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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 07:24:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 07:24:22 +0000 |
commit | 45d6379135504814ab723b57f0eb8be23393a51d (patch) | |
tree | d4f2ec4acca824a8446387a758b0ce4238a4dffa /lib/isc/tests/crc64_test.c | |
parent | Initial commit. (diff) | |
download | bind9-upstream.tar.xz bind9-upstream.zip |
Adding upstream version 1:9.16.44.upstream/1%9.16.44upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'lib/isc/tests/crc64_test.c')
-rw-r--r-- | lib/isc/tests/crc64_test.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/lib/isc/tests/crc64_test.c b/lib/isc/tests/crc64_test.c new file mode 100644 index 0000000..1c4f4f4 --- /dev/null +++ b/lib/isc/tests/crc64_test.c @@ -0,0 +1,108 @@ +/* + * 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 */ + +#if HAVE_CMOCKA + +#include <setjmp.h> +#include <stdarg.h> +#include <stddef.h> +#include <stdlib.h> +#include <string.h> + +#define UNIT_TESTING +#include <cmocka.h> + +#include <isc/crc64.h> +#include <isc/print.h> +#include <isc/result.h> +#include <isc/util.h> + +#define TEST_INPUT(x) (x), sizeof(x) - 1 + +typedef struct hash_testcase { + const char *input; + size_t input_len; + const char *result; + int repeats; +} hash_testcase_t; + +static void +isc_crc64_init_test(void **state) { + uint64_t crc; + + UNUSED(state); + + isc_crc64_init(&crc); + assert_int_equal(crc, 0xffffffffffffffffUL); +} + +static void +_crc64(const char *buf, size_t buflen, const char *result, const int repeats) { + uint64_t crc; + + isc_crc64_init(&crc); + assert_int_equal(crc, 0xffffffffffffffffUL); + + for (int i = 0; i < repeats; i++) { + isc_crc64_update(&crc, buf, buflen); + } + + isc_crc64_final(&crc); + + char hex[16 + 1]; + snprintf(hex, sizeof(hex), "%016" PRIX64, crc); + + assert_memory_equal(hex, result, (result ? strlen(result) : 0)); +} + +/* 64-bit cyclic redundancy check */ +static void +isc_crc64_test(void **state) { + UNUSED(state); + + _crc64(TEST_INPUT(""), "0000000000000000", 1); + _crc64(TEST_INPUT("a"), "CE73F427ACC0A99A", 1); + _crc64(TEST_INPUT("abc"), "048B813AF9F49702", 1); + _crc64(TEST_INPUT("message digest"), "5273F9EA7A357BF4", 1); + _crc64(TEST_INPUT("abcdefghijklmnopqrstuvwxyz"), "59F079F9218BAAA1", 1); + _crc64(TEST_INPUT("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklm" + "nopqrstuvwxyz0123456789"), + "A36DA8F71E78B6FB", 1); + _crc64(TEST_INPUT("123456789012345678901234567890123456789" + "01234567890123456789012345678901234567890"), + "81E5EB73C8E7874A", 1); +} + +int +main(void) { + const struct CMUnitTest tests[] = { + cmocka_unit_test(isc_crc64_init_test), + cmocka_unit_test(isc_crc64_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 */ |