1 files changed, 51 insertions, 0 deletions
diff --git a/cmd/dtrace/test/tst/common/json/tst.strsize.d b/cmd/dtrace/test/tst/common/json/tst.strsize.d
new file mode 100644
index 0000000..6aa50b9
--- /dev/null
+++ b/cmd/dtrace/test/tst/common/json/tst.strsize.d
@@ -0,0 +1,51 @@
+/*
+ * This file and its contents are supplied under the terms of the
+ * Common Development and Distribution License ("CDDL"), version 1.0.
+ * You may only use this file in accordance with the terms of version
+ * 1.0 of the CDDL.
+ *
+ * A full copy of the text of the CDDL should have accompanied this
+ * source.  A copy of the CDDL is also available via the Internet at
+ * http://www.illumos.org/license/CDDL.
+ */
+
+/*
+ * Copyright 2012, Joyent, Inc.  All rights reserved.
+ */
+
+/*
+ * ASSERTION:
+ *   json() run time must be bounded above by strsize.  This test makes strsize
+ *   small and deliberately overflows it to prove we bail and return NULL in
+ *   the event that we run off the end of the string.
+ *
+ */
+
+#pragma D option quiet
+#pragma D option strsize=18
+
+BEGIN
+{
+	in = "{\"a\":         1024}"; /* length == 19 */
+	out = json(in, "a");
+	printf("|%s|\n%s\n\n", in, out != NULL ? out : "<NULL>");
+
+	in = "{\"a\": 1024}"; /* length == 11 */
+	out = json(in, "a");
+	printf("|%s|\n%s\n\n", in, out != NULL ? out : "<NULL>");
+
+	in = "{\"a\":false,\"b\":true}"; /* length == 20 */
+	out = json(in, "b");
+	printf("|%s|\n%s\n\n", in, out != NULL ? out : "<NULL>");
+
+	in = "{\"a\":false,\"b\":20}"; /* length == 18 */
+	out = json(in, "b");
+	printf("|%s|\n%s\n\n", in, out != NULL ? out : "<NULL>");
+
+	exit(0);
+}
+
+ERROR
+{
+	exit(1);
+}