tests/qsort-test.c

   1 #undef G_DISABLE_ASSERT
   2 #undef G_LOG_DOMAIN
   3
   4 #include <glib.h>
   5
   6 #define SIZE 100000
   7
   8 guint32 array[SIZE];
   9
  10 static gint
  11 sort (gconstpointer a, gconstpointer b, gpointer user_data)
  12 {
  13   return *(guint32*)a < *(guint32*)b ? -1 : 1;
  14 }
  15
  16 int
  17 main (int argc, char **argv)
  18 {
  19   int i;
  20
  21   for (i = 0; i < SIZE; i++)
  22     array[i] = g_random_int ();
  23
  24   g_qsort_with_data (array, SIZE, sizeof (guint32), sort, NULL);
  25
  26   for (i = 0; i < SIZE - 1; i++)
  27     g_assert (array[i] <= array[i+1]);
  28
  29   /* 0 elements is a valid case */
  30   g_qsort_with_data (array, 0, sizeof (guint32), sort, NULL);
  31
  32   return 0;
  33 }