1 #undef G_DISABLE_ASSERT
8 static GMutex* test_g_mutex_mutex = NULL;
9 static guint test_g_mutex_int = 0;
10 static gboolean test_g_mutex_thread_ready;
11 G_LOCK_DEFINE_STATIC (test_g_mutex);
14 test_g_mutex_thread (gpointer data)
16 g_assert (GPOINTER_TO_INT (data) == 42);
17 g_assert (g_mutex_trylock (test_g_mutex_mutex) == FALSE);
18 g_assert (G_TRYLOCK (test_g_mutex) == FALSE);
19 test_g_mutex_thread_ready = TRUE;
20 g_mutex_lock (test_g_mutex_mutex);
21 g_assert (test_g_mutex_int == 42);
22 g_mutex_unlock (test_g_mutex_mutex);
24 return GINT_TO_POINTER (41);
31 test_g_mutex_mutex = g_mutex_new ();
33 g_assert (g_mutex_trylock (test_g_mutex_mutex));
34 g_assert (G_TRYLOCK (test_g_mutex));
35 test_g_mutex_thread_ready = FALSE;
36 thread = g_thread_create (test_g_mutex_thread, GINT_TO_POINTER (42),
38 /* This busy wait is only for testing purposes and not an example of
40 while (!test_g_mutex_thread_ready)
41 g_usleep (G_USEC_PER_SEC / 5);
42 test_g_mutex_int = 42;
43 G_UNLOCK (test_g_mutex);
44 g_mutex_unlock (test_g_mutex_mutex);
45 g_assert (GPOINTER_TO_INT (g_thread_join (thread)) == 41);
46 g_mutex_free (test_g_mutex_mutex);
51 static GStaticRecMutex test_g_static_rec_mutex_mutex = G_STATIC_REC_MUTEX_INIT;
52 static guint test_g_static_rec_mutex_int = 0;
53 static gboolean test_g_static_rec_mutex_thread_ready;
56 test_g_static_rec_mutex_thread (gpointer data)
58 g_assert (GPOINTER_TO_INT (data) == 42);
59 g_assert (g_static_rec_mutex_trylock (&test_g_static_rec_mutex_mutex)
61 test_g_static_rec_mutex_thread_ready = TRUE;
62 g_static_rec_mutex_lock (&test_g_static_rec_mutex_mutex);
63 g_static_rec_mutex_lock (&test_g_static_rec_mutex_mutex);
64 g_assert (test_g_static_rec_mutex_int == 42);
65 test_g_static_rec_mutex_thread_ready = FALSE;
66 g_static_rec_mutex_unlock (&test_g_static_rec_mutex_mutex);
67 g_static_rec_mutex_unlock (&test_g_static_rec_mutex_mutex);
69 g_thread_exit (GINT_TO_POINTER (43));
71 g_assert_not_reached ();
76 test_g_static_rec_mutex (void)
80 g_assert (g_static_rec_mutex_trylock (&test_g_static_rec_mutex_mutex));
81 test_g_static_rec_mutex_thread_ready = FALSE;
82 thread = g_thread_create (test_g_static_rec_mutex_thread,
83 GINT_TO_POINTER (42), TRUE, NULL);
84 /* This busy wait is only for testing purposes and not an example of
86 while (!test_g_static_rec_mutex_thread_ready)
87 g_usleep (G_USEC_PER_SEC / 5);
89 g_assert (g_static_rec_mutex_trylock (&test_g_static_rec_mutex_mutex));
90 test_g_static_rec_mutex_int = 41;
91 g_static_rec_mutex_unlock (&test_g_static_rec_mutex_mutex);
92 test_g_static_rec_mutex_int = 42;
93 g_static_rec_mutex_unlock (&test_g_static_rec_mutex_mutex);
95 /* This busy wait is only for testing purposes and not an example of
97 while (test_g_static_rec_mutex_thread_ready)
98 g_usleep (G_USEC_PER_SEC / 5);
100 g_static_rec_mutex_lock (&test_g_static_rec_mutex_mutex);
101 test_g_static_rec_mutex_int = 0;
102 g_static_rec_mutex_unlock (&test_g_static_rec_mutex_mutex);
104 g_assert (GPOINTER_TO_INT (g_thread_join (thread)) == 43);
111 static GStaticPrivate test_g_static_private_private1 = G_STATIC_PRIVATE_INIT;
112 static GStaticPrivate test_g_static_private_private2 = G_STATIC_PRIVATE_INIT;
113 static GStaticMutex test_g_static_private_mutex = G_STATIC_MUTEX_INIT;
114 static guint test_g_static_private_counter = 0;
115 static guint test_g_static_private_ready = 0;
118 test_g_static_private_constructor (void)
120 g_static_mutex_lock (&test_g_static_private_mutex);
121 test_g_static_private_counter++;
122 g_static_mutex_unlock (&test_g_static_private_mutex);
123 return g_new (guint,1);
127 test_g_static_private_destructor (gpointer data)
129 g_static_mutex_lock (&test_g_static_private_mutex);
130 test_g_static_private_counter--;
131 g_static_mutex_unlock (&test_g_static_private_mutex);
137 test_g_static_private_thread (gpointer data)
139 guint number = GPOINTER_TO_INT (data);
141 guint *private1, *private2;
142 for (i = 0; i < 10; i++)
144 number = number * 11 + 1; /* A very simple and bad RNG ;-) */
145 private1 = g_static_private_get (&test_g_static_private_private1);
146 if (!private1 || number % 7 > 3)
148 private1 = test_g_static_private_constructor ();
149 g_static_private_set (&test_g_static_private_private1, private1,
150 test_g_static_private_destructor);
153 private2 = g_static_private_get (&test_g_static_private_private2);
154 if (!private2 || number % 13 > 5)
156 private2 = test_g_static_private_constructor ();
157 g_static_private_set (&test_g_static_private_private2, private2,
158 test_g_static_private_destructor);
160 *private2 = number * 2;
161 g_usleep (G_USEC_PER_SEC / 5);
162 g_assert (number == *private1);
163 g_assert (number * 2 == *private2);
165 g_static_mutex_lock (&test_g_static_private_mutex);
166 test_g_static_private_ready++;
167 g_static_mutex_unlock (&test_g_static_private_mutex);
169 /* Busy wait is not nice but that's just a test */
170 while (test_g_static_private_ready != 0)
171 g_usleep (G_USEC_PER_SEC / 5);
173 for (i = 0; i < 10; i++)
175 private2 = g_static_private_get (&test_g_static_private_private2);
176 number = number * 11 + 1; /* A very simple and bad RNG ;-) */
177 if (!private2 || number % 13 > 5)
179 private2 = test_g_static_private_constructor ();
180 g_static_private_set (&test_g_static_private_private2, private2,
181 test_g_static_private_destructor);
183 *private2 = number * 2;
184 g_usleep (G_USEC_PER_SEC / 5);
185 g_assert (number * 2 == *private2);
188 return GINT_TO_POINTER (GPOINTER_TO_INT (data) * 3);
192 test_g_static_private (void)
194 GThread *threads[THREADS];
197 test_g_static_private_ready = 0;
199 for (i = 0; i < THREADS; i++)
201 threads[i] = g_thread_create (test_g_static_private_thread,
202 GINT_TO_POINTER (i), TRUE, NULL);
205 /* Busy wait is not nice but that's just a test */
206 while (test_g_static_private_ready != THREADS)
207 g_usleep (G_USEC_PER_SEC / 5);
209 /* Reuse the static private */
210 g_static_private_free (&test_g_static_private_private2);
211 g_static_private_init (&test_g_static_private_private2);
213 test_g_static_private_ready = 0;
215 for (i = 0; i < THREADS; i++)
216 g_assert (GPOINTER_TO_INT (g_thread_join (threads[i])) == i * 3);
218 g_assert (test_g_static_private_counter == 0);
223 /* -1 = writing; >0 = # of readers */
224 static gint test_g_static_rw_lock_state = 0;
225 G_LOCK_DEFINE (test_g_static_rw_lock_state);
227 static gboolean test_g_static_rw_lock_run = TRUE;
228 static GStaticRWLock test_g_static_rw_lock_lock = G_STATIC_RW_LOCK_INIT;
231 test_g_static_rw_lock_thread (gpointer data)
233 while (test_g_static_rw_lock_run)
235 if (g_random_double() > .2) /* I'm a reader */
238 if (g_random_double() > .2) /* I'll block */
239 g_static_rw_lock_reader_lock (&test_g_static_rw_lock_lock);
240 else /* I'll only try */
241 if (!g_static_rw_lock_reader_trylock (&test_g_static_rw_lock_lock))
243 G_LOCK (test_g_static_rw_lock_state);
244 g_assert (test_g_static_rw_lock_state >= 0);
245 test_g_static_rw_lock_state++;
246 G_UNLOCK (test_g_static_rw_lock_state);
248 g_usleep (g_random_int_range (20,1000));
250 G_LOCK (test_g_static_rw_lock_state);
251 test_g_static_rw_lock_state--;
252 G_UNLOCK (test_g_static_rw_lock_state);
254 g_static_rw_lock_reader_unlock (&test_g_static_rw_lock_lock);
256 else /* I'm a writer */
259 if (g_random_double() > .2) /* I'll block */
260 g_static_rw_lock_writer_lock (&test_g_static_rw_lock_lock);
261 else /* I'll only try */
262 if (!g_static_rw_lock_writer_trylock (&test_g_static_rw_lock_lock))
264 G_LOCK (test_g_static_rw_lock_state);
265 g_assert (test_g_static_rw_lock_state == 0);
266 test_g_static_rw_lock_state = -1;
267 G_UNLOCK (test_g_static_rw_lock_state);
269 g_usleep (g_random_int_range (20,1000));
271 G_LOCK (test_g_static_rw_lock_state);
272 test_g_static_rw_lock_state = 0;
273 G_UNLOCK (test_g_static_rw_lock_state);
275 g_static_rw_lock_writer_unlock (&test_g_static_rw_lock_lock);
282 test_g_static_rw_lock ()
284 GThread *threads[THREADS];
286 for (i = 0; i < THREADS; i++)
288 threads[i] = g_thread_create (test_g_static_rw_lock_thread,
291 g_usleep (G_USEC_PER_SEC * 5);
292 test_g_static_rw_lock_run = FALSE;
293 for (i = 0; i < THREADS; i++)
295 g_thread_join (threads[i]);
297 g_assert (test_g_static_rw_lock_state == 0);
300 #define G_ONCE_SIZE 100
301 #define G_ONCE_THREADS 10
303 G_LOCK_DEFINE (test_g_once);
304 static guint test_g_once_guint_array[G_ONCE_SIZE];
305 static GOnce test_g_once_array[G_ONCE_SIZE];
308 test_g_once_init_func(gpointer arg)
311 g_usleep (g_random_int_range (20,1000));
313 g_usleep (g_random_int_range (20,1000));
318 test_g_once_thread (gpointer ignore)
321 G_LOCK (test_g_once);
322 /* Don't start before all threads are created */
323 G_UNLOCK (test_g_once);
324 for (i = 0; i < 1000; i++)
326 guint pos = g_random_int_range (0, G_ONCE_SIZE);
327 gpointer ret = g_once (test_g_once_array + pos, test_g_once_init_func,
328 test_g_once_guint_array + pos);
329 g_assert (ret == test_g_once_guint_array + pos);
332 /* Make sure, that all counters are touched at least once */
333 for (i = 0; i < G_ONCE_SIZE; i++)
335 gpointer ret = g_once (test_g_once_array + i, test_g_once_init_func,
336 test_g_once_guint_array + i);
337 g_assert (ret == test_g_once_guint_array + i);
344 test_g_thread_once (void)
346 static GOnce once_init = G_ONCE_INIT;
347 GThread *threads[G_ONCE_THREADS];
349 for (i = 0; i < G_ONCE_SIZE; i++)
351 test_g_once_array[i] = once_init;
352 test_g_once_guint_array[i] = i;
354 G_LOCK (test_g_once);
355 for (i = 0; i < G_ONCE_THREADS; i++)
357 threads[i] = g_thread_create (test_g_once_thread, GUINT_TO_POINTER(i%2),
360 G_UNLOCK (test_g_once);
361 for (i = 0; i < G_ONCE_THREADS; i++)
363 g_thread_join (threads[i]);
366 for (i = 0; i < G_ONCE_SIZE; i++)
368 g_assert (test_g_once_guint_array[i] == i + 1);
372 /* run all the tests */
377 test_g_static_rec_mutex ();
378 test_g_static_private ();
379 test_g_static_rw_lock ();
380 test_g_thread_once ();
387 /* Only run the test, if threads are enabled and a default thread
388 implementation is available */
389 #if defined(G_THREADS_ENABLED) && ! defined(G_THREADS_IMPL_NONE)
390 g_thread_init (NULL);
393 /* Now we rerun all tests, but this time we fool the system into
394 * thinking, that the available thread system is not native, but
397 g_thread_use_default_impl = FALSE;