||
77 | ok(event, "Event valid"); | |
78 | ||
79 | timestamp_seek_begin = bt_ctf_get_timestamp(event); | |
80 | ||
81 | ok1(timestamp_begin == timestamp_seek_begin); | |
82 | ||
83 | bt_context_put(ctx); | |
84 | } | |
85 | ||
86 | ||
87 | void run_seek_last(char *path, uint64_t expected_last) | |
88 | { | |
89 | struct bt_context *ctx; | |
90 | struct bt_ctf_iter *iter; | |
91 | struct bt_ctf_event *event; | |
92 | struct bt_iter_pos newpos; | |
93 | int ret; | |
94 | uint64_t timestamp_last; | |
95 | ||
96 | /* Open the trace */ | |
97 | ctx = create_context_with_path(path); | |
98 | if (!ctx) { | |
99 | plan_skip_all("Cannot create valid context"); | |
100 | } | |
101 | ||
102 | /* Create iterator with null last and end */ | |
103 | iter = bt_ctf_iter_create(ctx, NULL, NULL); | |
104 | if (!iter) { | |
105 | plan_skip_all("Cannot create valid iterator"); | |
106 | } | |
107 | ||
108 | event = bt_ctf_iter_read_event(iter); | |
109 | ||
110 | ok(event, "Event valid at beginning"); | |
111 | ||
112 | /* Seek to last */ | |
113 | newpos.type = BT_SEEK_LAST; | |
114 | ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos); | |
115 | ||
116 | ok(ret == 0, "Seek last retval %d", ret); | |
117 | ||
118 | event = bt_ctf_iter_read_event(iter); | |
119 | ||
120 | ok(event, "Event valid at last position"); | |
121 | ||
122 | timestamp_last = bt_ctf_get_timestamp(event); | |
123 | ||
124 | ok1(timestamp_last == expected_last); | |
125 | ||
126 | /* Try to read next event */ | |
127 | ret = bt_iter_next(bt_ctf_get_iter(iter)); | |
128 | ||
129 | ok(ret == 0, "iter next should return an error"); | |
130 | ||
131 | event = bt_ctf_iter_read_event(iter); | |
132 | ||
133 | ok(event == 0, "Event after last should be invalid"); | |
134 | ||
135 | bt_context_put(ctx); | |
136 | } | |
137 | ||
58cfc173 YB |
138 | void run_seek_time_at_last(char *path, uint64_t expected_last) |
139 | { | |
140 | struct bt_context *ctx; | |
141 | struct bt_ctf_iter *iter; | |
142 | struct bt_ctf_event *event; | |
143 | struct bt_iter_pos newpos; | |
144 | int ret; | |
145 | uint64_t timestamp_last; | |
146 | ||
147 | /* Open the trace */ | |
148 | ctx = create_context_with_path(path); | |
149 | if (!ctx) { | |
150 | plan_skip_all("Cannot create valid context"); | |
151 | } | |
152 | ||
153 | /* Create iterator with null last and end */ | |
154 | iter = bt_ctf_iter_create(ctx, NULL, NULL); | |
155 | if (!iter) { | |
156 | plan_skip_all("Cannot create valid iterator"); | |
157 | } | |
158 | ||
159 | event = bt_ctf_iter_read_event(iter); | |
160 | ||
161 | ok(event, "Event valid at beginning"); | |
162 | ||
163 | /* Seek to last */ | |
164 | newpos.type = BT_SEEK_TIME; | |
165 | newpos.u.seek_time = expected_last; | |
166 | ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos); | |
167 | ||
168 | ok(ret == 0, "Seek time at last retval %d", ret); | |
169 | ||
170 | event = bt_ctf_iter_read_event(iter); | |
171 | ||
172 | ok(event, "Event valid at last position"); | |
173 | ||
174 | timestamp_last = bt_ctf_get_timestamp(event); | |
175 | ||
176 | ok1(timestamp_last == expected_last); | |
177 | ||
178 | /* Try to read next event */ | |
179 | ret = bt_iter_next(bt_ctf_get_iter(iter)); | |
180 | ||
181 | ok(ret == 0, "iter next should return an error"); | |
182 | ||
183 | event = bt_ctf_iter_read_event(iter); | |
184 | ||
185 | ok(event == 0, "Event after last should be invalid"); | |
186 | ||
187 | bt_context_put(ctx); | |
188 | } | |
189 | ||
52105e87 YB |
190 | void run_seek_cycles(char *path, |
191 | uint64_t expected_begin, | |
192 | uint64_t expected_last) | |
193 | { | |
194 | struct bt_context *ctx; | |
195 | struct bt_ctf_iter *iter; | |
196 | struct bt_ctf_event *event; | |
197 | struct bt_iter_pos newpos; | |
198 | int ret; | |
199 | uint64_t timestamp; | |
200 | ||
201 | /* Open the trace */ | |
202 | ctx = create_context_with_path(path); | |
203 | if (!ctx) { | |
204 | plan_skip_all("Cannot create valid context"); | |
205 | } | |
206 | ||
207 | /* Create iterator with null last and end */ | |
208 | iter = bt_ctf_iter_create(ctx, NULL, NULL); | |
209 | if (!iter) { | |
210 | plan_skip_all("Cannot create valid iterator"); | |
211 | } | |
212 | ||
213 | event = bt_ctf_iter_read_event(iter); | |
214 | ||
215 | ok(event, "Event valid at beginning"); | |
216 | ||
217 | /* Seek to last */ | |
218 | newpos.type = BT_SEEK_LAST; | |
219 | ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos); | |
220 | ||
221 | ok(ret == 0, "Seek last retval %d", ret); | |
222 | ||
223 | event = bt_ctf_iter_read_event(iter); | |
224 | ||
225 | ok(event, "Event valid at last position"); | |
226 | ||
227 | timestamp = bt_ctf_get_timestamp(event); | |
228 | ||
229 | ok1(timestamp == expected_last); | |
230 | ||
231 | /* Try to read next event */ | |
232 | ret = bt_iter_next(bt_ctf_get_iter(iter)); | |
233 | ||
234 | ok(ret == 0, "iter next should return an error"); | |
235 | ||
236 | event = bt_ctf_iter_read_event(iter); | |
237 | ||
238 | ok(event == 0, "Event after last should be invalid"); | |
239 | ||
240 | /* Seek to BEGIN */ | |
241 | newpos.type = BT_SEEK_BEGIN; | |
242 | ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos); | |
243 | ||
244 | ok(ret == 0, "Seek begin retval %d", ret); | |
245 | ||
246 | event = bt_ctf_iter_read_event(iter); | |
247 | ||
248 | ok(event, "Event valid at first position"); | |
249 | ||
250 | timestamp = bt_ctf_get_timestamp(event); | |
251 | ||
252 | ok1(timestamp == expected_begin); | |
253 | ||
254 | /* Seek last again */ | |
255 | newpos.type = BT_SEEK_LAST; | |
256 | ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos); | |
257 | ||
258 | ok(ret == 0, "Seek last retval %d", ret); | |
259 | ||
260 | event = bt_ctf_iter_read_event(iter); | |
261 | ||
262 | ok(event, "Event valid at last position"); | |
263 | ||
264 | timestamp = bt_ctf_get_timestamp(event); | |
265 | ||
266 | ok1(timestamp == expected_last); | |
267 | ||
268 | bt_context_put(ctx); | |
269 | } | |
270 | ||
aa968dde YB |
271 | int main(int argc, char **argv) |
272 | { | |
273 | char *path; | |
274 | uint64_t expected_begin; | |
275 | uint64_t expected_last; | |
276 | ||
c0903f87 MD |
277 | /* |
278 | * Side-effects ensuring libs are not optimized away by static | |
279 | * linking. | |
280 | */ | |
281 | babeltrace_debug = 0; /* libbabeltrace.la */ | |
282 | opt_clock_offset = 0; /* libbabeltrace-ctf.la */ | |
283 | ||
aa968dde YB |
284 | plan_tests(NR_TESTS); |
285 | ||
286 | if (argc < 4) { | |
287 | plan_skip_all("Invalid arguments: need a trace path and the start and last timestamp"); | |
288 | ||
289 | } | |
290 | ||
291 | /* Parse arguments (Trace, begin timestamp) */ | |
292 | path = argv[1]; | |
293 | ||
294 | expected_begin = strtoull(argv[2], NULL, 0); | |
295 | if (ULLONG_MAX == expected_begin && errno == ERANGE) { | |
296 | plan_skip_all("Invalid value for begin timestamp"); | |
297 | } | |
298 | ||
299 | expected_last = strtoull(argv[3], NULL, 0); | |
300 | if (ULLONG_MAX == expected_last && errno == ERANGE) { | |
301 | plan_skip_all("Invalid value for last timestamp"); | |
302 | } | |
303 | ||
304 | run_seek_begin(path, expected_begin); | |
58cfc173 | 305 | run_seek_time_at_last(path, expected_last); |
aa968dde | 306 | run_seek_last(path, expected_last); |
52105e87 | 307 | run_seek_cycles(path, expected_begin, expected_last); |
aa968dde YB |
308 | |
309 | return exit_status(); | |
310 | } |