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5b3be6a64a
Invoke the required transforms directly in the HLSL backend. Change-Id: I9465fef375dd4dad6a91c1e7e16ede6401b9bfc0 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/63800 Kokoro: Kokoro <noreply+kokoro@google.com> Reviewed-by: Ben Clayton <bclayton@google.com>
117 lines
3.7 KiB
C++
117 lines
3.7 KiB
C++
// Copyright 2020 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SRC_WRITER_HLSL_TEST_HELPER_H_
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#define SRC_WRITER_HLSL_TEST_HELPER_H_
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#include <memory>
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#include <string>
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#include <utility>
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#include "gtest/gtest.h"
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#include "src/transform/manager.h"
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#include "src/transform/renamer.h"
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#include "src/writer/hlsl/generator_impl.h"
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namespace tint {
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namespace writer {
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namespace hlsl {
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/// Helper class for testing
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template <typename BODY>
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class TestHelperBase : public BODY, public ProgramBuilder {
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public:
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TestHelperBase() = default;
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~TestHelperBase() override = default;
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/// Builds the program and returns a GeneratorImpl from the program.
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/// @note The generator is only built once. Multiple calls to Build() will
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/// return the same GeneratorImpl without rebuilding.
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/// @return the built generator
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GeneratorImpl& Build() {
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if (gen_) {
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return *gen_;
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}
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[&]() {
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ASSERT_TRUE(IsValid()) << "Builder program is not valid\n"
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<< diag::Formatter().format(Diagnostics());
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}();
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program = std::make_unique<Program>(std::move(*this));
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[&]() {
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ASSERT_TRUE(program->IsValid())
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<< diag::Formatter().format(program->Diagnostics());
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}();
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gen_ = std::make_unique<GeneratorImpl>(program.get());
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return *gen_;
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}
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/// Builds the program, runs the program through the HLSL sanitizer
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/// and returns a GeneratorImpl from the sanitized program.
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/// @note The generator is only built once. Multiple calls to Build() will
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/// return the same GeneratorImpl without rebuilding.
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/// @return the built generator
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GeneratorImpl& SanitizeAndBuild() {
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if (gen_) {
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return *gen_;
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}
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diag::Formatter formatter;
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[&]() {
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ASSERT_TRUE(IsValid()) << "Builder program is not valid\n"
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<< formatter.format(Diagnostics());
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}();
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program = std::make_unique<Program>(std::move(*this));
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[&]() {
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ASSERT_TRUE(program->IsValid())
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<< formatter.format(program->Diagnostics());
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}();
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auto sanitized_result = Sanitize(program.get());
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[&]() {
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ASSERT_TRUE(sanitized_result.program.IsValid())
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<< formatter.format(sanitized_result.program.Diagnostics());
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}();
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transform::Manager transform_manager;
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transform::DataMap transform_data;
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transform_data.Add<transform::Renamer::Config>(
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transform::Renamer::Target::kHlslKeywords);
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transform_manager.Add<tint::transform::Renamer>();
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auto result =
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transform_manager.Run(&sanitized_result.program, transform_data);
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[&]() {
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ASSERT_TRUE(result.program.IsValid())
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<< formatter.format(result.program.Diagnostics());
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}();
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*program = std::move(result.program);
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gen_ = std::make_unique<GeneratorImpl>(program.get());
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return *gen_;
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}
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/// The program built with a call to Build()
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std::unique_ptr<Program> program;
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private:
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std::unique_ptr<GeneratorImpl> gen_;
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};
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using TestHelper = TestHelperBase<testing::Test>;
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template <typename T>
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using TestParamHelper = TestHelperBase<testing::TestWithParam<T>>;
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} // namespace hlsl
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} // namespace writer
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} // namespace tint
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#endif // SRC_WRITER_HLSL_TEST_HELPER_H_
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