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// Copyright 2020 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef SRC_WRITER_MSL_TEST_HELPER_H_
#define SRC_WRITER_MSL_TEST_HELPER_H_
#include <memory>
#include <utility>
#include "gtest/gtest.h"
#include "src/ast/module.h"
#include "src/context.h"
#include "src/type_determiner.h"
#include "src/writer/msl/generator_impl.h"
namespace tint {
namespace writer {
namespace msl {
/// Helper class for testing
template <typename BASE>
class TestHelperBase : public BASE {
public:
TestHelperBase() : td(&ctx, &mod), gen(&ctx, &mod) {}
~TestHelperBase() = default;
/// Creates a new `ast::Node` owned by the Module. When the Module is
/// destructed, the `ast::Node` will also be destructed.
/// @param args the arguments to pass to the type constructor
/// @returns the node pointer
template <typename T, typename... ARGS>
T* create(ARGS&&... args) {
return mod.create<T>(std::forward<ARGS>(args)...);
}
/// The context
Context ctx;
/// The module
ast::Module mod;
/// The type determiner
TypeDeterminer td;
/// The generator
GeneratorImpl gen;
};
using TestHelper = TestHelperBase<testing::Test>;
template <typename T>
using TestParamHelper = TestHelperBase<testing::TestWithParam<T>>;
} // namespace msl
} // namespace writer
} // namespace tint
#endif // SRC_WRITER_MSL_TEST_HELPER_H_