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authorVincent Sanders <vince@kyllikki.org>2017-03-22 08:50:09 +0000
committerVincent Sanders <vince@kyllikki.org>2017-03-22 08:56:24 +0000
commitc512b2f054ce14321c8f6fae66696f880a74bbf1 (patch)
tree824680b6c164fbb2819171d9ea145267abc403d6 /test/corestrings.c
parent3df40959e368c99275767ae630956d16f541fb75 (diff)
downloadnetsurf-c512b2f054ce14321c8f6fae66696f880a74bbf1.tar.gz
netsurf-c512b2f054ce14321c8f6fae66696f880a74bbf1.tar.bz2
Add heap fault injection generator into tests
This builds a dynamic library which can cause heap allocation (malloc) faliures after a specified number of calls. This is useful to allow tesing of memory failure allocation paths within netsurf test suites. An example test for core strings test has been added which incrementaly fails alloctions allowing all error paths in initialisation to be exercised.
Diffstat (limited to 'test/corestrings.c')
-rw-r--r--test/corestrings.c93
1 files changed, 93 insertions, 0 deletions
diff --git a/test/corestrings.c b/test/corestrings.c
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+/*
+ * Copyright 2016 Vincent Sanders <vince@netsurf-browser.org>
+ *
+ * This file is part of NetSurf, http://www.netsurf-browser.org/
+ *
+ * NetSurf is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * NetSurf 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/**
+ * \file
+ * Tests for corestrings.
+ */
+
+#include "utils/config.h"
+
+#include <assert.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <check.h>
+#include <limits.h>
+
+#include "utils/corestrings.h"
+
+#include "test/malloc_fig.h"
+
+START_TEST(corestrings_test)
+{
+ nserror ires;
+ nserror res;
+
+ malloc_limit(_i);
+
+ ires = corestrings_init();
+ res = corestrings_fini();
+
+ malloc_limit(UINT_MAX);
+
+ ck_assert_int_eq(ires, NSERROR_NOMEM);
+ ck_assert_int_eq(res, NSERROR_OK);
+}
+END_TEST
+
+
+static TCase *corestrings_case_create(void)
+{
+ TCase *tc;
+ tc = tcase_create("corestrings");
+
+ tcase_add_loop_test(tc, corestrings_test, 0, 437);
+
+ return tc;
+}
+
+
+/*
+ * corestrings test suite creation
+ */
+static Suite *corestrings_suite_create(void)
+{
+ Suite *s;
+ s = suite_create("Corestrings API");
+
+ suite_add_tcase(s, corestrings_case_create());
+
+ return s;
+}
+
+int main(int argc, char **argv)
+{
+ int number_failed;
+ SRunner *sr;
+
+ sr = srunner_create(corestrings_suite_create());
+
+ srunner_run_all(sr, CK_ENV);
+
+ number_failed = srunner_ntests_failed(sr);
+ srunner_free(sr);
+
+ return (number_failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
+}