| /* Unit tests for g |
| * Copyright (C) 2010 Red Hat, Inc. |
| * |
| * This work is provided "as is"; redistribution and modification |
| * in whole or in part, in any medium, physical or electronic is |
| * permitted without restriction. |
| * |
| * This work 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. |
| * |
| * In no event shall the authors or contributors be liable for any |
| * direct, indirect, incidental, special, exemplary, or consequential |
| * damages (including, but not limited to, procurement of substitute |
| * goods or services; loss of use, data, or profits; or business |
| * interruption) however caused and on any theory of liability, whether |
| * in contract, strict liability, or tort (including negligence or |
| * otherwise) arising in any way out of the use of this software, even |
| * if advised of the possibility of such damage. |
| */ |
| |
| #include "glib.h" |
| #include <stdlib.h> |
| |
| static void |
| mem_overflow (void) |
| { |
| gsize a = G_MAXSIZE / 10 + 10; |
| gsize b = 10; |
| gpointer p, q; |
| typedef char X[10]; |
| |
| #define CHECK_PASS(P) p = (P); g_assert (p == NULL); |
| #define CHECK_FAIL(P) p = (P); g_assert (p != NULL); |
| |
| CHECK_PASS (g_try_malloc_n (a, a)); |
| CHECK_PASS (g_try_malloc_n (a, b)); |
| CHECK_PASS (g_try_malloc_n (b, a)); |
| CHECK_FAIL (g_try_malloc_n (b, b)); |
| |
| CHECK_PASS (g_try_malloc0_n (a, a)); |
| CHECK_PASS (g_try_malloc0_n (a, b)); |
| CHECK_PASS (g_try_malloc0_n (b, a)); |
| CHECK_FAIL (g_try_malloc0_n (b, b)); |
| |
| q = g_malloc (1); |
| CHECK_PASS (g_try_realloc_n (q, a, a)); |
| CHECK_PASS (g_try_realloc_n (q, a, b)); |
| CHECK_PASS (g_try_realloc_n (q, b, a)); |
| CHECK_FAIL (g_try_realloc_n (q, b, b)); |
| free (p); |
| |
| CHECK_PASS (g_try_new (X, a)); |
| CHECK_FAIL (g_try_new (X, b)); |
| |
| CHECK_PASS (g_try_new0 (X, a)); |
| CHECK_FAIL (g_try_new0 (X, b)); |
| |
| q = g_try_malloc (1); |
| CHECK_PASS (g_try_renew (X, q, a)); |
| CHECK_FAIL (g_try_renew (X, q, b)); |
| free (p); |
| |
| #undef CHECK_FAIL |
| #undef CHECK_PASS |
| |
| #define CHECK_FAIL(P) if (g_test_trap_fork (0, G_TEST_TRAP_SILENCE_STDERR)) { p = (P); exit (0); } g_test_trap_assert_failed(); |
| #define CHECK_PASS(P) if (g_test_trap_fork (0, G_TEST_TRAP_SILENCE_STDERR)) { p = (P); exit (0); } g_test_trap_assert_passed(); |
| |
| CHECK_FAIL (g_malloc_n (a, a)); |
| CHECK_FAIL (g_malloc_n (a, b)); |
| CHECK_FAIL (g_malloc_n (b, a)); |
| CHECK_PASS (g_malloc_n (b, b)); |
| |
| CHECK_FAIL (g_malloc0_n (a, a)); |
| CHECK_FAIL (g_malloc0_n (a, b)); |
| CHECK_FAIL (g_malloc0_n (b, a)); |
| CHECK_PASS (g_malloc0_n (b, b)); |
| |
| q = g_malloc (1); |
| CHECK_FAIL (g_realloc_n (q, a, a)); |
| CHECK_FAIL (g_realloc_n (q, a, b)); |
| CHECK_FAIL (g_realloc_n (q, b, a)); |
| CHECK_PASS (g_realloc_n (q, b, b)); |
| free (q); |
| |
| CHECK_FAIL (g_new (X, a)); |
| CHECK_PASS (g_new (X, b)); |
| |
| CHECK_FAIL (g_new0 (X, a)); |
| CHECK_PASS (g_new0 (X, b)); |
| |
| q = g_malloc (1); |
| CHECK_FAIL (g_renew (X, q, a)); |
| CHECK_PASS (g_renew (X, q, b)); |
| free (q); |
| } |
| |
| int |
| main (int argc, |
| char *argv[]) |
| { |
| g_test_init (&argc, &argv, NULL); |
| |
| g_test_add_func ("/mem/overflow", mem_overflow); |
| |
| return g_test_run(); |
| } |