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Side by Side Diff: net/quic/congestion_control/fix_rate_test.cc

Issue 14816006: Land Recent QUIC changes (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Added missing NET_PRIVATE_EXPORT to QuicWallTime Created 7 years, 7 months ago
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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 // Test for FixRate sender and receiver. 5 // Test for FixRate sender and receiver.
6 6
7 #include "base/logging.h" 7 #include "base/logging.h"
8 #include "base/memory/scoped_ptr.h" 8 #include "base/memory/scoped_ptr.h"
9 #include "net/quic/congestion_control/fix_rate_receiver.h" 9 #include "net/quic/congestion_control/fix_rate_receiver.h"
10 #include "net/quic/congestion_control/fix_rate_sender.h" 10 #include "net/quic/congestion_control/fix_rate_sender.h"
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57 } 57 }
58 58
59 TEST_F(FixRateTest, SenderAPI) { 59 TEST_F(FixRateTest, SenderAPI) {
60 QuicCongestionFeedbackFrame feedback; 60 QuicCongestionFeedbackFrame feedback;
61 feedback.type = kFixRate; 61 feedback.type = kFixRate;
62 feedback.fix_rate.bitrate = QuicBandwidth::FromKBytesPerSecond(300); 62 feedback.fix_rate.bitrate = QuicBandwidth::FromKBytesPerSecond(300);
63 sender_->OnIncomingQuicCongestionFeedbackFrame(feedback, clock_.Now(), 63 sender_->OnIncomingQuicCongestionFeedbackFrame(feedback, clock_.Now(),
64 unused_bandwidth_, unused_packet_map_); 64 unused_bandwidth_, unused_packet_map_);
65 EXPECT_EQ(300000, sender_->BandwidthEstimate().ToBytesPerSecond()); 65 EXPECT_EQ(300000, sender_->BandwidthEstimate().ToBytesPerSecond());
66 EXPECT_TRUE(sender_->TimeUntilSend( 66 EXPECT_TRUE(sender_->TimeUntilSend(
67 clock_.Now(), NOT_RETRANSMISSION, NO_RETRANSMITTABLE_DATA).IsZero()); 67 clock_.Now(), NOT_RETRANSMISSION, HAS_RETRANSMITTABLE_DATA).IsZero());
68 sender_->SentPacket(clock_.Now(), 1, kMaxPacketSize, NOT_RETRANSMISSION); 68 sender_->SentPacket(clock_.Now(), 1, kMaxPacketSize, NOT_RETRANSMISSION);
69 EXPECT_TRUE(sender_->TimeUntilSend( 69 EXPECT_TRUE(sender_->TimeUntilSend(
70 clock_.Now(), NOT_RETRANSMISSION, NO_RETRANSMITTABLE_DATA).IsZero()); 70 clock_.Now(), NOT_RETRANSMISSION, HAS_RETRANSMITTABLE_DATA).IsZero());
71 sender_->SentPacket(clock_.Now(), 2, kMaxPacketSize, NOT_RETRANSMISSION); 71 sender_->SentPacket(clock_.Now(), 2, kMaxPacketSize, NOT_RETRANSMISSION);
72 sender_->SentPacket(clock_.Now(), 3, 600, NOT_RETRANSMISSION); 72 sender_->SentPacket(clock_.Now(), 3, 600, NOT_RETRANSMISSION);
73 EXPECT_EQ(QuicTime::Delta::FromMilliseconds(10), sender_->TimeUntilSend( 73 EXPECT_EQ(QuicTime::Delta::FromMilliseconds(10), sender_->TimeUntilSend(
74 clock_.Now(), NOT_RETRANSMISSION, NO_RETRANSMITTABLE_DATA)); 74 clock_.Now(), NOT_RETRANSMISSION, HAS_RETRANSMITTABLE_DATA));
75 clock_.AdvanceTime(QuicTime::Delta::FromMilliseconds(2)); 75 clock_.AdvanceTime(QuicTime::Delta::FromMilliseconds(2));
76 EXPECT_EQ(QuicTime::Delta::Infinite(), sender_->TimeUntilSend( 76 EXPECT_EQ(QuicTime::Delta::Infinite(), sender_->TimeUntilSend(
77 clock_.Now(), NOT_RETRANSMISSION, NO_RETRANSMITTABLE_DATA)); 77 clock_.Now(), NOT_RETRANSMISSION, HAS_RETRANSMITTABLE_DATA));
78 clock_.AdvanceTime(QuicTime::Delta::FromMilliseconds(8)); 78 clock_.AdvanceTime(QuicTime::Delta::FromMilliseconds(8));
79 sender_->OnIncomingAck(1, kMaxPacketSize, rtt_); 79 sender_->OnIncomingAck(1, kMaxPacketSize, rtt_);
80 sender_->OnIncomingAck(2, kMaxPacketSize, rtt_); 80 sender_->OnIncomingAck(2, kMaxPacketSize, rtt_);
81 sender_->OnIncomingAck(3, 600, rtt_); 81 sender_->OnIncomingAck(3, 600, rtt_);
82 EXPECT_TRUE(sender_->TimeUntilSend( 82 EXPECT_TRUE(sender_->TimeUntilSend(
83 clock_.Now(), NOT_RETRANSMISSION, NO_RETRANSMITTABLE_DATA).IsZero()); 83 clock_.Now(), NOT_RETRANSMISSION, HAS_RETRANSMITTABLE_DATA).IsZero());
84 } 84 }
85 85
86 TEST_F(FixRateTest, FixRatePacing) { 86 TEST_F(FixRateTest, FixRatePacing) {
87 const QuicByteCount packet_size = 1200; 87 const QuicByteCount packet_size = 1200;
88 const QuicBandwidth bitrate = QuicBandwidth::FromKBytesPerSecond(240); 88 const QuicBandwidth bitrate = QuicBandwidth::FromKBytesPerSecond(240);
89 const int64 num_packets = 200; 89 const int64 num_packets = 200;
90 QuicCongestionFeedbackFrame feedback; 90 QuicCongestionFeedbackFrame feedback;
91 receiver_->SetBitrate(QuicBandwidth::FromKBytesPerSecond(240)); 91 receiver_->SetBitrate(QuicBandwidth::FromKBytesPerSecond(240));
92 ASSERT_TRUE(receiver_->GenerateCongestionFeedback(&feedback)); 92 ASSERT_TRUE(receiver_->GenerateCongestionFeedback(&feedback));
93 sender_->OnIncomingQuicCongestionFeedbackFrame(feedback, clock_.Now(), 93 sender_->OnIncomingQuicCongestionFeedbackFrame(feedback, clock_.Now(),
94 unused_bandwidth_, unused_packet_map_); 94 unused_bandwidth_, unused_packet_map_);
95 QuicTime acc_advance_time(QuicTime::Zero()); 95 QuicTime acc_advance_time(QuicTime::Zero());
96 QuicPacketSequenceNumber sequence_number = 0; 96 QuicPacketSequenceNumber sequence_number = 0;
97 for (int i = 0; i < num_packets; i += 2) { 97 for (int i = 0; i < num_packets; i += 2) {
98 EXPECT_TRUE(sender_->TimeUntilSend( 98 EXPECT_TRUE(sender_->TimeUntilSend(
99 clock_.Now(), NOT_RETRANSMISSION, NO_RETRANSMITTABLE_DATA).IsZero()); 99 clock_.Now(), NOT_RETRANSMISSION, HAS_RETRANSMITTABLE_DATA).IsZero());
100 sender_->SentPacket(clock_.Now(), sequence_number++, packet_size, 100 sender_->SentPacket(clock_.Now(), sequence_number++, packet_size,
101 NOT_RETRANSMISSION); 101 NOT_RETRANSMISSION);
102 EXPECT_TRUE(sender_->TimeUntilSend( 102 EXPECT_TRUE(sender_->TimeUntilSend(
103 clock_.Now(), NOT_RETRANSMISSION, NO_RETRANSMITTABLE_DATA).IsZero()); 103 clock_.Now(), NOT_RETRANSMISSION, HAS_RETRANSMITTABLE_DATA).IsZero());
104 sender_->SentPacket(clock_.Now(), sequence_number++, packet_size, 104 sender_->SentPacket(clock_.Now(), sequence_number++, packet_size,
105 NOT_RETRANSMISSION); 105 NOT_RETRANSMISSION);
106 QuicTime::Delta advance_time = sender_->TimeUntilSend( 106 QuicTime::Delta advance_time = sender_->TimeUntilSend(
107 clock_.Now(), NOT_RETRANSMISSION, NO_RETRANSMITTABLE_DATA); 107 clock_.Now(), NOT_RETRANSMISSION, HAS_RETRANSMITTABLE_DATA);
108 clock_.AdvanceTime(advance_time); 108 clock_.AdvanceTime(advance_time);
109 sender_->OnIncomingAck(sequence_number - 1, packet_size, rtt_); 109 sender_->OnIncomingAck(sequence_number - 1, packet_size, rtt_);
110 sender_->OnIncomingAck(sequence_number - 2, packet_size, rtt_); 110 sender_->OnIncomingAck(sequence_number - 2, packet_size, rtt_);
111 acc_advance_time = acc_advance_time.Add(advance_time); 111 acc_advance_time = acc_advance_time.Add(advance_time);
112 } 112 }
113 EXPECT_EQ(num_packets * packet_size * 1000000 / bitrate.ToBytesPerSecond(), 113 EXPECT_EQ(num_packets * packet_size * 1000000 / bitrate.ToBytesPerSecond(),
114 static_cast<uint64>(acc_advance_time.Subtract(start_) 114 static_cast<uint64>(acc_advance_time.Subtract(start_)
115 .ToMicroseconds())); 115 .ToMicroseconds()));
116 } 116 }
117 117
118 } // namespace test 118 } // namespace test
119 } // namespace net 119 } // namespace net
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