+#undef G_DISABLE_ASSERT
+#undef G_LOG_DOMAIN
+
#include <glib.h>
/* GMutex */
static GMutex* test_g_mutex_mutex = NULL;
static guint test_g_mutex_int = 0;
+static gboolean test_g_mutex_thread_ready;
G_LOCK_DEFINE_STATIC (test_g_mutex);
static gpointer
g_assert (GPOINTER_TO_INT (data) == 42);
g_assert (g_mutex_trylock (test_g_mutex_mutex) == FALSE);
g_assert (G_TRYLOCK (test_g_mutex) == FALSE);
+ test_g_mutex_thread_ready = TRUE;
g_mutex_lock (test_g_mutex_mutex);
g_assert (test_g_mutex_int == 42);
g_mutex_unlock (test_g_mutex_mutex);
g_assert (g_mutex_trylock (test_g_mutex_mutex));
g_assert (G_TRYLOCK (test_g_mutex));
+ test_g_mutex_thread_ready = FALSE;
thread = g_thread_create (test_g_mutex_thread, GINT_TO_POINTER (42),
TRUE, NULL);
- g_usleep (G_USEC_PER_SEC);
+ /* This busy wait is only for testing purposes and not an example of
+ * good code!*/
+ while (!test_g_mutex_thread_ready)
+ g_usleep (G_USEC_PER_SEC / 5);
test_g_mutex_int = 42;
G_UNLOCK (test_g_mutex);
g_mutex_unlock (test_g_mutex_mutex);
static GStaticRecMutex test_g_static_rec_mutex_mutex = G_STATIC_REC_MUTEX_INIT;
static guint test_g_static_rec_mutex_int = 0;
+static gboolean test_g_static_rec_mutex_thread_ready;
static gpointer
test_g_static_rec_mutex_thread (gpointer data)
g_assert (GPOINTER_TO_INT (data) == 42);
g_assert (g_static_rec_mutex_trylock (&test_g_static_rec_mutex_mutex)
== FALSE);
+ test_g_static_rec_mutex_thread_ready = TRUE;
g_static_rec_mutex_lock (&test_g_static_rec_mutex_mutex);
g_static_rec_mutex_lock (&test_g_static_rec_mutex_mutex);
g_assert (test_g_static_rec_mutex_int == 42);
+ test_g_static_rec_mutex_thread_ready = FALSE;
g_static_rec_mutex_unlock (&test_g_static_rec_mutex_mutex);
g_static_rec_mutex_unlock (&test_g_static_rec_mutex_mutex);
GThread *thread;
g_assert (g_static_rec_mutex_trylock (&test_g_static_rec_mutex_mutex));
+ test_g_static_rec_mutex_thread_ready = FALSE;
thread = g_thread_create (test_g_static_rec_mutex_thread,
GINT_TO_POINTER (42), TRUE, NULL);
- g_usleep (G_USEC_PER_SEC);
+ /* This busy wait is only for testing purposes and not an example of
+ * good code!*/
+ while (!test_g_static_rec_mutex_thread_ready)
+ g_usleep (G_USEC_PER_SEC / 5);
+
g_assert (g_static_rec_mutex_trylock (&test_g_static_rec_mutex_mutex));
- g_usleep (G_USEC_PER_SEC);
test_g_static_rec_mutex_int = 41;
g_static_rec_mutex_unlock (&test_g_static_rec_mutex_mutex);
test_g_static_rec_mutex_int = 42;
g_static_rec_mutex_unlock (&test_g_static_rec_mutex_mutex);
- g_usleep (G_USEC_PER_SEC);
+
+ /* This busy wait is only for testing purposes and not an example of
+ * good code!*/
+ while (test_g_static_rec_mutex_thread_ready)
+ g_usleep (G_USEC_PER_SEC / 5);
+
g_static_rec_mutex_lock (&test_g_static_rec_mutex_mutex);
test_g_static_rec_mutex_int = 0;
g_static_rec_mutex_unlock (&test_g_static_rec_mutex_mutex);
static GStaticPrivate test_g_static_private_private1 = G_STATIC_PRIVATE_INIT;
static GStaticPrivate test_g_static_private_private2 = G_STATIC_PRIVATE_INIT;
-static GStaticMutex test_g_static_private_mutex = G_STATIC_MUTEX_INIT;
+static GMutex test_g_static_private_mutex = G_MUTEX_INIT;
static guint test_g_static_private_counter = 0;
static guint test_g_static_private_ready = 0;
static gpointer
test_g_static_private_constructor (void)
{
- g_static_mutex_lock (&test_g_static_private_mutex);
+ g_mutex_lock (&test_g_static_private_mutex);
test_g_static_private_counter++;
- g_static_mutex_unlock (&test_g_static_private_mutex);
+ g_mutex_unlock (&test_g_static_private_mutex);
return g_new (guint,1);
}
static void
test_g_static_private_destructor (gpointer data)
{
- g_static_mutex_lock (&test_g_static_private_mutex);
+ g_mutex_lock (&test_g_static_private_mutex);
test_g_static_private_counter--;
- g_static_mutex_unlock (&test_g_static_private_mutex);
+ g_mutex_unlock (&test_g_static_private_mutex);
g_free (data);
}
g_assert (number == *private1);
g_assert (number * 2 == *private2);
}
- g_static_mutex_lock (&test_g_static_private_mutex);
+ g_mutex_lock (&test_g_static_private_mutex);
test_g_static_private_ready++;
- g_static_mutex_unlock (&test_g_static_private_mutex);
+ g_mutex_unlock (&test_g_static_private_mutex);
/* Busy wait is not nice but that's just a test */
while (test_g_static_private_ready != 0)
test_g_static_rw_lock_state++;
G_UNLOCK (test_g_static_rw_lock_state);
- g_usleep (10);
+ g_usleep (g_random_int_range (20,1000));
G_LOCK (test_g_static_rw_lock_state);
test_g_static_rw_lock_state--;
test_g_static_rw_lock_state = -1;
G_UNLOCK (test_g_static_rw_lock_state);
- g_usleep (10);
+ g_usleep (g_random_int_range (20,1000));
G_LOCK (test_g_static_rw_lock_state);
test_g_static_rw_lock_state = 0;
threads[i] = g_thread_create (test_g_static_rw_lock_thread,
NULL, TRUE, NULL);
}
- g_usleep (G_USEC_PER_SEC);
+ g_usleep (G_USEC_PER_SEC * 5);
test_g_static_rw_lock_run = FALSE;
for (i = 0; i < THREADS; i++)
{
g_assert (test_g_static_rw_lock_state == 0);
}
+#define G_ONCE_SIZE 100
+#define G_ONCE_THREADS 10
+
+G_LOCK_DEFINE (test_g_once);
+static guint test_g_once_guint_array[G_ONCE_SIZE];
+static GOnce test_g_once_array[G_ONCE_SIZE];
+
+static gpointer
+test_g_once_init_func(gpointer arg)
+{
+ guint *count = arg;
+ g_usleep (g_random_int_range (20,1000));
+ (*count)++;
+ g_usleep (g_random_int_range (20,1000));
+ return arg;
+}
+
+static gpointer
+test_g_once_thread (gpointer ignore)
+{
+ guint i;
+ G_LOCK (test_g_once);
+ /* Don't start before all threads are created */
+ G_UNLOCK (test_g_once);
+ for (i = 0; i < 1000; i++)
+ {
+ guint pos = g_random_int_range (0, G_ONCE_SIZE);
+ gpointer ret = g_once (test_g_once_array + pos, test_g_once_init_func,
+ test_g_once_guint_array + pos);
+ g_assert (ret == test_g_once_guint_array + pos);
+ }
+
+ /* Make sure, that all counters are touched at least once */
+ for (i = 0; i < G_ONCE_SIZE; i++)
+ {
+ gpointer ret = g_once (test_g_once_array + i, test_g_once_init_func,
+ test_g_once_guint_array + i);
+ g_assert (ret == test_g_once_guint_array + i);
+ }
+
+ return NULL;
+}
+
+static void
+test_g_thread_once (void)
+{
+ static GOnce once_init = G_ONCE_INIT;
+ GThread *threads[G_ONCE_THREADS];
+ guint i;
+ for (i = 0; i < G_ONCE_SIZE; i++)
+ {
+ test_g_once_array[i] = once_init;
+ test_g_once_guint_array[i] = i;
+ }
+ G_LOCK (test_g_once);
+ for (i = 0; i < G_ONCE_THREADS; i++)
+ {
+ threads[i] = g_thread_create (test_g_once_thread, GUINT_TO_POINTER(i%2),
+ TRUE, NULL);
+ }
+ G_UNLOCK (test_g_once);
+ for (i = 0; i < G_ONCE_THREADS; i++)
+ {
+ g_thread_join (threads[i]);
+ }
+
+ for (i = 0; i < G_ONCE_SIZE; i++)
+ {
+ g_assert (test_g_once_guint_array[i] == i + 1);
+ }
+}
+
/* run all the tests */
void
run_all_tests()
test_g_static_rec_mutex ();
test_g_static_private ();
test_g_static_rw_lock ();
+ test_g_thread_once ();
}
int
main (int argc,
char *argv[])
{
- /* Only run the test, if threads are enabled and a default thread
- implementation is available */
-#if defined(G_THREADS_ENABLED) && ! defined(G_THREADS_IMPL_NONE)
g_thread_init (NULL);
run_all_tests ();
g_thread_use_default_impl = FALSE;
run_all_tests ();
-#endif
return 0;
}