// Copyright 2017 The Chromium OS Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "bsdiff/brotli_compressor.h"
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#include <gtest/gtest.h>
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#include "bsdiff/brotli_decompressor.h"
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namespace {
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constexpr uint8_t kHelloWorld[] = {
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0x48, 0x65, 0x6c, 0x6c, 0x6f, 0x20, 0x57, 0x6f, 0x72, 0x6c, 0x64, 0x0a,
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};
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} // namespace
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namespace bsdiff {
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TEST(BrotliCompressorTest, BrotliCompressorSmoke) {
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BrotliCompressor brotli_compressor(11);
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EXPECT_TRUE(brotli_compressor.Write(kHelloWorld, sizeof(kHelloWorld)));
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EXPECT_TRUE(brotli_compressor.Finish());
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std::vector<uint8_t> compressed_data = brotli_compressor.GetCompressedData();
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EXPECT_GT(compressed_data.size(), static_cast<size_t>(0));
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// Run decompressor and check we can get the exact same data as kHelloWorld.
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std::vector<uint8_t> decompressed_data(sizeof(kHelloWorld));
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BrotliDecompressor brotli_decompressor;
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EXPECT_TRUE(brotli_decompressor.SetInputData(compressed_data.data(),
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compressed_data.size()));
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EXPECT_TRUE(
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brotli_decompressor.Read(decompressed_data.data(), sizeof(kHelloWorld)));
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EXPECT_TRUE(brotli_decompressor.Close());
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EXPECT_EQ(
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std::vector<uint8_t>(kHelloWorld, kHelloWorld + sizeof(kHelloWorld)),
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decompressed_data);
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}
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TEST(BrotliCompressorTest, BrotliCompressorEmptyStream) {
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uint8_t unused_value = 0;
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BrotliCompressor brotli_compressor(11);
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EXPECT_TRUE(brotli_compressor.Write(&unused_value, 0));
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EXPECT_TRUE(brotli_compressor.Finish());
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std::vector<uint8_t> compressed_data = brotli_compressor.GetCompressedData();
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// Check that we can close the decompressor without errors.
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BrotliDecompressor brotli_decompressor;
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EXPECT_TRUE(brotli_decompressor.SetInputData(compressed_data.data(),
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compressed_data.size()));
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EXPECT_TRUE(brotli_decompressor.Close());
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}
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} // namespace bsdiff
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