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content / browser / media / system_media_controls_notifier_unittest.cc [blame]
// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/media/system_media_controls_notifier.h"
#include <memory>
#include <utility>
#include "base/strings/utf_string_conversions.h"
#include "build/build_config.h"
#include "components/system_media_controls/mock_system_media_controls.h"
#include "content/public/test/browser_task_environment.h"
#include "content/public/test/test_media_session_client.h"
#include "services/media_session/public/mojom/media_session.mojom.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#if BUILDFLAG(IS_WIN)
#include "ui/base/idle/scoped_set_idle_state.h"
#endif // BUILDFLAG(IS_WIN)
namespace {
std::u16string hidden_metadata_placeholder_title = u"placeholder_title";
std::u16string hidden_metadata_placeholder_artist = u"placeholder_artist";
std::u16string hidden_metadata_placeholder_album = u"placeholder_album";
int hidden_metadata_placeholder_thumbnail_size = 42;
} // namespace
namespace content {
using media_session::mojom::MediaPlaybackState;
using media_session::mojom::MediaSessionInfo;
using media_session::mojom::MediaSessionInfoPtr;
using PlaybackStatus =
system_media_controls::SystemMediaControls::PlaybackStatus;
using testing::_;
using testing::Expectation;
using testing::WithArg;
class SystemMediaControlsNotifierTest : public testing::Test {
public:
SystemMediaControlsNotifierTest() = default;
SystemMediaControlsNotifierTest(const SystemMediaControlsNotifierTest&) =
delete;
SystemMediaControlsNotifierTest& operator=(
const SystemMediaControlsNotifierTest&) = delete;
~SystemMediaControlsNotifierTest() override = default;
void SetUp() override {
notifier_ = std::make_unique<SystemMediaControlsNotifier>(
&mock_system_media_controls_, base::UnguessableToken::Null());
SetupMediaSessionClient();
}
protected:
void SimulatePlaying() {
MediaSessionInfoPtr session_info(MediaSessionInfo::New());
session_info->playback_state = MediaPlaybackState::kPlaying;
notifier_->MediaSessionInfoChanged(std::move(session_info));
}
void SimulatePaused() {
MediaSessionInfoPtr session_info(MediaSessionInfo::New());
session_info->playback_state = MediaPlaybackState::kPaused;
notifier_->MediaSessionInfoChanged(std::move(session_info));
}
void SimulateStopped() { notifier_->MediaSessionInfoChanged(nullptr); }
void SimulateMetadataChanged(std::u16string title,
std::u16string artist,
std::u16string album) {
media_session::MediaMetadata metadata;
metadata.title = title;
metadata.artist = artist;
metadata.album = album;
notifier_->MediaSessionMetadataChanged(
std::optional<media_session::MediaMetadata>(metadata));
}
void SimulateHidden() {
MediaSessionInfoPtr session_info(MediaSessionInfo::New());
session_info->hide_metadata = true;
notifier_->MediaSessionInfoChanged(std::move(session_info));
}
void SimulateEmptyMetadata() {
notifier_->MediaSessionMetadataChanged(std::nullopt);
}
void SimulatePositionChanged(const media_session::MediaPosition& position) {
notifier_->MediaSessionPositionChanged(
std::optional<media_session::MediaPosition>(position));
}
void SimulateEmptyPosition() {
notifier_->MediaSessionPositionChanged(std::nullopt);
}
void SimulateImageChanged(int image_size) {
// Need a non-empty SkBitmap so MediaControllerImageChanged doesn't try to
// get the icon from ChromeContentBrowserClient.
SkBitmap bitmap;
bitmap.allocN32Pixels(image_size, image_size);
notifier_->MediaControllerImageChanged(
media_session::mojom::MediaSessionImageType::kArtwork, bitmap);
}
void SimulateIsSeekToEnabledChanged(bool is_seek_to_enabled) {
std::vector<media_session::mojom::MediaSessionAction> actions;
if (is_seek_to_enabled) {
actions.push_back(media_session::mojom::MediaSessionAction::kSeekTo);
}
notifier_->MediaSessionActionsChanged(actions);
}
void SetupMediaSessionClient() {
client_.SetTitlePlaceholder(hidden_metadata_placeholder_title);
client_.SetArtistPlaceholder(hidden_metadata_placeholder_artist);
client_.SetAlbumPlaceholder(hidden_metadata_placeholder_album);
SkBitmap placeholder_bitmap;
placeholder_bitmap.allocN32Pixels(
hidden_metadata_placeholder_thumbnail_size,
hidden_metadata_placeholder_thumbnail_size);
client_.SetThumbnailPlaceholder(placeholder_bitmap);
}
SystemMediaControlsNotifier& notifier() { return *notifier_; }
system_media_controls::testing::MockSystemMediaControls&
mock_system_media_controls() {
return mock_system_media_controls_;
}
media_session::MediaPosition GetTestMediaPosition(
base::TimeDelta position = base::Seconds(10)) {
constexpr double kPlaybackRate = 1.0;
constexpr base::TimeDelta kDuration = base::Seconds(300);
return media_session::MediaPosition(kPlaybackRate, kDuration, position,
false);
}
base::OneShotTimer& metadata_update_timer() {
return notifier_->metadata_update_timer_;
}
base::OneShotTimer& icon_update_timer() {
return notifier_->icon_update_timer_;
}
base::OneShotTimer& actions_update_timer() {
return notifier_->actions_update_timer_;
}
#if BUILDFLAG(IS_WIN)
base::RepeatingTimer& lock_polling_timer() {
return notifier_->lock_polling_timer_;
}
base::OneShotTimer& hide_smtc_timer() { return notifier_->hide_smtc_timer_; }
#endif // BUILDFLAG(IS_WIN)
TestMediaSessionClient client_;
private:
BrowserTaskEnvironment task_environment_;
std::unique_ptr<SystemMediaControlsNotifier> notifier_;
system_media_controls::testing::MockSystemMediaControls
mock_system_media_controls_;
};
TEST_F(SystemMediaControlsNotifierTest, ProperlyUpdatesPlaybackState) {
Expectation playing =
EXPECT_CALL(mock_system_media_controls(),
SetPlaybackStatus(PlaybackStatus::kPlaying));
Expectation paused = EXPECT_CALL(mock_system_media_controls(),
SetPlaybackStatus(PlaybackStatus::kPaused))
.After(playing);
Expectation stopped = EXPECT_CALL(mock_system_media_controls(),
SetPlaybackStatus(PlaybackStatus::kStopped))
.After(paused);
EXPECT_CALL(mock_system_media_controls(), ClearMetadata()).After(stopped);
SimulatePlaying();
metadata_update_timer().FireNow();
SimulatePaused();
metadata_update_timer().FireNow();
SimulateStopped();
}
TEST_F(SystemMediaControlsNotifierTest, ProperlyDebouncesPlaybackState) {
EXPECT_CALL(mock_system_media_controls(),
SetPlaybackStatus(PlaybackStatus::kPlaying))
.Times(0);
EXPECT_CALL(mock_system_media_controls(),
SetPlaybackStatus(PlaybackStatus::kPaused));
EXPECT_CALL(mock_system_media_controls(), ClearMetadata()).Times(0);
SimulatePlaying();
SimulatePaused();
metadata_update_timer().FireNow();
}
TEST_F(SystemMediaControlsNotifierTest, StopClearsPendingPlaybackState) {
EXPECT_CALL(mock_system_media_controls(),
SetPlaybackStatus(PlaybackStatus::kPlaying))
.Times(0);
EXPECT_CALL(mock_system_media_controls(),
SetPlaybackStatus(PlaybackStatus::kPaused))
.Times(0);
EXPECT_CALL(mock_system_media_controls(),
SetPlaybackStatus(PlaybackStatus::kStopped));
EXPECT_CALL(mock_system_media_controls(), ClearMetadata());
SimulatePlaying();
SimulatePaused();
SimulateStopped();
EXPECT_FALSE(metadata_update_timer().IsRunning());
}
TEST_F(SystemMediaControlsNotifierTest, ProperlyUpdatesMetadata) {
std::u16string title = u"title";
std::u16string artist = u"artist";
std::u16string album = u"album";
EXPECT_CALL(mock_system_media_controls(), SetTitle(title));
EXPECT_CALL(mock_system_media_controls(), SetArtist(artist));
EXPECT_CALL(mock_system_media_controls(), SetAlbum(album));
EXPECT_CALL(mock_system_media_controls(), ClearMetadata()).Times(0);
EXPECT_CALL(mock_system_media_controls(), UpdateDisplay());
SimulateMetadataChanged(title, artist, album);
metadata_update_timer().FireNow();
}
TEST_F(SystemMediaControlsNotifierTest, ProperlyUpdatesNullMetadata) {
EXPECT_CALL(mock_system_media_controls(), SetTitle(_)).Times(0);
EXPECT_CALL(mock_system_media_controls(), SetArtist(_)).Times(0);
EXPECT_CALL(mock_system_media_controls(), SetAlbum(_)).Times(0);
EXPECT_CALL(mock_system_media_controls(), ClearMetadata());
SimulateEmptyMetadata();
EXPECT_FALSE(metadata_update_timer().IsRunning());
}
TEST_F(SystemMediaControlsNotifierTest, ProperlyDebouncesMetadataUpdates) {
std::u16string dropped_title = u"dropped_title";
std::u16string dropped_artist = u"dropped_artist";
std::u16string dropped_album = u"dropped_album";
std::u16string title = u"title";
std::u16string artist = u"artist";
std::u16string album = u"album";
EXPECT_CALL(mock_system_media_controls(), SetTitle(title));
EXPECT_CALL(mock_system_media_controls(), SetArtist(artist));
EXPECT_CALL(mock_system_media_controls(), SetAlbum(album));
EXPECT_CALL(mock_system_media_controls(), ClearMetadata()).Times(0);
EXPECT_CALL(mock_system_media_controls(), UpdateDisplay());
// When there are two calls in quick succession, only the last one should be
// applied.
SimulateMetadataChanged(dropped_title, dropped_artist, dropped_album);
SimulateMetadataChanged(title, artist, album);
metadata_update_timer().FireNow();
}
TEST_F(SystemMediaControlsNotifierTest, ProperlyUpdatesMetadaBetweenDebounces) {
std::u16string title = u"title";
std::u16string artist = u"artist";
std::u16string album = u"album";
EXPECT_CALL(mock_system_media_controls(), SetTitle(title));
EXPECT_CALL(mock_system_media_controls(), SetArtist(artist));
EXPECT_CALL(mock_system_media_controls(), SetAlbum(album));
EXPECT_CALL(mock_system_media_controls(), ClearMetadata()).Times(0);
EXPECT_CALL(mock_system_media_controls(), UpdateDisplay());
SimulateMetadataChanged(title, artist, album);
metadata_update_timer().FireNow();
testing::Mock::VerifyAndClearExpectations(&mock_system_media_controls());
std::u16string other_title = u"other_title";
std::u16string other_artist = u"other_artist";
std::u16string other_album = u"other_album";
EXPECT_CALL(mock_system_media_controls(), SetTitle(other_title));
EXPECT_CALL(mock_system_media_controls(), SetArtist(other_artist));
EXPECT_CALL(mock_system_media_controls(), SetAlbum(other_album));
EXPECT_CALL(mock_system_media_controls(), ClearMetadata()).Times(0);
EXPECT_CALL(mock_system_media_controls(), UpdateDisplay());
SimulateMetadataChanged(other_title, other_artist, other_album);
metadata_update_timer().FireNow();
}
TEST_F(SystemMediaControlsNotifierTest, EmptyMetadataClearsPendingMetadata) {
std::u16string title = u"title";
std::u16string artist = u"artist";
std::u16string album = u"album";
EXPECT_CALL(mock_system_media_controls(), SetTitle(_)).Times(0);
EXPECT_CALL(mock_system_media_controls(), SetArtist(_)).Times(0);
EXPECT_CALL(mock_system_media_controls(), SetAlbum(_)).Times(0);
EXPECT_CALL(mock_system_media_controls(), ClearMetadata());
SimulateMetadataChanged(title, artist, album);
SimulateEmptyMetadata();
EXPECT_FALSE(metadata_update_timer().IsRunning());
}
TEST_F(SystemMediaControlsNotifierTest, ProperlyUpdatesPosition) {
auto position = GetTestMediaPosition();
EXPECT_CALL(mock_system_media_controls(), SetPosition(position));
EXPECT_CALL(mock_system_media_controls(), ClearMetadata()).Times(0);
SimulatePositionChanged(position);
metadata_update_timer().FireNow();
}
TEST_F(SystemMediaControlsNotifierTest, ProperlyHandlesNullPosition) {
EXPECT_CALL(mock_system_media_controls(), SetPosition(_)).Times(0);
EXPECT_CALL(mock_system_media_controls(), ClearMetadata());
SimulateEmptyPosition();
EXPECT_FALSE(metadata_update_timer().IsRunning());
}
TEST_F(SystemMediaControlsNotifierTest, ProperlyDebouncesPositionUpdates) {
auto dropped_position = GetTestMediaPosition(base::Seconds(10));
auto position = GetTestMediaPosition(base::Seconds(20));
EXPECT_CALL(mock_system_media_controls(), SetPosition(position));
EXPECT_CALL(mock_system_media_controls(), ClearMetadata()).Times(0);
SimulatePositionChanged(dropped_position);
SimulatePositionChanged(position);
metadata_update_timer().FireNow();
}
TEST_F(SystemMediaControlsNotifierTest,
ProperlyUpdatesPositionBetweenDebounces) {
auto first_position = GetTestMediaPosition(base::Seconds(10));
EXPECT_CALL(mock_system_media_controls(), SetPosition(first_position));
EXPECT_CALL(mock_system_media_controls(), ClearMetadata()).Times(0);
SimulatePositionChanged(first_position);
metadata_update_timer().FireNow();
testing::Mock::VerifyAndClearExpectations(&mock_system_media_controls());
auto second_position = GetTestMediaPosition(base::Seconds(20));
EXPECT_CALL(mock_system_media_controls(), SetPosition(second_position));
EXPECT_CALL(mock_system_media_controls(), ClearMetadata()).Times(0);
SimulatePositionChanged(second_position);
metadata_update_timer().FireNow();
}
TEST_F(SystemMediaControlsNotifierTest, NullPositionClearsPendingPosition) {
EXPECT_CALL(mock_system_media_controls(), SetPosition(_)).Times(0);
EXPECT_CALL(mock_system_media_controls(), ClearMetadata());
SimulatePositionChanged(GetTestMediaPosition());
SimulateEmptyPosition();
EXPECT_FALSE(metadata_update_timer().IsRunning());
}
TEST_F(SystemMediaControlsNotifierTest, ProperlyUpdatesImage) {
constexpr int kIconSize = 1;
EXPECT_CALL(mock_system_media_controls(), SetThumbnail(_));
SimulateImageChanged(kIconSize);
icon_update_timer().FireNow();
}
TEST_F(SystemMediaControlsNotifierTest, ProperlyDebouncesImage) {
constexpr int kDroppedIconSize = 1;
constexpr int kIconSize = 2;
EXPECT_CALL(mock_system_media_controls(), SetThumbnail(_))
.WillOnce(testing::Invoke([kIconSize](const SkBitmap& bitmap) {
EXPECT_EQ(bitmap.width(), kIconSize);
EXPECT_EQ(bitmap.height(), kIconSize);
}));
SimulateImageChanged(kDroppedIconSize);
SimulateImageChanged(kIconSize);
icon_update_timer().FireNow();
}
TEST_F(SystemMediaControlsNotifierTest, ProperlyUpdatesIsSeekTooEnabled) {
EXPECT_CALL(mock_system_media_controls(), SetIsSeekToEnabled(true));
SimulateIsSeekToEnabledChanged(true);
actions_update_timer().FireNow();
testing::Mock::VerifyAndClearExpectations(&mock_system_media_controls());
EXPECT_CALL(mock_system_media_controls(), SetIsSeekToEnabled(false));
SimulateIsSeekToEnabledChanged(false);
actions_update_timer().FireNow();
}
TEST_F(SystemMediaControlsNotifierTest, ProperlyDebouncesIsSeekTooEnabled) {
EXPECT_CALL(mock_system_media_controls(), SetIsSeekToEnabled(true)).Times(1);
EXPECT_CALL(mock_system_media_controls(), SetIsSeekToEnabled(false)).Times(0);
SimulateIsSeekToEnabledChanged(true);
SimulateIsSeekToEnabledChanged(false);
SimulateIsSeekToEnabledChanged(false);
SimulateIsSeekToEnabledChanged(true);
actions_update_timer().FireNow();
}
TEST_F(SystemMediaControlsNotifierTest, ProperlyUpdatesID) {
// When a request ID is set, the system media controls should receive that ID.
auto request_id = base::UnguessableToken::Create();
EXPECT_CALL(mock_system_media_controls(), SetID(_))
.WillOnce(WithArg<0>([request_id](const std::string* value) {
ASSERT_NE(nullptr, value);
EXPECT_EQ(request_id.ToString(), *value);
}));
notifier().MediaSessionChanged(request_id);
testing::Mock::VerifyAndClearExpectations(&mock_system_media_controls());
// When the request ID is cleared, the system media controls should receive
// null.
EXPECT_CALL(mock_system_media_controls(), SetID(nullptr));
notifier().MediaSessionChanged(std::nullopt);
}
TEST_F(SystemMediaControlsNotifierTest, DontHideMediaMetadataIfNotNeeded) {
std::u16string title = u"original_title";
std::u16string artist = u"original_artist";
std::u16string album = u"original_album";
int thumbnail_size = 1;
EXPECT_CALL(mock_system_media_controls(), SetThumbnail(_))
.WillOnce(testing::Invoke([thumbnail_size](const SkBitmap& bitmap) {
EXPECT_EQ(bitmap.width(), thumbnail_size);
EXPECT_EQ(bitmap.height(), thumbnail_size);
}));
EXPECT_CALL(mock_system_media_controls(), SetTitle(title));
EXPECT_CALL(mock_system_media_controls(), SetArtist(artist));
EXPECT_CALL(mock_system_media_controls(), SetAlbum(album));
// NOTE: As we don't call SimulateHidden(), the MediaSessionInfo's
// `hide_metadata` field will be false, and hence the updated metadata
// shouldn't be modified.
SimulateMetadataChanged(title, artist, album);
SimulateImageChanged(thumbnail_size);
metadata_update_timer().FireNow();
icon_update_timer().FireNow();
}
TEST_F(SystemMediaControlsNotifierTest, HideMediaMetadataIfNeeded) {
std::u16string title = u"original_title";
std::u16string artist = u"original_artist";
std::u16string album = u"original_album";
EXPECT_CALL(mock_system_media_controls(), SetThumbnail(_))
.WillOnce(testing::Invoke([this](const SkBitmap& bitmap) {
SkBitmap placeholder_bitmap = client_.GetThumbnailPlaceholder();
EXPECT_EQ(bitmap.width(), placeholder_bitmap.width());
EXPECT_EQ(bitmap.height(), placeholder_bitmap.height());
}));
EXPECT_CALL(mock_system_media_controls(),
SetTitle(client_.GetTitlePlaceholder()));
EXPECT_CALL(mock_system_media_controls(),
SetArtist(client_.GetArtistPlaceholder()));
EXPECT_CALL(mock_system_media_controls(),
SetAlbum(client_.GetAlbumPlaceholder()));
SimulateHidden();
// Just metadata changed should trigger an icon change as well.
SimulateMetadataChanged(title, artist, album);
metadata_update_timer().FireNow();
}
TEST_F(SystemMediaControlsNotifierTest, HideMediaImageIfNeeded) {
int thumbnail_size = 1;
EXPECT_CALL(mock_system_media_controls(), SetThumbnail(_))
.WillOnce(testing::Invoke([this](const SkBitmap& bitmap) {
SkBitmap placeholder_bitmap = client_.GetThumbnailPlaceholder();
EXPECT_EQ(bitmap.width(), placeholder_bitmap.width());
EXPECT_EQ(bitmap.height(), placeholder_bitmap.height());
}));
SimulateHidden();
SimulateImageChanged(thumbnail_size);
icon_update_timer().FireNow();
}
#if BUILDFLAG(IS_WIN)
TEST_F(SystemMediaControlsNotifierTest, DisablesOnLockAndEnablesOnUnlock) {
EXPECT_CALL(mock_system_media_controls(), SetEnabled(false));
{
// Lock the screen.
ui::ScopedSetIdleState locked(ui::IDLE_STATE_LOCKED);
// Make sure that the lock polling timer is running and then force it to
// fire so that we don't need to wait. This should disable the service.
EXPECT_TRUE(lock_polling_timer().IsRunning());
lock_polling_timer().user_task().Run();
}
// Ensure that the service was disabled.
testing::Mock::VerifyAndClearExpectations(&mock_system_media_controls());
// The service should be reenabled on unlock.
EXPECT_CALL(mock_system_media_controls(), SetEnabled(true));
{
// Unlock the screen.
ui::ScopedSetIdleState unlocked(ui::IDLE_STATE_ACTIVE);
// Make sure that the lock polling timer is running and then force it to
// fire so that we don't need to wait. This should enable the service.
EXPECT_TRUE(lock_polling_timer().IsRunning());
lock_polling_timer().user_task().Run();
}
}
TEST_F(SystemMediaControlsNotifierTest, DoesNotDisableOnLockWhenPlaying) {
EXPECT_CALL(mock_system_media_controls(), SetEnabled(_)).Times(0);
SimulatePlaying();
// Lock the screen.
ui::ScopedSetIdleState locked(ui::IDLE_STATE_LOCKED);
// Make sure that the lock polling timer is running and then force it to
// fire so that we don't need to wait. This should not disable the service.
EXPECT_TRUE(lock_polling_timer().IsRunning());
lock_polling_timer().user_task().Run();
}
TEST_F(SystemMediaControlsNotifierTest, DisablesAfterPausingOnLockScreen) {
Expectation playing =
EXPECT_CALL(mock_system_media_controls(),
SetPlaybackStatus(PlaybackStatus::kPlaying));
Expectation paused = EXPECT_CALL(mock_system_media_controls(),
SetPlaybackStatus(PlaybackStatus::kPaused))
.After(playing);
EXPECT_CALL(mock_system_media_controls(), SetEnabled(false)).After(paused);
SimulatePlaying();
metadata_update_timer().FireNow();
// Lock the screen.
ui::ScopedSetIdleState locked(ui::IDLE_STATE_LOCKED);
// Make sure that the lock polling timer is running and then force it to
// fire so that we don't need to wait. This should not disable the service.
EXPECT_TRUE(lock_polling_timer().IsRunning());
lock_polling_timer().user_task().Run();
// Since we're playing, the timer to hide the SMTC should not be running.
EXPECT_FALSE(hide_smtc_timer().IsRunning());
SimulatePaused();
metadata_update_timer().FireNow();
// Now that we're paused, the timer to hide the SMTC should be running.
EXPECT_TRUE(hide_smtc_timer().IsRunning());
// Force the timer to fire now. This should disable the service.
hide_smtc_timer().FireNow();
}
#endif // BUILDFLAG(IS_WIN)
} // namespace content