mirror of
https://github.com/SerenityOS/serenity
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5e1499d104
This commit un-deprecates DeprecatedString, and repurposes it as a byte
string.
As the null state has already been removed, there are no other
particularly hairy blockers in repurposing this type as a byte string
(what it _really_ is).
This commit is auto-generated:
$ xs=$(ack -l \bDeprecatedString\b\|deprecated_string AK Userland \
Meta Ports Ladybird Tests Kernel)
$ perl -pie 's/\bDeprecatedString\b/ByteString/g;
s/deprecated_string/byte_string/g' $xs
$ clang-format --style=file -i \
$(git diff --name-only | grep \.cpp\|\.h)
$ gn format $(git ls-files '*.gn' '*.gni')
45 lines
1.5 KiB
C++
45 lines
1.5 KiB
C++
/*
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* Copyright (c) 2020, Ali Mohammad Pur <mpfard@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibTest/TestCase.h>
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#include <AK/Types.h>
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#include <string.h>
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struct TestCase {
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u8 const* haystack;
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size_t haystack_length;
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u8 const* needle;
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size_t needle_length;
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ssize_t matching_offset { -1 };
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};
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const static TestCase g_test_cases[] = {
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{ (u8 const*) {}, 0u, (u8 const*) {}, 0u, 0 },
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{ (const u8[]) { 1, 2, 3 }, 3u, (const u8[]) { 1, 2, 3 }, 3u, 0 },
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{ (const u8[]) { 1, 2, 4 }, 3u, (const u8[]) { 1, 2, 3 }, 3u, -1 },
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{ (u8 const*)"abcdef", 6u, (const u8[]) {}, 0u, 0 },
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{ (u8 const*)"abcdef", 6u, (u8 const*)"de", 2u, 3 },
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{ (const u8[]) { 0, 1, 2, 5, 2, 5 }, 6u, (const u8[]) { 1 }, 1u, 1 },
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{ (const u8[]) { 0, 1, 2, 5, 2, 5 }, 6u, (const u8[]) { 1, 2 }, 2u, 1 },
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{ (const u8[]) { 0, 1, 1, 2 }, 4u, (const u8[]) { 1, 5 }, 2u, -1 },
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{ (const u8[64]) { 0 }, 64u, (const u8[33]) { 0 }, 33u, 0 },
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{ (const u8[64]) { 0, 1, 1, 2 }, 64u, (const u8[33]) { 1, 1 }, 2u, 1 },
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};
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TEST_CASE(memmem_search)
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{
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size_t i = 0;
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for (auto const& test_case : g_test_cases) {
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auto expected = test_case.matching_offset >= 0 ? test_case.haystack + test_case.matching_offset : nullptr;
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auto result = memmem(test_case.haystack, test_case.haystack_length, test_case.needle, test_case.needle_length);
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if (result != expected) {
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FAIL(ByteString::formatted("Test {} FAILED! expected {:p}, got {:p}", i, expected, result));
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}
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++i;
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}
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}
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