From 45d6379135504814ab723b57f0eb8be23393a51d Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 09:24:22 +0200
Subject: Adding upstream version 1:9.16.44.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 lib/isc/tests/hash_test.c | 114 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 114 insertions(+)
 create mode 100644 lib/isc/tests/hash_test.c

(limited to 'lib/isc/tests/hash_test.c')

diff --git a/lib/isc/tests/hash_test.c b/lib/isc/tests/hash_test.c
new file mode 100644
index 0000000..ad0eb9d
--- /dev/null
+++ b/lib/isc/tests/hash_test.c
@@ -0,0 +1,114 @@
+/*
+ * 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.
+ */
+
+#if HAVE_CMOCKA
+
+#include <inttypes.h>
+#include <setjmp.h>
+#include <stdarg.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#define UNIT_TESTING
+#include <cmocka.h>
+
+#include <isc/buffer.h>
+#include <isc/hash.h>
+#include <isc/hex.h>
+#include <isc/print.h>
+#include <isc/region.h>
+#include <isc/string.h>
+#include <isc/util.h>
+
+#include <pk11/site.h>
+
+#define TEST_INPUT(x) (x), sizeof(x) - 1
+
+/*Hash function test */
+static void
+isc_hash_function_test(void **state) {
+	unsigned int h1;
+	unsigned int h2;
+
+	UNUSED(state);
+
+	/* Immutability of hash function */
+	h1 = isc_hash_function(NULL, 0, true);
+	h2 = isc_hash_function(NULL, 0, true);
+
+	assert_int_equal(h1, h2);
+
+	/* Hash function characteristics */
+	h1 = isc_hash_function("Hello world", 12, true);
+	h2 = isc_hash_function("Hello world", 12, true);
+
+	assert_int_equal(h1, h2);
+
+	/* Case */
+	h1 = isc_hash_function("Hello world", 12, false);
+	h2 = isc_hash_function("heLLo WorLd", 12, false);
+
+	assert_int_equal(h1, h2);
+
+	/* Unequal */
+	h1 = isc_hash_function("Hello world", 12, true);
+	h2 = isc_hash_function("heLLo WorLd", 12, true);
+
+	assert_int_not_equal(h1, h2);
+}
+
+/* Hash function initializer test */
+static void
+isc_hash_initializer_test(void **state) {
+	unsigned int h1;
+	unsigned int h2;
+
+	UNUSED(state);
+
+	h1 = isc_hash_function("Hello world", 12, true);
+	h2 = isc_hash_function("Hello world", 12, true);
+
+	assert_int_equal(h1, h2);
+
+	isc_hash_set_initializer(isc_hash_get_initializer());
+
+	/* Hash value must not change */
+	h2 = isc_hash_function("Hello world", 12, true);
+
+	assert_int_equal(h1, h2);
+}
+
+int
+main(void) {
+	const struct CMUnitTest tests[] = {
+		cmocka_unit_test(isc_hash_function_test),
+		cmocka_unit_test(isc_hash_initializer_test),
+	};
+
+	return (cmocka_run_group_tests(tests, NULL, NULL));
+}
+
+#else /* HAVE_CMOCKA */
+
+#include <stdio.h>
+
+int
+main(void) {
+	printf("1..0 # Skipped: cmocka not available\n");
+	return (SKIPPED_TEST_EXIT_CODE);
+}
+
+#endif /* if HAVE_CMOCKA */
-- 
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