1 /* GLib testing utilities
2 * Copyright (C) 2007 Imendio AB
3 * Authors: Tim Janik, Sven Herzberg
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 * Boston, MA 02111-1307, USA.
21 #include "gtestutils.h"
23 #include <sys/types.h>
38 #ifdef HAVE_SYS_SELECT_H
39 #include <sys/select.h>
40 #endif /* HAVE_SYS_SELECT_H */
42 /* --- structures --- */
47 void (*fixture_setup) (void*, gconstpointer);
48 void (*fixture_test) (void*, gconstpointer);
49 void (*fixture_teardown) (void*, gconstpointer);
58 typedef struct DestroyEntry DestroyEntry;
62 GDestroyNotify destroy_func;
63 gpointer destroy_data;
66 /* --- prototypes --- */
67 static void test_run_seed (const gchar *rseed);
68 static void test_trap_clear (void);
69 static guint8* g_test_log_dump (GTestLogMsg *msg,
71 static void gtest_default_log_handler (const gchar *log_domain,
72 GLogLevelFlags log_level,
74 gpointer unused_data);
77 /* --- variables --- */
78 static int test_log_fd = -1;
79 static gboolean test_mode_fatal = TRUE;
80 static gboolean g_test_run_once = TRUE;
81 static gboolean test_run_list = FALSE;
82 static gchar *test_run_seedstr = NULL;
83 static GRand *test_run_rand = NULL;
84 static gchar *test_run_name = "";
85 static guint test_run_forks = 0;
86 static guint test_run_count = 0;
87 static guint test_skip_count = 0;
88 static GTimer *test_user_timer = NULL;
89 static double test_user_stamp = 0;
90 static GSList *test_paths = NULL;
91 static GTestSuite *test_suite_root = NULL;
92 static int test_trap_last_status = 0;
93 static int test_trap_last_pid = 0;
94 static char *test_trap_last_stdout = NULL;
95 static char *test_trap_last_stderr = NULL;
96 static char *test_uri_base = NULL;
97 static gboolean test_debug_log = FALSE;
98 static DestroyEntry *test_destroy_queue = NULL;
99 static GTestConfig mutable_test_config_vars = {
100 FALSE, /* test_initialized */
101 TRUE, /* test_quick */
102 FALSE, /* test_perf */
103 FALSE, /* test_verbose */
104 FALSE, /* test_quiet */
106 const GTestConfig * const g_test_config_vars = &mutable_test_config_vars;
108 /* --- functions --- */
110 g_test_log_type_name (GTestLogType log_type)
114 case G_TEST_LOG_NONE: return "none";
115 case G_TEST_LOG_ERROR: return "error";
116 case G_TEST_LOG_START_BINARY: return "binary";
117 case G_TEST_LOG_LIST_CASE: return "list";
118 case G_TEST_LOG_SKIP_CASE: return "skip";
119 case G_TEST_LOG_START_CASE: return "start";
120 case G_TEST_LOG_STOP_CASE: return "stop";
121 case G_TEST_LOG_MIN_RESULT: return "minperf";
122 case G_TEST_LOG_MAX_RESULT: return "maxperf";
123 case G_TEST_LOG_MESSAGE: return "message";
129 g_test_log_send (guint n_bytes,
130 const guint8 *buffer)
132 if (test_log_fd >= 0)
136 r = write (test_log_fd, buffer, n_bytes);
137 while (r < 0 && errno == EINTR);
141 GTestLogBuffer *lbuffer = g_test_log_buffer_new();
144 g_test_log_buffer_push (lbuffer, n_bytes, buffer);
145 msg = g_test_log_buffer_pop (lbuffer);
146 g_assert (msg != NULL); /* FIXME: should be g_awrn_if_fail */
147 g_assert (lbuffer->data->len == 0); /* FIXME: should be g_awrn_if_fail */
148 g_test_log_buffer_free (lbuffer);
150 g_printerr ("{*LOG(%s)", g_test_log_type_name (msg->log_type));
151 for (ui = 0; ui < msg->n_strings; ui++)
152 g_printerr (":{%s}", msg->strings[ui]);
156 for (ui = 0; ui < msg->n_nums; ui++)
157 g_printerr ("%s%.16Lg", ui ? ";" : "", msg->nums[ui]);
160 g_printerr (":LOG*}\n");
161 g_test_log_msg_free (msg);
166 g_test_log (GTestLogType lbit,
167 const gchar *string1,
168 const gchar *string2,
172 gboolean fail = lbit == G_TEST_LOG_STOP_CASE && largs[0] != 0;
174 gchar *astrings[3] = { NULL, NULL, NULL };
180 case G_TEST_LOG_START_BINARY:
181 if (g_test_verbose())
182 g_print ("GTest: random seed: %s\n", string2);
184 case G_TEST_LOG_STOP_CASE:
185 if (g_test_verbose())
186 g_print ("GTest: result: %s\n", fail ? "FAIL" : "OK");
187 else if (!g_test_quiet())
188 g_print ("%s\n", fail ? "FAIL" : "OK");
189 if (fail && test_mode_fatal)
192 case G_TEST_LOG_MIN_RESULT:
193 if (g_test_verbose())
194 g_print ("(MINPERF:%s)\n", string1);
196 case G_TEST_LOG_MAX_RESULT:
197 if (g_test_verbose())
198 g_print ("(MAXPERF:%s)\n", string1);
200 case G_TEST_LOG_MESSAGE:
201 if (g_test_verbose())
202 g_print ("(MSG: %s)\n", string1);
208 msg.n_strings = (string1 != NULL) + (string1 && string2);
209 msg.strings = astrings;
210 astrings[0] = (gchar*) string1;
211 astrings[1] = astrings[0] ? (gchar*) string2 : NULL;
214 dbuffer = g_test_log_dump (&msg, &dbufferlen);
215 g_test_log_send (dbufferlen, dbuffer);
220 case G_TEST_LOG_START_CASE:
221 if (g_test_verbose())
222 g_print ("GTest: run: %s\n", string1);
223 else if (!g_test_quiet())
224 g_print ("%s: ", string1);
231 parse_args (gint *argc_p,
234 guint argc = *argc_p;
235 gchar **argv = *argv_p;
237 /* parse known args */
238 for (i = 1; i < argc; i++)
240 if (strcmp (argv[i], "--g-fatal-warnings") == 0)
242 GLogLevelFlags fatal_mask = (GLogLevelFlags) g_log_set_always_fatal ((GLogLevelFlags) G_LOG_FATAL_MASK);
243 fatal_mask = (GLogLevelFlags) (fatal_mask | G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL);
244 g_log_set_always_fatal (fatal_mask);
247 else if (strcmp (argv[i], "--keep-going") == 0 ||
248 strcmp (argv[i], "-k") == 0)
250 test_mode_fatal = FALSE;
253 else if (strcmp (argv[i], "--debug-log") == 0)
255 test_debug_log = TRUE;
258 else if (strcmp ("--GTestLogFD", argv[i]) == 0 || strncmp ("--GTestLogFD=", argv[i], 13) == 0)
260 gchar *equal = argv[i] + 12;
262 test_log_fd = g_ascii_strtoull (equal + 1, NULL, 0);
263 else if (i + 1 < argc)
266 test_log_fd = g_ascii_strtoull (argv[i], NULL, 0);
270 else if (strcmp ("--GTestSkipCount", argv[i]) == 0 || strncmp ("--GTestSkipCount=", argv[i], 17) == 0)
272 gchar *equal = argv[i] + 16;
274 test_skip_count = g_ascii_strtoull (equal + 1, NULL, 0);
275 else if (i + 1 < argc)
278 test_skip_count = g_ascii_strtoull (argv[i], NULL, 0);
282 else if (strcmp ("-p", argv[i]) == 0 || strncmp ("-p=", argv[i], 3) == 0)
284 gchar *equal = argv[i] + 2;
286 test_paths = g_slist_prepend (test_paths, equal + 1);
287 else if (i + 1 < argc)
290 test_paths = g_slist_prepend (test_paths, argv[i]);
294 else if (strcmp ("-m", argv[i]) == 0 || strncmp ("-m=", argv[i], 3) == 0)
296 gchar *equal = argv[i] + 2;
297 const gchar *mode = "";
300 else if (i + 1 < argc)
305 if (strcmp (mode, "perf") == 0)
306 mutable_test_config_vars.test_perf = TRUE;
307 else if (strcmp (mode, "slow") == 0)
308 mutable_test_config_vars.test_quick = FALSE;
309 else if (strcmp (mode, "thorough") == 0)
310 mutable_test_config_vars.test_quick = FALSE;
311 else if (strcmp (mode, "quick") == 0)
313 mutable_test_config_vars.test_quick = TRUE;
314 mutable_test_config_vars.test_perf = FALSE;
317 g_error ("unknown test mode: -m %s", mode);
320 else if (strcmp ("-q", argv[i]) == 0 || strcmp ("--quiet", argv[i]) == 0)
322 mutable_test_config_vars.test_quiet = TRUE;
323 mutable_test_config_vars.test_verbose = FALSE;
326 else if (strcmp ("--verbose", argv[i]) == 0)
328 mutable_test_config_vars.test_quiet = FALSE;
329 mutable_test_config_vars.test_verbose = TRUE;
332 else if (strcmp ("-l", argv[i]) == 0)
334 test_run_list = TRUE;
337 else if (strcmp ("--seed", argv[i]) == 0 || strncmp ("--seed=", argv[i], 7) == 0)
339 gchar *equal = argv[i] + 6;
341 test_run_seedstr = equal + 1;
342 else if (i + 1 < argc)
345 test_run_seedstr = argv[i];
352 for (i = 1; i < argc; i++)
364 * @argc: Address of the @argc parameter of the main() function.
365 * Changed if any arguments were handled.
366 * @argv: Address of the @argv parameter of main().
367 * Any parameters understood by g_test_init() stripped before return.
369 * Initialize the GLib testing framework, e.g. by seeding the
370 * test random number generator, the name for g_get_prgname()
371 * and parsing test related command line args.
372 * So far, the following arguments are understood:
374 * -l list test cases available in a test executable.
375 * --seed RANDOMSEED provide a random seed to reproduce test runs using random numbers.
376 * --verbose run tests verbosely.
377 * -q, --quiet run tests quietly.
378 * -p TESTPATH execute all tests matching TESTPATH.
379 * -m {perf|slow|thorough|quick}
380 * execute tests according to these test modes:
381 * perf - performance tests, may take long and report results.
382 * slow - slow and thorough tests, may take quite long and maximize coverage.
383 * thorough - currently an alias for "slow".
384 * quick - quick tests, should run really quickly and give good coverage.
385 * --debug-log debug test logging output.
386 * -k, --keep-going gtester specific argument.
387 * --GTestLogFD N gtester specific argument.
388 * --GTestSkipCount N gtester specific argument.
392 g_test_init (int *argc,
396 static char seedstr[4 + 4 * 8 + 1];
399 /* make warnings and criticals fatal for all test programs */
400 GLogLevelFlags fatal_mask = (GLogLevelFlags) g_log_set_always_fatal ((GLogLevelFlags) G_LOG_FATAL_MASK);
401 fatal_mask = (GLogLevelFlags) (fatal_mask | G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL);
402 g_log_set_always_fatal (fatal_mask);
403 /* check caller args */
404 g_return_if_fail (argc != NULL);
405 g_return_if_fail (argv != NULL);
406 g_return_if_fail (g_test_config_vars->test_initialized == FALSE);
407 mutable_test_config_vars.test_initialized = TRUE;
409 va_start (args, argv);
410 vararg1 = va_arg (args, gpointer); /* reserved for future extensions */
412 g_return_if_fail (vararg1 == NULL);
414 /* setup random seed string */
415 g_snprintf (seedstr, sizeof (seedstr), "R02S%08x%08x%08x%08x", g_random_int(), g_random_int(), g_random_int(), g_random_int());
416 test_run_seedstr = seedstr;
418 /* parse args, sets up mode, changes seed, etc. */
419 parse_args (argc, argv);
420 if (!g_get_prgname())
421 g_set_prgname ((*argv)[0]);
423 /* verify GRand reliability, needed for reliable seeds */
426 GRand *rg = g_rand_new_with_seed (0xc8c49fb6);
427 guint32 t1 = g_rand_int (rg), t2 = g_rand_int (rg), t3 = g_rand_int (rg), t4 = g_rand_int (rg);
428 /* g_print ("GRand-current: 0x%x 0x%x 0x%x 0x%x\n", t1, t2, t3, t4); */
429 if (t1 != 0xfab39f9b || t2 != 0xb948fb0e || t3 != 0x3d31be26 || t4 != 0x43a19d66)
430 g_warning ("random numbers are not GRand-2.2 compatible, seeds may be broken (check $G_RANDOM_VERSION)");
434 /* check rand seed */
435 test_run_seed (test_run_seedstr);
437 /* report program start */
438 g_log_set_default_handler (gtest_default_log_handler, NULL);
439 g_test_log (G_TEST_LOG_START_BINARY, g_get_prgname(), test_run_seedstr, 0, NULL);
443 test_run_seed (const gchar *rseed)
445 guint seed_failed = 0;
447 g_rand_free (test_run_rand);
448 test_run_rand = NULL;
449 while (strchr (" \t\v\r\n\f", *rseed))
451 if (strncmp (rseed, "R02S", 4) == 0) /* seed for random generator 02 (GRand-2.2) */
453 const char *s = rseed + 4;
454 if (strlen (s) >= 32) /* require 4 * 8 chars */
456 guint32 seedarray[4];
457 gchar *p, hexbuf[9] = { 0, };
458 memcpy (hexbuf, s + 0, 8);
459 seedarray[0] = g_ascii_strtoull (hexbuf, &p, 16);
460 seed_failed += p != NULL && *p != 0;
461 memcpy (hexbuf, s + 8, 8);
462 seedarray[1] = g_ascii_strtoull (hexbuf, &p, 16);
463 seed_failed += p != NULL && *p != 0;
464 memcpy (hexbuf, s + 16, 8);
465 seedarray[2] = g_ascii_strtoull (hexbuf, &p, 16);
466 seed_failed += p != NULL && *p != 0;
467 memcpy (hexbuf, s + 24, 8);
468 seedarray[3] = g_ascii_strtoull (hexbuf, &p, 16);
469 seed_failed += p != NULL && *p != 0;
472 test_run_rand = g_rand_new_with_seed_array (seedarray, 4);
477 g_error ("Unknown or invalid random seed: %s", rseed);
483 * Get a reproducable random integer number.
484 * The random numbers generate by the g_test_rand_*() family of functions
485 * change with every new test program start, unless the --seed option is
486 * given when starting test programs.
487 * For individual test cases however, the random number generator is
488 * reseeded, to avoid dependencies between tests and to make --seed
489 * effective for all test cases.
491 * Returns: a random number from the seeded random number generator.
494 g_test_rand_int (void)
496 return g_rand_int (test_run_rand);
500 * g_test_rand_int_range:
501 * @begin: the minimum value returned by this function
502 * @end: the smallest value not to be returned by this function
504 * Get a reproducable random integer number out of a specified range,
505 * see g_test_rand_int() for details on test case random numbers.
507 * Returns: a number with @begin <= number < @end.
510 g_test_rand_int_range (gint32 begin,
513 return g_rand_int_range (test_run_rand, begin, end);
517 * g_test_rand_double:
519 * Get a reproducable random floating point number,
520 * see g_test_rand_int() for details on test case random numbers.
522 * Return a random number from the seeded random number generator.
525 g_test_rand_double (void)
527 return g_rand_double (test_run_rand);
531 * g_test_rand_double_range:
532 * @range_start: the minimum value returned by this function
533 * @range_end: the minimum value not returned by this function
535 * Get a reproducable random floating pointer number out of a specified range,
536 * see g_test_rand_int() for details on test case random numbers.
538 * Returns: a number with @range_start <= number < @range_end.
541 g_test_rand_double_range (double range_start,
544 return g_rand_double_range (test_run_rand, range_start, range_end);
548 * g_test_timer_start:
550 * Start a timing test. Call g_test_timer_elapsed() when the task is supposed
551 * to be done. Call this function again to restart the timer.
554 g_test_timer_start (void)
556 if (!test_user_timer)
557 test_user_timer = g_timer_new();
559 g_timer_start (test_user_timer);
563 * g_test_timer_elapsed:
565 * Get the time since the last start of the timer with g_test_timer_start().
567 * Returns: the time since the last start of the timer, as a double
570 g_test_timer_elapsed (void)
572 test_user_stamp = test_user_timer ? g_timer_elapsed (test_user_timer, NULL) : 0;
573 return test_user_stamp;
579 * Report the last result of g_test_timer_elapsed().
581 * Returns: the last result of g_test_timer_elapsed(), as a double
584 g_test_timer_last (void)
586 return test_user_stamp;
590 * g_test_minimized_result:
591 * @minimized_quantity: the reported value
592 * @format: the format string of the report message
594 * Report the result of a performance or measurement test.
595 * The test should generally strive to minimize the reported
596 * quantities (smaller values are better than larger ones),
597 * this and @minimized_quantity can determine sorting
598 * order for test result reports.
601 g_test_minimized_result (double minimized_quantity,
605 long double largs = minimized_quantity;
608 va_start (args, format);
609 buffer = g_strdup_vprintf (format, args);
611 g_test_log (G_TEST_LOG_MIN_RESULT, buffer, NULL, 1, &largs);
616 * g_test_minimized_result:
617 * @maximized_quantity: the reported value
618 * @format: the format string of the report message
620 * Report the result of a performance or measurement test.
621 * The test should generally strive to maximize the reported
622 * quantities (larger values are better than smaller ones),
623 * this and @maximized_quantity can determine sorting
624 * order for test result reports.
627 g_test_maximized_result (double maximized_quantity,
631 long double largs = maximized_quantity;
634 va_start (args, format);
635 buffer = g_strdup_vprintf (format, args);
637 g_test_log (G_TEST_LOG_MAX_RESULT, buffer, NULL, 1, &largs);
643 * @format: the format string
644 * @...: printf-like arguments to @format
646 * Add a message to the test report.
649 g_test_message (const char *format,
654 va_start (args, format);
655 buffer = g_strdup_vprintf (format, args);
657 g_test_log (G_TEST_LOG_MESSAGE, buffer, NULL, 0, NULL);
663 * @uri_pattern: the base pattern for bug URIs
665 * Specify the base URI for bug reports.
666 * The base URI is used to construct bug report messages for
667 * g_test_message() when g_test_bug() is called.
668 * Calling this function outside of a test case sets the
669 * default base URI for all test cases. Calling it from within
670 * a test case changes the base URI for the scope of the test
672 * Bug URIs are constructed by appending a bug specific URI
673 * portion to @uri_pattern, or by replacing the special string
674 * '%s' within @uri_pattern if that is present.
677 g_test_bug_base (const char *uri_pattern)
679 g_free (test_uri_base);
680 test_uri_base = g_strdup (uri_pattern);
685 * @bug_uri_snippet: Bug specific bug tracker URI portion.
687 * This function adds a message to test reports that
688 * associates a bug URI with a test case.
689 * Bug URIs are constructed from a base URI set with g_test_bug_base()
690 * and @bug_uri_snippet.
693 g_test_bug (const char *bug_uri_snippet)
696 g_return_if_fail (test_uri_base != NULL);
697 g_return_if_fail (bug_uri_snippet != NULL);
698 c = strstr (test_uri_base, "%s");
701 char *b = g_strndup (test_uri_base, c - test_uri_base);
702 char *s = g_strconcat (b, bug_uri_snippet, c + 2, NULL);
704 g_test_message ("Bug Reference: %s", s);
708 g_test_message ("Bug Reference: %s%s", test_uri_base, bug_uri_snippet);
714 * Get the toplevel test suite for the test path API.
716 * Returns: the toplevel #GTestSuite
719 g_test_get_root (void)
721 if (!test_suite_root)
723 test_suite_root = g_test_create_suite ("root");
724 g_free (test_suite_root->name);
725 test_suite_root->name = g_strdup ("");
727 return test_suite_root;
733 * Runs all tests under the toplevel suite which can be retrieved
734 * with g_test_get_root(). Similar to g_test_run_suite(), the test
735 * cases to be run are filtered according to
736 * test path arguments (-p <testpath>) as parsed by g_test_init().
737 * g_test_run_suite() or g_test_run() may only be called once
740 * Returns: 0 on success
745 return g_test_run_suite (g_test_get_root());
749 * g_test_create_case:
750 * @test_name: the name for the test case
751 * @data_size: the size of the fixture data structure
752 * @test_data: test data argument for the test functions
753 * @data_setup: the function to set up the fixture data
754 * @data_test: the actual test function
755 * @data_teardown: the function to teardown the fixture data
757 * Create a new #GTestCase, named @test_name, this API is fairly
758 * low level, calling g_test_add() or g_test_add_func() is preferable.
759 * When this test is executed, a fixture structure of size @data_size
760 * will be allocated and filled with 0s. Then data_setup() is called
761 * to initialize the fixture. After fixture setup, the actual test
762 * function data_test() is called. Once the test run completed, the
763 * fixture structure is torn down by calling data_teardown() and
764 * after that the memory is released.
765 * Splitting up a test run into fixture setup, test function and
766 * fixture teardown is most usful if the same fixture is used for
767 * multiple tests. In this cases, g_test_create_case() will be
768 * called with the same fixture, but varying @test_name and
769 * @data_test arguments.
771 * Returns: a newly allocated #GTestCase.
774 g_test_create_case (const char *test_name,
776 gconstpointer test_data,
777 void (*data_setup) (void),
778 void (*data_test) (void),
779 void (*data_teardown) (void))
782 g_return_val_if_fail (test_name != NULL, NULL);
783 g_return_val_if_fail (strchr (test_name, '/') == NULL, NULL);
784 g_return_val_if_fail (test_name[0] != 0, NULL);
785 g_return_val_if_fail (data_test != NULL, NULL);
786 tc = g_slice_new0 (GTestCase);
787 tc->name = g_strdup (test_name);
788 tc->test_data = (gpointer) test_data;
789 tc->fixture_size = data_size;
790 tc->fixture_setup = (void*) data_setup;
791 tc->fixture_test = (void*) data_test;
792 tc->fixture_teardown = (void*) data_teardown;
797 g_test_add_vtable (const char *testpath,
799 gconstpointer test_data,
800 void (*data_setup) (void),
801 void (*fixture_test_func) (void),
802 void (*data_teardown) (void))
808 g_return_if_fail (testpath != NULL);
809 g_return_if_fail (testpath[0] == '/');
810 g_return_if_fail (fixture_test_func != NULL);
812 suite = g_test_get_root();
813 segments = g_strsplit (testpath, "/", -1);
814 for (ui = 0; segments[ui] != NULL; ui++)
816 const char *seg = segments[ui];
817 gboolean islast = segments[ui + 1] == NULL;
818 if (islast && !seg[0])
819 g_error ("invalid test case path: %s", testpath);
821 continue; /* initial or duplicate slash */
824 GTestSuite *csuite = g_test_create_suite (seg);
825 g_test_suite_add_suite (suite, csuite);
830 GTestCase *tc = g_test_create_case (seg, data_size, test_data, data_setup, fixture_test_func, data_teardown);
831 g_test_suite_add (suite, tc);
834 g_strfreev (segments);
839 * @testpath: Slash seperated test case path name for the test.
840 * @test_func: The test function to invoke for this test.
842 * Create a new test case, similar to g_test_create_case(). However
843 * the test is assumed to use no fixture, and test suites are automatically
844 * created on the fly and added to the root fixture, based on the
845 * slash seperated portions of @testpath.
848 g_test_add_func (const char *testpath,
849 void (*test_func) (void))
851 g_return_if_fail (testpath != NULL);
852 g_return_if_fail (testpath[0] == '/');
853 g_return_if_fail (test_func != NULL);
854 g_test_add_vtable (testpath, 0, NULL, NULL, test_func, NULL);
858 * g_test_add_data_func:
859 * @testpath: Slash seperated test case path name for the test.
860 * @test_data: Test data argument for the test function.
861 * @test_func: The test function to invoke for this test.
863 * Create a new test case, similar to g_test_create_case(). However
864 * the test is assumed to use no fixture, and test suites are automatically
865 * created on the fly and added to the root fixture, based on the
866 * slash seperated portions of @testpath. The @test_data argument
867 * will be passed as first argument to @test_func.
870 g_test_add_data_func (const char *testpath,
871 gconstpointer test_data,
872 void (*test_func) (gconstpointer))
874 g_return_if_fail (testpath != NULL);
875 g_return_if_fail (testpath[0] == '/');
876 g_return_if_fail (test_func != NULL);
877 g_test_add_vtable (testpath, 0, test_data, NULL, (void(*)(void)) test_func, NULL);
881 * g_test_create_suite:
882 * @suite_name: a name for the suite
884 * Create a new test suite with the name @suite_name.
886 * Returns: A newly allocated #GTestSuite instance.
889 g_test_create_suite (const char *suite_name)
892 g_return_val_if_fail (suite_name != NULL, NULL);
893 g_return_val_if_fail (strchr (suite_name, '/') == NULL, NULL);
894 g_return_val_if_fail (suite_name[0] != 0, NULL);
895 ts = g_slice_new0 (GTestSuite);
896 ts->name = g_strdup (suite_name);
902 * @suite: a #GTestSuite
903 * @test_case: a #GTestCase
905 * Adds @test_case to @suite.
908 g_test_suite_add (GTestSuite *suite,
909 GTestCase *test_case)
911 g_return_if_fail (suite != NULL);
912 g_return_if_fail (test_case != NULL);
913 suite->cases = g_slist_prepend (suite->cases, test_case);
917 * g_test_suite_add_suite:
918 * @suite: a #GTestSuite
919 * @nestedsuite: another #GTestSuite
921 * Adds @nestedsuite to @suite.
924 g_test_suite_add_suite (GTestSuite *suite,
925 GTestSuite *nestedsuite)
927 g_return_if_fail (suite != NULL);
928 g_return_if_fail (nestedsuite != NULL);
929 suite->suites = g_slist_prepend (suite->suites, nestedsuite);
934 * @gfree_pointer: the pointer to be stored.
936 * Enqueue a pointer to be released with g_free() during the next
937 * teardown phase. This is equivalent to calling g_test_queue_destroy()
938 * with a destroy callback of g_free().
941 g_test_queue_free (gpointer gfree_pointer)
944 g_test_queue_destroy (g_free, gfree_pointer);
948 * g_test_queue_destroy:
949 * @destroy_func: Destroy callback for teardown phase.
950 * @destroy_data: Destroy callback data.
952 * This function enqueus a callback @destroy_func() to be executed
953 * during the next test case teardown phase. This is most useful
954 * to auto destruct allocted test resources at the end of a test run.
955 * Resources are released in reverse queue order, that means enqueueing
956 * callback A before callback B will cause B() to be called before
957 * A() during teardown.
960 g_test_queue_destroy (GDestroyNotify destroy_func,
961 gpointer destroy_data)
963 DestroyEntry *dentry;
964 g_return_if_fail (destroy_func != NULL);
965 dentry = g_slice_new0 (DestroyEntry);
966 dentry->destroy_func = destroy_func;
967 dentry->destroy_data = destroy_data;
968 dentry->next = test_destroy_queue;
969 test_destroy_queue = dentry;
973 test_case_run (GTestCase *tc)
975 gchar *old_name = test_run_name, *old_base = g_strdup (test_uri_base);
976 test_run_name = g_strconcat (old_name, "/", tc->name, NULL);
977 if (++test_run_count <= test_skip_count)
978 g_test_log (G_TEST_LOG_SKIP_CASE, test_run_name, NULL, 0, NULL);
979 else if (test_run_list)
981 g_print ("%s\n", test_run_name);
982 g_test_log (G_TEST_LOG_LIST_CASE, test_run_name, NULL, 0, NULL);
986 GTimer *test_run_timer = g_timer_new();
987 long double largs[3];
989 g_test_log (G_TEST_LOG_START_CASE, test_run_name, NULL, 0, NULL);
991 g_timer_start (test_run_timer);
992 fixture = tc->fixture_size ? g_malloc0 (tc->fixture_size) : tc->test_data;
993 test_run_seed (test_run_seedstr);
994 if (tc->fixture_setup)
995 tc->fixture_setup (fixture, tc->test_data);
996 tc->fixture_test (fixture, tc->test_data);
998 while (test_destroy_queue)
1000 DestroyEntry *dentry = test_destroy_queue;
1001 test_destroy_queue = dentry->next;
1002 dentry->destroy_func (dentry->destroy_data);
1003 g_slice_free (DestroyEntry, dentry);
1005 if (tc->fixture_teardown)
1006 tc->fixture_teardown (fixture, tc->test_data);
1007 if (tc->fixture_size)
1009 g_timer_stop (test_run_timer);
1010 largs[0] = 0; /* OK */
1011 largs[1] = test_run_forks;
1012 largs[2] = g_timer_elapsed (test_run_timer, NULL);
1013 g_test_log (G_TEST_LOG_STOP_CASE, NULL, NULL, G_N_ELEMENTS (largs), largs);
1014 g_timer_destroy (test_run_timer);
1016 g_free (test_run_name);
1017 test_run_name = old_name;
1018 g_free (test_uri_base);
1019 test_uri_base = old_base;
1024 g_test_run_suite_internal (GTestSuite *suite,
1027 guint n_bad = 0, n_good = 0, bad_suite = 0, l;
1028 gchar *rest, *old_name = test_run_name;
1029 GSList *slist, *reversed;
1030 g_return_val_if_fail (suite != NULL, -1);
1031 while (path[0] == '/')
1034 rest = strchr (path, '/');
1035 l = rest ? MIN (l, rest - path) : l;
1036 test_run_name = suite->name[0] == 0 ? g_strdup (test_run_name) : g_strconcat (old_name, "/", suite->name, NULL);
1037 reversed = g_slist_reverse (g_slist_copy (suite->cases));
1038 for (slist = reversed; slist; slist = slist->next)
1040 GTestCase *tc = slist->data;
1041 guint n = l ? strlen (tc->name) : 0;
1042 if (l == n && strncmp (path, tc->name, n) == 0)
1045 n_bad += test_case_run (tc) != 0;
1048 g_slist_free (reversed);
1049 reversed = g_slist_reverse (g_slist_copy (suite->suites));
1050 for (slist = reversed; slist; slist = slist->next)
1052 GTestSuite *ts = slist->data;
1053 guint n = l ? strlen (ts->name) : 0;
1054 if (l == n && strncmp (path, ts->name, n) == 0)
1055 bad_suite += g_test_run_suite_internal (ts, rest ? rest : "") != 0;
1057 g_slist_free (reversed);
1058 g_free (test_run_name);
1059 test_run_name = old_name;
1060 return n_bad || bad_suite;
1065 * @suite: a #GTestSuite
1067 * Execute the tests within @suite and all nested #GTestSuites.
1068 * The test suites to be executed are filtered according to
1069 * test path arguments (-p <testpath>) as parsed by g_test_init().
1070 * g_test_run_suite() or g_test_run() may only be called once
1073 * Returns: 0 on success
1076 g_test_run_suite (GTestSuite *suite)
1079 g_return_val_if_fail (g_test_config_vars->test_initialized, -1);
1080 g_return_val_if_fail (g_test_run_once == TRUE, -1);
1081 g_test_run_once = FALSE;
1083 test_paths = g_slist_prepend (test_paths, "");
1086 const char *rest, *path = test_paths->data;
1087 guint l, n = strlen (suite->name);
1088 test_paths = g_slist_delete_link (test_paths, test_paths);
1089 while (path[0] == '/')
1091 if (!n) /* root suite, run unconditionally */
1093 n_bad += 0 != g_test_run_suite_internal (suite, path);
1096 /* regular suite, match path */
1097 rest = strchr (path, '/');
1099 l = rest ? MIN (l, rest - path) : l;
1100 if ((!l || l == n) && strncmp (path, suite->name, n) == 0)
1101 n_bad += 0 != g_test_run_suite_internal (suite, rest ? rest : "");
1107 gtest_default_log_handler (const gchar *log_domain,
1108 GLogLevelFlags log_level,
1109 const gchar *message,
1110 gpointer unused_data)
1112 const gchar *strv[16];
1117 strv[i++] = log_domain;
1120 if (log_level & G_LOG_FLAG_FATAL)
1121 strv[i++] = "FATAL-";
1122 if (log_level & G_LOG_FLAG_RECURSION)
1123 strv[i++] = "RECURSIVE-";
1124 if (log_level & G_LOG_LEVEL_ERROR)
1125 strv[i++] = "ERROR";
1126 if (log_level & G_LOG_LEVEL_CRITICAL)
1127 strv[i++] = "CRITICAL";
1128 if (log_level & G_LOG_LEVEL_WARNING)
1129 strv[i++] = "WARNING";
1130 if (log_level & G_LOG_LEVEL_MESSAGE)
1131 strv[i++] = "MESSAGE";
1132 if (log_level & G_LOG_LEVEL_INFO)
1134 if (log_level & G_LOG_LEVEL_DEBUG)
1135 strv[i++] = "DEBUG";
1137 strv[i++] = message;
1139 msg = g_strjoinv ("", (gchar**) strv);
1140 g_test_log (G_TEST_LOG_ERROR, msg, NULL, 0, NULL);
1141 g_log_default_handler (log_domain, log_level, message, unused_data);
1146 g_assertion_message (const char *domain,
1150 const char *message)
1155 message = "code should not be reached";
1156 g_snprintf (lstr, 32, "%d", line);
1157 s = g_strconcat (domain ? domain : "", domain && domain[0] ? ":" : "",
1158 "ERROR:(", file, ":", lstr, "):",
1159 func, func[0] ? ":" : "",
1160 " ", message, NULL);
1161 g_printerr ("**\n** %s\n", s);
1162 g_test_log (G_TEST_LOG_ERROR, s, NULL, 0, NULL);
1168 g_assertion_message_expr (const char *domain,
1174 char *s = g_strconcat ("assertion failed: (", expr, ")", NULL);
1175 g_assertion_message (domain, file, line, func, s);
1180 g_assertion_message_cmpnum (const char *domain,
1193 case 'i': s = g_strdup_printf ("assertion failed (%s): (%.0Lf %s %.0Lf)", expr, arg1, cmp, arg2); break;
1194 case 'x': s = g_strdup_printf ("assertion failed (%s): (0x%08" G_GUINT64_FORMAT " %s 0x%08" G_GUINT64_FORMAT ")", expr, (guint64) arg1, cmp, (guint64) arg2); break;
1195 case 'f': s = g_strdup_printf ("assertion failed (%s): (%.9Lg %s %.9Lg)", expr, arg1, cmp, arg2); break;
1196 /* ideally use: floats=%.7g double=%.17g */
1198 g_assertion_message (domain, file, line, func, s);
1203 g_assertion_message_cmpstr (const char *domain,
1212 char *a1, *a2, *s, *t1 = NULL, *t2 = NULL;
1213 a1 = arg1 ? g_strconcat ("\"", t1 = g_strescape (arg1, NULL), "\"", NULL) : g_strdup ("NULL");
1214 a2 = arg2 ? g_strconcat ("\"", t2 = g_strescape (arg2, NULL), "\"", NULL) : g_strdup ("NULL");
1217 s = g_strdup_printf ("assertion failed (%s): (%s %s %s)", expr, a1, cmp, a2);
1220 g_assertion_message (domain, file, line, func, s);
1226 * @str1: a C string or %NULL
1227 * @str2: another C string or %NULL
1229 * Compares @str1 and @str2 like strcmp(). Handles %NULL strings gracefully.
1232 g_strcmp0 (const char *str1,
1236 return -(str1 != str2);
1238 return str1 != str2;
1239 return strcmp (str1, str2);
1243 static int /* 0 on success */
1244 kill_child (int pid,
1249 if (patience >= 3) /* try graceful reap */
1251 if (waitpid (pid, status, WNOHANG) > 0)
1254 if (patience >= 2) /* try SIGHUP */
1257 if (waitpid (pid, status, WNOHANG) > 0)
1259 g_usleep (20 * 1000); /* give it some scheduling/shutdown time */
1260 if (waitpid (pid, status, WNOHANG) > 0)
1262 g_usleep (50 * 1000); /* give it some scheduling/shutdown time */
1263 if (waitpid (pid, status, WNOHANG) > 0)
1265 g_usleep (100 * 1000); /* give it some scheduling/shutdown time */
1266 if (waitpid (pid, status, WNOHANG) > 0)
1269 if (patience >= 1) /* try SIGTERM */
1271 kill (pid, SIGTERM);
1272 if (waitpid (pid, status, WNOHANG) > 0)
1274 g_usleep (200 * 1000); /* give it some scheduling/shutdown time */
1275 if (waitpid (pid, status, WNOHANG) > 0)
1277 g_usleep (400 * 1000); /* give it some scheduling/shutdown time */
1278 if (waitpid (pid, status, WNOHANG) > 0)
1282 kill (pid, SIGKILL);
1284 wr = waitpid (pid, status, 0);
1285 while (wr < 0 && errno == EINTR);
1291 g_string_must_read (GString *gstring,
1294 #define STRING_BUFFER_SIZE 4096
1295 char buf[STRING_BUFFER_SIZE];
1298 bytes = read (fd, buf, sizeof (buf));
1300 return 0; /* EOF, calling this function assumes data is available */
1303 g_string_append_len (gstring, buf, bytes);
1306 else if (bytes < 0 && errno == EINTR)
1308 else /* bytes < 0 */
1310 g_warning ("failed to read() from child process (%d): %s", test_trap_last_pid, g_strerror (errno));
1311 return 1; /* ignore error after warning */
1316 g_string_write_out (GString *gstring,
1320 if (*stringpos < gstring->len)
1324 r = write (outfd, gstring->str + *stringpos, gstring->len - *stringpos);
1325 while (r < 0 && errno == EINTR);
1326 *stringpos += MAX (r, 0);
1336 ret = dup2 (fd1, fd2);
1337 while (ret < 0 && errno == EINTR);
1342 test_trap_clear (void)
1344 test_trap_last_status = 0;
1345 test_trap_last_pid = 0;
1346 g_free (test_trap_last_stdout);
1347 test_trap_last_stdout = NULL;
1348 g_free (test_trap_last_stderr);
1349 test_trap_last_stderr = NULL;
1353 test_time_stamp (void)
1357 g_get_current_time (&tv);
1359 stamp = stamp * 1000000 + tv.tv_usec;
1365 * @usec_timeout: Timeout for the forked test in micro seconds.
1366 * @test_trap_flags: Flags to modify forking behaviour.
1368 * Fork the current test program to execute a test case that might
1369 * not return or that might abort. The forked test case is aborted
1370 * and considered failing if its run time exceeds @usec_timeout.
1371 * The forking behavior can be configured with the following flags:
1372 * %G_TEST_TRAP_SILENCE_STDOUT - redirect stdout of the test child
1373 * to /dev/null so it cannot be observed on the console during test
1374 * runs. The actual output is still captured though to allow later
1375 * tests with g_test_trap_assert_stdout().
1376 * %G_TEST_TRAP_SILENCE_STDERR - redirect stderr of the test child
1377 * to /dev/null so it cannot be observed on the console during test
1378 * runs. The actual output is still captured though to allow later
1379 * tests with g_test_trap_assert_stderr().
1380 * %G_TEST_TRAP_INHERIT_STDIN - if this flag is given, stdin of the
1381 * forked child process is shared with stdin of its parent process.
1382 * It is redirected to /dev/null otherwise.
1384 * In the following example, the test code forks, the forked child
1385 * process produces some sample output and exits successfully.
1386 * The forking parent process then asserts successfull child program
1387 * termination and validates cihld program outputs.
1391 * test_fork_patterns (void)
1393 * if (g_test_trap_fork (0, G_TEST_TRAP_SILENCE_STDOUT | G_TEST_TRAP_SILENCE_STDERR))
1395 * g_print ("some stdout text: somagic17\n");
1396 * g_printerr ("some stderr text: semagic43\n");
1397 * exit (0); /* successful test run */
1399 * g_test_trap_assert_passed();
1400 * g_test_trap_assert_stdout ("*somagic17*");
1401 * g_test_trap_assert_stderr ("*semagic43*");
1405 * Returns: %TRUE for the forked child and %FALSE for the executing parent process.
1408 g_test_trap_fork (guint64 usec_timeout,
1409 GTestTrapFlags test_trap_flags)
1412 gboolean pass_on_forked_log = FALSE;
1413 int stdout_pipe[2] = { -1, -1 };
1414 int stderr_pipe[2] = { -1, -1 };
1415 int stdtst_pipe[2] = { -1, -1 };
1417 if (pipe (stdout_pipe) < 0 || pipe (stderr_pipe) < 0 || pipe (stdtst_pipe) < 0)
1418 g_error ("failed to create pipes to fork test program: %s", g_strerror (errno));
1419 signal (SIGCHLD, SIG_DFL);
1420 test_trap_last_pid = fork ();
1421 if (test_trap_last_pid < 0)
1422 g_error ("failed to fork test program: %s", g_strerror (errno));
1423 if (test_trap_last_pid == 0) /* child */
1426 close (stdout_pipe[0]);
1427 close (stderr_pipe[0]);
1428 close (stdtst_pipe[0]);
1429 if (!(test_trap_flags & G_TEST_TRAP_INHERIT_STDIN))
1430 fd0 = open ("/dev/null", O_RDONLY);
1431 if (sane_dup2 (stdout_pipe[1], 1) < 0 || sane_dup2 (stderr_pipe[1], 2) < 0 || (fd0 >= 0 && sane_dup2 (fd0, 0) < 0))
1432 g_error ("failed to dup2() in forked test program: %s", g_strerror (errno));
1435 if (stdout_pipe[1] >= 3)
1436 close (stdout_pipe[1]);
1437 if (stderr_pipe[1] >= 3)
1438 close (stderr_pipe[1]);
1439 test_log_fd = stdtst_pipe[1];
1444 GString *sout = g_string_new (NULL);
1445 GString *serr = g_string_new (NULL);
1447 int soutpos = 0, serrpos = 0, wr, need_wait = TRUE;
1449 close (stdout_pipe[1]);
1450 close (stderr_pipe[1]);
1451 close (stdtst_pipe[1]);
1452 sstamp = test_time_stamp();
1453 /* read data until we get EOF on all pipes */
1454 while (stdout_pipe[0] >= 0 || stderr_pipe[0] >= 0 || stdtst_pipe[0] > 0)
1459 if (stdout_pipe[0] >= 0)
1460 FD_SET (stdout_pipe[0], &fds);
1461 if (stderr_pipe[0] >= 0)
1462 FD_SET (stderr_pipe[0], &fds);
1463 if (stdtst_pipe[0] >= 0)
1464 FD_SET (stdtst_pipe[0], &fds);
1466 tv.tv_usec = MIN (usec_timeout ? usec_timeout : 1000000, 100 * 1000); /* sleep at most 0.5 seconds to catch clock skews, etc. */
1467 int ret = select (MAX (MAX (stdout_pipe[0], stderr_pipe[0]), stdtst_pipe[0]) + 1, &fds, NULL, NULL, &tv);
1468 if (ret < 0 && errno != EINTR)
1470 g_warning ("Unexpected error in select() while reading from child process (%d): %s", test_trap_last_pid, g_strerror (errno));
1473 if (stdout_pipe[0] >= 0 && FD_ISSET (stdout_pipe[0], &fds) &&
1474 g_string_must_read (sout, stdout_pipe[0]) == 0)
1476 close (stdout_pipe[0]);
1477 stdout_pipe[0] = -1;
1479 if (stderr_pipe[0] >= 0 && FD_ISSET (stderr_pipe[0], &fds) &&
1480 g_string_must_read (serr, stderr_pipe[0]) == 0)
1482 close (stderr_pipe[0]);
1483 stderr_pipe[0] = -1;
1485 if (stdtst_pipe[0] >= 0 && FD_ISSET (stdtst_pipe[0], &fds))
1487 guint8 buffer[4096];
1488 gint l, r = read (stdtst_pipe[0], buffer, sizeof (buffer));
1489 if (r > 0 && test_log_fd > 0)
1491 l = write (pass_on_forked_log ? test_log_fd : -1, buffer, r);
1492 while (l < 0 && errno == EINTR);
1493 if (r == 0 || (r < 0 && errno != EINTR && errno != EAGAIN))
1495 close (stdtst_pipe[0]);
1496 stdtst_pipe[0] = -1;
1499 if (!(test_trap_flags & G_TEST_TRAP_SILENCE_STDOUT))
1500 g_string_write_out (sout, 1, &soutpos);
1501 if (!(test_trap_flags & G_TEST_TRAP_SILENCE_STDERR))
1502 g_string_write_out (serr, 2, &serrpos);
1505 guint64 nstamp = test_time_stamp();
1507 sstamp = MIN (sstamp, nstamp); /* guard against backwards clock skews */
1508 if (usec_timeout < nstamp - sstamp)
1510 /* timeout reached, need to abort the child now */
1511 kill_child (test_trap_last_pid, &status, 3);
1512 test_trap_last_status = 1024; /* timeout */
1513 if (0 && WIFSIGNALED (status))
1514 g_printerr ("%s: child timed out and received: %s\n", G_STRFUNC, g_strsignal (WTERMSIG (status)));
1520 close (stdout_pipe[0]);
1521 close (stderr_pipe[0]);
1522 close (stdtst_pipe[0]);
1527 wr = waitpid (test_trap_last_pid, &status, 0);
1528 while (wr < 0 && errno == EINTR);
1529 if (WIFEXITED (status)) /* normal exit */
1530 test_trap_last_status = WEXITSTATUS (status); /* 0..255 */
1531 else if (WIFSIGNALED (status))
1532 test_trap_last_status = (WTERMSIG (status) << 12); /* signalled */
1533 else /* WCOREDUMP (status) */
1534 test_trap_last_status = 512; /* coredump */
1536 test_trap_last_stdout = g_string_free (sout, FALSE);
1537 test_trap_last_stderr = g_string_free (serr, FALSE);
1541 g_error ("Not implemented: g_test_trap_fork");
1546 * g_test_trap_has_passed:
1548 * Check the reuslt of the last g_test_trap_fork() call.
1550 * Returns: %TRUE if the last forked child terminated successfully.
1553 g_test_trap_has_passed (void)
1555 return test_trap_last_status == 0; /* exit_status == 0 && !signal && !coredump */
1559 * g_test_trap_reached_timeout:
1561 * Check the reuslt of the last g_test_trap_fork() call.
1563 * Returns: %TRUE if the last forked child got killed due to a fork timeout.
1566 g_test_trap_reached_timeout (void)
1568 return 0 != (test_trap_last_status & 1024); /* timeout flag */
1572 g_test_trap_assertions (const char *domain,
1576 guint64 assertion_flags, /* 0-pass, 1-fail, 2-outpattern, 4-errpattern */
1577 const char *pattern)
1579 gboolean must_pass = assertion_flags == 0;
1580 gboolean must_fail = assertion_flags == 1;
1581 gboolean match_result = 0 == (assertion_flags & 1);
1582 const char *stdout_pattern = (assertion_flags & 2) ? pattern : NULL;
1583 const char *stderr_pattern = (assertion_flags & 4) ? pattern : NULL;
1584 const char *match_error = match_result ? "failed to match" : "contains invalid match";
1585 if (test_trap_last_pid == 0)
1586 g_error ("child process failed to exit after g_test_trap_fork() and before g_test_trap_assert*()");
1587 if (must_pass && !g_test_trap_has_passed())
1589 char *msg = g_strdup_printf ("child process (%d) of test trap failed unexpectedly", test_trap_last_pid);
1590 g_assertion_message (domain, file, line, func, msg);
1593 if (must_fail && g_test_trap_has_passed())
1595 char *msg = g_strdup_printf ("child process (%d) did not fail as expected", test_trap_last_pid);
1596 g_assertion_message (domain, file, line, func, msg);
1599 if (stdout_pattern && match_result == !g_pattern_match_simple (stdout_pattern, test_trap_last_stdout))
1601 char *msg = g_strdup_printf ("stdout of child process (%d) %s: %s", test_trap_last_pid, match_error, stdout_pattern);
1602 g_assertion_message (domain, file, line, func, msg);
1605 if (stderr_pattern && match_result == !g_pattern_match_simple (stderr_pattern, test_trap_last_stderr))
1607 char *msg = g_strdup_printf ("stderr of child process (%d) %s: %s", test_trap_last_pid, match_error, stderr_pattern);
1608 g_assertion_message (domain, file, line, func, msg);
1614 gstring_overwrite_int (GString *gstring,
1618 vuint = g_htonl (vuint);
1619 g_string_overwrite_len (gstring, pos, (const gchar*) &vuint, 4);
1623 gstring_append_int (GString *gstring,
1626 vuint = g_htonl (vuint);
1627 g_string_append_len (gstring, (const gchar*) &vuint, 4);
1631 gstring_append_double (GString *gstring,
1634 union { double vdouble; guint64 vuint64; } u;
1635 u.vdouble = vdouble;
1636 u.vuint64 = GUINT64_TO_BE (u.vuint64);
1637 g_string_append_len (gstring, (const gchar*) &u.vuint64, 8);
1641 g_test_log_dump (GTestLogMsg *msg,
1644 GString *gstring = g_string_sized_new (1024);
1646 gstring_append_int (gstring, 0); /* message length */
1647 gstring_append_int (gstring, msg->log_type);
1648 gstring_append_int (gstring, msg->n_strings);
1649 gstring_append_int (gstring, msg->n_nums);
1650 gstring_append_int (gstring, 0); /* reserved */
1651 for (ui = 0; ui < msg->n_strings; ui++)
1653 guint l = strlen (msg->strings[ui]);
1654 gstring_append_int (gstring, l);
1655 g_string_append_len (gstring, msg->strings[ui], l);
1657 for (ui = 0; ui < msg->n_nums; ui++)
1658 gstring_append_double (gstring, msg->nums[ui]);
1659 *len = gstring->len;
1660 gstring_overwrite_int (gstring, 0, *len); /* message length */
1661 return (guint8*) g_string_free (gstring, FALSE);
1664 static inline long double
1665 net_double (const gchar **ipointer)
1667 union { guint64 vuint64; double vdouble; } u;
1668 guint64 aligned_int64;
1669 memcpy (&aligned_int64, *ipointer, 8);
1671 u.vuint64 = GUINT64_FROM_BE (aligned_int64);
1675 static inline guint32
1676 net_int (const gchar **ipointer)
1678 guint32 aligned_int;
1679 memcpy (&aligned_int, *ipointer, 4);
1681 return g_ntohl (aligned_int);
1685 g_test_log_extract (GTestLogBuffer *tbuffer)
1687 const gchar *p = tbuffer->data->str;
1690 if (tbuffer->data->len < 4 * 5)
1692 mlength = net_int (&p);
1693 if (tbuffer->data->len < mlength)
1695 msg.log_type = net_int (&p);
1696 msg.n_strings = net_int (&p);
1697 msg.n_nums = net_int (&p);
1698 if (net_int (&p) == 0)
1701 msg.strings = g_new0 (gchar*, msg.n_strings + 1);
1702 msg.nums = g_new0 (long double, msg.n_nums);
1703 for (ui = 0; ui < msg.n_strings; ui++)
1705 guint sl = net_int (&p);
1706 msg.strings[ui] = g_strndup (p, sl);
1709 for (ui = 0; ui < msg.n_nums; ui++)
1710 msg.nums[ui] = net_double (&p);
1711 if (p <= tbuffer->data->str + mlength)
1713 g_string_erase (tbuffer->data, 0, mlength);
1714 tbuffer->msgs = g_slist_prepend (tbuffer->msgs, g_memdup (&msg, sizeof (msg)));
1719 g_strfreev (msg.strings);
1720 g_error ("corrupt log stream from test program");
1725 * g_test_log_buffer_new:
1727 * Internal function for gtester to decode test log messages, no ABI guarantees provided.
1730 g_test_log_buffer_new (void)
1732 GTestLogBuffer *tb = g_new0 (GTestLogBuffer, 1);
1733 tb->data = g_string_sized_new (1024);
1738 * g_test_log_buffer_free
1740 * Internal function for gtester to free test log messages, no ABI guarantees provided.
1743 g_test_log_buffer_free (GTestLogBuffer *tbuffer)
1745 g_return_if_fail (tbuffer != NULL);
1746 while (tbuffer->msgs)
1747 g_test_log_msg_free (g_test_log_buffer_pop (tbuffer));
1748 g_string_free (tbuffer->data, TRUE);
1753 * g_test_log_buffer_push
1755 * Internal function for gtester to decode test log messages, no ABI guarantees provided.
1758 g_test_log_buffer_push (GTestLogBuffer *tbuffer,
1760 const guint8 *bytes)
1762 g_return_if_fail (tbuffer != NULL);
1765 gboolean more_messages;
1766 g_return_if_fail (bytes != NULL);
1767 g_string_append_len (tbuffer->data, (const gchar*) bytes, n_bytes);
1769 more_messages = g_test_log_extract (tbuffer);
1770 while (more_messages);
1775 * g_test_log_buffer_pop:
1777 * Internal function for gtester to retrieve test log messages, no ABI guarantees provided.
1780 g_test_log_buffer_pop (GTestLogBuffer *tbuffer)
1782 GTestLogMsg *msg = NULL;
1783 g_return_val_if_fail (tbuffer != NULL, NULL);
1786 GSList *slist = g_slist_last (tbuffer->msgs);
1788 tbuffer->msgs = g_slist_delete_link (tbuffer->msgs, slist);
1794 * g_test_log_msg_free:
1796 * Internal function for gtester to free test log messages, no ABI guarantees provided.
1799 g_test_log_msg_free (GTestLogMsg *tmsg)
1801 g_return_if_fail (tmsg != NULL);
1802 g_strfreev (tmsg->strings);
1803 g_free (tmsg->nums);
1807 /* --- macros docs START --- */
1810 * @testpath: The test path for a new test case.
1811 * @Fixture: The type of a fixture data structure.
1812 * @fsetup: The function to set up the fixture data.
1813 * @ftest: The actual test function.
1814 * @fteardown: The function to tear down the fixture data.
1816 * Hook up a new test case at @testpath, similar to g_test_add_func().
1817 * A fixture data structure with setup and teardown function may be provided
1818 * though, simmilar to g_test_create_case().
1819 * g_test_add() is implemented as a macro, so that the fsetup(), ftest() and
1820 * fteardown() callbacks can expect a @Fixture pointer as first argument in
1821 * a type safe manner.
1823 /* --- macros docs END --- */
1825 #define __G_TEST_UTILS_C__
1826 #include "galiasdef.c"