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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/run_loop.h" | 8 #include "base/run_loop.h" |
9 #include "base/strings/stringprintf.h" | 9 #include "base/strings/stringprintf.h" |
10 #include "base/test/test_message_loop.h" | 10 #include "base/test/test_message_loop.h" |
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425 .WillOnce(Return(0)); | 425 .WillOnce(Return(0)); |
426 EXPECT_CALL(mock_alsa_wrapper_, PcmPrepare(kFakeHandle)) | 426 EXPECT_CALL(mock_alsa_wrapper_, PcmPrepare(kFakeHandle)) |
427 .WillOnce(Return(0)); | 427 .WillOnce(Return(0)); |
428 | 428 |
429 // Expect the pre-roll. | 429 // Expect the pre-roll. |
430 MockAudioSourceCallback mock_callback; | 430 MockAudioSourceCallback mock_callback; |
431 EXPECT_CALL(mock_alsa_wrapper_, PcmState(kFakeHandle)) | 431 EXPECT_CALL(mock_alsa_wrapper_, PcmState(kFakeHandle)) |
432 .WillRepeatedly(Return(SND_PCM_STATE_RUNNING)); | 432 .WillRepeatedly(Return(SND_PCM_STATE_RUNNING)); |
433 EXPECT_CALL(mock_alsa_wrapper_, PcmDelay(kFakeHandle, _)) | 433 EXPECT_CALL(mock_alsa_wrapper_, PcmDelay(kFakeHandle, _)) |
434 .WillRepeatedly(DoAll(SetArgumentPointee<1>(0), Return(0))); | 434 .WillRepeatedly(DoAll(SetArgumentPointee<1>(0), Return(0))); |
435 EXPECT_CALL(mock_callback, OnMoreData(_, _, 0)) | 435 EXPECT_CALL(mock_callback, OnMoreData(_, _, 0, AudioTimestamp())) |
436 .WillRepeatedly(DoAll(ClearBuffer(), Return(kTestFramesPerPacket))); | 436 .WillRepeatedly(DoAll(ClearBuffer(), Return(kTestFramesPerPacket))); |
437 EXPECT_CALL(mock_alsa_wrapper_, PcmWritei(kFakeHandle, _, _)) | 437 EXPECT_CALL(mock_alsa_wrapper_, PcmWritei(kFakeHandle, _, _)) |
438 .WillRepeatedly(Return(kTestFramesPerPacket)); | 438 .WillRepeatedly(Return(kTestFramesPerPacket)); |
439 | 439 |
440 // Expect scheduling. | 440 // Expect scheduling. |
441 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(kFakeHandle)) | 441 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(kFakeHandle)) |
442 .Times(AtLeast(2)) | 442 .Times(AtLeast(2)) |
443 .WillRepeatedly(Return(kTestFramesPerPacket)); | 443 .WillRepeatedly(Return(kTestFramesPerPacket)); |
444 | 444 |
445 test_stream->Start(&mock_callback); | 445 test_stream->Start(&mock_callback); |
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588 | 588 |
589 MockAudioSourceCallback mock_callback; | 589 MockAudioSourceCallback mock_callback; |
590 EXPECT_CALL(mock_alsa_wrapper_, PcmState(_)) | 590 EXPECT_CALL(mock_alsa_wrapper_, PcmState(_)) |
591 .WillOnce(Return(SND_PCM_STATE_RUNNING)); | 591 .WillOnce(Return(SND_PCM_STATE_RUNNING)); |
592 EXPECT_CALL(mock_alsa_wrapper_, PcmDelay(_, _)) | 592 EXPECT_CALL(mock_alsa_wrapper_, PcmDelay(_, _)) |
593 .WillOnce(DoAll(SetArgumentPointee<1>(1), Return(0))); | 593 .WillOnce(DoAll(SetArgumentPointee<1>(1), Return(0))); |
594 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(_)) | 594 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(_)) |
595 .WillRepeatedly(Return(0)); // Buffer is full. | 595 .WillRepeatedly(Return(0)); // Buffer is full. |
596 | 596 |
597 // Return a partially filled packet. | 597 // Return a partially filled packet. |
598 EXPECT_CALL(mock_callback, OnMoreData(_, _, 0)) | 598 EXPECT_CALL(mock_callback, OnMoreData(_, _, 0, AudioTimestamp())) |
599 .WillOnce(DoAll(ClearBuffer(), Return(kTestFramesPerPacket / 2))); | 599 .WillOnce(DoAll(ClearBuffer(), Return(kTestFramesPerPacket / 2))); |
600 | 600 |
601 bool source_exhausted; | 601 bool source_exhausted; |
602 test_stream->set_source_callback(&mock_callback); | 602 test_stream->set_source_callback(&mock_callback); |
603 test_stream->packet_size_ = kTestPacketSize; | 603 test_stream->packet_size_ = kTestPacketSize; |
604 test_stream->BufferPacket(&source_exhausted); | 604 test_stream->BufferPacket(&source_exhausted); |
605 | 605 |
606 EXPECT_EQ(kTestPacketSize / 2, test_stream->buffer_->forward_bytes()); | 606 EXPECT_EQ(kTestPacketSize / 2, test_stream->buffer_->forward_bytes()); |
607 EXPECT_FALSE(source_exhausted); | 607 EXPECT_FALSE(source_exhausted); |
608 test_stream->Close(); | 608 test_stream->Close(); |
609 } | 609 } |
610 | 610 |
611 TEST_F(AlsaPcmOutputStreamTest, BufferPacket_Negative) { | 611 TEST_F(AlsaPcmOutputStreamTest, BufferPacket_Negative) { |
612 AlsaPcmOutputStream* test_stream = CreateStream(kTestChannelLayout); | 612 AlsaPcmOutputStream* test_stream = CreateStream(kTestChannelLayout); |
613 InitBuffer(test_stream); | 613 InitBuffer(test_stream); |
614 test_stream->buffer_->Clear(); | 614 test_stream->buffer_->Clear(); |
615 | 615 |
616 // Simulate where the underrun has occurred right after checking the delay. | 616 // Simulate where the underrun has occurred right after checking the delay. |
617 MockAudioSourceCallback mock_callback; | 617 MockAudioSourceCallback mock_callback; |
618 EXPECT_CALL(mock_alsa_wrapper_, PcmState(_)) | 618 EXPECT_CALL(mock_alsa_wrapper_, PcmState(_)) |
619 .WillOnce(Return(SND_PCM_STATE_RUNNING)); | 619 .WillOnce(Return(SND_PCM_STATE_RUNNING)); |
620 EXPECT_CALL(mock_alsa_wrapper_, PcmDelay(_, _)) | 620 EXPECT_CALL(mock_alsa_wrapper_, PcmDelay(_, _)) |
621 .WillOnce(DoAll(SetArgumentPointee<1>(-1), Return(0))); | 621 .WillOnce(DoAll(SetArgumentPointee<1>(-1), Return(0))); |
622 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(_)) | 622 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(_)) |
623 .WillRepeatedly(Return(0)); // Buffer is full. | 623 .WillRepeatedly(Return(0)); // Buffer is full. |
624 EXPECT_CALL(mock_callback, OnMoreData(_, _, 0)) | 624 EXPECT_CALL(mock_callback, OnMoreData(_, _, 0, AudioTimestamp())) |
625 .WillOnce(DoAll(ClearBuffer(), Return(kTestFramesPerPacket / 2))); | 625 .WillOnce(DoAll(ClearBuffer(), Return(kTestFramesPerPacket / 2))); |
626 | 626 |
627 bool source_exhausted; | 627 bool source_exhausted; |
628 test_stream->set_source_callback(&mock_callback); | 628 test_stream->set_source_callback(&mock_callback); |
629 test_stream->packet_size_ = kTestPacketSize; | 629 test_stream->packet_size_ = kTestPacketSize; |
630 test_stream->BufferPacket(&source_exhausted); | 630 test_stream->BufferPacket(&source_exhausted); |
631 | 631 |
632 EXPECT_EQ(kTestPacketSize / 2, test_stream->buffer_->forward_bytes()); | 632 EXPECT_EQ(kTestPacketSize / 2, test_stream->buffer_->forward_bytes()); |
633 EXPECT_FALSE(source_exhausted); | 633 EXPECT_FALSE(source_exhausted); |
634 test_stream->Close(); | 634 test_stream->Close(); |
635 } | 635 } |
636 | 636 |
637 TEST_F(AlsaPcmOutputStreamTest, BufferPacket_Underrun) { | 637 TEST_F(AlsaPcmOutputStreamTest, BufferPacket_Underrun) { |
638 AlsaPcmOutputStream* test_stream = CreateStream(kTestChannelLayout); | 638 AlsaPcmOutputStream* test_stream = CreateStream(kTestChannelLayout); |
639 InitBuffer(test_stream); | 639 InitBuffer(test_stream); |
640 test_stream->buffer_->Clear(); | 640 test_stream->buffer_->Clear(); |
641 | 641 |
642 // If ALSA has underrun then we should assume a delay of zero. | 642 // If ALSA has underrun then we should assume a delay of zero. |
643 MockAudioSourceCallback mock_callback; | 643 MockAudioSourceCallback mock_callback; |
644 EXPECT_CALL(mock_alsa_wrapper_, PcmState(_)) | 644 EXPECT_CALL(mock_alsa_wrapper_, PcmState(_)) |
645 .WillOnce(Return(SND_PCM_STATE_XRUN)); | 645 .WillOnce(Return(SND_PCM_STATE_XRUN)); |
646 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(_)) | 646 EXPECT_CALL(mock_alsa_wrapper_, PcmAvailUpdate(_)) |
647 .WillRepeatedly(Return(0)); // Buffer is full. | 647 .WillRepeatedly(Return(0)); // Buffer is full. |
648 EXPECT_CALL(mock_callback, OnMoreData(_, 0, 0)) | 648 EXPECT_CALL(mock_callback, OnMoreData(_, 0, 0, AudioTimestamp())) |
649 .WillOnce(DoAll(ClearBuffer(), Return(kTestFramesPerPacket / 2))); | 649 .WillOnce(DoAll(ClearBuffer(), Return(kTestFramesPerPacket / 2))); |
650 | 650 |
651 bool source_exhausted; | 651 bool source_exhausted; |
652 test_stream->set_source_callback(&mock_callback); | 652 test_stream->set_source_callback(&mock_callback); |
653 test_stream->packet_size_ = kTestPacketSize; | 653 test_stream->packet_size_ = kTestPacketSize; |
654 test_stream->BufferPacket(&source_exhausted); | 654 test_stream->BufferPacket(&source_exhausted); |
655 | 655 |
656 EXPECT_EQ(kTestPacketSize / 2, test_stream->buffer_->forward_bytes()); | 656 EXPECT_EQ(kTestPacketSize / 2, test_stream->buffer_->forward_bytes()); |
657 EXPECT_FALSE(source_exhausted); | 657 EXPECT_FALSE(source_exhausted); |
658 test_stream->Close(); | 658 test_stream->Close(); |
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858 | 858 |
859 // TODO(ajwong): Find a way to test whether or not another task has been | 859 // 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 | 860 // posted so we can verify that the Alsa code will indeed break the task |
861 // posting loop. | 861 // posting loop. |
862 | 862 |
863 test_stream->TransitionTo(AlsaPcmOutputStream::kIsClosed); | 863 test_stream->TransitionTo(AlsaPcmOutputStream::kIsClosed); |
864 test_stream->Close(); | 864 test_stream->Close(); |
865 } | 865 } |
866 | 866 |
867 } // namespace media | 867 } // namespace media |
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