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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 "net/quic/core/congestion_control/cubic.h" | 5 #include "net/quic/core/congestion_control/cubic.h" |
| 6 | 6 |
| 7 #include "base/logging.h" | 7 #include "base/logging.h" |
| 8 #include "net/quic/core/quic_flags.h" | 8 #include "net/quic/core/quic_flags.h" |
| 9 #include "net/quic/test_tools/mock_clock.h" | 9 #include "net/quic/test_tools/mock_clock.h" |
| 10 #include "testing/gtest/include/gtest/gtest.h" | 10 #include "testing/gtest/include/gtest/gtest.h" |
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| 99 EXPECT_EQ(expected_cwnd, | 99 EXPECT_EQ(expected_cwnd, |
| 100 cubic_.CongestionWindowAfterPacketLoss(current_cwnd)); | 100 cubic_.CongestionWindowAfterPacketLoss(current_cwnd)); |
| 101 current_cwnd = expected_cwnd; | 101 current_cwnd = expected_cwnd; |
| 102 // First update after loss to initialize the epoch. | 102 // First update after loss to initialize the epoch. |
| 103 current_cwnd = cubic_.CongestionWindowAfterAck(current_cwnd, rtt_min); | 103 current_cwnd = cubic_.CongestionWindowAfterAck(current_cwnd, rtt_min); |
| 104 // Cubic phase. | 104 // Cubic phase. |
| 105 for (int i = 0; i < 40; ++i) { | 105 for (int i = 0; i < 40; ++i) { |
| 106 clock_.AdvanceTime(hundred_ms_); | 106 clock_.AdvanceTime(hundred_ms_); |
| 107 current_cwnd = cubic_.CongestionWindowAfterAck(current_cwnd, rtt_min); | 107 current_cwnd = cubic_.CongestionWindowAfterAck(current_cwnd, rtt_min); |
| 108 } | 108 } |
| 109 expected_cwnd = FLAGS_quic_limit_cubic_cwnd_increase ? 399 : 422; | 109 expected_cwnd = 399; |
| 110 EXPECT_EQ(expected_cwnd, current_cwnd); | 110 EXPECT_EQ(expected_cwnd, current_cwnd); |
| 111 } | 111 } |
| 112 | 112 |
| 113 } // namespace test | 113 } // namespace test |
| 114 } // namespace net | 114 } // namespace net |
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