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// Copyright 2022 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_TINT_IR_PROGRAM_TEST_HELPER_H_
#define SRC_TINT_IR_PROGRAM_TEST_HELPER_H_
#include <memory>
#include <string>
#include <utility>
#include "gtest/gtest.h"
#include "src/tint/builtin/number.h"
#include "src/tint/ir/disassembler.h"
#include "src/tint/ir/from_program.h"
#include "src/tint/program_builder.h"
#include "src/tint/utils/string_stream.h"
namespace tint::ir {
/// Helper class for testing
template <typename BASE>
class ProgramTestHelperBase : public BASE, public ProgramBuilder {
public:
ProgramTestHelperBase() = default;
~ProgramTestHelperBase() override = default;
/// Build the module, cleaning up the program before returning.
/// @returns the generated module
utils::Result<Module, std::string> Build() {
SetResolveOnBuild(true);
auto program = std::make_unique<Program>(std::move(*this));
[&]() {
diag::Formatter formatter;
ASSERT_TRUE(program->IsValid()) << formatter.format(program->Diagnostics());
}();
return FromProgram(program.get());
}
/// @param mod the module
/// @returns the disassembly string of the module
std::string Disassemble(Module& mod) {
Disassembler d(mod);
return d.Disassemble();
}
};
using ProgramTestHelper = ProgramTestHelperBase<testing::Test>;
template <typename T>
using ProgramTestParamHelper = ProgramTestHelperBase<testing::TestWithParam<T>>;
} // namespace tint::ir
#endif // SRC_TINT_IR_PROGRAM_TEST_HELPER_H_