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1 /* | 1 /* |
2 * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #include "webrtc/modules/remote_bitrate_estimator/test/estimators/congestion_win
dow.h" | 11 #include "webrtc/modules/remote_bitrate_estimator/test/estimators/congestion_win
dow.h" |
12 #include "webrtc/modules/remote_bitrate_estimator/test/estimators/bbr.h" | 12 #include "webrtc/modules/remote_bitrate_estimator/test/estimators/bbr.h" |
13 | 13 |
14 #include "webrtc/test/gtest.h" | 14 #include "webrtc/test/gtest.h" |
15 | 15 |
16 namespace webrtc { | 16 namespace webrtc { |
17 namespace testing { | 17 namespace testing { |
18 namespace bwe { | 18 namespace bwe { |
19 namespace { | 19 namespace { |
20 // These are the same values used in CongestionWindow class. | 20 // Same value used in CongestionWindow class. |
21 const int64_t kStartingCongestionWindow = 6000; | 21 const int64_t kStartingCongestionWindow = 6000; |
22 const int64_t kMinimumCongestionWindow = 4000; | |
23 } // namespace | 22 } // namespace |
24 | 23 |
25 TEST(CongestionWindowTest, InitializationCheck) { | 24 TEST(CongestionWindowTest, InitializationCheck) { |
26 CongestionWindow congestion_window; | 25 CongestionWindow congestion_window; |
27 congestion_window.PacketSent(0); | 26 congestion_window.PacketSent(0); |
28 EXPECT_EQ(congestion_window.data_inflight(), 0u); | 27 EXPECT_EQ(congestion_window.data_inflight(), 0u); |
29 congestion_window.AckReceived(0); | 28 congestion_window.AckReceived(0); |
30 EXPECT_EQ(congestion_window.data_inflight(), 0u); | 29 EXPECT_EQ(congestion_window.data_inflight(), 0u); |
31 } | 30 } |
32 | 31 |
(...skipping 11 matching lines...) Expand all Loading... |
44 } | 43 } |
45 | 44 |
46 TEST(CongestionWindowTest, ZeroBandwidthDelayProduct) { | 45 TEST(CongestionWindowTest, ZeroBandwidthDelayProduct) { |
47 CongestionWindow congestion_window; | 46 CongestionWindow congestion_window; |
48 int64_t target_congestion_window = | 47 int64_t target_congestion_window = |
49 congestion_window.GetTargetCongestionWindow( | 48 congestion_window.GetTargetCongestionWindow( |
50 100, rtc::Optional<int64_t>(0), 2.885f); | 49 100, rtc::Optional<int64_t>(0), 2.885f); |
51 EXPECT_EQ(target_congestion_window, 2.885f * kStartingCongestionWindow); | 50 EXPECT_EQ(target_congestion_window, 2.885f * kStartingCongestionWindow); |
52 } | 51 } |
53 | 52 |
54 TEST(CongestionWindowTest, BelowMinimumTargetCongestionWindow) { | |
55 CongestionWindow congestion_window; | |
56 int64_t target_congestion_window = | |
57 congestion_window.GetTargetCongestionWindow( | |
58 100, rtc::Optional<int64_t>(2), 2.885f); | |
59 EXPECT_EQ(target_congestion_window, kMinimumCongestionWindow); | |
60 } | |
61 | |
62 TEST(CongestionWindowTest, AboveMinimumTargetCongestionWindow) { | |
63 CongestionWindow congestion_window; | |
64 int64_t target_congestion_window = | |
65 congestion_window.GetTargetCongestionWindow( | |
66 100000, rtc::Optional<int64_t>(2), 2.885f); | |
67 EXPECT_EQ(target_congestion_window, 577000); | |
68 } | |
69 | |
70 TEST(CongestionWindowTest, MinimumCongestionWindow) { | |
71 CongestionWindow congestion_window; | |
72 int64_t cwnd = congestion_window.GetCongestionWindow( | |
73 BbrBweSender::PROBE_RTT, 100, rtc::Optional<int64_t>(100), 2.885f); | |
74 EXPECT_EQ(cwnd, kMinimumCongestionWindow); | |
75 } | |
76 | |
77 TEST(CongestionWindowTest, CalculateCongestionWindow) { | 53 TEST(CongestionWindowTest, CalculateCongestionWindow) { |
78 CongestionWindow congestion_window; | 54 CongestionWindow congestion_window; |
79 int64_t cwnd = congestion_window.GetCongestionWindow( | 55 int64_t cwnd = congestion_window.GetCongestionWindow( |
80 BbrBweSender::STARTUP, 100, rtc::Optional<int64_t>(100l), 2.885f); | 56 BbrBweSender::STARTUP, 800000, rtc::Optional<int64_t>(100l), 2.885f); |
| 57 EXPECT_EQ(cwnd, 28850); |
| 58 cwnd = congestion_window.GetCongestionWindow( |
| 59 BbrBweSender::STARTUP, 400000, rtc::Optional<int64_t>(200l), 2.885f); |
81 EXPECT_EQ(cwnd, 28850); | 60 EXPECT_EQ(cwnd, 28850); |
82 } | 61 } |
83 } // namespace bwe | 62 } // namespace bwe |
84 } // namespace testing | 63 } // namespace testing |
85 } // namespace webrtc | 64 } // namespace webrtc |
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