summaryrefslogtreecommitdiff
path: root/unittest/mysys/stacktrace-t.c
diff options
context:
space:
mode:
Diffstat (limited to 'unittest/mysys/stacktrace-t.c')
-rw-r--r--unittest/mysys/stacktrace-t.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/unittest/mysys/stacktrace-t.c b/unittest/mysys/stacktrace-t.c
new file mode 100644
index 00000000000..8fa0db15b36
--- /dev/null
+++ b/unittest/mysys/stacktrace-t.c
@@ -0,0 +1,67 @@
+
+/* Copyright (c) 2020, MariaDB Corporation.
+
+ This program 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.
+
+ This program 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, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */
+
+#include <my_global.h>
+#include <my_sys.h>
+#include <stdio.h>
+#include <my_stacktrace.h>
+#include <tap.h>
+
+char b_bss[10];
+
+void test_my_safe_print_str()
+{
+ char b_stack[10];
+ char *b_heap= strdup("LEGAL");
+ memcpy(b_stack, "LEGAL", 6);
+ memcpy(b_bss, "LEGAL", 6);
+
+#ifndef __SANITIZE_ADDRESS__
+ fprintf(stderr, "\n===== stack =====\n");
+ my_safe_print_str(b_stack, 65535);
+ fprintf(stderr, "\n===== heap =====\n");
+ my_safe_print_str(b_heap, 65535);
+ fprintf(stderr, "\n===== BSS =====\n");
+ my_safe_print_str(b_bss, 65535);
+ fprintf(stderr, "\n===== data =====\n");
+ my_safe_print_str("LEGAL", 65535);
+ fprintf(stderr, "\n===== Above is a junk, but it is expected. =====\n");
+#endif /*__SANITIZE_ADDRESS__*/
+ fprintf(stderr, "\n===== Nornal length test =====\n");
+ my_safe_print_str("LEGAL", 5);
+ fprintf(stderr, "\n===== NULL =====\n");
+ my_safe_print_str(0, 5);
+#ifndef __SANITIZE_ADDRESS__
+ fprintf(stderr, "\n===== (const char*) 1 =====\n");
+ my_safe_print_str((const char*)1, 5);
+#endif /*__SANITIZE_ADDRESS__*/
+
+ free(b_heap);
+
+ ok(1, "test_my_safe_print_str");
+}
+
+
+int main(int argc __attribute__((unused)), char **argv)
+{
+ MY_INIT(argv[0]);
+ plan(1);
+
+ test_my_safe_print_str();
+
+ my_end(0);
+ return exit_status();
+}