tests/threadpool-test.c

   1 #undef G_DISABLE_ASSERT
   2 #undef G_LOG_DOMAIN
   3
   4 #include <glib.h>
   5
   6 #define RUNS 100
   7
   8 G_LOCK_DEFINE_STATIC (thread_counter);
   9 gulong abs_thread_counter;
  10 gulong running_thread_counter;
  11
  12 void
  13 thread_pool_func (gpointer a, gpointer b)
  14 {
  15   G_LOCK (thread_counter);
  16   abs_thread_counter++;
  17   running_thread_counter++;
  18   G_UNLOCK (thread_counter);
  19
  20   g_usleep (g_random_int_range (0, 4000));
  21
  22   G_LOCK (thread_counter);
  23   running_thread_counter--;
  24   G_UNLOCK (thread_counter);
  25 }
  26
  27 int
  28 main (int   argc,
  29       char *argv[])
  30 {
  31   /* Only run the test, if threads are enabled and a default thread
  32      implementation is available */
  33 #if defined(G_THREADS_ENABLED) && ! defined(G_THREADS_IMPL_NONE)
  34   GThreadPool *pool1, *pool2, *pool3;
  35   guint i;
  36   g_thread_init (NULL);
  37
  38   pool1 = g_thread_pool_new (thread_pool_func, NULL, 3, FALSE, NULL);
  39   pool2 = g_thread_pool_new (thread_pool_func, NULL, 5, TRUE, NULL);
  40   pool3 = g_thread_pool_new (thread_pool_func, NULL, 7, TRUE, NULL);
  41
  42   for (i = 0; i < RUNS; i++)
  43     {
  44       g_thread_pool_push (pool1, GUINT_TO_POINTER (1), NULL);
  45       g_thread_pool_push (pool2, GUINT_TO_POINTER (1), NULL);
  46       g_thread_pool_push (pool3, GUINT_TO_POINTER (1), NULL);
  47     }
  48
  49   g_thread_pool_free (pool1, FALSE, TRUE);
  50   g_thread_pool_free (pool2, FALSE, TRUE);
  51   g_thread_pool_free (pool3, FALSE, TRUE);
  52
  53   g_assert (RUNS * 3 == abs_thread_counter);
  54   g_assert (running_thread_counter == 0);
  55 #endif
  56   return 0;
  57 }