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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "net/websockets/websocket_frame.h" |
| 6 |
| 7 #include <algorithm> |
| 8 #include <vector> |
| 9 |
| 10 #include "base/macros.h" |
| 11 #include "base/test/perf_time_logger.h" |
| 12 #include "testing/gtest/include/gtest/gtest.h" |
| 13 |
| 14 namespace net { |
| 15 |
| 16 namespace { |
| 17 |
| 18 const int kIterations = 100000; |
| 19 const int kLongPayloadSize = 1 << 16; |
| 20 const char kMaskingKey[] = "\xFE\xED\xBE\xEF"; |
| 21 |
| 22 COMPILE_ASSERT(arraysize(kMaskingKey) == |
| 23 WebSocketFrameHeader::kMaskingKeyLength + 1, |
| 24 incorrect_masking_key_size); |
| 25 |
| 26 class WebSocketFrameTestMaskBenchmark : public ::testing::Test { |
| 27 protected: |
| 28 void Benchmark(const char* const name, |
| 29 const char* const payload, |
| 30 size_t size) { |
| 31 std::vector<char> scratch(payload, payload + size); |
| 32 WebSocketMaskingKey masking_key; |
| 33 std::copy(kMaskingKey, |
| 34 kMaskingKey + WebSocketFrameHeader::kMaskingKeyLength, |
| 35 masking_key.key); |
| 36 base::PerfTimeLogger timer(name); |
| 37 for (int x = 0; x < kIterations; ++x) { |
| 38 MaskWebSocketFramePayload( |
| 39 masking_key, x % size, &scratch.front(), scratch.size()); |
| 40 } |
| 41 timer.Done(); |
| 42 } |
| 43 }; |
| 44 |
| 45 TEST_F(WebSocketFrameTestMaskBenchmark, BenchmarkMaskShortPayload) { |
| 46 static const char kShortPayload[] = "Short Payload"; |
| 47 Benchmark( |
| 48 "Frame_mask_short_payload", kShortPayload, arraysize(kShortPayload)); |
| 49 } |
| 50 |
| 51 TEST_F(WebSocketFrameTestMaskBenchmark, BenchmarkMaskLongPayload) { |
| 52 std::vector<char> payload(kLongPayloadSize, 'a'); |
| 53 Benchmark("Frame_mask_long_payload", &payload.front(), payload.size()); |
| 54 } |
| 55 |
| 56 } // namespace |
| 57 |
| 58 } // namespace net |
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