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// Copyright (c) 2022 Google LLC.
//
// 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.
#include "diff_test_utils.h"
#include "source/opt/build_module.h"
#include "source/opt/ir_context.h"
#include "spirv-tools/libspirv.hpp"
#include "tools/util/cli_consumer.h"
#include "gtest/gtest.h"
namespace spvtools {
namespace diff {
static constexpr auto kDefaultEnvironment = SPV_ENV_UNIVERSAL_1_6;
void DoStringDiffTest(const std::string& src_spirv,
const std::string& dst_spirv,
const std::string& expected_diff, Options options) {
// Load the src and dst modules
std::unique_ptr<spvtools::opt::IRContext> src = spvtools::BuildModule(
kDefaultEnvironment, spvtools::utils::CLIMessageConsumer, src_spirv,
spvtools::SpirvTools::kDefaultAssembleOption |
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
ASSERT_TRUE(src);
std::unique_ptr<spvtools::opt::IRContext> dst = spvtools::BuildModule(
kDefaultEnvironment, spvtools::utils::CLIMessageConsumer, dst_spirv,
spvtools::SpirvTools::kDefaultAssembleOption |
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
ASSERT_TRUE(dst);
// Take the diff
std::ostringstream diff_result;
spv_result_t result =
spvtools::diff::Diff(src.get(), dst.get(), diff_result, options);
ASSERT_EQ(result, SPV_SUCCESS);
// Expect they match
EXPECT_EQ(diff_result.str(), expected_diff);
}
} // namespace diff
} // namespace spvtools
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