bind9/tests/isc/hash_test.c
Tony Finch 6927a30926 Remove do-nothing header <isc/print.h>
This one really truly did nothing. No lines added!
2023-02-15 16:44:47 +00:00

95 lines
2.1 KiB
C

/*
* 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 <inttypes.h>
#include <sched.h> /* IWYU pragma: keep */
#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/region.h>
#include <isc/string.h>
#include <isc/util.h>
#include <tests/isc.h>
/* 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