llvm/clang-tools-extra/clangd/unittests/tweaks/TweakTesting.h

//===--- TweakTesting.h - Test helpers for refactoring actions ---*- C++-*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANGD_UNITTESTS_TWEAKS_TWEAKTESTING_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANGD_UNITTESTS_TWEAKS_TWEAKTESTING_H

#include "ParsedAST.h"
#include "index/Index.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Testing/Annotations/Annotations.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include <memory>
#include <string>

namespace clang {
namespace clangd {

// Fixture base for testing tweaks. Intended to be subclassed for each tweak.
//
// Usage:
// TWEAK_TEST(ExpandDeducedType);
//
// TEST_F(ExpandDeducedTypeTest, ShortensTypes) {
//   Header = R"cpp(
//     namespace foo { template<typename> class X{}; }
//     using namespace foo;
//   )cpp";
//   Context = Function;
//   EXPECT_THAT(apply("[[auto]] X = foo<int>();"),
//               "foo<int> X = foo<int();");
//   EXPECT_AVAILABLE("^a^u^t^o^ X = foo<int>();");
//   EXPECT_UNAVAILABLE("auto ^X^ = ^foo<int>();");
// }
class TweakTest : public ::testing::Test { … };

MATCHER_P2(FileWithContents, FileName, Contents, "") { … }

#define TWEAK_TEST(TweakID) …

#define EXPECT_AVAILABLE_(MarkedCode, Available) …
#define EXPECT_AVAILABLE(MarkedCode) …
#define EXPECT_UNAVAILABLE(MarkedCode) …

} // namespace clangd
} // namespace clang

#endif