1 files changed, 56 insertions, 0 deletions
diff --git a/tests/isc/parse_test.c b/tests/isc/parse_test.c
new file mode 100644
index 0000000..a5b516a
--- /dev/null
+++ b/tests/isc/parse_test.c
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * SPDX-License-Identifier: MPL-2.0
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, you can obtain one at https://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+/*! \file */
+
+#include <inttypes.h>
+#include <sched.h> /* IWYU pragma: keep */
+#include <setjmp.h>
+#include <stdarg.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <unistd.h>
+
+#define UNIT_TESTING
+#include <cmocka.h>
+
+#include <isc/parseint.h>
+#include <isc/util.h>
+
+#include <tests/isc.h>
+
+/* Test for 32 bit overflow on 64 bit machines in isc_parse_uint32 */
+ISC_RUN_TEST_IMPL(parse_overflow) {
+	isc_result_t result;
+	uint32_t output;
+
+	result = isc_parse_uint32(&output, "1234567890", 10);
+	assert_int_equal(ISC_R_SUCCESS, result);
+	assert_int_equal(1234567890, output);
+
+	result = isc_parse_uint32(&output, "123456789012345", 10);
+	assert_int_equal(ISC_R_RANGE, result);
+
+	result = isc_parse_uint32(&output, "12345678901234567890", 10);
+	assert_int_equal(ISC_R_RANGE, result);
+}
+
+ISC_TEST_LIST_START
+
+ISC_TEST_ENTRY(parse_overflow)
+
+ISC_TEST_LIST_END
+
+ISC_TEST_MAIN