122 lines
2.6 KiB
C
122 lines
2.6 KiB
C
/*
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* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
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*
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* SPDX-License-Identifier: MPL-2.0
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, you can obtain one at https://mozilla.org/MPL/2.0/.
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*
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* See the COPYRIGHT file distributed with this work for additional
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* information regarding copyright ownership.
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*/
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#include <inttypes.h>
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#include <sched.h> /* IWYU pragma: keep */
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#include <setjmp.h>
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#include <stdarg.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#define UNIT_TESTING
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#include <cmocka.h>
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#include <isc/buffer.h>
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#include <isc/hash.h>
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#include <isc/hex.h>
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#include <isc/region.h>
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#include <isc/string.h>
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#include <isc/util.h>
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#include <tests/isc.h>
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/* Hash function test */
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ISC_RUN_TEST_IMPL(isc_hash32) {
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uint32_t h1;
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uint32_t h2;
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/* Immutability of hash function */
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h1 = isc_hash32(NULL, 0, true);
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h2 = isc_hash32(NULL, 0, true);
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assert_int_equal(h1, h2);
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/* Hash function characteristics */
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h1 = isc_hash32("Hello world", 12, true);
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h2 = isc_hash32("Hello world", 12, true);
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assert_int_equal(h1, h2);
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/* Case */
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h1 = isc_hash32("Hello world", 12, false);
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h2 = isc_hash32("heLLo WorLd", 12, false);
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assert_int_equal(h1, h2);
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/* Unequal */
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h1 = isc_hash32("Hello world", 12, true);
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h2 = isc_hash32("heLLo WorLd", 12, true);
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assert_int_not_equal(h1, h2);
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}
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/* Hash function test */
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ISC_RUN_TEST_IMPL(isc_hash64) {
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uint64_t h1;
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uint64_t h2;
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/* Immutability of hash function */
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h1 = isc_hash64(NULL, 0, true);
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h2 = isc_hash64(NULL, 0, true);
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assert_int_equal(h1, h2);
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/* Hash function characteristics */
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h1 = isc_hash64("Hello world", 12, true);
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h2 = isc_hash64("Hello world", 12, true);
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assert_int_equal(h1, h2);
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/* Case */
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h1 = isc_hash64("Hello world", 12, false);
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h2 = isc_hash64("heLLo WorLd", 12, false);
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assert_int_equal(h1, h2);
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/* Unequal */
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h1 = isc_hash64("Hello world", 12, true);
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h2 = isc_hash64("heLLo WorLd", 12, true);
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assert_int_not_equal(h1, h2);
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}
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/* Hash function initializer test */
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ISC_RUN_TEST_IMPL(isc_hash_initializer) {
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uint64_t h1;
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uint64_t h2;
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h1 = isc_hash64("Hello world", 12, true);
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h2 = isc_hash64("Hello world", 12, true);
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assert_int_equal(h1, h2);
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isc_hash_set_initializer(isc_hash_get_initializer());
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/* Hash value must not change */
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h2 = isc_hash64("Hello world", 12, true);
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assert_int_equal(h1, h2);
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}
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ISC_TEST_LIST_START
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ISC_TEST_ENTRY(isc_hash32)
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ISC_TEST_ENTRY(isc_hash64)
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ISC_TEST_ENTRY(isc_hash_initializer)
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ISC_TEST_LIST_END
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ISC_TEST_MAIN
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