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Side by Side Diff: remoting/base/compressor_zlib_unittest.cc

Issue 2868062: EncoderZlib/DecoderZlib for chromoting (Closed)
Patch Set: from .cc to .c Created 10 years, 5 months ago
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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include <stdlib.h> 5 #include <stdlib.h>
6 6
7 #include "remoting/base/compressor_zlib.h" 7 #include "remoting/base/compressor_zlib.h"
8 #include "testing/gtest/include/gtest/gtest.h" 8 #include "testing/gtest/include/gtest/gtest.h"
9 9
10 namespace remoting {
11
10 static void GenerateTestData(uint8* data, int size, int seed) { 12 static void GenerateTestData(uint8* data, int size, int seed) {
11 srand(seed); 13 srand(seed);
12 for (int i = 0; i < size; ++i) 14 for (int i = 0; i < size; ++i)
13 data[i] = rand() % 256; 15 data[i] = rand() % 256;
14 } 16 }
15 17
16 // Keep compressing |input_data| into |output_data| until the last 18 // Keep compressing |input_data| into |output_data| until the last
17 // bytes is consumed. 19 // bytes is consumed.
18 static void Compress(remoting::Compressor* compressor, 20 static void Compress(remoting::Compressor* compressor,
19 const uint8* input_data, int input_size, 21 const uint8* input_data, int input_size,
20 uint8* output_data, int output_size) { 22 uint8* output_data, int output_size) {
21 23
22 // Feed data into the compress until the end. 24 // Feed data into the compress until the end.
23 // This loop will rewrite |output_data| continuously. 25 // This loop will rewrite |output_data| continuously.
24 int consumed = 0; 26 int consumed = 0;
25 int written = 0; 27 int written = 0;
26 while (compressor->Process(input_data, input_size, 28 while (compressor->Process(
27 output_data, output_size, 29 input_data, input_size, output_data, output_size,
28 &consumed, &written)) { 30 input_size == 0 ?
31 Compressor::CompressorFinish : Compressor::CompressorNoFlush,
32 &consumed, &written)) {
29 input_data += consumed; 33 input_data += consumed;
30 input_size -= consumed; 34 input_size -= consumed;
31 } 35 }
32 } 36 }
33 37
34 TEST(CompressorZlibTest, Compress) { 38 TEST(CompressorZlibTest, Compress) {
35 static const int kRawDataSize = 1024 * 128; 39 static const int kRawDataSize = 1024 * 128;
36 static const int kCompressedDataSize = 256; 40 static const int kCompressedDataSize = 256;
37 uint8 raw_data[kRawDataSize]; 41 uint8 raw_data[kRawDataSize];
38 uint8 compressed_data[kCompressedDataSize]; 42 uint8 compressed_data[kCompressedDataSize];
(...skipping 16 matching lines...) Expand all
55 uint8 compressed_data[kCompressedDataSize]; 59 uint8 compressed_data[kCompressedDataSize];
56 60
57 // Generate the test data.g 61 // Generate the test data.g
58 GenerateTestData(raw_data, kRawDataSize, 99); 62 GenerateTestData(raw_data, kRawDataSize, 99);
59 63
60 // Then use the compressor to compress. 64 // Then use the compressor to compress.
61 remoting::CompressorZlib compressor; 65 remoting::CompressorZlib compressor;
62 Compress(&compressor, raw_data, kRawDataSize, 66 Compress(&compressor, raw_data, kRawDataSize,
63 compressed_data, kCompressedDataSize); 67 compressed_data, kCompressedDataSize);
64 } 68 }
69
70 } // namespace remoting
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