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51 lines
1.8 KiB
C++
51 lines
1.8 KiB
C++
/*
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* Copyright (c) 2021, Itamar S. <itamar8910@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/LexicalPath.h>
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#include <LibCore/Directory.h>
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#include <LibCore/File.h>
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#include <LibCpp/Parser.h>
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#include <LibTest/TestCase.h>
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constexpr StringView TESTS_ROOT_DIR = "/home/anon/Tests/cpp-tests/preprocessor"sv;
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static DeprecatedString read_all(DeprecatedString const& path)
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{
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auto file = MUST(Core::File::open(path, Core::File::OpenMode::Read));
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auto file_size = MUST(file->size());
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auto content = MUST(ByteBuffer::create_uninitialized(file_size));
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MUST(file->read_until_filled(content.bytes()));
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return DeprecatedString { content.bytes() };
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}
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TEST_CASE(test_regression)
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{
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MUST(Core::Directory::for_each_entry(TESTS_ROOT_DIR, Core::DirIterator::Flags::SkipDots, [](auto const& entry, auto const& directory) -> ErrorOr<IterationDecision> {
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auto path = LexicalPath::join(directory.path().string(), entry.name);
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if (!path.has_extension(".cpp"sv))
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return IterationDecision::Continue;
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outln("Checking {}...", path.basename());
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auto file_path = path.string();
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auto ast_file_path = DeprecatedString::formatted("{}.txt", file_path.substring(0, file_path.length() - sizeof(".cpp") + 1));
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auto source = read_all(file_path);
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auto target = read_all(ast_file_path);
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StringView source_view(source);
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Cpp::Preprocessor preprocessor(file_path, source_view);
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auto target_lines = target.split_view('\n');
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auto tokens = preprocessor.process_and_lex();
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EXPECT_EQ(tokens.size(), target_lines.size());
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for (size_t i = 0; i < tokens.size(); ++i) {
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EXPECT_EQ(tokens[i].to_deprecated_string(), target_lines[i]);
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}
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return IterationDecision::Continue;
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}));
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}
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