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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 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 <stdint.h> | 5 #include <stdint.h> |
6 | 6 |
7 #include "base/macros.h" | 7 #include "base/macros.h" |
| 8 #include "base/memory/ptr_util.h" |
8 #include "base/run_loop.h" | 9 #include "base/run_loop.h" |
9 #include "base/strings/stringprintf.h" | 10 #include "base/strings/stringprintf.h" |
| 11 #include "base/test/simple_test_tick_clock.h" |
10 #include "base/test/test_message_loop.h" | 12 #include "base/test/test_message_loop.h" |
11 #include "base/threading/thread_task_runner_handle.h" | 13 #include "base/threading/thread_task_runner_handle.h" |
| 14 #include "base/time/time.h" |
12 #include "media/audio/alsa/alsa_output.h" | 15 #include "media/audio/alsa/alsa_output.h" |
13 #include "media/audio/alsa/alsa_wrapper.h" | 16 #include "media/audio/alsa/alsa_wrapper.h" |
14 #include "media/audio/alsa/audio_manager_alsa.h" | 17 #include "media/audio/alsa/audio_manager_alsa.h" |
15 #include "media/audio/fake_audio_log_factory.h" | 18 #include "media/audio/fake_audio_log_factory.h" |
16 #include "media/audio/mock_audio_source_callback.h" | 19 #include "media/audio/mock_audio_source_callback.h" |
17 #include "media/base/data_buffer.h" | 20 #include "media/base/data_buffer.h" |
18 #include "media/base/seekable_buffer.h" | 21 #include "media/base/seekable_buffer.h" |
19 #include "testing/gmock/include/gmock/gmock.h" | 22 #include "testing/gmock/include/gmock/gmock.h" |
20 #include "testing/gtest/include/gtest/gtest.h" | 23 #include "testing/gtest/include/gtest/gtest.h" |
21 | 24 |
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208 char AlsaPcmOutputStreamTest::kSurround51[] = "surround51:CARD=foo,DEV=0"; | 211 char AlsaPcmOutputStreamTest::kSurround51[] = "surround51:CARD=foo,DEV=0"; |
209 char AlsaPcmOutputStreamTest::kSurround70[] = "surround70:CARD=foo,DEV=0"; | 212 char AlsaPcmOutputStreamTest::kSurround70[] = "surround70:CARD=foo,DEV=0"; |
210 char AlsaPcmOutputStreamTest::kSurround71[] = "surround71:CARD=foo,DEV=0"; | 213 char AlsaPcmOutputStreamTest::kSurround71[] = "surround71:CARD=foo,DEV=0"; |
211 void* AlsaPcmOutputStreamTest::kFakeHints[] = { | 214 void* AlsaPcmOutputStreamTest::kFakeHints[] = { |
212 kSurround40, kSurround41, kSurround50, kSurround51, | 215 kSurround40, kSurround41, kSurround50, kSurround51, |
213 kSurround70, kSurround71, NULL }; | 216 kSurround70, kSurround71, NULL }; |
214 char AlsaPcmOutputStreamTest::kGenericSurround50[] = "surround50"; | 217 char AlsaPcmOutputStreamTest::kGenericSurround50[] = "surround50"; |
215 | 218 |
216 // Custom action to clear a memory buffer. | 219 // Custom action to clear a memory buffer. |
217 ACTION(ClearBuffer) { | 220 ACTION(ClearBuffer) { |
218 arg0->Zero(); | 221 arg2->Zero(); |
219 } | 222 } |
220 | 223 |
221 TEST_F(AlsaPcmOutputStreamTest, ConstructedState) { | 224 TEST_F(AlsaPcmOutputStreamTest, ConstructedState) { |
222 AlsaPcmOutputStream* test_stream = CreateStream(kTestChannelLayout); | 225 AlsaPcmOutputStream* test_stream = CreateStream(kTestChannelLayout); |
223 EXPECT_EQ(AlsaPcmOutputStream::kCreated, test_stream->state()); | 226 EXPECT_EQ(AlsaPcmOutputStream::kCreated, test_stream->state()); |
224 test_stream->Close(); | 227 test_stream->Close(); |
225 | 228 |
226 // Should support mono. | 229 // Should support mono. |
227 test_stream = CreateStream(CHANNEL_LAYOUT_MONO); | 230 test_stream = CreateStream(CHANNEL_LAYOUT_MONO); |
228 EXPECT_EQ(AlsaPcmOutputStream::kCreated, test_stream->state()); | 231 EXPECT_EQ(AlsaPcmOutputStream::kCreated, test_stream->state()); |
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412 EXPECT_CALL(mock_alsa_wrapper_, PcmSetParams(_, _, _, _, _, _, _)) | 415 EXPECT_CALL(mock_alsa_wrapper_, PcmSetParams(_, _, _, _, _, _, _)) |
413 .WillOnce(Return(0)); | 416 .WillOnce(Return(0)); |
414 EXPECT_CALL(mock_alsa_wrapper_, PcmGetParams(_, _, _)) | 417 EXPECT_CALL(mock_alsa_wrapper_, PcmGetParams(_, _, _)) |
415 .WillOnce(DoAll(SetArgumentPointee<1>(kTestFramesPerPacket), | 418 .WillOnce(DoAll(SetArgumentPointee<1>(kTestFramesPerPacket), |
416 SetArgumentPointee<2>(kTestFramesPerPacket / 2), | 419 SetArgumentPointee<2>(kTestFramesPerPacket / 2), |
417 Return(0))); | 420 Return(0))); |
418 | 421 |
419 // Open the stream. | 422 // Open the stream. |
420 AlsaPcmOutputStream* test_stream = CreateStream(kTestChannelLayout); | 423 AlsaPcmOutputStream* test_stream = CreateStream(kTestChannelLayout); |
421 ASSERT_TRUE(test_stream->Open()); | 424 ASSERT_TRUE(test_stream->Open()); |
| 425 base::SimpleTestTickClock* const tick_clock = new base::SimpleTestTickClock(); |
| 426 tick_clock->SetNowTicks(base::TimeTicks::Now()); |
| 427 test_stream->SetTickClockForTesting(base::WrapUnique(tick_clock)); |
422 | 428 |
423 // Expect Device setup. | 429 // Expect Device setup. |
424 EXPECT_CALL(mock_alsa_wrapper_, PcmDrop(kFakeHandle)) | 430 EXPECT_CALL(mock_alsa_wrapper_, PcmDrop(kFakeHandle)) |
425 .WillOnce(Return(0)); | 431 .WillOnce(Return(0)); |
426 EXPECT_CALL(mock_alsa_wrapper_, PcmPrepare(kFakeHandle)) | 432 EXPECT_CALL(mock_alsa_wrapper_, PcmPrepare(kFakeHandle)) |
427 .WillOnce(Return(0)); | 433 .WillOnce(Return(0)); |
428 | 434 |
429 // Expect the pre-roll. | 435 // Expect the pre-roll. |
430 MockAudioSourceCallback mock_callback; | 436 MockAudioSourceCallback mock_callback; |
431 EXPECT_CALL(mock_alsa_wrapper_, PcmState(kFakeHandle)) | 437 EXPECT_CALL(mock_alsa_wrapper_, PcmState(kFakeHandle)) |
432 .WillRepeatedly(Return(SND_PCM_STATE_RUNNING)); | 438 .WillRepeatedly(Return(SND_PCM_STATE_RUNNING)); |
433 EXPECT_CALL(mock_alsa_wrapper_, PcmDelay(kFakeHandle, _)) | 439 EXPECT_CALL(mock_alsa_wrapper_, PcmDelay(kFakeHandle, _)) |
434 .WillRepeatedly(DoAll(SetArgumentPointee<1>(0), Return(0))); | 440 .WillRepeatedly(DoAll(SetArgumentPointee<1>(0), Return(0))); |
435 EXPECT_CALL(mock_callback, OnMoreData(_, _, 0)) | 441 EXPECT_CALL(mock_callback, OnMoreData(tick_clock->NowTicks(), 0, _)) |
436 .WillRepeatedly(DoAll(ClearBuffer(), Return(kTestFramesPerPacket))); | 442 .WillRepeatedly(DoAll(ClearBuffer(), Return(kTestFramesPerPacket))); |
437 EXPECT_CALL(mock_alsa_wrapper_, PcmWritei(kFakeHandle, _, _)) | 443 EXPECT_CALL(mock_alsa_wrapper_, PcmWritei(kFakeHandle, _, _)) |
438 .WillRepeatedly(Return(kTestFramesPerPacket)); | 444 .WillRepeatedly(Return(kTestFramesPerPacket)); |
439 | 445 |
440 // Expect scheduling. | 446 // Expect scheduling. |
441 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(kFakeHandle)) | 447 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(kFakeHandle)) |
442 .Times(AtLeast(2)) | 448 .Times(AtLeast(2)) |
443 .WillRepeatedly(Return(kTestFramesPerPacket)); | 449 .WillRepeatedly(Return(kTestFramesPerPacket)); |
444 | 450 |
445 test_stream->Start(&mock_callback); | 451 test_stream->Start(&mock_callback); |
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576 | 582 |
577 // No expectations set on the strict mock because nothing should be called. | 583 // No expectations set on the strict mock because nothing should be called. |
578 test_stream->stop_stream_ = true; | 584 test_stream->stop_stream_ = true; |
579 test_stream->WritePacket(); | 585 test_stream->WritePacket(); |
580 EXPECT_EQ(0, test_stream->buffer_->forward_bytes()); | 586 EXPECT_EQ(0, test_stream->buffer_->forward_bytes()); |
581 test_stream->Close(); | 587 test_stream->Close(); |
582 } | 588 } |
583 | 589 |
584 TEST_F(AlsaPcmOutputStreamTest, BufferPacket) { | 590 TEST_F(AlsaPcmOutputStreamTest, BufferPacket) { |
585 AlsaPcmOutputStream* test_stream = CreateStream(kTestChannelLayout); | 591 AlsaPcmOutputStream* test_stream = CreateStream(kTestChannelLayout); |
| 592 base::SimpleTestTickClock* const tick_clock = new base::SimpleTestTickClock(); |
| 593 tick_clock->SetNowTicks(base::TimeTicks::Now()); |
| 594 test_stream->SetTickClockForTesting(base::WrapUnique(tick_clock)); |
586 InitBuffer(test_stream); | 595 InitBuffer(test_stream); |
587 test_stream->buffer_->Clear(); | 596 test_stream->buffer_->Clear(); |
588 | 597 |
589 MockAudioSourceCallback mock_callback; | 598 MockAudioSourceCallback mock_callback; |
590 EXPECT_CALL(mock_alsa_wrapper_, PcmState(_)) | 599 EXPECT_CALL(mock_alsa_wrapper_, PcmState(_)) |
591 .WillOnce(Return(SND_PCM_STATE_RUNNING)); | 600 .WillOnce(Return(SND_PCM_STATE_RUNNING)); |
592 EXPECT_CALL(mock_alsa_wrapper_, PcmDelay(_, _)) | 601 EXPECT_CALL(mock_alsa_wrapper_, PcmDelay(_, _)) |
593 .WillOnce(DoAll(SetArgumentPointee<1>(1), Return(0))); | 602 .WillOnce(DoAll(SetArgumentPointee<1>(1), Return(0))); |
594 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(_)) | 603 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(_)) |
595 .WillRepeatedly(Return(0)); // Buffer is full. | 604 .WillRepeatedly(Return(0)); // Buffer is full. |
596 | 605 |
597 // Return a partially filled packet. | 606 // Return a partially filled packet. |
598 EXPECT_CALL(mock_callback, OnMoreData(_, _, 0)) | 607 EXPECT_CALL(mock_callback, OnMoreData(tick_clock->NowTicks(), 0, _)) |
599 .WillOnce(DoAll(ClearBuffer(), Return(kTestFramesPerPacket / 2))); | 608 .WillOnce(DoAll(ClearBuffer(), Return(kTestFramesPerPacket / 2))); |
600 | 609 |
601 bool source_exhausted; | 610 bool source_exhausted; |
602 test_stream->set_source_callback(&mock_callback); | 611 test_stream->set_source_callback(&mock_callback); |
603 test_stream->packet_size_ = kTestPacketSize; | 612 test_stream->packet_size_ = kTestPacketSize; |
604 test_stream->BufferPacket(&source_exhausted); | 613 test_stream->BufferPacket(&source_exhausted); |
605 | 614 |
606 EXPECT_EQ(kTestPacketSize / 2, test_stream->buffer_->forward_bytes()); | 615 EXPECT_EQ(kTestPacketSize / 2, test_stream->buffer_->forward_bytes()); |
607 EXPECT_FALSE(source_exhausted); | 616 EXPECT_FALSE(source_exhausted); |
608 test_stream->Close(); | 617 test_stream->Close(); |
609 } | 618 } |
610 | 619 |
611 TEST_F(AlsaPcmOutputStreamTest, BufferPacket_Negative) { | 620 TEST_F(AlsaPcmOutputStreamTest, BufferPacket_Negative) { |
612 AlsaPcmOutputStream* test_stream = CreateStream(kTestChannelLayout); | 621 AlsaPcmOutputStream* test_stream = CreateStream(kTestChannelLayout); |
| 622 base::SimpleTestTickClock* const tick_clock = new base::SimpleTestTickClock(); |
| 623 tick_clock->SetNowTicks(base::TimeTicks::Now()); |
| 624 test_stream->SetTickClockForTesting(base::WrapUnique(tick_clock)); |
613 InitBuffer(test_stream); | 625 InitBuffer(test_stream); |
614 test_stream->buffer_->Clear(); | 626 test_stream->buffer_->Clear(); |
615 | 627 |
616 // Simulate where the underrun has occurred right after checking the delay. | 628 // Simulate where the underrun has occurred right after checking the delay. |
617 MockAudioSourceCallback mock_callback; | 629 MockAudioSourceCallback mock_callback; |
618 EXPECT_CALL(mock_alsa_wrapper_, PcmState(_)) | 630 EXPECT_CALL(mock_alsa_wrapper_, PcmState(_)) |
619 .WillOnce(Return(SND_PCM_STATE_RUNNING)); | 631 .WillOnce(Return(SND_PCM_STATE_RUNNING)); |
620 EXPECT_CALL(mock_alsa_wrapper_, PcmDelay(_, _)) | 632 EXPECT_CALL(mock_alsa_wrapper_, PcmDelay(_, _)) |
621 .WillOnce(DoAll(SetArgumentPointee<1>(-1), Return(0))); | 633 .WillOnce(DoAll(SetArgumentPointee<1>(-1), Return(0))); |
622 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(_)) | 634 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(_)) |
623 .WillRepeatedly(Return(0)); // Buffer is full. | 635 .WillRepeatedly(Return(0)); // Buffer is full. |
624 EXPECT_CALL(mock_callback, OnMoreData(_, _, 0)) | 636 EXPECT_CALL(mock_callback, OnMoreData(tick_clock->NowTicks(), 0, _)) |
625 .WillOnce(DoAll(ClearBuffer(), Return(kTestFramesPerPacket / 2))); | 637 .WillOnce(DoAll(ClearBuffer(), Return(kTestFramesPerPacket / 2))); |
626 | 638 |
627 bool source_exhausted; | 639 bool source_exhausted; |
628 test_stream->set_source_callback(&mock_callback); | 640 test_stream->set_source_callback(&mock_callback); |
629 test_stream->packet_size_ = kTestPacketSize; | 641 test_stream->packet_size_ = kTestPacketSize; |
630 test_stream->BufferPacket(&source_exhausted); | 642 test_stream->BufferPacket(&source_exhausted); |
631 | 643 |
632 EXPECT_EQ(kTestPacketSize / 2, test_stream->buffer_->forward_bytes()); | 644 EXPECT_EQ(kTestPacketSize / 2, test_stream->buffer_->forward_bytes()); |
633 EXPECT_FALSE(source_exhausted); | 645 EXPECT_FALSE(source_exhausted); |
634 test_stream->Close(); | 646 test_stream->Close(); |
635 } | 647 } |
636 | 648 |
637 TEST_F(AlsaPcmOutputStreamTest, BufferPacket_Underrun) { | 649 TEST_F(AlsaPcmOutputStreamTest, BufferPacket_Underrun) { |
638 AlsaPcmOutputStream* test_stream = CreateStream(kTestChannelLayout); | 650 AlsaPcmOutputStream* test_stream = CreateStream(kTestChannelLayout); |
| 651 base::SimpleTestTickClock* const tick_clock = new base::SimpleTestTickClock(); |
| 652 tick_clock->SetNowTicks(base::TimeTicks::Now()); |
| 653 test_stream->SetTickClockForTesting(base::WrapUnique(tick_clock)); |
639 InitBuffer(test_stream); | 654 InitBuffer(test_stream); |
640 test_stream->buffer_->Clear(); | 655 test_stream->buffer_->Clear(); |
641 | 656 |
642 // If ALSA has underrun then we should assume a delay of zero. | 657 // If ALSA has underrun then we should assume a delay of zero. |
643 MockAudioSourceCallback mock_callback; | 658 MockAudioSourceCallback mock_callback; |
644 EXPECT_CALL(mock_alsa_wrapper_, PcmState(_)) | 659 EXPECT_CALL(mock_alsa_wrapper_, PcmState(_)) |
645 .WillOnce(Return(SND_PCM_STATE_XRUN)); | 660 .WillOnce(Return(SND_PCM_STATE_XRUN)); |
646 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(_)) | 661 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(_)) |
647 .WillRepeatedly(Return(0)); // Buffer is full. | 662 .WillRepeatedly(Return(0)); // Buffer is full. |
648 EXPECT_CALL(mock_callback, OnMoreData(_, 0, 0)) | 663 EXPECT_CALL(mock_callback, OnMoreData(tick_clock->NowTicks(), 0, _)) |
649 .WillOnce(DoAll(ClearBuffer(), Return(kTestFramesPerPacket / 2))); | 664 .WillOnce(DoAll(ClearBuffer(), Return(kTestFramesPerPacket / 2))); |
650 | 665 |
651 bool source_exhausted; | 666 bool source_exhausted; |
652 test_stream->set_source_callback(&mock_callback); | 667 test_stream->set_source_callback(&mock_callback); |
653 test_stream->packet_size_ = kTestPacketSize; | 668 test_stream->packet_size_ = kTestPacketSize; |
654 test_stream->BufferPacket(&source_exhausted); | 669 test_stream->BufferPacket(&source_exhausted); |
655 | 670 |
656 EXPECT_EQ(kTestPacketSize / 2, test_stream->buffer_->forward_bytes()); | 671 EXPECT_EQ(kTestPacketSize / 2, test_stream->buffer_->forward_bytes()); |
657 EXPECT_FALSE(source_exhausted); | 672 EXPECT_FALSE(source_exhausted); |
658 test_stream->Close(); | 673 test_stream->Close(); |
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858 | 873 |
859 // TODO(ajwong): Find a way to test whether or not another task has been | 874 // TODO(ajwong): Find a way to test whether or not another task has been |
860 // posted so we can verify that the Alsa code will indeed break the task | 875 // posted so we can verify that the Alsa code will indeed break the task |
861 // posting loop. | 876 // posting loop. |
862 | 877 |
863 test_stream->TransitionTo(AlsaPcmOutputStream::kIsClosed); | 878 test_stream->TransitionTo(AlsaPcmOutputStream::kIsClosed); |
864 test_stream->Close(); | 879 test_stream->Close(); |
865 } | 880 } |
866 | 881 |
867 } // namespace media | 882 } // namespace media |
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