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66 lines
1.8 KiB
C++
66 lines
1.8 KiB
C++
/*
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* Copyright (c) 2021, Peter Bocan <me@pbocan.net>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibCrypto/Checksum/Adler32.h>
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#include <LibCrypto/Checksum/CRC32.h>
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#include <LibCrypto/Checksum/cksum.h>
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#include <LibTest/TestCase.h>
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TEST_CASE(test_adler32)
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{
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auto do_test = [](ReadonlyBytes input, u32 expected_result) {
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auto digest = Crypto::Checksum::Adler32(input).digest();
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EXPECT_EQ(digest, expected_result);
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};
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do_test(""sv.bytes(), 0x1);
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do_test("a"sv.bytes(), 0x00620062);
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do_test("abc"sv.bytes(), 0x024d0127);
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do_test("message digest"sv.bytes(), 0x29750586);
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do_test("abcdefghijklmnopqrstuvwxyz"sv.bytes(), 0x90860b20);
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}
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TEST_CASE(test_cksum)
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{
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auto do_test = [](ReadonlyBytes input, u32 expected_result) {
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auto digest = Crypto::Checksum::cksum(input).digest();
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EXPECT_EQ(digest, expected_result);
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};
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do_test(""sv.bytes(), 0xFFFFFFFF);
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do_test("The quick brown fox jumps over the lazy dog"sv.bytes(), 0x7BAB9CE8);
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do_test("various CRC algorithms input data"sv.bytes(), 0xEFB5CA4F);
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}
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TEST_CASE(test_cksum_atomic_digest)
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{
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auto compare = [](u32 digest, u32 expected_result) {
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EXPECT_EQ(digest, expected_result);
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};
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Crypto::Checksum::cksum cksum;
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cksum.update("Well"sv.bytes());
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cksum.update(" hello "sv.bytes());
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cksum.digest();
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cksum.update("friends"sv.bytes());
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auto digest = cksum.digest();
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compare(digest, 0x2D65C7E0);
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}
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TEST_CASE(test_crc32)
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{
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auto do_test = [](ReadonlyBytes input, u32 expected_result) {
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auto digest = Crypto::Checksum::CRC32(input).digest();
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EXPECT_EQ(digest, expected_result);
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};
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do_test(""sv.bytes(), 0x0);
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do_test("The quick brown fox jumps over the lazy dog"sv.bytes(), 0x414FA339);
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do_test("various CRC algorithms input data"sv.bytes(), 0x9BD366AE);
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}
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