Ruslan Burakov | 428dcb2 | 2019-04-18 17:49:49 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2019 The WebRTC project authors. All Rights Reserved. |
| 3 | * |
| 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 |
| 6 | * tree. An additional intellectual property rights grant can be found |
| 7 | * in the file PATENTS. All contributing project authors may |
| 8 | * be found in the AUTHORS file in the root of the source tree. |
| 9 | */ |
| 10 | |
Jonas Olsson | a4d8737 | 2019-07-05 19:08:33 +0200 | [diff] [blame] | 11 | #include "pc/jitter_buffer_delay.h" |
| 12 | |
Ruslan Burakov | 428dcb2 | 2019-04-18 17:49:49 +0200 | [diff] [blame] | 13 | #include <stdint.h> |
| 14 | |
| 15 | #include "absl/types/optional.h" |
| 16 | #include "api/scoped_refptr.h" |
Ruslan Burakov | 428dcb2 | 2019-04-18 17:49:49 +0200 | [diff] [blame] | 17 | #include "pc/test/mock_delayable.h" |
| 18 | #include "rtc_base/ref_counted_object.h" |
| 19 | #include "rtc_base/thread.h" |
| 20 | #include "test/gmock.h" |
| 21 | #include "test/gtest.h" |
| 22 | |
| 23 | using ::testing::Return; |
| 24 | |
| 25 | namespace { |
| 26 | constexpr int kSsrc = 1234; |
| 27 | } // namespace |
| 28 | |
| 29 | namespace webrtc { |
| 30 | |
| 31 | class JitterBufferDelayTest : public ::testing::Test { |
| 32 | public: |
| 33 | JitterBufferDelayTest() |
| 34 | : delay_(new rtc::RefCountedObject<JitterBufferDelay>( |
| 35 | rtc::Thread::Current())) {} |
| 36 | |
| 37 | protected: |
| 38 | rtc::scoped_refptr<JitterBufferDelayInterface> delay_; |
| 39 | MockDelayable delayable_; |
| 40 | }; |
| 41 | |
| 42 | TEST_F(JitterBufferDelayTest, Set) { |
| 43 | delay_->OnStart(&delayable_, kSsrc); |
| 44 | |
| 45 | EXPECT_CALL(delayable_, SetBaseMinimumPlayoutDelayMs(kSsrc, 3000)) |
| 46 | .WillOnce(Return(true)); |
| 47 | |
| 48 | // Delay in seconds. |
| 49 | delay_->Set(3.0); |
| 50 | } |
| 51 | |
| 52 | TEST_F(JitterBufferDelayTest, Caching) { |
| 53 | // Check that value is cached before start. |
| 54 | delay_->Set(4.0); |
| 55 | |
| 56 | // Check that cached value applied on the start. |
| 57 | EXPECT_CALL(delayable_, SetBaseMinimumPlayoutDelayMs(kSsrc, 4000)) |
| 58 | .WillOnce(Return(true)); |
| 59 | delay_->OnStart(&delayable_, kSsrc); |
| 60 | } |
| 61 | |
| 62 | TEST_F(JitterBufferDelayTest, Clamping) { |
| 63 | delay_->OnStart(&delayable_, kSsrc); |
| 64 | |
| 65 | // In current Jitter Buffer implementation (Audio or Video) maximum supported |
| 66 | // value is 10000 milliseconds. |
| 67 | EXPECT_CALL(delayable_, SetBaseMinimumPlayoutDelayMs(kSsrc, 10000)) |
| 68 | .WillOnce(Return(true)); |
| 69 | delay_->Set(10.5); |
| 70 | |
| 71 | // Test int overflow. |
| 72 | EXPECT_CALL(delayable_, SetBaseMinimumPlayoutDelayMs(kSsrc, 10000)) |
| 73 | .WillOnce(Return(true)); |
| 74 | delay_->Set(21474836470.0); |
| 75 | |
| 76 | EXPECT_CALL(delayable_, SetBaseMinimumPlayoutDelayMs(kSsrc, 0)) |
| 77 | .WillOnce(Return(true)); |
| 78 | delay_->Set(-21474836470.0); |
| 79 | |
| 80 | // Boundary value in seconds to milliseconds conversion. |
| 81 | EXPECT_CALL(delayable_, SetBaseMinimumPlayoutDelayMs(kSsrc, 0)) |
| 82 | .WillOnce(Return(true)); |
| 83 | delay_->Set(0.0009); |
| 84 | |
| 85 | EXPECT_CALL(delayable_, SetBaseMinimumPlayoutDelayMs(kSsrc, 0)) |
| 86 | .WillOnce(Return(true)); |
| 87 | |
| 88 | delay_->Set(-2.0); |
| 89 | } |
| 90 | |
| 91 | } // namespace webrtc |