// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include <stddef.h>
#include <stdint.h>

#include <memory>
#include <utility>

#include "base/bind.h"
#include "base/command_line.h"
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/run_loop.h"
#include "base/strings/string_split.h"
#include "base/strings/string_util.h"
#include "base/threading/thread_task_runner_handle.h"
#include "build/build_config.h"
#include "media/base/cdm_callback_promise.h"
#include "media/base/cdm_key_information.h"
#include "media/base/decoder_buffer.h"
#include "media/base/media.h"
#include "media/base/media_switches.h"
#include "media/base/media_tracks.h"
#include "media/base/mock_media_log.h"
#include "media/base/test_data_util.h"
#include "media/base/timestamp_constants.h"
#include "media/cdm/aes_decryptor.h"
#include "media/cdm/json_web_key.h"
#include "media/media_features.h"
#include "media/renderers/renderer_impl.h"
#include "media/test/fake_encrypted_media.h"
#include "media/test/mock_media_source.h"
#include "media/test/pipeline_integration_test_base.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "third_party/libaom/av1_features.h"
#include "url/gurl.h"

#if defined(MOJO_RENDERER)
#include "media/mojo/clients/mojo_renderer.h"
#include "media/mojo/interfaces/interface_factory.mojom.h"
#include "media/mojo/interfaces/renderer.mojom.h"
#include "services/service_manager/public/cpp/connect.h"
#include "services/service_manager/public/cpp/service_test.h"

// TODO(dalecurtis): The mojo renderer is in another process, so we have no way
// currently to get hashes for video and audio samples.  This also means that
// real audio plays out for each test.
#define EXPECT_HASH_EQ(a, b)
#define EXPECT_VIDEO_FORMAT_EQ(a, b)
#define EXPECT_COLOR_SPACE_EQ(a, b)

// TODO(xhwang): EME support is not complete for the mojo renderer, so all
// encrypted tests are currently disabled.
#define DISABLE_EME_TESTS 1

// TODO(xhwang,dalecurtis): Text tracks are not currently supported by the mojo
// renderer.
#define DISABLE_TEXT_TRACK_TESTS 1

#else
#define EXPECT_HASH_EQ(a, b) EXPECT_EQ(a, b)
#define EXPECT_VIDEO_FORMAT_EQ(a, b) EXPECT_EQ(a, b)
#define EXPECT_COLOR_SPACE_EQ(a, b) EXPECT_EQ(a, b)
#endif  // defined(MOJO_RENDERER)

#if defined(DISABLE_EME_TESTS)
#define MAYBE_EME(test) DISABLED_##test
#else
#define MAYBE_EME(test) test
#endif

// To use MAYBE_EME in a parameterized test fixture, don't directly use TEST_P
// (because "MAYBE_EME" will literally be used as part of the test name).
// Instead, use this wrapper macro to ensure that this first level of  parameter
// expansion is done before the INSTANTIATE_TEST_CASE_P macro is processed.
// For precedent, see similar IN_PROC_BROWSER_TEST_P definition.
#define MAYBE_EME_TEST_P(fixture, test) TEST_P(fixture, test)

#if defined(DISABLE_TEXT_TRACK_TESTS)
#define MAYBE_TEXT(test) DISABLED_##test
#else
#define MAYBE_TEXT(test) test
#endif

using ::testing::_;
using ::testing::AnyNumber;
using ::testing::AtLeast;
using ::testing::AtMost;
using ::testing::HasSubstr;
using ::testing::SaveArg;

namespace {

// See https://crbug.com/718641 and kMseBufferByPts. This controls which kind of
// buffering implementation is constructed and tested in MSE portion of these
// tests.
enum class BufferingApi { kLegacyByDts, kNewByPts };

}  // namespace

namespace media {

#if BUILDFLAG(ENABLE_AV1_DECODER)
// TODO(dalecurtis): This is not the correct final string. Fix before enabling
// by default. http://crbug.com/784607
const char kWebMAV1[] = "video/webm; codecs=\"av1\"";
#endif

const char kWebM[] = "video/webm; codecs=\"vp8,vorbis\"";
const char kWebMVP9[] = "video/webm; codecs=\"vp9\"";
const char kAudioOnlyWebM[] = "video/webm; codecs=\"vorbis\"";
const char kOpusAudioOnlyWebM[] = "video/webm; codecs=\"opus\"";
const char kVideoOnlyWebM[] = "video/webm; codecs=\"vp8\"";
const char kMP4VideoVP9[] =
    "video/mp4; codecs=\"vp09.00.10.08.01.02.02.02.00\"";
const char kMP4AudioFlac[] = "audio/mp4; codecs=\"flac\"";
const char kMP3[] = "audio/mpeg";
#if BUILDFLAG(ENABLE_AV1_DECODER)
// TODO(dalecurtis): This is not the correct final string. Fix before enabling
// by default. http://crbug.com/784607
const char kMP4AV1[] = "video/mp4; codecs=\"av1\"";
#endif  // BUILDFLAG(ENABLE_AV1_DECODER)
#if BUILDFLAG(USE_PROPRIETARY_CODECS)
const char kADTS[] = "audio/aac";
const char kMP4[] = "video/mp4; codecs=\"avc1.4D4041,mp4a.40.2\"";
const char kMP4VideoAVC3[] = "video/mp4; codecs=\"avc3.64001f\"";
const char kMP4VideoHEVC1[] = "video/mp4; codecs=\"hvc1.1.6.L93.B0\"";
const char kMP4VideoHEVC2[] = "video/mp4; codecs=\"hev1.1.6.L93.B0\"";
const char kMP4Video[] = "video/mp4; codecs=\"avc1.4D4041\"";
const char kMP4Audio[] = "audio/mp4; codecs=\"mp4a.40.2\"";
const char kMP2AudioSBR[] = "video/mp2t; codecs=\"avc1.4D4041,mp4a.40.5\"";
#endif  // BUILDFLAG(USE_PROPRIETARY_CODECS)

// Constants for the Media Source config change tests.
const int kAppendTimeSec = 1;
const int kAppendTimeMs = kAppendTimeSec * 1000;
const int k320WebMFileDurationMs = 2736;
const int k640WebMFileDurationMs = 2749;
const int kOpusEndTrimmingWebMFileDurationMs = 2741;
const int kVP9WebMFileDurationMs = 2736;
const int kVP8AWebMFileDurationMs = 2734;

#if !defined(MOJO_RENDERER)
static const char kSfxLosslessHash[] = "3.03,2.86,2.99,3.31,3.57,4.06,";

#if defined(OPUS_FIXED_POINT)
// NOTE: Hashes are specific to ARM devices. x86 will not match.
static const char kOpusEndTrimmingHash_1[] =
    "-4.57,-5.66,-6.52,-6.30,-4.37,-3.61,";
static const char kOpusEndTrimmingHash_2[] =
    "-11.91,-11.11,-8.27,-7.13,-7.86,-10.00,";
static const char kOpusEndTrimmingHash_3[] =
    "-13.31,-14.38,-13.70,-11.71,-10.21,-10.49,";
static const char kOpusSmallCodecDelayHash_1[] =
    "-0.48,-0.09,1.27,1.06,1.54,-0.22,";
static const char kOpusSmallCodecDelayHash_2[] =
    "0.29,0.14,-0.20,0.24,0.68,0.83,";
#else
// Hash for a full playthrough of "opus-trimming-test.(webm|ogg)".
static const char kOpusEndTrimmingHash_1[] =
    "-4.56,-5.65,-6.51,-6.29,-4.36,-3.59,";
// The above hash, plus an additional playthrough starting from T=1s.
static const char kOpusEndTrimmingHash_2[] =
    "-11.89,-11.09,-8.25,-7.11,-7.84,-9.97,";
// The above hash, plus an additional playthrough starting from T=6.36s.
static const char kOpusEndTrimmingHash_3[] =
    "-13.28,-14.35,-13.67,-11.68,-10.18,-10.46,";
// Hash for a full playthrough of "bear-opus.webm".
static const char kOpusSmallCodecDelayHash_1[] =
    "-0.47,-0.09,1.28,1.07,1.55,-0.22,";
// The above hash, plus an additional playthrough starting from T=1.414s.
static const char kOpusSmallCodecDelayHash_2[] =
    "0.31,0.15,-0.18,0.25,0.70,0.84,";
#endif  // defined(OPUS_FIXED_POINT)
#endif  // !defined(MOJO_RENDERER)

#if BUILDFLAG(USE_PROPRIETARY_CODECS)
const int k640IsoFileDurationMs = 2737;
const int k640IsoCencFileDurationMsByDts = 2736;
const int k640IsoCencFileDurationMsByPts = 2769;
const int k1280IsoFileDurationMs = 2736;
const int k1280IsoFileDurationMsAVByPts = 2763;
const int k1280IsoAVC3FileDurationMs = 2736;
#endif  // BUILDFLAG(USE_PROPRIETARY_CODECS)

// Return a timeline offset for bear-320x240-live.webm.
static base::Time kLiveTimelineOffset() {
  // The file contians the following UTC timeline offset:
  // 2012-11-10 12:34:56.789123456
  // Since base::Time only has a resolution of microseconds,
  // construct a base::Time for 2012-11-10 12:34:56.789123.
  base::Time::Exploded exploded_time;
  exploded_time.year = 2012;
  exploded_time.month = 11;
  exploded_time.day_of_month = 10;
  exploded_time.day_of_week = 6;
  exploded_time.hour = 12;
  exploded_time.minute = 34;
  exploded_time.second = 56;
  exploded_time.millisecond = 789;
  base::Time timeline_offset;
  EXPECT_TRUE(base::Time::FromUTCExploded(exploded_time, &timeline_offset));

  timeline_offset += base::TimeDelta::FromMicroseconds(123);

  return timeline_offset;
}

enum PromiseResult { RESOLVED, REJECTED };

// Provides the test key in response to the encrypted event.
class KeyProvidingApp : public FakeEncryptedMedia::AppBase {
 public:
  KeyProvidingApp() = default;

  void OnResolveWithSession(PromiseResult expected,
                            const std::string& session_id) {
    EXPECT_EQ(expected, RESOLVED);
    EXPECT_GT(session_id.length(), 0ul);
    current_session_id_ = session_id;
  }

  void OnResolve(PromiseResult expected) { EXPECT_EQ(expected, RESOLVED); }

  void OnReject(PromiseResult expected,
                media::CdmPromise::Exception exception_code,
                uint32_t system_code,
                const std::string& error_message) {
    EXPECT_EQ(expected, REJECTED) << error_message;
  }

  std::unique_ptr<SimpleCdmPromise> CreatePromise(PromiseResult expected) {
    std::unique_ptr<media::SimpleCdmPromise> promise(
        new media::CdmCallbackPromise<>(
            base::Bind(&KeyProvidingApp::OnResolve, base::Unretained(this),
                       expected),
            base::Bind(&KeyProvidingApp::OnReject, base::Unretained(this),
                       expected)));
    return promise;
  }

  std::unique_ptr<NewSessionCdmPromise> CreateSessionPromise(
      PromiseResult expected) {
    std::unique_ptr<media::NewSessionCdmPromise> promise(
        new media::CdmCallbackPromise<std::string>(
            base::Bind(&KeyProvidingApp::OnResolveWithSession,
                       base::Unretained(this), expected),
            base::Bind(&KeyProvidingApp::OnReject, base::Unretained(this),
                       expected)));
    return promise;
  }

  void OnSessionMessage(const std::string& session_id,
                        CdmMessageType message_type,
                        const std::vector<uint8_t>& message,
                        AesDecryptor* decryptor) override {
    EXPECT_FALSE(session_id.empty());
    EXPECT_FALSE(message.empty());
    EXPECT_EQ(current_session_id_, session_id);
    EXPECT_EQ(CdmMessageType::LICENSE_REQUEST, message_type);

    // Extract the key ID from |message|. For Clear Key this is a JSON object
    // containing a set of "kids". There should only be 1 key ID in |message|.
    std::string message_string(message.begin(), message.end());
    KeyIdList key_ids;
    std::string error_message;
    EXPECT_TRUE(ExtractKeyIdsFromKeyIdsInitData(message_string, &key_ids,
                                                &error_message))
        << error_message;
    EXPECT_EQ(1u, key_ids.size());

    // Determine the key that matches the key ID |key_ids[0]|.
    std::vector<uint8_t> key;
    EXPECT_TRUE(LookupKey(key_ids[0], &key));

    // Update the session with the key ID and key.
    std::string jwk = GenerateJWKSet(key.data(), key.size(), key_ids[0].data(),
                                     key_ids[0].size());
    decryptor->UpdateSession(session_id,
                             std::vector<uint8_t>(jwk.begin(), jwk.end()),
                             CreatePromise(RESOLVED));
  }

  void OnSessionClosed(const std::string& session_id) override {
    EXPECT_EQ(current_session_id_, session_id);
  }

  void OnSessionKeysChange(const std::string& session_id,
                           bool has_additional_usable_key,
                           CdmKeysInfo keys_info) override {
    EXPECT_EQ(current_session_id_, session_id);
    EXPECT_EQ(has_additional_usable_key, true);
  }

  void OnSessionExpirationUpdate(const std::string& session_id,
                                 base::Time new_expiry_time) override {
    EXPECT_EQ(current_session_id_, session_id);
  }

  void OnEncryptedMediaInitData(EmeInitDataType init_data_type,
                                const std::vector<uint8_t>& init_data,
                                AesDecryptor* decryptor) override {
    // Since only 1 session is created, skip the request if the |init_data|
    // has been seen before (no need to add the same key again).
    if (init_data == prev_init_data_)
      return;
    prev_init_data_ = init_data;

    if (current_session_id_.empty()) {
      decryptor->CreateSessionAndGenerateRequest(
          CdmSessionType::TEMPORARY_SESSION, init_data_type, init_data,
          CreateSessionPromise(RESOLVED));
      EXPECT_FALSE(current_session_id_.empty());
    }
  }

  virtual bool LookupKey(const std::vector<uint8_t>& key_id,
                         std::vector<uint8_t>* key) {
    // No key rotation.
    return LookupTestKeyVector(key_id, false, key);
  }

  std::string current_session_id_;
  std::vector<uint8_t> prev_init_data_;
};

class RotatingKeyProvidingApp : public KeyProvidingApp {
 public:
  RotatingKeyProvidingApp() : num_distinct_need_key_calls_(0) {}
  ~RotatingKeyProvidingApp() override {
    // Expect that OnEncryptedMediaInitData is fired multiple times with
    // different |init_data|.
    EXPECT_GT(num_distinct_need_key_calls_, 1u);
  }

  void OnEncryptedMediaInitData(EmeInitDataType init_data_type,
                                const std::vector<uint8_t>& init_data,
                                AesDecryptor* decryptor) override {
    // Skip the request if the |init_data| has been seen.
    if (init_data == prev_init_data_)
      return;
    prev_init_data_ = init_data;
    ++num_distinct_need_key_calls_;

    decryptor->CreateSessionAndGenerateRequest(
        CdmSessionType::TEMPORARY_SESSION, init_data_type, init_data,
        CreateSessionPromise(RESOLVED));
  }

  bool LookupKey(const std::vector<uint8_t>& key_id,
                 std::vector<uint8_t>* key) override {
    // With key rotation.
    return LookupTestKeyVector(key_id, true, key);
  }

  uint32_t num_distinct_need_key_calls_;
};

// Ignores the encrypted event and does not perform a license request.
class NoResponseApp : public FakeEncryptedMedia::AppBase {
 public:
  void OnSessionMessage(const std::string& session_id,
                        CdmMessageType message_type,
                        const std::vector<uint8_t>& message,
                        AesDecryptor* decryptor) override {
    EXPECT_FALSE(session_id.empty());
    EXPECT_FALSE(message.empty());
    FAIL() << "Unexpected Message";
  }

  void OnSessionClosed(const std::string& session_id) override {
    EXPECT_FALSE(session_id.empty());
    FAIL() << "Unexpected Closed";
  }

  void OnSessionKeysChange(const std::string& session_id,
                           bool has_additional_usable_key,
                           CdmKeysInfo keys_info) override {
    EXPECT_FALSE(session_id.empty());
    EXPECT_EQ(has_additional_usable_key, true);
  }

  void OnSessionExpirationUpdate(const std::string& session_id,
                                 base::Time new_expiry_time) override {}

  void OnEncryptedMediaInitData(EmeInitDataType init_data_type,
                                const std::vector<uint8_t>& init_data,
                                AesDecryptor* decryptor) override {}
};

// A rough simulation of GpuVideoDecoder that fails every Decode() request. This
// is used to test post-Initialize() fallback paths.
class FailingVideoDecoder : public VideoDecoder {
 public:
  std::string GetDisplayName() const override { return "FailingVideoDecoder"; }
  void Initialize(const VideoDecoderConfig& config,
                  bool low_delay,
                  CdmContext* cdm_context,
                  const InitCB& init_cb,
                  const OutputCB& output_cb) override {
    init_cb.Run(true);
  }
  void Decode(const scoped_refptr<DecoderBuffer>& buffer,
              const DecodeCB& decode_cb) override {
    base::ThreadTaskRunnerHandle::Get()->PostTask(
        FROM_HERE, base::Bind(decode_cb, DecodeStatus::DECODE_ERROR));
  }
  void Reset(const base::Closure& closure) override { closure.Run(); }
  bool NeedsBitstreamConversion() const override { return true; }
};

// TODO(xhwang): These tests have been disabled for some time as apptests and no
//               longer pass. They need to be reconstituted as shell tests.
//               Currently there are compile issues which must be resolved,
//               preferably by eliminating multiple inheritance here which is
//               banned by Google C++ style.
#if defined(MOJO_RENDERER) && defined(ENABLE_MOJO_PIPELINE_INTEGRATION_TEST)
class PipelineIntegrationTest : public service_manager::test::ServiceTest,
                                public PipelineIntegrationTestBase {
 public:
  PipelineIntegrationTest()
      : service_manager::test::ServiceTest(
            "media_pipeline_integration_shelltests") {}

  void SetUp() override {
    ServiceTest::SetUp();
    InitializeMediaLibrary();
  }

 protected:
  std::unique_ptr<Renderer> CreateRenderer(
      CreateVideoDecodersCB prepend_video_decoders_cb,
      CreateAudioDecodersCB prepend_audio_decoders_cb) override {
    connector()->BindInterface("media", &media_interface_factory_);

    mojom::RendererPtr mojo_renderer;
    media_interface_factory_->CreateRenderer(std::string(),
                                             mojo::MakeRequest(&mojo_renderer));

    return std::make_unique<MojoRenderer>(message_loop_.task_runner(),
                                          std::move(mojo_renderer));
  }

 private:
  mojom::InterfaceFactoryPtr media_interface_factory_;
};
#else
class PipelineIntegrationTest : public testing::Test,
                                public PipelineIntegrationTestBase {
 public:
  // Verifies that seeking works properly for ChunkDemuxer when the
  // seek happens while there is a pending read on the ChunkDemuxer
  // and no data is available.
  bool TestSeekDuringRead(const std::string& filename,
                          const std::string& mimetype,
                          int initial_append_size,
                          base::TimeDelta start_seek_time,
                          base::TimeDelta seek_time,
                          int seek_file_position,
                          int seek_append_size) {
    MockMediaSource source(filename, mimetype, initial_append_size);

    if (StartPipelineWithMediaSource(&source, kNoClockless, nullptr) !=
        PIPELINE_OK) {
      return false;
    }

    Play();
    if (!WaitUntilCurrentTimeIsAfter(start_seek_time))
      return false;

    source.Seek(seek_time, seek_file_position, seek_append_size);
    if (!Seek(seek_time))
      return false;

    source.EndOfStream();

    source.Shutdown();
    Stop();
    return true;
  }
};
#endif  // defined(MOJO_RENDERER)

struct PlaybackTestData {
  const std::string filename;
  const uint32_t start_time_ms;
  const uint32_t duration_ms;
};

struct MSEPlaybackTestData {
  const std::string filename;
  const std::string mimetype;
  const size_t append_bytes;
  const uint32_t duration_ms;
};

// Tells gtest how to print our PlaybackTestData structure.
std::ostream& operator<<(std::ostream& os, const PlaybackTestData& data) {
  return os << data.filename;
}

std::ostream& operator<<(std::ostream& os, const MSEPlaybackTestData& data) {
  return os << data.filename;
}

class BasicPlaybackTest : public PipelineIntegrationTest,
                          public testing::WithParamInterface<PlaybackTestData> {
};

class BasicMSEPlaybackTest
    : public ::testing::WithParamInterface<MSEPlaybackTestData>,
      public PipelineIntegrationTest {
 protected:
  void PlayToEnd() {
    MSEPlaybackTestData data = GetParam();

    MockMediaSource source(data.filename, data.mimetype, data.append_bytes);
    ASSERT_EQ(PIPELINE_OK,
              StartPipelineWithMediaSource(&source, kNormal, nullptr));
    source.EndOfStream();

    EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
    EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
    EXPECT_EQ(data.duration_ms,
              pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

    Play();

    ASSERT_TRUE(WaitUntilOnEnded());

    EXPECT_TRUE(demuxer_->GetTimelineOffset().is_null());
    source.Shutdown();
    Stop();
  }
};

TEST_P(BasicPlaybackTest, PlayToEnd) {
  PlaybackTestData data = GetParam();

  ASSERT_EQ(PIPELINE_OK, Start(data.filename, kUnreliableDuration));
  EXPECT_EQ(data.start_time_ms, demuxer_->GetStartTime().InMilliseconds());
  EXPECT_EQ(data.duration_ms, pipeline_->GetMediaDuration().InMilliseconds());

  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

TEST_P(BasicMSEPlaybackTest, LegacyByDts_PlayToEnd) {
  base::test::ScopedFeatureList scoped_feature_list;
  scoped_feature_list.InitAndDisableFeature(media::kMseBufferByPts);
  PlayToEnd();
}

TEST_P(BasicMSEPlaybackTest, NewByPts_PlayToEnd) {
  base::test::ScopedFeatureList scoped_feature_list;
  scoped_feature_list.InitAndEnableFeature(media::kMseBufferByPts);
  PlayToEnd();
}

#if BUILDFLAG(USE_PROPRIETARY_CODECS)

const PlaybackTestData kADTSTests[] = {
    {"bear-audio-main-aac.aac", 0, 2724},
    {"bear-audio-lc-aac.aac", 0, 2717},
    {"bear-audio-implicit-he-aac-v1.aac", 0, 2812},
    {"bear-audio-implicit-he-aac-v2.aac", 0, 3047},
};

// TODO(chcunningham): Migrate other basic playback tests to TEST_P.
INSTANTIATE_TEST_CASE_P(ProprietaryCodecs,
                        BasicPlaybackTest,
                        testing::ValuesIn(kADTSTests));

const MSEPlaybackTestData kMediaSourceADTSTests[] = {
    {"bear-audio-main-aac.aac", kADTS, kAppendWholeFile, 2773},
    {"bear-audio-lc-aac.aac", kADTS, kAppendWholeFile, 2794},
    {"bear-audio-implicit-he-aac-v1.aac", kADTS, kAppendWholeFile, 2858},
    {"bear-audio-implicit-he-aac-v2.aac", kADTS, kAppendWholeFile, 2901},
};

// TODO(chcunningham): Migrate other basic MSE playback tests to TEST_P.
INSTANTIATE_TEST_CASE_P(ProprietaryCodecs,
                        BasicMSEPlaybackTest,
                        testing::ValuesIn(kMediaSourceADTSTests));

#endif  // BUILDFLAG(USE_PROPRIETARY_CODECS)

// Test parameter determines if media::kMseBufferByPts feature should be forced
// on or off for the test.
// Note, the BasicMSEPlaybackTest test fixture defines its own parameter type,
// so we need this sibling fixture type to test other MSE/EME cases in this file
// that use a different parameter type.
class MSEPipelineIntegrationTest
    : public ::testing::WithParamInterface<BufferingApi>,
      public PipelineIntegrationTest {
 public:
  MSEPipelineIntegrationTest() {
    buffering_api_ = GetParam();
    switch (buffering_api_) {
      case BufferingApi::kLegacyByDts:
        scoped_feature_list_.InitAndDisableFeature(media::kMseBufferByPts);
        break;
      case BufferingApi::kNewByPts:
        scoped_feature_list_.InitAndEnableFeature(media::kMseBufferByPts);
        break;
    }
  }

 protected:
  BufferingApi buffering_api_;
  base::test::ScopedFeatureList scoped_feature_list_;
};

TEST_F(PipelineIntegrationTest, BasicPlayback) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240.webm"));

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
}

TEST_F(PipelineIntegrationTest, BasicPlaybackOpusOgg) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-opus.ogg"));

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
}

TEST_F(PipelineIntegrationTest, BasicPlaybackOpusOgg_4ch_ChannelMapping2) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-opus-4ch-channelmapping2.ogg", kWebAudio));

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
}

TEST_F(PipelineIntegrationTest, BasicPlaybackOpusOgg_11ch_ChannelMapping2) {
  ASSERT_EQ(PIPELINE_OK,
            Start("bear-opus-11ch-channelmapping2.ogg", kWebAudio));

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
}

TEST_F(PipelineIntegrationTest, BasicPlaybackHashed) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240.webm", kHashed));

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());

  EXPECT_HASH_EQ("f0be120a90a811506777c99a2cdf7cc1", GetVideoHash());
  EXPECT_HASH_EQ("-3.59,-2.06,-0.43,2.15,0.77,-0.95,", GetAudioHash());
  EXPECT_TRUE(demuxer_->GetTimelineOffset().is_null());
}

base::TimeDelta TimestampMs(int milliseconds) {
  return base::TimeDelta::FromMilliseconds(milliseconds);
}

TEST_F(PipelineIntegrationTest, WaveLayoutChange) {
  ASSERT_EQ(PIPELINE_OK, Start("layout_change.wav"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

TEST_F(PipelineIntegrationTest, PlaybackTooManyChannels) {
  EXPECT_EQ(PIPELINE_ERROR_INITIALIZATION_FAILED, Start("9ch.wav"));
}

TEST_F(PipelineIntegrationTest, PlaybackWithAudioTrackDisabledThenEnabled) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240.webm", kHashed | kNoClockless));

  // Disable audio.
  std::vector<MediaTrack::Id> empty;
  pipeline_->OnEnabledAudioTracksChanged(empty);
  scoped_task_environment_.RunUntilIdle();

  // Seek to flush the pipeline and ensure there's no prerolled audio data.
  ASSERT_TRUE(Seek(base::TimeDelta()));

  Play();
  const base::TimeDelta k500ms = TimestampMs(500);
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(k500ms));
  Pause();

  // Verify that no audio has been played, since we disabled audio tracks.
  EXPECT_HASH_EQ(kNullAudioHash, GetAudioHash());

  // Re-enable audio.
  std::vector<MediaTrack::Id> audio_track_id;
  audio_track_id.push_back("2");
  pipeline_->OnEnabledAudioTracksChanged(audio_track_id);
  scoped_task_environment_.RunUntilIdle();

  // Restart playback from 500ms position.
  ASSERT_TRUE(Seek(k500ms));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());

  // Verify that audio has been playing after being enabled.
  EXPECT_HASH_EQ("-1.53,0.21,1.23,1.56,-0.34,-0.94,", GetAudioHash());
}

TEST_F(PipelineIntegrationTest, PlaybackWithVideoTrackDisabledThenEnabled) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240.webm", kHashed | kNoClockless));

  // Disable video.
  pipeline_->OnSelectedVideoTrackChanged(base::nullopt);
  scoped_task_environment_.RunUntilIdle();

  // Seek to flush the pipeline and ensure there's no prerolled video data.
  ASSERT_TRUE(Seek(base::TimeDelta()));

  // Reset the video hash in case some of the prerolled video frames have been
  // hashed already.
  ResetVideoHash();

  Play();
  const base::TimeDelta k500ms = TimestampMs(500);
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(k500ms));
  Pause();

  // Verify that no video has been rendered, since we disabled video tracks.
  EXPECT_HASH_EQ(kNullVideoHash, GetVideoHash());

  // Re-enable video.
  pipeline_->OnSelectedVideoTrackChanged(MediaTrack::Id("1"));
  scoped_task_environment_.RunUntilIdle();

  // Seek to flush video pipeline and reset the video hash again to clear state
  // if some prerolled frames got hashed after enabling video.
  ASSERT_TRUE(Seek(base::TimeDelta()));
  ResetVideoHash();

  // Restart playback from 500ms position.
  ASSERT_TRUE(Seek(k500ms));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());

  // Verify that video has been rendered after being enabled.
  EXPECT_HASH_EQ("fd59357dfd9c144ab4fb8181b2de32c3", GetVideoHash());
}

TEST_F(PipelineIntegrationTest, TrackStatusChangesBeforePipelineStarted) {
  std::vector<MediaTrack::Id> empty_track_ids;
  pipeline_->OnEnabledAudioTracksChanged(empty_track_ids);
  pipeline_->OnSelectedVideoTrackChanged(base::nullopt);
}

TEST_F(PipelineIntegrationTest, TrackStatusChangesAfterPipelineEnded) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240.webm", kHashed));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  std::vector<MediaTrack::Id> track_ids;
  // Disable audio track.
  pipeline_->OnEnabledAudioTracksChanged(track_ids);
  // Re-enable audio track.
  track_ids.push_back("2");
  pipeline_->OnEnabledAudioTracksChanged(track_ids);
  // Disable video track.
  pipeline_->OnSelectedVideoTrackChanged(base::nullopt);
  // Re-enable video track.
  pipeline_->OnSelectedVideoTrackChanged(MediaTrack::Id("1"));
}

TEST_F(PipelineIntegrationTest, TrackStatusChangesWhileSuspended) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240.webm", kHashed));
  Play();

  ASSERT_TRUE(Suspend());

  // These get triggered every time playback is resumed.
  EXPECT_CALL(*this, OnVideoNaturalSizeChange(gfx::Size(320, 240)))
      .Times(AnyNumber());
  EXPECT_CALL(*this, OnVideoOpacityChange(true)).Times(AnyNumber());

  std::vector<MediaTrack::Id> track_ids;

  // Disable audio track.
  pipeline_->OnEnabledAudioTracksChanged(track_ids);
  ASSERT_TRUE(Resume(TimestampMs(100)));
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(TimestampMs(200)));
  ASSERT_TRUE(Suspend());

  // Re-enable audio track.
  track_ids.push_back("2");
  pipeline_->OnEnabledAudioTracksChanged(track_ids);
  ASSERT_TRUE(Resume(TimestampMs(200)));
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(TimestampMs(300)));
  ASSERT_TRUE(Suspend());

  // Disable video track.
  pipeline_->OnSelectedVideoTrackChanged(base::nullopt);
  ASSERT_TRUE(Resume(TimestampMs(300)));
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(TimestampMs(400)));
  ASSERT_TRUE(Suspend());

  // Re-enable video track.
  pipeline_->OnSelectedVideoTrackChanged(MediaTrack::Id("1"));
  ASSERT_TRUE(Resume(TimestampMs(400)));
  ASSERT_TRUE(WaitUntilOnEnded());
}

TEST_F(PipelineIntegrationTest, ReinitRenderersWhileAudioTrackIsDisabled) {
  // This test is flaky without kNoClockless, see crbug.com/788387.
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240.webm", kNoClockless));
  Play();

  // These get triggered every time playback is resumed.
  EXPECT_CALL(*this, OnVideoNaturalSizeChange(gfx::Size(320, 240)))
      .Times(AnyNumber());
  EXPECT_CALL(*this, OnVideoOpacityChange(true)).Times(AnyNumber());

  // Disable the audio track.
  std::vector<MediaTrack::Id> track_ids;
  pipeline_->OnEnabledAudioTracksChanged(track_ids);
  // pipeline.Suspend() releases renderers and pipeline.Resume() recreates and
  // reinitializes renderers while the audio track is disabled.
  ASSERT_TRUE(Suspend());
  ASSERT_TRUE(Resume(TimestampMs(100)));
  // Now re-enable the audio track, playback should continue successfully.
  EXPECT_CALL(*this, OnBufferingStateChange(BUFFERING_HAVE_ENOUGH)).Times(1);
  track_ids.push_back("2");
  pipeline_->OnEnabledAudioTracksChanged(track_ids);
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(TimestampMs(200)));

  Stop();
}

TEST_F(PipelineIntegrationTest, ReinitRenderersWhileVideoTrackIsDisabled) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240.webm", kHashed | kNoClockless));
  Play();

  // These get triggered every time playback is resumed.
  EXPECT_CALL(*this, OnVideoNaturalSizeChange(gfx::Size(320, 240)))
      .Times(AnyNumber());
  EXPECT_CALL(*this, OnVideoOpacityChange(true)).Times(AnyNumber());

  // Disable the video track.
  pipeline_->OnSelectedVideoTrackChanged(base::nullopt);
  // pipeline.Suspend() releases renderers and pipeline.Resume() recreates and
  // reinitializes renderers while the video track is disabled.
  ASSERT_TRUE(Suspend());
  ASSERT_TRUE(Resume(TimestampMs(100)));
  // Now re-enable the video track, playback should continue successfully.
  pipeline_->OnSelectedVideoTrackChanged(MediaTrack::Id("1"));
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(TimestampMs(200)));

  Stop();
}

TEST_F(PipelineIntegrationTest, PipelineStoppedWhileAudioRestartPending) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240.webm"));
  Play();

  // Disable audio track first, to re-enable it later and stop the pipeline
  // (which destroys the media renderer) while audio restart is pending.
  std::vector<MediaTrack::Id> track_ids;
  pipeline_->OnEnabledAudioTracksChanged(track_ids);
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(TimestampMs(200)));

  track_ids.push_back("2");
  pipeline_->OnEnabledAudioTracksChanged(track_ids);
  Stop();
}

TEST_F(PipelineIntegrationTest, PipelineStoppedWhileVideoRestartPending) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240.webm"));
  Play();

  // Disable video track first, to re-enable it later and stop the pipeline
  // (which destroys the media renderer) while video restart is pending.
  pipeline_->OnSelectedVideoTrackChanged(base::nullopt);
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(TimestampMs(200)));

  pipeline_->OnSelectedVideoTrackChanged(MediaTrack::Id("1"));
  Stop();
}

TEST_F(PipelineIntegrationTest, SwitchAudioTrackDuringPlayback) {
  ASSERT_EQ(PIPELINE_OK,
            Start("multitrack-3video-2audio.webm", kHashed | kNoClockless));
  Play();
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(TimestampMs(100)));
  // The first audio track (TrackId=4) is enabled by default. This should
  // disable TrackId=4 and enable TrackId=5.
  std::vector<MediaTrack::Id> track_ids;
  track_ids.push_back("5");
  pipeline_->OnEnabledAudioTracksChanged(track_ids);
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(TimestampMs(200)));
  Stop();
}

TEST_F(PipelineIntegrationTest, SwitchVideoTrackDuringPlayback) {
  ASSERT_EQ(PIPELINE_OK,
            Start("multitrack-3video-2audio.webm", kHashed | kNoClockless));
  Play();
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(TimestampMs(100)));
  // The first video track (TrackId=1) is enabled by default. This should
  // disable TrackId=1 and enable TrackId=2.
  pipeline_->OnSelectedVideoTrackChanged(MediaTrack::Id("2"));
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(TimestampMs(200)));
  Stop();
}

TEST_F(PipelineIntegrationTest, BasicPlaybackOpusOggTrimmingHashed) {
  ASSERT_EQ(PIPELINE_OK, Start("opus-trimming-test.webm", kHashed));

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(kOpusEndTrimmingHash_1, GetAudioHash());

  // Seek within the pre-skip section, this should not cause a beep.
  ASSERT_TRUE(Seek(base::TimeDelta::FromSeconds(1)));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(kOpusEndTrimmingHash_2, GetAudioHash());

  // Seek somewhere outside of the pre-skip / end-trim section, demxuer should
  // correctly preroll enough to accurately decode this segment.
  ASSERT_TRUE(Seek(base::TimeDelta::FromMilliseconds(6360)));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(kOpusEndTrimmingHash_3, GetAudioHash());
}

TEST_F(PipelineIntegrationTest, BasicPlaybackOpusWebmTrimmingHashed) {
  ASSERT_EQ(PIPELINE_OK, Start("opus-trimming-test.webm", kHashed));

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(kOpusEndTrimmingHash_1, GetAudioHash());

  // Seek within the pre-skip section, this should not cause a beep.
  ASSERT_TRUE(Seek(base::TimeDelta::FromSeconds(1)));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(kOpusEndTrimmingHash_2, GetAudioHash());

  // Seek somewhere outside of the pre-skip / end-trim section, demxuer should
  // correctly preroll enough to accurately decode this segment.
  ASSERT_TRUE(Seek(base::TimeDelta::FromMilliseconds(6360)));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(kOpusEndTrimmingHash_3, GetAudioHash());
}

TEST_P(MSEPipelineIntegrationTest, BasicPlaybackOpusWebmTrimmingHashed) {
  MockMediaSource source("opus-trimming-test.webm", kOpusAudioOnlyWebM,
                         kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithMediaSource(&source, kHashed, nullptr));
  source.EndOfStream();

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(kOpusEndTrimmingHash_1, GetAudioHash());

  // Seek within the pre-skip section, this should not cause a beep.
  base::TimeDelta seek_time = base::TimeDelta::FromSeconds(1);
  source.Seek(seek_time);
  ASSERT_TRUE(Seek(seek_time));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(kOpusEndTrimmingHash_2, GetAudioHash());

  // Seek somewhere outside of the pre-skip / end-trim section, demuxer should
  // correctly preroll enough to accurately decode this segment.
  seek_time = base::TimeDelta::FromMilliseconds(6360);
  source.Seek(seek_time);
  ASSERT_TRUE(Seek(seek_time));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(kOpusEndTrimmingHash_3, GetAudioHash());
}

TEST_F(PipelineIntegrationTest, BasicPlaybackOpusPrerollExceedsCodecDelay) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-opus.webm", kHashed));

  AudioDecoderConfig config =
      demuxer_->GetFirstStream(DemuxerStream::AUDIO)->audio_decoder_config();

  // Verify that this file's preroll is not eclipsed by the codec delay so we
  // can detect when preroll is not properly performed.
  base::TimeDelta codec_delay = base::TimeDelta::FromSecondsD(
      static_cast<double>(config.codec_delay()) / config.samples_per_second());
  ASSERT_GT(config.seek_preroll(), codec_delay);

  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(kOpusSmallCodecDelayHash_1, GetAudioHash());

  // Seek halfway through the file to invoke seek preroll.
  ASSERT_TRUE(Seek(base::TimeDelta::FromSecondsD(1.414)));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(kOpusSmallCodecDelayHash_2, GetAudioHash());
}

TEST_P(MSEPipelineIntegrationTest, BasicPlaybackOpusPrerollExceedsCodecDelay) {
  MockMediaSource source("bear-opus.webm", kOpusAudioOnlyWebM,
                         kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithMediaSource(&source, kHashed, nullptr));
  source.EndOfStream();

  AudioDecoderConfig config =
      demuxer_->GetFirstStream(DemuxerStream::AUDIO)->audio_decoder_config();

  // Verify that this file's preroll is not eclipsed by the codec delay so we
  // can detect when preroll is not properly performed.
  base::TimeDelta codec_delay = base::TimeDelta::FromSecondsD(
      static_cast<double>(config.codec_delay()) / config.samples_per_second());
  ASSERT_GT(config.seek_preroll(), codec_delay);

  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(kOpusSmallCodecDelayHash_1, GetAudioHash());

  // Seek halfway through the file to invoke seek preroll.
  base::TimeDelta seek_time = base::TimeDelta::FromSecondsD(1.414);
  source.Seek(seek_time);
  ASSERT_TRUE(Seek(seek_time));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(kOpusSmallCodecDelayHash_2, GetAudioHash());
}

TEST_F(PipelineIntegrationTest, BasicPlaybackLive) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240-live.webm", kHashed));

  // Live stream does not have duration in the initialization segment.
  // It will be set after the entire file is available.
  EXPECT_CALL(*this, OnDurationChange()).Times(1);

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());

  EXPECT_HASH_EQ("f0be120a90a811506777c99a2cdf7cc1", GetVideoHash());
  EXPECT_HASH_EQ("-3.59,-2.06,-0.43,2.15,0.77,-0.95,", GetAudioHash());
  EXPECT_EQ(kLiveTimelineOffset(), demuxer_->GetTimelineOffset());
}

TEST_F(PipelineIntegrationTest, S32PlaybackHashed) {
  ASSERT_EQ(PIPELINE_OK, Start("sfx_s32le.wav", kHashed));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(std::string(kNullVideoHash), GetVideoHash());
  EXPECT_HASH_EQ(kSfxLosslessHash, GetAudioHash());
}

TEST_F(PipelineIntegrationTest, F32PlaybackHashed) {
  ASSERT_EQ(PIPELINE_OK, Start("sfx_f32le.wav", kHashed));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(std::string(kNullVideoHash), GetVideoHash());
  EXPECT_HASH_EQ(kSfxLosslessHash, GetAudioHash());
}

TEST_F(PipelineIntegrationTest, MAYBE_EME(BasicPlaybackEncrypted)) {
  FakeEncryptedMedia encrypted_media(new KeyProvidingApp());
  set_encrypted_media_init_data_cb(
      base::Bind(&FakeEncryptedMedia::OnEncryptedMediaInitData,
                 base::Unretained(&encrypted_media)));

  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240-av_enc-av.webm",
                               encrypted_media.GetCdmContext()));

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  Stop();
}

TEST_F(PipelineIntegrationTest, FlacPlaybackHashed) {
  ASSERT_EQ(PIPELINE_OK, Start("sfx.flac", kHashed));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(std::string(kNullVideoHash), GetVideoHash());
  EXPECT_HASH_EQ(kSfxLosslessHash, GetAudioHash());
}

TEST_P(MSEPipelineIntegrationTest, BasicPlayback) {
  MockMediaSource source("bear-320x240.webm", kWebM, 219229);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(k320WebMFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());

  EXPECT_TRUE(demuxer_->GetTimelineOffset().is_null());
  source.Shutdown();
  Stop();
}

TEST_P(MSEPipelineIntegrationTest, Eos_Before_Demuxer_Opened) {
  // After appending only a partial initialization segment, marking end of
  // stream should let the test complete with error indicating failure to open
  // demuxer. Here we append only the first 10 bytes of a test WebM, definitely
  // less than the ~4400 bytes needed to parse its full initialization segment.
  MockMediaSource source("bear-320x240.webm", kWebM, 10);
  source.set_do_eos_after_next_append(true);
  EXPECT_EQ(
      DEMUXER_ERROR_COULD_NOT_OPEN,
      StartPipelineWithMediaSource(&source, kExpectDemuxerFailure, nullptr));
}

TEST_P(MSEPipelineIntegrationTest, Corrupted_First_Media_Segment) {
  // After successful initialization segment append completing demuxer opening,
  // immediately append a corrupted media segment to trigger parse error while
  // pipeline is still completing renderer setup.
  MockMediaSource source("bear-320x240_corrupted_after_init_segment.webm",
                         kWebM, 4380);
  source.set_expect_append_success(false);
  EXPECT_EQ(CHUNK_DEMUXER_ERROR_APPEND_FAILED,
            StartPipelineWithMediaSource(&source));
}

TEST_P(MSEPipelineIntegrationTest, BasicPlayback_Live) {
  MockMediaSource source("bear-320x240-live.webm", kWebM, 219221);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(k320WebMFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());

  EXPECT_EQ(kLiveTimelineOffset(), demuxer_->GetTimelineOffset());
  source.Shutdown();
  Stop();
}

#if BUILDFLAG(ENABLE_AV1_DECODER)
TEST_P(MSEPipelineIntegrationTest, BasicPlayback_AV1_WebM) {
  base::test::ScopedFeatureList scoped_feature_list_;
  scoped_feature_list_.InitAndEnableFeature(kAv1Decoder);

  MockMediaSource source("bear-av1.webm", kWebMAV1, 79943);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(kVP9WebMFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}
#endif

TEST_P(MSEPipelineIntegrationTest, BasicPlayback_VP9_WebM) {
  MockMediaSource source("bear-vp9.webm", kWebMVP9, 67504);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(kVP9WebMFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

TEST_P(MSEPipelineIntegrationTest, BasicPlayback_VP9_BlockGroup_WebM) {
  MockMediaSource source("bear-vp9-blockgroup.webm", kWebMVP9, 67871);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(kVP9WebMFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

TEST_P(MSEPipelineIntegrationTest, BasicPlayback_VP8A_WebM) {
  MockMediaSource source("bear-vp8a.webm", kVideoOnlyWebM, kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(kVP8AWebMFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

TEST_P(MSEPipelineIntegrationTest, BasicPlayback_Opus_WebM) {
  MockMediaSource source("bear-opus-end-trimming.webm", kOpusAudioOnlyWebM,
                         kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(kOpusEndTrimmingWebMFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());
  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

// Flaky. http://crbug.com/304776
TEST_P(MSEPipelineIntegrationTest, DISABLED_Opus_Seeking_WebM) {
  MockMediaSource source("bear-opus-end-trimming.webm", kOpusAudioOnlyWebM,
                         kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithMediaSource(&source, kHashed, nullptr));

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(kOpusEndTrimmingWebMFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  base::TimeDelta start_seek_time = base::TimeDelta::FromMilliseconds(1000);
  base::TimeDelta seek_time = base::TimeDelta::FromMilliseconds(2000);

  Play();
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(start_seek_time));
  source.Seek(seek_time, 0x1D5, 34017);
  source.EndOfStream();
  ASSERT_TRUE(Seek(seek_time));

  ASSERT_TRUE(WaitUntilOnEnded());

  EXPECT_HASH_EQ("0.76,0.20,-0.82,-0.58,-1.29,-0.29,", GetAudioHash());

  source.Shutdown();
  Stop();
}

TEST_P(MSEPipelineIntegrationTest, ConfigChange_WebM) {
  MockMediaSource source("bear-320x240-16x9-aspect.webm", kWebM,
                         kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));

  const gfx::Size kNewSize(640, 360);
  EXPECT_CALL(*this, OnVideoConfigChange(::testing::Property(
                         &VideoDecoderConfig::natural_size, kNewSize)))
      .Times(1);
  EXPECT_CALL(*this, OnVideoNaturalSizeChange(kNewSize)).Times(1);
  scoped_refptr<DecoderBuffer> second_file =
      ReadTestDataFile("bear-640x360.webm");
  source.AppendAtTime(base::TimeDelta::FromSeconds(kAppendTimeSec),
                      second_file->data(), second_file->data_size());
  source.EndOfStream();

  Play();
  EXPECT_TRUE(WaitUntilOnEnded());

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(kAppendTimeMs + k640WebMFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  source.Shutdown();
  Stop();
}

TEST_P(MSEPipelineIntegrationTest, AudioConfigChange_WebM) {
  MockMediaSource source("bear-320x240-audio-only.webm", kAudioOnlyWebM,
                         kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));

  const int kNewSampleRate = 48000;
  EXPECT_CALL(*this,
              OnAudioConfigChange(::testing::Property(
                  &AudioDecoderConfig::samples_per_second, kNewSampleRate)))
      .Times(1);

  // A higher sample rate will cause the audio buffer durations to change. This
  // should not manifest as a timestamp gap in AudioTimestampValidator.
  // Timestamp expectations should be reset across config changes.
  EXPECT_MEDIA_LOG(Not(HasSubstr("Large timestamp gap detected")))
      .Times(AnyNumber());

  scoped_refptr<DecoderBuffer> second_file =
      ReadTestDataFile("bear-320x240-audio-only-48khz.webm");
  ASSERT_TRUE(source.AppendAtTime(base::TimeDelta::FromSeconds(kAppendTimeSec),
                                  second_file->data(),
                                  second_file->data_size()));
  source.EndOfStream();

  Play();
  EXPECT_TRUE(WaitUntilOnEnded());

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(3773, pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  source.Shutdown();
  Stop();
}

TEST_P(MSEPipelineIntegrationTest, Remove_Updates_BufferedRanges) {
  const char* input_filename = "bear-320x240.webm";
  MockMediaSource source(input_filename, kWebM, kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));

  auto buffered_ranges = pipeline_->GetBufferedTimeRanges();
  EXPECT_EQ(1u, buffered_ranges.size());
  EXPECT_EQ(0, buffered_ranges.start(0).InMilliseconds());
  EXPECT_EQ(k320WebMFileDurationMs, buffered_ranges.end(0).InMilliseconds());

  source.RemoveRange(base::TimeDelta::FromMilliseconds(1000),
                     base::TimeDelta::FromMilliseconds(k320WebMFileDurationMs));
  scoped_task_environment_.RunUntilIdle();

  buffered_ranges = pipeline_->GetBufferedTimeRanges();
  EXPECT_EQ(1u, buffered_ranges.size());
  EXPECT_EQ(0, buffered_ranges.start(0).InMilliseconds());
  EXPECT_EQ(1001, buffered_ranges.end(0).InMilliseconds());

  source.Shutdown();
  Stop();
}

// This test case imitates media playback with advancing media_time and
// continuously adding new data. At some point we should reach the buffering
// limit, after that MediaSource should evict some buffered data and that
// evicted data shold be reflected in the change of media::Pipeline buffered
// ranges (returned by GetBufferedTimeRanges). At that point the buffered ranges
// will no longer start at 0.
TEST_P(MSEPipelineIntegrationTest, FillUp_Buffer) {
  const char* input_filename = "bear-320x240.webm";
  MockMediaSource source(input_filename, kWebM, kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.SetMemoryLimits(1048576);

  scoped_refptr<DecoderBuffer> file = ReadTestDataFile(input_filename);

  auto buffered_ranges = pipeline_->GetBufferedTimeRanges();
  EXPECT_EQ(1u, buffered_ranges.size());
  do {
    // Advance media_time to the end of the currently buffered data
    base::TimeDelta media_time = buffered_ranges.end(0);
    source.Seek(media_time);
    // Ask MediaSource to evict buffered data if buffering limit has been
    // reached (the data will be evicted from the front of the buffered range).
    source.EvictCodedFrames(media_time, file->data_size());
    source.AppendAtTime(media_time, file->data(), file->data_size());
    scoped_task_environment_.RunUntilIdle();

    buffered_ranges = pipeline_->GetBufferedTimeRanges();
  } while (buffered_ranges.size() == 1 &&
           buffered_ranges.start(0) == base::TimeDelta::FromSeconds(0));

  EXPECT_EQ(1u, buffered_ranges.size());
  source.Shutdown();
  Stop();
}

TEST_P(MSEPipelineIntegrationTest, GCWithDisabledVideoStream) {
  const char* input_filename = "bear-320x240.webm";
  MockMediaSource source(input_filename, kWebM, kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  scoped_refptr<DecoderBuffer> file = ReadTestDataFile(input_filename);
  // The input file contains audio + video data. Assuming video data size is
  // larger than audio, so setting memory limits to half of file data_size will
  // ensure that video SourceBuffer is above memory limit and the audio
  // SourceBuffer is below the memory limit.
  source.SetMemoryLimits(file->data_size() / 2);

  // Disable the video track and start playback. Renderer won't read from the
  // disabled video stream, so the video stream read position should be 0.
  pipeline_->OnSelectedVideoTrackChanged(base::nullopt);
  Play();

  // Wait until audio playback advances past 2 seconds and call MSE GC algorithm
  // to prepare for more data to be appended.
  base::TimeDelta media_time = base::TimeDelta::FromSeconds(2);
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(media_time));
  // At this point the video SourceBuffer is over the memory limit (see the
  // SetMemoryLimits comment above), but MSE GC should be able to remove some
  // of video data and return true indicating success, even though no data has
  // been read from the disabled video stream and its read position is 0.
  ASSERT_TRUE(source.EvictCodedFrames(media_time, 10));

  source.Shutdown();
  Stop();
}

MAYBE_EME_TEST_P(MSEPipelineIntegrationTest,
                 MAYBE_EME(ConfigChange_Encrypted_WebM)) {
  MockMediaSource source("bear-320x240-16x9-aspect-av_enc-av.webm", kWebM,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new KeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  const gfx::Size kNewSize(640, 360);
  EXPECT_CALL(*this, OnVideoConfigChange(::testing::Property(
                         &VideoDecoderConfig::natural_size, kNewSize)))
      .Times(1);
  EXPECT_CALL(*this, OnVideoNaturalSizeChange(kNewSize)).Times(1);
  scoped_refptr<DecoderBuffer> second_file =
      ReadTestDataFile("bear-640x360-av_enc-av.webm");

  source.AppendAtTime(base::TimeDelta::FromSeconds(kAppendTimeSec),
                      second_file->data(), second_file->data_size());
  source.EndOfStream();

  Play();
  EXPECT_TRUE(WaitUntilOnEnded());

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(kAppendTimeMs + k640WebMFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  source.Shutdown();
  Stop();
}

MAYBE_EME_TEST_P(MSEPipelineIntegrationTest,
                 MAYBE_EME(ConfigChange_ClearThenEncrypted_WebM)) {
  MockMediaSource source("bear-320x240-16x9-aspect.webm", kWebM,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new KeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  const gfx::Size kNewSize(640, 360);
  EXPECT_CALL(*this, OnVideoConfigChange(::testing::Property(
                         &VideoDecoderConfig::natural_size, kNewSize)))
      .Times(1);
  EXPECT_CALL(*this, OnVideoNaturalSizeChange(kNewSize)).Times(1);
  scoped_refptr<DecoderBuffer> second_file =
      ReadTestDataFile("bear-640x360-av_enc-av.webm");

  source.AppendAtTime(base::TimeDelta::FromSeconds(kAppendTimeSec),
                      second_file->data(), second_file->data_size());
  source.EndOfStream();

  Play();
  EXPECT_TRUE(WaitUntilOnEnded());

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(kAppendTimeMs + k640WebMFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  source.Shutdown();
  Stop();
}

// Config change from encrypted to clear is allowed by the demuxer, and is
// supported by the Renderer.
MAYBE_EME_TEST_P(MSEPipelineIntegrationTest,
                 MAYBE_EME(ConfigChange_EncryptedThenClear_WebM)) {
  MockMediaSource source("bear-320x240-16x9-aspect-av_enc-av.webm", kWebM,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new KeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  const gfx::Size kNewSize(640, 360);
  EXPECT_CALL(*this, OnVideoConfigChange(::testing::Property(
                         &VideoDecoderConfig::natural_size, kNewSize)))
      .Times(1);
  EXPECT_CALL(*this, OnVideoNaturalSizeChange(kNewSize)).Times(1);
  scoped_refptr<DecoderBuffer> second_file =
      ReadTestDataFile("bear-640x360.webm");

  source.AppendAtTime(base::TimeDelta::FromSeconds(kAppendTimeSec),
                      second_file->data(), second_file->data_size());
  source.EndOfStream();

  Play();
  ASSERT_TRUE(WaitUntilOnEnded());

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(kAppendTimeMs + k640WebMFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  source.Shutdown();
  Stop();
}

#if defined(ARCH_CPU_X86_FAMILY) && !defined(OS_ANDROID)
TEST_F(PipelineIntegrationTest, BasicPlaybackHi10PVP9) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x180-hi10p-vp9.webm"));

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
}

TEST_F(PipelineIntegrationTest, BasicPlaybackHi12PVP9) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x180-hi12p-vp9.webm"));

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
}
#endif

#if BUILDFLAG(ENABLE_AV1_DECODER)
TEST_P(MSEPipelineIntegrationTest, BasicPlayback_AV1_MP4) {
  base::test::ScopedFeatureList scoped_feature_list_;
  scoped_feature_list_.InitAndEnableFeature(kAv1Decoder);
  MockMediaSource source("bear-av1.mp4", kMP4AV1, 80496);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(kVP9WebMFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}
#endif

TEST_P(MSEPipelineIntegrationTest, FlacInMp4_Hashed) {
  // The feature is disabled by default. Enable it.
  base::test::ScopedFeatureList features;
  features.InitAndEnableFeature(kMseFlacInIsobmff);

  MockMediaSource source("sfx-flac_frag.mp4", kMP4AudioFlac, kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithMediaSource(&source, kHashed, nullptr));
  source.EndOfStream();

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(288, pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(std::string(kNullVideoHash), GetVideoHash());
  EXPECT_HASH_EQ(kSfxLosslessHash, GetAudioHash());
}

TEST_F(PipelineIntegrationTest, BasicPlaybackHashed_MP3) {
  ASSERT_EQ(PIPELINE_OK, Start("sfx.mp3", kHashed));

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());

  // Verify codec delay and preroll are stripped.
  EXPECT_HASH_EQ("1.30,2.72,4.56,5.08,3.74,2.03,", GetAudioHash());
}

TEST_F(PipelineIntegrationTest, BasicPlaybackHashed_FlacInMp4) {
  ASSERT_EQ(PIPELINE_OK, Start("sfx-flac.mp4", kHashed));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ(std::string(kNullVideoHash), GetVideoHash());
  EXPECT_HASH_EQ(kSfxLosslessHash, GetAudioHash());
}

#if BUILDFLAG(ENABLE_AV1_DECODER)
TEST_F(PipelineIntegrationTest, BasicPlayback_VideoOnly_AV1_Mp4) {
  base::test::ScopedFeatureList scoped_feature_list_;
  scoped_feature_list_.InitAndEnableFeature(kAv1Decoder);
  ASSERT_EQ(PIPELINE_OK, Start("bear-av1.mp4"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}
#endif

class Mp3FastSeekParams {
 public:
  Mp3FastSeekParams(const char* filename, const char* hash)
      : filename(filename), hash(hash) {}
  const char* filename;
  const char* hash;
};

class Mp3FastSeekIntegrationTest
    : public PipelineIntegrationTest,
      public testing::WithParamInterface<Mp3FastSeekParams> {};

TEST_P(Mp3FastSeekIntegrationTest, FastSeekAccuracy_MP3) {
  Mp3FastSeekParams config = GetParam();
  ASSERT_EQ(PIPELINE_OK, Start(config.filename, kHashed));

  // The XING TOC is inaccurate. We don't use it for CBR, we tolerate it for VBR
  // (best option for fast seeking; see Mp3SeekFFmpegDemuxerTest). The chosen
  // seek time exposes inaccuracy in TOC such that the hash will change if seek
  // logic is regressed. See https://crbug.com/545914.
  //
  // Quick TOC design (not pretty!):
  // - All MP3 TOCs are 100 bytes
  // - Each byte is read as a uint8_t; value between 0 - 255.
  // - The index into this array is the numerator in the ratio: index / 100.
  //   This fraction represents a playback time as a percentage of duration.
  // - The value at the given index is the numerator in the ratio: value / 256.
  //   This fraction represents a byte offset as a percentage of the file size.
  //
  // For CBR files, each frame is the same size, so the offset for time of
  // (0.98 * duration) should be around (0.98 * file size). This is 250.88 / 256
  // but the numerator will be truncated in the TOC as 250, losing precision.
  base::TimeDelta seek_time(0.98 * pipeline_->GetMediaDuration());

  ASSERT_TRUE(Seek(seek_time));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());

  EXPECT_HASH_EQ(config.hash, GetAudioHash());
}

// CBR seeks should always be fast and accurate.
INSTANTIATE_TEST_CASE_P(
    CBRSeek_HasTOC,
    Mp3FastSeekIntegrationTest,
    ::testing::Values(Mp3FastSeekParams("bear-audio-10s-CBR-has-TOC.mp3",
                                        "-0.71,0.36,2.96,2.68,2.11,-1.08,")));

INSTANTIATE_TEST_CASE_P(
    CBRSeeks_NoTOC,
    Mp3FastSeekIntegrationTest,
    ::testing::Values(Mp3FastSeekParams("bear-audio-10s-CBR-no-TOC.mp3",
                                        "0.95,0.56,1.34,0.47,1.77,0.84,")));

// VBR seeks can be fast *OR* accurate, but not both. We chose fast.
INSTANTIATE_TEST_CASE_P(
    VBRSeeks_HasTOC,
    Mp3FastSeekIntegrationTest,
    ::testing::Values(Mp3FastSeekParams("bear-audio-10s-VBR-has-TOC.mp3",
                                        "-0.15,-0.83,0.54,1.00,1.94,0.93,")));

INSTANTIATE_TEST_CASE_P(
    VBRSeeks_NoTOC,
    Mp3FastSeekIntegrationTest,
    ::testing::Values(Mp3FastSeekParams("bear-audio-10s-VBR-no-TOC.mp3",
                                        "-0.22,0.80,1.19,0.73,-0.31,-1.12,")));

TEST_P(MSEPipelineIntegrationTest, MP3) {
  MockMediaSource source("sfx.mp3", kMP3, kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithMediaSource(&source, kHashed, nullptr));
  source.EndOfStream();

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(313, pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  Play();

  EXPECT_TRUE(WaitUntilOnEnded());

  // Verify that codec delay was stripped.
  EXPECT_HASH_EQ("1.01,2.71,4.18,4.32,3.04,1.12,", GetAudioHash());
}

TEST_P(MSEPipelineIntegrationTest, MP3_TimestampOffset) {
  MockMediaSource source("sfx.mp3", kMP3, kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  EXPECT_EQ(313, source.last_timestamp_offset().InMilliseconds());

  // There are 576 silent frames at the start of this mp3.  The second append
  // should trim them off.
  const base::TimeDelta mp3_preroll_duration =
      base::TimeDelta::FromSecondsD(576.0 / 44100);
  const base::TimeDelta append_time =
      source.last_timestamp_offset() - mp3_preroll_duration;

  scoped_refptr<DecoderBuffer> second_file = ReadTestDataFile("sfx.mp3");
  source.AppendAtTimeWithWindow(append_time, append_time + mp3_preroll_duration,
                                kInfiniteDuration, second_file->data(),
                                second_file->data_size());
  source.EndOfStream();

  Play();
  EXPECT_TRUE(WaitUntilOnEnded());

  EXPECT_EQ(613, source.last_timestamp_offset().InMilliseconds());
  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(613, pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());
}

TEST_P(MSEPipelineIntegrationTest, MP3_Icecast) {
  MockMediaSource source("icy_sfx.mp3", kMP3, kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();

  Play();

  EXPECT_TRUE(WaitUntilOnEnded());
}

#if BUILDFLAG(USE_PROPRIETARY_CODECS)

TEST_P(MSEPipelineIntegrationTest, ADTS) {
  MockMediaSource source("sfx.adts", kADTS, kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithMediaSource(&source, kHashed, nullptr));
  source.EndOfStream();

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(325, pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  Play();

  EXPECT_TRUE(WaitUntilOnEnded());

  // Verify that nothing was stripped.
  EXPECT_HASH_EQ("0.46,1.72,4.26,4.57,3.39,1.53,", GetAudioHash());
}

TEST_P(MSEPipelineIntegrationTest, ADTS_TimestampOffset) {
  MockMediaSource source("sfx.adts", kADTS, kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithMediaSource(&source, kHashed, nullptr));
  EXPECT_EQ(325, source.last_timestamp_offset().InMilliseconds());

  // Trim off multiple frames off the beginning of the segment which will cause
  // the first decoded frame to be incorrect if preroll isn't implemented.
  const base::TimeDelta adts_preroll_duration =
      base::TimeDelta::FromSecondsD(2.5 * 1024 / 44100);
  const base::TimeDelta append_time =
      source.last_timestamp_offset() - adts_preroll_duration;

  scoped_refptr<DecoderBuffer> second_file = ReadTestDataFile("sfx.adts");
  source.AppendAtTimeWithWindow(
      append_time, append_time + adts_preroll_duration, kInfiniteDuration,
      second_file->data(), second_file->data_size());
  source.EndOfStream();

  Play();
  EXPECT_TRUE(WaitUntilOnEnded());

  EXPECT_EQ(592, source.last_timestamp_offset().InMilliseconds());
  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(592, pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  // Verify preroll is stripped.
  EXPECT_HASH_EQ("-1.76,-1.35,-0.72,0.70,1.24,0.52,", GetAudioHash());
}

TEST_F(PipelineIntegrationTest, BasicPlaybackHashed_ADTS) {
  ASSERT_EQ(PIPELINE_OK, Start("sfx.adts", kHashed));

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());

  // Verify codec delay and preroll are stripped.
  EXPECT_HASH_EQ("1.80,1.66,2.31,3.26,4.46,3.36,", GetAudioHash());
}

TEST_F(PipelineIntegrationTest, BasicPlaybackHi10P) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x180-hi10p.mp4"));

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
}

std::vector<std::unique_ptr<VideoDecoder>> CreateFailingVideoDecoder() {
  std::vector<std::unique_ptr<VideoDecoder>> failing_video_decoder;
  failing_video_decoder.push_back(std::make_unique<FailingVideoDecoder>());
  return failing_video_decoder;
}

TEST_F(PipelineIntegrationTest, BasicFallback) {
  ASSERT_EQ(PIPELINE_OK,
            Start("bear.mp4", kNormal, base::Bind(&CreateFailingVideoDecoder)));

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
};

TEST_P(MSEPipelineIntegrationTest, ConfigChange_MP4) {
  MockMediaSource source("bear-640x360-av_frag.mp4", kMP4, kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));

  const gfx::Size kNewSize(1280, 720);
  EXPECT_CALL(*this, OnVideoConfigChange(::testing::Property(
                         &VideoDecoderConfig::natural_size, kNewSize)))
      .Times(1);
  EXPECT_CALL(*this, OnVideoNaturalSizeChange(kNewSize)).Times(1);
  scoped_refptr<DecoderBuffer> second_file =
      ReadTestDataFile("bear-1280x720-av_frag.mp4");
  source.AppendAtTime(base::TimeDelta::FromSeconds(kAppendTimeSec),
                      second_file->data(), second_file->data_size());
  source.EndOfStream();

  Play();
  EXPECT_TRUE(WaitUntilOnEnded());

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  if (buffering_api_ == BufferingApi::kLegacyByDts) {
    EXPECT_EQ(kAppendTimeMs + k1280IsoFileDurationMs,
              pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());
  } else {
    EXPECT_EQ(kAppendTimeMs + k1280IsoFileDurationMsAVByPts,
              pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());
  }

  source.Shutdown();
  Stop();
}

MAYBE_EME_TEST_P(MSEPipelineIntegrationTest,
                 MAYBE_EME(ConfigChange_Encrypted_MP4_CENC_VideoOnly)) {
  MockMediaSource source("bear-640x360-v_frag-cenc.mp4", kMP4Video,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new KeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  const gfx::Size kNewSize(1280, 720);
  EXPECT_CALL(*this, OnVideoConfigChange(::testing::Property(
                         &VideoDecoderConfig::natural_size, kNewSize)))
      .Times(1);
  EXPECT_CALL(*this, OnVideoNaturalSizeChange(kNewSize)).Times(1);
  scoped_refptr<DecoderBuffer> second_file =
      ReadTestDataFile("bear-1280x720-v_frag-cenc.mp4");
  source.AppendAtTime(base::TimeDelta::FromSeconds(kAppendTimeSec),
                      second_file->data(), second_file->data_size());
  source.EndOfStream();

  Play();
  EXPECT_TRUE(WaitUntilOnEnded());

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  if (buffering_api_ == BufferingApi::kLegacyByDts)
    EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  else
    EXPECT_EQ(33, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(kAppendTimeMs + k1280IsoFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  source.Shutdown();
  Stop();
}

MAYBE_EME_TEST_P(
    MSEPipelineIntegrationTest,
    MAYBE_EME(ConfigChange_Encrypted_MP4_CENC_KeyRotation_VideoOnly)) {
  MockMediaSource source("bear-640x360-v_frag-cenc-key_rotation.mp4", kMP4Video,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new RotatingKeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  EXPECT_CALL(*this, OnVideoNaturalSizeChange(gfx::Size(1280, 720))).Times(1);
  scoped_refptr<DecoderBuffer> second_file =
      ReadTestDataFile("bear-1280x720-v_frag-cenc-key_rotation.mp4");
  source.AppendAtTime(base::TimeDelta::FromSeconds(kAppendTimeSec),
                      second_file->data(), second_file->data_size());
  source.EndOfStream();

  Play();
  EXPECT_TRUE(WaitUntilOnEnded());

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  if (buffering_api_ == BufferingApi::kLegacyByDts)
    EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  else
    EXPECT_EQ(33, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(kAppendTimeMs + k1280IsoFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  source.Shutdown();
  Stop();
}

// Config changes from clear to encrypted are not currently supported.
// TODO(ddorwin): Figure out why this CHECKs in AppendAtTime().
TEST_P(MSEPipelineIntegrationTest,
       DISABLED_ConfigChange_ClearThenEncrypted_MP4_CENC) {
  MockMediaSource source("bear-640x360-av_frag.mp4", kMP4Video,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new KeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  EXPECT_CALL(*this, OnVideoNaturalSizeChange(gfx::Size(1280, 720))).Times(1);
  scoped_refptr<DecoderBuffer> second_file =
      ReadTestDataFile("bear-1280x720-v_frag-cenc.mp4");
  source.set_expect_append_success(false);
  source.AppendAtTime(base::TimeDelta::FromSeconds(kAppendTimeSec),
                      second_file->data(), second_file->data_size());

  source.EndOfStream();

  base::RunLoop().Run();
  EXPECT_EQ(CHUNK_DEMUXER_ERROR_APPEND_FAILED, pipeline_status_);

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  // The second video was not added, so its time has not been added.
  EXPECT_EQ(k640IsoFileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  Play();

  EXPECT_EQ(CHUNK_DEMUXER_ERROR_APPEND_FAILED, WaitUntilEndedOrError());
  source.Shutdown();
}

// Config changes from encrypted to clear are not currently supported.
MAYBE_EME_TEST_P(MSEPipelineIntegrationTest,
                 MAYBE_EME(ConfigChange_EncryptedThenClear_MP4_CENC)) {
  MockMediaSource source("bear-640x360-v_frag-cenc.mp4", kMP4Video,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new KeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  scoped_refptr<DecoderBuffer> second_file =
      ReadTestDataFile("bear-1280x720-av_frag.mp4");

  source.set_expect_append_success(false);
  source.AppendAtTime(base::TimeDelta::FromSeconds(kAppendTimeSec),
                      second_file->data(), second_file->data_size());

  source.EndOfStream();

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  if (buffering_api_ == BufferingApi::kLegacyByDts)
    EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  else
    EXPECT_EQ(33, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());

  // The second video was not added, so its time has not been added.
  if (buffering_api_ == BufferingApi::kLegacyByDts) {
    EXPECT_EQ(k640IsoCencFileDurationMsByDts,
              pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());
  } else {
    EXPECT_EQ(k640IsoCencFileDurationMsByPts,
              pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());
  }

  Play();

  EXPECT_EQ(CHUNK_DEMUXER_ERROR_APPEND_FAILED, WaitUntilEndedOrError());
  source.Shutdown();
}

// Verify files which change configuration midstream fail gracefully.
TEST_F(PipelineIntegrationTest, MidStreamConfigChangesFail) {
  ASSERT_EQ(PIPELINE_OK, Start("midstream_config_change.mp3"));
  Play();
  ASSERT_EQ(WaitUntilEndedOrError(), PIPELINE_ERROR_DECODE);
}
#endif  // BUILDFLAG(USE_PROPRIETARY_CODECS)

TEST_F(PipelineIntegrationTest, BasicPlayback_16x9AspectRatio) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240-16x9-aspect.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

MAYBE_EME_TEST_P(MSEPipelineIntegrationTest,
                 MAYBE_EME(EncryptedPlayback_WebM)) {
  MockMediaSource source("bear-320x240-av_enc-av.webm", kWebM, 219816);
  FakeEncryptedMedia encrypted_media(new KeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  source.EndOfStream();
  ASSERT_EQ(PIPELINE_OK, pipeline_status_);

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

MAYBE_EME_TEST_P(MSEPipelineIntegrationTest,
                 MAYBE_EME(EncryptedPlayback_ClearStart_WebM)) {
  MockMediaSource source("bear-320x240-av_enc-av_clear-1s.webm", kWebM,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new KeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  source.EndOfStream();
  ASSERT_EQ(PIPELINE_OK, pipeline_status_);

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

MAYBE_EME_TEST_P(MSEPipelineIntegrationTest,
                 MAYBE_EME(EncryptedPlayback_NoEncryptedFrames_WebM)) {
  MockMediaSource source("bear-320x240-av_enc-av_clear-all.webm", kWebM,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new NoResponseApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  source.EndOfStream();
  ASSERT_EQ(PIPELINE_OK, pipeline_status_);

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

MAYBE_EME_TEST_P(MSEPipelineIntegrationTest,
                 MAYBE_EME(EncryptedPlayback_MP4_VP9_CENC_VideoOnly)) {
  MockMediaSource source("bear-320x240-v_frag-vp9-cenc.mp4", kMP4VideoVP9,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new KeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  source.EndOfStream();

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

TEST_P(MSEPipelineIntegrationTest, BasicPlayback_VideoOnly_MP4_VP9) {
  MockMediaSource source("bear-320x240-v_frag-vp9.mp4", kMP4VideoVP9,
                         kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();
  ASSERT_EQ(PIPELINE_OK, pipeline_status_);

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

#if BUILDFLAG(USE_PROPRIETARY_CODECS)
MAYBE_EME_TEST_P(MSEPipelineIntegrationTest,
                 MAYBE_EME(EncryptedPlayback_MP4_CENC_VideoOnly)) {
  MockMediaSource source("bear-1280x720-v_frag-cenc.mp4", kMP4Video,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new KeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  source.EndOfStream();
  ASSERT_EQ(PIPELINE_OK, pipeline_status_);

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

MAYBE_EME_TEST_P(MSEPipelineIntegrationTest,
                 MAYBE_EME(EncryptedPlayback_MP4_CENC_AudioOnly)) {
  MockMediaSource source("bear-1280x720-a_frag-cenc.mp4", kMP4Audio,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new KeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  source.EndOfStream();
  ASSERT_EQ(PIPELINE_OK, pipeline_status_);

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

MAYBE_EME_TEST_P(
    MSEPipelineIntegrationTest,
    MAYBE_EME(EncryptedPlayback_NoEncryptedFrames_MP4_CENC_VideoOnly)) {
  MockMediaSource source("bear-1280x720-v_frag-cenc_clear-all.mp4", kMP4Video,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new NoResponseApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  source.EndOfStream();

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

TEST_P(MSEPipelineIntegrationTest, Mp2ts_AAC_HE_SBR_Audio) {
  MockMediaSource source("bear-1280x720-aac_he.ts", kMP2AudioSBR,
                         kAppendWholeFile);
#if BUILDFLAG(ENABLE_MSE_MPEG2TS_STREAM_PARSER)
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();
  ASSERT_EQ(PIPELINE_OK, pipeline_status_);

  // Check that SBR is taken into account correctly by mpeg2ts parser. When an
  // SBR stream is parsed as non-SBR stream, then audio frame durations are
  // calculated incorrectly and that leads to gaps in buffered ranges (so this
  // check will fail) and eventually leads to stalled playback.
  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
#else
  EXPECT_EQ(
      DEMUXER_ERROR_COULD_NOT_OPEN,
      StartPipelineWithMediaSource(&source, kExpectDemuxerFailure, nullptr));
#endif
}

TEST_P(MSEPipelineIntegrationTest, Mpeg2ts_MP3Audio_Mp4a_6B) {
  MockMediaSource source("bear-audio-mp4a.6B.ts",
                         "video/mp2t; codecs=\"mp4a.6B\"", kAppendWholeFile);
#if BUILDFLAG(ENABLE_MSE_MPEG2TS_STREAM_PARSER)
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();
  ASSERT_EQ(PIPELINE_OK, pipeline_status_);
#else
  EXPECT_EQ(
      DEMUXER_ERROR_COULD_NOT_OPEN,
      StartPipelineWithMediaSource(&source, kExpectDemuxerFailure, nullptr));
#endif
}

TEST_P(MSEPipelineIntegrationTest, Mpeg2ts_MP3Audio_Mp4a_69) {
  MockMediaSource source("bear-audio-mp4a.69.ts",
                         "video/mp2t; codecs=\"mp4a.69\"", kAppendWholeFile);
#if BUILDFLAG(ENABLE_MSE_MPEG2TS_STREAM_PARSER)
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();
  ASSERT_EQ(PIPELINE_OK, pipeline_status_);
#else
  EXPECT_EQ(
      DEMUXER_ERROR_COULD_NOT_OPEN,
      StartPipelineWithMediaSource(&source, kExpectDemuxerFailure, nullptr));
#endif
}

MAYBE_EME_TEST_P(
    MSEPipelineIntegrationTest,
    MAYBE_EME(EncryptedPlayback_NoEncryptedFrames_MP4_CENC_AudioOnly)) {
  MockMediaSource source("bear-1280x720-a_frag-cenc_clear-all.mp4", kMP4Audio,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new NoResponseApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  source.EndOfStream();

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

MAYBE_EME_TEST_P(MSEPipelineIntegrationTest,
                 MAYBE_EME(EncryptedPlayback_MP4_CENC_SENC_Video)) {
  MockMediaSource source("bear-640x360-v_frag-cenc-senc.mp4", kMP4Video,
                         kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new KeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  source.EndOfStream();

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

// 'SAIZ' and 'SAIO' boxes contain redundant information which is already
// available in 'SENC' box. Although 'SAIZ' and 'SAIO' boxes are required per
// CENC spec for backward compatibility reasons, but we do not use the two
// boxes if 'SENC' box is present, so the code should work even if the two
// boxes are not present.
MAYBE_EME_TEST_P(
    MSEPipelineIntegrationTest,
    MAYBE_EME(EncryptedPlayback_MP4_CENC_SENC_NO_SAIZ_SAIO_Video)) {
  MockMediaSource source("bear-640x360-v_frag-cenc-senc-no-saiz-saio.mp4",
                         kMP4Video, kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new KeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  source.EndOfStream();

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

MAYBE_EME_TEST_P(MSEPipelineIntegrationTest,
                 MAYBE_EME(EncryptedPlayback_MP4_CENC_KeyRotation_Video)) {
  MockMediaSource source("bear-1280x720-v_frag-cenc-key_rotation.mp4",
                         kMP4Video, kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new RotatingKeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  source.EndOfStream();

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

MAYBE_EME_TEST_P(MSEPipelineIntegrationTest,
                 MAYBE_EME(EncryptedPlayback_MP4_CENC_KeyRotation_Audio)) {
  MockMediaSource source("bear-1280x720-a_frag-cenc-key_rotation.mp4",
                         kMP4Audio, kAppendWholeFile);
  FakeEncryptedMedia encrypted_media(new RotatingKeyProvidingApp());
  EXPECT_EQ(PIPELINE_OK,
            StartPipelineWithEncryptedMedia(&source, &encrypted_media));

  source.EndOfStream();

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

TEST_P(MSEPipelineIntegrationTest, BasicPlayback_VideoOnly_MP4_AVC3) {
  MockMediaSource source("bear-1280x720-v_frag-avc3.mp4", kMP4VideoAVC3,
                         kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();

  EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
  EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
  EXPECT_EQ(k1280IsoAVC3FileDurationMs,
            pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());

  Play();

  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
}

TEST_P(MSEPipelineIntegrationTest, BasicPlayback_VideoOnly_MP4_HEVC1) {
  // HEVC demuxing might be enabled even on platforms that don't support HEVC
  // decoding. For those cases we'll get DECODER_ERROR_NOT_SUPPORTED, which
  // indicates indicates that we did pass media mime type checks and attempted
  // to actually demux and decode the stream. On platforms that support both
  // demuxing and decoding we'll get PIPELINE_OK.
  MockMediaSource source("bear-320x240-v_frag-hevc.mp4", kMP4VideoHEVC1,
                         kAppendWholeFile);
#if BUILDFLAG(ENABLE_HEVC_DEMUXING)
  PipelineStatus status = StartPipelineWithMediaSource(&source);
  EXPECT_TRUE(status == PIPELINE_OK || status == DECODER_ERROR_NOT_SUPPORTED);
#else
  EXPECT_EQ(
      DEMUXER_ERROR_COULD_NOT_OPEN,
      StartPipelineWithMediaSource(&source, kExpectDemuxerFailure, nullptr));
#endif
}

TEST_P(MSEPipelineIntegrationTest, BasicPlayback_VideoOnly_MP4_HEVC2) {
  // HEVC demuxing might be enabled even on platforms that don't support HEVC
  // decoding. For those cases we'll get DECODER_ERROR_NOT_SUPPORTED, which
  // indicates indicates that we did pass media mime type checks and attempted
  // to actually demux and decode the stream. On platforms that support both
  // demuxing and decoding we'll get PIPELINE_OK.
  MockMediaSource source("bear-320x240-v_frag-hevc.mp4", kMP4VideoHEVC2,
                         kAppendWholeFile);
#if BUILDFLAG(ENABLE_HEVC_DEMUXING)
  PipelineStatus status = StartPipelineWithMediaSource(&source);
  EXPECT_TRUE(status == PIPELINE_OK || status == DECODER_ERROR_NOT_SUPPORTED);
#else
  EXPECT_EQ(
      DEMUXER_ERROR_COULD_NOT_OPEN,
      StartPipelineWithMediaSource(&source, kExpectDemuxerFailure, nullptr));
#endif
}

#endif  // BUILDFLAG(USE_PROPRIETARY_CODECS)

TEST_F(PipelineIntegrationTest, SeekWhilePaused) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240.webm"));

  base::TimeDelta duration(pipeline_->GetMediaDuration());
  base::TimeDelta start_seek_time(duration / 4);
  base::TimeDelta seek_time(duration * 3 / 4);

  Play();
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(start_seek_time));
  Pause();
  ASSERT_TRUE(Seek(seek_time));
  EXPECT_EQ(seek_time, pipeline_->GetMediaTime());
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());

  // Make sure seeking after reaching the end works as expected.
  Pause();
  ASSERT_TRUE(Seek(seek_time));
  EXPECT_EQ(seek_time, pipeline_->GetMediaTime());
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

TEST_F(PipelineIntegrationTest, SeekWhilePlaying) {
  // This test is flaky without kNoClockless, see crbug.com/796250.
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240.webm", kNoClockless));

  base::TimeDelta duration(pipeline_->GetMediaDuration());
  base::TimeDelta start_seek_time(duration / 4);
  base::TimeDelta seek_time(duration * 3 / 4);

  Play();
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(start_seek_time));
  ASSERT_TRUE(Seek(seek_time));
  EXPECT_GE(pipeline_->GetMediaTime(), seek_time);
  ASSERT_TRUE(WaitUntilOnEnded());

  // Make sure seeking after reaching the end works as expected.
  ASSERT_TRUE(Seek(seek_time));
  EXPECT_GE(pipeline_->GetMediaTime(), seek_time);
  ASSERT_TRUE(WaitUntilOnEnded());
}

TEST_F(PipelineIntegrationTest, SuspendWhilePaused) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240.webm"));

  base::TimeDelta duration(pipeline_->GetMediaDuration());
  base::TimeDelta start_seek_time(duration / 4);
  base::TimeDelta seek_time(duration * 3 / 4);

  Play();
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(start_seek_time));
  Pause();

  // Suspend while paused.
  ASSERT_TRUE(Suspend());

  // Resuming the pipeline will create a new Renderer,
  // which in turn will trigger video size and opacity notifications.
  EXPECT_CALL(*this, OnVideoNaturalSizeChange(gfx::Size(320, 240))).Times(1);
  EXPECT_CALL(*this, OnVideoOpacityChange(true)).Times(1);

  ASSERT_TRUE(Resume(seek_time));
  EXPECT_GE(pipeline_->GetMediaTime(), seek_time);
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

TEST_F(PipelineIntegrationTest, SuspendWhilePlaying) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240.webm"));

  base::TimeDelta duration(pipeline_->GetMediaDuration());
  base::TimeDelta start_seek_time(duration / 4);
  base::TimeDelta seek_time(duration * 3 / 4);

  Play();
  ASSERT_TRUE(WaitUntilCurrentTimeIsAfter(start_seek_time));
  ASSERT_TRUE(Suspend());

  // Resuming the pipeline will create a new Renderer,
  // which in turn will trigger video size and opacity notifications.
  EXPECT_CALL(*this, OnVideoNaturalSizeChange(gfx::Size(320, 240))).Times(1);
  EXPECT_CALL(*this, OnVideoOpacityChange(true)).Times(1);

  ASSERT_TRUE(Resume(seek_time));
  EXPECT_GE(pipeline_->GetMediaTime(), seek_time);
  ASSERT_TRUE(WaitUntilOnEnded());
}

#if BUILDFLAG(USE_PROPRIETARY_CODECS)
TEST_F(PipelineIntegrationTest, Rotated_Metadata_0) {
  ASSERT_EQ(PIPELINE_OK, Start("bear_rotate_0.mp4"));
  ASSERT_EQ(VIDEO_ROTATION_0, metadata_.video_decoder_config.video_rotation());
}

TEST_F(PipelineIntegrationTest, Rotated_Metadata_90) {
  ASSERT_EQ(PIPELINE_OK, Start("bear_rotate_90.mp4"));
  ASSERT_EQ(VIDEO_ROTATION_90, metadata_.video_decoder_config.video_rotation());
}

TEST_F(PipelineIntegrationTest, Rotated_Metadata_180) {
  ASSERT_EQ(PIPELINE_OK, Start("bear_rotate_180.mp4"));
  ASSERT_EQ(VIDEO_ROTATION_180,
            metadata_.video_decoder_config.video_rotation());
}

TEST_F(PipelineIntegrationTest, Rotated_Metadata_270) {
  ASSERT_EQ(PIPELINE_OK, Start("bear_rotate_270.mp4"));
  ASSERT_EQ(VIDEO_ROTATION_270,
            metadata_.video_decoder_config.video_rotation());
}

TEST_F(PipelineIntegrationTest, Spherical) {
  ASSERT_EQ(PIPELINE_OK, Start("spherical.mp4", kHashed));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_HASH_EQ("1cb7f980020d99ea852e22dd6bd8d9de", GetVideoHash());
}
#endif  // BUILDFLAG(USE_PROPRIETARY_CODECS)

// Verify audio decoder & renderer can handle aborted demuxer reads.
TEST_P(MSEPipelineIntegrationTest, ChunkDemuxerAbortRead_AudioOnly) {
  ASSERT_TRUE(TestSeekDuringRead("bear-320x240-audio-only.webm", kAudioOnlyWebM,
                                 16384, base::TimeDelta::FromMilliseconds(464),
                                 base::TimeDelta::FromMilliseconds(617), 0x10CA,
                                 19730));
}

// Verify video decoder & renderer can handle aborted demuxer reads.
TEST_P(MSEPipelineIntegrationTest, ChunkDemuxerAbortRead_VideoOnly) {
  ASSERT_TRUE(TestSeekDuringRead("bear-320x240-video-only.webm", kVideoOnlyWebM,
                                 32768, base::TimeDelta::FromMilliseconds(167),
                                 base::TimeDelta::FromMilliseconds(1668),
                                 0x1C896, 65536));
}

// Verify that Opus audio in WebM containers can be played back.
TEST_F(PipelineIntegrationTest, BasicPlayback_AudioOnly_Opus_WebM) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-opus-end-trimming.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

TEST_F(PipelineIntegrationTest,
       BasicPlayback_AudioOnly_Opus_4ch_ChannelMapping2_WebM) {
  ASSERT_EQ(
      PIPELINE_OK,
      Start("bear-opus-end-trimming-4ch-channelmapping2.webm", kWebAudio));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

TEST_F(PipelineIntegrationTest,
       BasicPlayback_AudioOnly_Opus_11ch_ChannelMapping2_WebM) {
  ASSERT_EQ(
      PIPELINE_OK,
      Start("bear-opus-end-trimming-11ch-channelmapping2.webm", kWebAudio));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

// Verify that VP9 video in WebM containers can be played back.
TEST_F(PipelineIntegrationTest, BasicPlayback_VideoOnly_VP9_WebM) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-vp9.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

#if BUILDFLAG(ENABLE_AV1_DECODER)
TEST_F(PipelineIntegrationTest, BasicPlayback_VideoOnly_AV1_WebM) {
  base::test::ScopedFeatureList scoped_feature_list_;
  scoped_feature_list_.InitAndEnableFeature(kAv1Decoder);
  ASSERT_EQ(PIPELINE_OK, Start("bear-av1.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}
#endif

// Verify that VP9 video and Opus audio in the same WebM container can be played
// back.
TEST_F(PipelineIntegrationTest, BasicPlayback_VP9_Opus_WebM) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-vp9-opus.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

// Verify that VP8 video with alpha channel can be played back.
TEST_F(PipelineIntegrationTest, BasicPlayback_VP8A_WebM) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-vp8a.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_VIDEO_FORMAT_EQ(last_video_frame_format_, PIXEL_FORMAT_I420A);
}

// Verify that VP8A video with odd width/height can be played back.
TEST_F(PipelineIntegrationTest, BasicPlayback_VP8A_Odd_WebM) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-vp8a-odd-dimensions.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_VIDEO_FORMAT_EQ(last_video_frame_format_, PIXEL_FORMAT_I420A);
}

// Verify that VP9 video with odd width/height can be played back.
TEST_F(PipelineIntegrationTest, BasicPlayback_VP9_Odd_WebM) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-vp9-odd-dimensions.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

// Verify that VP9 video with alpha channel can be played back.
TEST_F(PipelineIntegrationTest, BasicPlayback_VP9A_WebM) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-vp9a.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_VIDEO_FORMAT_EQ(last_video_frame_format_, PIXEL_FORMAT_I420A);
}

// Verify that VP9A video with odd width/height can be played back.
TEST_F(PipelineIntegrationTest, BasicPlayback_VP9A_Odd_WebM) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-vp9a-odd-dimensions.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_VIDEO_FORMAT_EQ(last_video_frame_format_, PIXEL_FORMAT_I420A);
}

// Verify that VP8 video with inband text track can be played back.
TEST_F(PipelineIntegrationTest, MAYBE_TEXT(BasicPlayback_VP8_WebVTT_WebM)) {
  EXPECT_CALL(*this, OnAddTextTrack(_, _));
  ASSERT_EQ(PIPELINE_OK, Start("bear-vp8-webvtt.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

// Verify that VP9 video with 4:4:4 subsampling can be played back.
TEST_F(PipelineIntegrationTest, P444_VP9_WebM) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-320x240-P444.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_VIDEO_FORMAT_EQ(last_video_frame_format_, PIXEL_FORMAT_I444);
}

// Verify that frames of VP9 video in the BT.709 color space have the YV12HD
// format.
TEST_F(PipelineIntegrationTest, BT709_VP9_WebM) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-vp9-bt709.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  EXPECT_VIDEO_FORMAT_EQ(last_video_frame_format_, PIXEL_FORMAT_I420);
  EXPECT_COLOR_SPACE_EQ(last_video_frame_color_space_, COLOR_SPACE_HD_REC709);
}

TEST_F(PipelineIntegrationTest, HD_VP9_WebM) {
  ASSERT_EQ(PIPELINE_OK, Start("bear-1280x720.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

// Verify that videos with an odd frame size playback successfully.
TEST_F(PipelineIntegrationTest, BasicPlayback_OddVideoSize) {
  ASSERT_EQ(PIPELINE_OK, Start("butterfly-853x480.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

// Verify that OPUS audio in a webm which reports a 44.1kHz sample rate plays
// correctly at 48kHz
TEST_F(PipelineIntegrationTest, BasicPlayback_Opus441kHz) {
  ASSERT_EQ(PIPELINE_OK, Start("sfx-opus-441.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());

  EXPECT_EQ(48000, demuxer_->GetFirstStream(DemuxerStream::AUDIO)
                       ->audio_decoder_config()
                       .samples_per_second());
}

// Same as above but using MediaSource.
TEST_P(MSEPipelineIntegrationTest, BasicPlayback_Opus441kHz) {
  MockMediaSource source("sfx-opus-441.webm", kOpusAudioOnlyWebM,
                         kAppendWholeFile);
  EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));
  source.EndOfStream();
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  source.Shutdown();
  Stop();
  EXPECT_EQ(48000, demuxer_->GetFirstStream(DemuxerStream::AUDIO)
                       ->audio_decoder_config()
                       .samples_per_second());
}

// Ensures audio-only playback with missing or negative timestamps works.  Tests
// the common live-streaming case for chained ogg.  See http://crbug.com/396864.
TEST_F(PipelineIntegrationTest, BasicPlaybackChainedOgg) {
  ASSERT_EQ(PIPELINE_OK, Start("double-sfx.ogg", kUnreliableDuration));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  ASSERT_EQ(base::TimeDelta(), demuxer_->GetStartTime());
}

// Ensures audio-video playback with missing or negative timestamps fails
// instead of crashing.  See http://crbug.com/396864.
TEST_F(PipelineIntegrationTest, BasicPlaybackChainedOggVideo) {
  ASSERT_EQ(DEMUXER_ERROR_COULD_NOT_PARSE,
            Start("double-bear.ogv", kUnreliableDuration));
}

// Tests that we signal ended even when audio runs longer than video track.
TEST_F(PipelineIntegrationTest, BasicPlaybackAudioLongerThanVideo) {
  ASSERT_EQ(PIPELINE_OK, Start("bear_audio_longer_than_video.ogv"));
  // Audio track is 2000ms. Video track is 1001ms. Duration should be higher
  // of the two.
  EXPECT_EQ(2000, pipeline_->GetMediaDuration().InMilliseconds());
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

// Tests that we signal ended even when audio runs shorter than video track.
TEST_F(PipelineIntegrationTest, BasicPlaybackAudioShorterThanVideo) {
  ASSERT_EQ(PIPELINE_OK, Start("bear_audio_shorter_than_video.ogv"));
  // Audio track is 500ms. Video track is 1001ms. Duration should be higher of
  // the two.
  EXPECT_EQ(1001, pipeline_->GetMediaDuration().InMilliseconds());
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
}

TEST_F(PipelineIntegrationTest, BasicPlaybackPositiveStartTime) {
  ASSERT_EQ(PIPELINE_OK, Start("nonzero-start-time.webm"));
  Play();
  ASSERT_TRUE(WaitUntilOnEnded());
  ASSERT_EQ(base::TimeDelta::FromMicroseconds(396000),
            demuxer_->GetStartTime());
}

INSTANTIATE_TEST_CASE_P(LegacyByDts,
                        MSEPipelineIntegrationTest,
                        ::testing::Values(BufferingApi::kLegacyByDts));
INSTANTIATE_TEST_CASE_P(NewByPts,
                        MSEPipelineIntegrationTest,
                        ::testing::Values(BufferingApi::kNewByPts));

}  // namespace media