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https://github.com/fergalmoran/ladybird.git
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82887473d2
Calls to `read_line` are replaced with `read_line_with_resize` and `swap`s of StringViews, which assume a consistent location of the underlying ByteBuffers, are replaced. A test file has been added for uniq, which includes a test case for long lines.
53 lines
1.6 KiB
C++
53 lines
1.6 KiB
C++
/*
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* Copyright (c) 2023, Rodrigo Tobar <rtobarc@gmail.com>.
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* Copyright (c) 2024, Daniel Gaston <tfd@tuta.io>.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/ScopeGuard.h>
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#include <AK/StringView.h>
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#include <LibCore/Command.h>
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#include <LibCore/File.h>
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#include <LibTest/Macros.h>
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#include <LibTest/TestCase.h>
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static void run_uniq(Vector<char const*>&& arguments, StringView standard_input, StringView expected_stdout)
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{
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MUST(arguments.try_insert(0, "uniq"));
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MUST(arguments.try_append(nullptr));
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auto uniq = MUST(Core::Command::create("uniq"sv, arguments.data()));
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MUST(uniq->write(standard_input));
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auto [stdout, stderr] = MUST(uniq->read_all());
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auto status = MUST(uniq->status());
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if (status != Core::Command::ProcessResult::DoneWithZeroExitCode) {
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FAIL(ByteString::formatted("uniq didn't exit cleanly: status: {}, stdout: {}, stderr: {}", static_cast<int>(status), StringView { stdout.bytes() }, StringView { stderr.bytes() }));
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}
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EXPECT_EQ(StringView { expected_stdout.bytes() }, StringView { stdout.bytes() });
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}
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TEST_CASE(two_duplicate_lines)
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{
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run_uniq({}, "AAA\nAAA\n"sv, "AAA\n"sv);
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}
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TEST_CASE(two_unique_lines)
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{
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run_uniq({}, "AAA\nAaA\n"sv, "AAA\nAaA\n"sv);
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}
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TEST_CASE(long_line)
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{
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auto input = Array<u8, 4096> {};
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auto expected_output = Array<u8, 2048> {};
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// Create two lines of 2047 A's and a newline.
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input.fill('A');
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input[2047] = '\n';
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input[4095] = '\n';
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expected_output.fill('A');
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expected_output[2047] = '\n';
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run_uniq({}, StringView { input }, StringView { expected_output });
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}
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