/* $NetBSD: hash_test.c,v 1.2.4.2 2024/02/29 12:35:55 martin Exp $ */ /* * 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. */ #include #include /* IWYU pragma: keep */ #include #include #include #include #include #include #include #define UNIT_TESTING #include #include #include #include #include #include #include #include #include /* Hash function test */ ISC_RUN_TEST_IMPL(isc_hash_function) { 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 */ ISC_RUN_TEST_IMPL(isc_hash_initializer) { 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); } ISC_TEST_LIST_START ISC_TEST_ENTRY(isc_hash_function) ISC_TEST_ENTRY(isc_hash_initializer) ISC_TEST_LIST_END ISC_TEST_MAIN