glib/glib/tests/cache.c
2011-06-19 01:42:48 -04:00

148 lines
3.0 KiB
C

/* Copyright (C) 2011 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <glib.h>
static gint value_create_count = 0;
static gint value_destroy_count = 0;
static gpointer
value_create (gpointer key)
{
gint *value;
value_create_count++;
value = g_new (gint, 1);
*value = *(gint*)key * 2;
return value;
}
static void
value_destroy (gpointer value)
{
value_destroy_count++;
g_free (value);
}
static gpointer
key_dup (gpointer key)
{
gint *newkey;
newkey = g_new (gint, 1);
*newkey = *(gint*)key;
return newkey;
}
static void
key_destroy (gpointer key)
{
g_free (key);
}
static guint
key_hash (gconstpointer key)
{
return *(guint*)key;
}
static guint
value_hash (gconstpointer value)
{
return *(guint*)value;
}
static gboolean
key_equal (gconstpointer key1, gconstpointer key2)
{
return *(gint*)key1 == *(gint*)key2;
}
static void
key_foreach (gpointer valuep, gpointer keyp, gpointer data)
{
gint *count = data;
gint *key = keyp;
(*count)++;
g_assert_cmpint (*key, ==, 2);
}
static void
test_cache_basic (void)
{
GCache *c;
gint *key;
gint *value;
gint count;
value_create_count = 0;
value_destroy_count = 0;
c = g_cache_new (value_create, value_destroy,
key_dup, key_destroy,
key_hash, value_hash, key_equal);
key = g_new (gint, 1);
*key = 2;
value = g_cache_insert (c, key);
g_assert_cmpint (*value, ==, 4);
g_assert_cmpint (value_create_count, ==, 1);
g_assert_cmpint (value_destroy_count, ==, 0);
count = 0;
g_cache_key_foreach (c, key_foreach, &count);
g_assert_cmpint (count, ==, 1);
value = g_cache_insert (c, key);
g_assert_cmpint (*value, ==, 4);
g_assert_cmpint (value_create_count, ==, 1);
g_assert_cmpint (value_destroy_count, ==, 0);
g_cache_remove (c, value);
g_assert_cmpint (value_create_count, ==, 1);
g_assert_cmpint (value_destroy_count, ==, 0);
g_cache_remove (c, value);
g_assert_cmpint (value_create_count, ==, 1);
g_assert_cmpint (value_destroy_count, ==, 1);
value = g_cache_insert (c, key);
g_assert_cmpint (*value, ==, 4);
g_assert_cmpint (value_create_count, ==, 2);
g_assert_cmpint (value_destroy_count, ==, 1);
g_cache_destroy (c);
}
int
main (int argc, char *argv[])
{
g_test_init (&argc, &argv, NULL);
g_test_add_func ("/cache/basic", test_cache_basic);
return g_test_run ();
}