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Issue 25443002: Land Recent QUIC changes. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Fix to change SendAlarm crash Created 7 years, 2 months ago
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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2013 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 "base/logging.h" 5 #include "base/logging.h"
6 #include "base/memory/scoped_ptr.h" 6 #include "base/memory/scoped_ptr.h"
7 #include "base/stl_util.h" 7 #include "base/stl_util.h"
8 #include "net/quic/congestion_control/inter_arrival_sender.h" 8 #include "net/quic/congestion_control/inter_arrival_sender.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"
11 11
12 using std::pair;
13
12 namespace net { 14 namespace net {
13 namespace test { 15 namespace test {
14 16
15 class InterArrivalSenderTest : public ::testing::Test { 17 class InterArrivalSenderTest : public ::testing::Test {
16 protected: 18 protected:
17 InterArrivalSenderTest() 19 InterArrivalSenderTest()
18 : rtt_(QuicTime::Delta::FromMilliseconds(60)), 20 : rtt_(QuicTime::Delta::FromMilliseconds(60)),
19 one_ms_(QuicTime::Delta::FromMilliseconds(1)), 21 one_ms_(QuicTime::Delta::FromMilliseconds(1)),
20 one_s_(QuicTime::Delta::FromMilliseconds(1000)), 22 one_s_(QuicTime::Delta::FromMilliseconds(1000)),
21 nine_ms_(QuicTime::Delta::FromMilliseconds(9)), 23 nine_ms_(QuicTime::Delta::FromMilliseconds(9)),
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54 } 56 }
55 } 57 }
56 58
57 void SendDelaySpikeFeedbackMessage(QuicTime::Delta spike_time) { 59 void SendDelaySpikeFeedbackMessage(QuicTime::Delta spike_time) {
58 QuicCongestionFeedbackFrame feedback; 60 QuicCongestionFeedbackFrame feedback;
59 feedback.type = kInterArrival; 61 feedback.type = kInterArrival;
60 feedback.inter_arrival.accumulated_number_of_lost_packets = 0; 62 feedback.inter_arrival.accumulated_number_of_lost_packets = 0;
61 receive_clock_.AdvanceTime(spike_time); 63 receive_clock_.AdvanceTime(spike_time);
62 QuicTime receive_time = receive_clock_.ApproximateNow(); 64 QuicTime receive_time = receive_clock_.ApproximateNow();
63 feedback.inter_arrival.received_packet_times.insert( 65 feedback.inter_arrival.received_packet_times.insert(
64 std::pair<QuicPacketSequenceNumber, QuicTime>( 66 pair<QuicPacketSequenceNumber, QuicTime>(
65 feedback_sequence_number_, receive_time)); 67 feedback_sequence_number_, receive_time));
66 feedback_sequence_number_++; 68 feedback_sequence_number_++;
67 69
68 // We need to send feedback for 2 packets since they where sent at the 70 // We need to send feedback for 2 packets since they where sent at the
69 // same time. 71 // same time.
70 feedback.inter_arrival.received_packet_times.insert( 72 feedback.inter_arrival.received_packet_times.insert(
71 std::pair<QuicPacketSequenceNumber, QuicTime>( 73 pair<QuicPacketSequenceNumber, QuicTime>(
72 feedback_sequence_number_, receive_time)); 74 feedback_sequence_number_, receive_time));
73 feedback_sequence_number_++; 75 feedback_sequence_number_++;
74 76
75 sender_.OnIncomingQuicCongestionFeedbackFrame(feedback, send_clock_.Now(), 77 sender_.OnIncomingQuicCongestionFeedbackFrame(feedback, send_clock_.Now(),
76 sent_packets_); 78 sent_packets_);
77 } 79 }
78 80
79 void SendFeedbackMessageNPackets(int n, 81 void SendFeedbackMessageNPackets(int n,
80 QuicTime::Delta delta_odd, 82 QuicTime::Delta delta_odd,
81 QuicTime::Delta delta_even) { 83 QuicTime::Delta delta_even) {
82 QuicCongestionFeedbackFrame feedback; 84 QuicCongestionFeedbackFrame feedback;
83 feedback.type = kInterArrival; 85 feedback.type = kInterArrival;
84 feedback.inter_arrival.accumulated_number_of_lost_packets = 0; 86 feedback.inter_arrival.accumulated_number_of_lost_packets = 0;
85 for (int i = 0; i < n; ++i) { 87 for (int i = 0; i < n; ++i) {
86 if (feedback_sequence_number_ % 2) { 88 if (feedback_sequence_number_ % 2) {
87 receive_clock_.AdvanceTime(delta_even); 89 receive_clock_.AdvanceTime(delta_even);
88 } else { 90 } else {
89 receive_clock_.AdvanceTime(delta_odd); 91 receive_clock_.AdvanceTime(delta_odd);
90 } 92 }
91 QuicTime receive_time = receive_clock_.ApproximateNow(); 93 QuicTime receive_time = receive_clock_.ApproximateNow();
92 feedback.inter_arrival.received_packet_times.insert( 94 feedback.inter_arrival.received_packet_times.insert(
93 std::pair<QuicPacketSequenceNumber, QuicTime>( 95 pair<QuicPacketSequenceNumber, QuicTime>(
94 feedback_sequence_number_, receive_time)); 96 feedback_sequence_number_, receive_time));
95 feedback_sequence_number_++; 97 feedback_sequence_number_++;
96 } 98 }
97 sender_.OnIncomingQuicCongestionFeedbackFrame(feedback, send_clock_.Now(), 99 sender_.OnIncomingQuicCongestionFeedbackFrame(feedback, send_clock_.Now(),
98 sent_packets_); 100 sent_packets_);
99 } 101 }
100 102
101 QuicTime::Delta SenderDeltaSinceStart() { 103 QuicTime::Delta SenderDeltaSinceStart() {
102 return send_clock_.ApproximateNow().Subtract(send_start_time_); 104 return send_clock_.ApproximateNow().Subtract(send_start_time_);
103 } 105 }
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556 acked_sequence_number_ += 2; // Create a loss by not acking both packets. 558 acked_sequence_number_ += 2; // Create a loss by not acking both packets.
557 SendFeedbackMessageNPackets(2, nine_ms_, nine_ms_); 559 SendFeedbackMessageNPackets(2, nine_ms_, nine_ms_);
558 560
559 // Make sure our bitrate is fixed at the expected_min_bitrate. 561 // Make sure our bitrate is fixed at the expected_min_bitrate.
560 EXPECT_EQ(expected_min_bitrate, sender_.BandwidthEstimate()); 562 EXPECT_EQ(expected_min_bitrate, sender_.BandwidthEstimate());
561 } 563 }
562 } 564 }
563 565
564 } // namespace test 566 } // namespace test
565 } // namespace net 567 } // namespace net
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