Merge "[Audiosharing] Move entry preference out of group category" into main (a618a8a2) · Commits · e / os / android_packages_apps_Settings

res/xml/connected_devices.xml

+8 −7

Original line number	Diff line number	Diff line
		@@ -30,13 +30,6 @@
		android:key="audio_sharing_device_list"
		android:title="@string/audio_sharing_device_group_title"
		settings:controller="com.android.settings.connecteddevice.audiosharing.AudioSharingDevicePreferenceController">
		<Preference
		android:fragment="com.android.settings.connecteddevice.audiosharing.AudioSharingDashboardFragment"
		android:icon="@drawable/ic_bt_le_audio_sharing"
		android:key="connected_device_audio_sharing_settings"
		android:order="100"
		android:title="@string/audio_sharing_title"
		settings:searchable="false" />
		</PreferenceCategory>

		<PreferenceCategory
		@@ -44,6 +37,14 @@
		android:title="@string/connected_device_temp_bond_device_title"
		settings:controller="com.android.settings.connecteddevice.audiosharing.TemporaryBondDeviceGroupController" />

		<Preference
		android:fragment="com.android.settings.connecteddevice.audiosharing.AudioSharingDashboardFragment"
		android:icon="@drawable/ic_bt_le_audio_sharing"
		android:key="connected_device_audio_sharing_settings"
		android:title="@string/audio_sharing_title"
		settings:controller="com.android.settings.connecteddevice.audiosharing.AudioSharingPreferenceController"
		settings:searchable="false" />

		<PreferenceCategory
		android:key="available_device_list"
		android:title="@string/connected_device_media_device_title"

src/com/android/settings/connecteddevice/audiosharing/AudioSharingDevicePreferenceController.java

+2 −16

Original line number	Diff line number	Diff line
		@@ -78,8 +78,6 @@ public class AudioSharingDevicePreferenceController extends BasePreferenceContro

		private static final String TAG = "AudioSharingDevicePrefController";
		private static final String KEY = "audio_sharing_device_list";
		private static final String KEY_AUDIO_SHARING_SETTINGS =
		"connected_device_audio_sharing_settings";

		@Nullable private final LocalBluetoothManager mBtManager;
		@Nullable private final CachedBluetoothDeviceManager mDeviceManager;
		@@ -89,7 +87,6 @@ public class AudioSharingDevicePreferenceController extends BasePreferenceContro
		private final Executor mExecutor;
		private final MetricsFeatureProvider mMetricsFeatureProvider;
		@Nullable private PreferenceGroup mPreferenceGroup;
		@Nullable private Preference mAudioSharingSettingsPreference;
		@Nullable private BluetoothDeviceUpdater mBluetoothDeviceUpdater;
		@Nullable private DashboardFragment mFragment;
		@Nullable private AudioSharingDialogHandler mDialogHandler;
		@@ -280,13 +277,8 @@ public class AudioSharingDevicePreferenceController extends BasePreferenceContro
		super.displayPreference(screen);
		mPreferenceGroup = screen.findPreference(KEY);
		if (mPreferenceGroup != null) {
		mAudioSharingSettingsPreference =
		mPreferenceGroup.findPreference(KEY_AUDIO_SHARING_SETTINGS);
		mPreferenceGroup.setVisible(false);
		}
		if (mAudioSharingSettingsPreference != null) {
		mAudioSharingSettingsPreference.setVisible(false);
		}

		if (isAvailable()) {
		if (mBluetoothDeviceUpdater != null) {
		@@ -320,11 +312,8 @@ public class AudioSharingDevicePreferenceController extends BasePreferenceContro
		@Override
		public void onDeviceAdded(Preference preference) {
		if (mPreferenceGroup != null) {
		if (mPreferenceGroup.getPreferenceCount() == 1) {
		if (mPreferenceGroup.getPreferenceCount() == 0) {
		mPreferenceGroup.setVisible(true);
		if (mAudioSharingSettingsPreference != null) {
		mAudioSharingSettingsPreference.setVisible(true);
		}
		}
		mPreferenceGroup.addPreference(preference);
		}
		@@ -334,11 +323,8 @@ public class AudioSharingDevicePreferenceController extends BasePreferenceContro
		public void onDeviceRemoved(Preference preference) {
		if (mPreferenceGroup != null) {
		mPreferenceGroup.removePreference(preference);
		if (mPreferenceGroup.getPreferenceCount() == 1) {
		if (mPreferenceGroup.getPreferenceCount() == 0) {
		mPreferenceGroup.setVisible(false);
		if (mAudioSharingSettingsPreference != null) {
		mAudioSharingSettingsPreference.setVisible(false);
		}
		}
		}
		}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingPreferenceController.java

+54 −6

Original line number	Diff line number	Diff line
		@@ -45,6 +45,9 @@ import java.util.concurrent.Executors;
		public class AudioSharingPreferenceController extends BasePreferenceController
		implements DefaultLifecycleObserver, BluetoothCallback {
		private static final String TAG = "AudioSharingPreferenceController";
		private static final String CONNECTED_DEVICES_PREF_KEY =
		"connected_device_audio_sharing_settings";
		private static final String CONNECTION_PREFERENCES_PREF_KEY = "audio_sharing_settings";

		@Nullable private final LocalBluetoothManager mBtManager;
		@Nullable private final BluetoothEventManager mEventManager;
		@@ -57,7 +60,7 @@ public class AudioSharingPreferenceController extends BasePreferenceController
		new BluetoothLeBroadcast.Callback() {
		@Override
		public void onBroadcastStarted(int reason, int broadcastId) {
		refreshSummary();
		refreshPreference();
		}

		@Override
		@@ -69,7 +72,7 @@ public class AudioSharingPreferenceController extends BasePreferenceController

		@Override
		public void onBroadcastStopped(int reason, int broadcastId) {
		refreshSummary();
		refreshPreference();
		}

		@Override
		@@ -111,6 +114,7 @@ public class AudioSharingPreferenceController extends BasePreferenceController
		}
		mEventManager.registerCallback(this);
		mBroadcast.registerServiceCallBack(mExecutor, mBroadcastCallback);
		updateVisibility();
		}

		@Override
		@@ -131,6 +135,13 @@ public class AudioSharingPreferenceController extends BasePreferenceController
		public void displayPreference(@NonNull PreferenceScreen screen) {
		super.displayPreference(screen);
		mPreference = screen.findPreference(getPreferenceKey());
		// super.displayPreference set the visibility based on isAvailable()
		// immediately set the preference invisible on Connected devices page to avoid the audio
		// sharing entrance being shown before updateVisibility(need binder call) take effects.
		if (mPreference != null && CONNECTED_DEVICES_PREF_KEY.equals(getPreferenceKey())) {
		mPreference.setVisible(false);
		}
		updateVisibility();
		}

		@Override
		@@ -141,14 +152,51 @@ public class AudioSharingPreferenceController extends BasePreferenceController

		@Override
		public CharSequence getSummary() {
		return BluetoothUtils.isBroadcasting(mBtManager)
		return switch (getPreferenceKey()) {
		case CONNECTION_PREFERENCES_PREF_KEY -> BluetoothUtils.isBroadcasting(mBtManager)
		? mContext.getString(R.string.audio_sharing_summary_on)
		: mContext.getString(R.string.audio_sharing_summary_off);
		default -> "";
		};
		}

		@Override
		public void onBluetoothStateChanged(@AdapterState int bluetoothState) {
		refreshSummary();
		refreshPreference();
		}

		private void refreshPreference() {
		switch (getPreferenceKey()) {
		// Audio sharing entrance on Connected devices page has no summary, but its visibility
		// will change based on audio sharing state
		case CONNECTED_DEVICES_PREF_KEY -> updateVisibility();
		// Audio sharing entrance on Connection preferences page always show up, but its summary
		// will change based on audio sharing state
		case CONNECTION_PREFERENCES_PREF_KEY -> refreshSummary();
		}
		}

		private void updateVisibility() {
		if (mPreference == null) {
		return;
		}
		switch (getPreferenceKey()) {
		case CONNECTED_DEVICES_PREF_KEY -> {
		var unused =
		ThreadUtils.postOnBackgroundThread(
		() -> {
		boolean visible = BluetoothUtils.isBroadcasting(mBtManager);
		AudioSharingUtils.postOnMainThread(
		mContext,
		() -> {
		// Check nullability to pass NullAway check
		if (mPreference != null) {
		mPreference.setVisible(visible);
		}
		});
		});
		}
		}
		}

		private void refreshSummary() {

tests/robotests/src/com/android/settings/connecteddevice/audiosharing/AudioSharingDevicePreferenceControllerTest.java

+2 −13

Original line number	Diff line number	Diff line
		@@ -117,8 +117,6 @@ import java.util.concurrent.Executor;
		})
		public class AudioSharingDevicePreferenceControllerTest {
		private static final String KEY = "audio_sharing_device_list";
		private static final String KEY_AUDIO_SHARING_SETTINGS =
		"connected_device_audio_sharing_settings";
		private static final String TEST_DEVICE_NAME = "test";

		@Rule public final MockitoRule mMockitoRule = MockitoJUnit.rule();
		@@ -151,7 +149,6 @@ public class AudioSharingDevicePreferenceControllerTest {
		private Lifecycle mLifecycle;
		private LifecycleOwner mLifecycleOwner;
		private PreferenceCategory mPreferenceGroup;
		private Preference mAudioSharingPreference;
		private FakeFeatureFactory mFeatureFactory;
		private AudioManager mAudioManager;

		@@ -189,10 +186,6 @@ public class AudioSharingDevicePreferenceControllerTest {
		when(mScreen.getContext()).thenReturn(mContext);
		mPreferenceGroup = spy(new PreferenceCategory(mContext));
		doReturn(mPreferenceManager).when(mPreferenceGroup).getPreferenceManager();
		mAudioSharingPreference = new Preference(mContext);
		mPreferenceGroup.addPreference(mAudioSharingPreference);
		when(mPreferenceGroup.findPreference(KEY_AUDIO_SHARING_SETTINGS))
		.thenReturn(mAudioSharingPreference);
		when(mScreen.findPreference(KEY)).thenReturn(mPreferenceGroup);
		mController = new AudioSharingDevicePreferenceController(mContext);
		mController.init(mFragment);
		@@ -260,7 +253,6 @@ public class AudioSharingDevicePreferenceControllerTest {
		mSetFlagsRule.disableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
		mController.displayPreference(mScreen);
		assertThat(mPreferenceGroup.isVisible()).isFalse();
		assertThat(mAudioSharingPreference.isVisible()).isFalse();
		verify(mBluetoothDeviceUpdater, never()).forceUpdate();
		}

		@@ -269,7 +261,6 @@ public class AudioSharingDevicePreferenceControllerTest {
		mSetFlagsRule.enableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
		mController.displayPreference(mScreen);
		assertThat(mPreferenceGroup.isVisible()).isFalse();
		assertThat(mAudioSharingPreference.isVisible()).isFalse();
		verify(mBluetoothDeviceUpdater).setPrefContext(mContext);
		verify(mBluetoothDeviceUpdater).forceUpdate();
		}
		@@ -299,8 +290,7 @@ public class AudioSharingDevicePreferenceControllerTest {
		shadowOf(Looper.getMainLooper()).idle();

		assertThat(mPreferenceGroup.isVisible()).isTrue();
		assertThat(mAudioSharingPreference.isVisible()).isTrue();
		assertThat(mPreferenceGroup.getPreferenceCount()).isEqualTo(2);
		assertThat(mPreferenceGroup.getPreferenceCount()).isEqualTo(1);
		}

		@Test
		@@ -312,8 +302,7 @@ public class AudioSharingDevicePreferenceControllerTest {
		shadowOf(Looper.getMainLooper()).idle();

		assertThat(mPreferenceGroup.isVisible()).isFalse();
		assertThat(mAudioSharingPreference.isVisible()).isFalse();
		assertThat(mPreferenceGroup.getPreferenceCount()).isEqualTo(1);
		assertThat(mPreferenceGroup.getPreferenceCount()).isEqualTo(0);
		}

		@Test

tests/robotests/src/com/android/settings/connecteddevice/audiosharing/AudioSharingPreferenceControllerTest.java

+121 −6

Original line number	Diff line number	Diff line
		@@ -25,8 +25,10 @@ import static com.android.settings.core.BasePreferenceController.UNSUPPORTED_ON_
		import static com.google.common.truth.Truth.assertThat;

		import static org.mockito.ArgumentMatchers.any;
		import static org.mockito.ArgumentMatchers.anyBoolean;
		import static org.mockito.Mockito.never;
		import static org.mockito.Mockito.spy;
		import static org.mockito.Mockito.times;
		import static org.mockito.Mockito.verify;
		import static org.mockito.Mockito.when;
		import static org.robolectric.Shadows.shadowOf;
		@@ -77,7 +79,8 @@ import org.robolectric.shadow.api.Shadow;
		ShadowThreadUtils.class
		})
		public class AudioSharingPreferenceControllerTest {
		private static final String PREF_KEY = "audio_sharing_settings";
		private static final String PREF_KEY1 = "audio_sharing_settings";
		private static final String PREF_KEY2 = "connected_device_audio_sharing_settings";

		@Rule public final MockitoRule mMockitoRule = MockitoJUnit.rule();
		@Rule public final SetFlagsRule mSetFlagsRule = new SetFlagsRule();
		@@ -110,9 +113,6 @@ public class AudioSharingPreferenceControllerTest {
		when(localBluetoothManager.getEventManager()).thenReturn(mBtEventManager);
		when(localBluetoothManager.getProfileManager()).thenReturn(mLocalBtProfileManager);
		when(mLocalBtProfileManager.getLeAudioBroadcastProfile()).thenReturn(mBroadcast);
		mController = new AudioSharingPreferenceController(mContext, PREF_KEY);
		mPreference = spy(new Preference(mContext));
		when(mScreen.findPreference(PREF_KEY)).thenReturn(mPreference);
		}

		@After
		@@ -124,6 +124,7 @@ public class AudioSharingPreferenceControllerTest {
		@Test
		public void onStart_flagOn_registerCallback() {
		mSetFlagsRule.enableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
		setupControllerWithKey(PREF_KEY1);
		mController.onStart(mLifecycleOwner);
		verify(mBtEventManager).registerCallback(mController);
		verify(mBroadcast).registerServiceCallBack(any(), any(BluetoothLeBroadcast.Callback.class));
		@@ -132,6 +133,7 @@ public class AudioSharingPreferenceControllerTest {
		@Test
		public void onStart_flagOff_skipRegisterCallback() {
		mSetFlagsRule.disableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
		setupControllerWithKey(PREF_KEY1);
		mController.onStart(mLifecycleOwner);
		verify(mBtEventManager, never()).registerCallback(mController);
		verify(mBroadcast, never())
		@@ -141,6 +143,7 @@ public class AudioSharingPreferenceControllerTest {
		@Test
		public void onStop_flagOn_unregisterCallback() {
		mSetFlagsRule.enableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
		setupControllerWithKey(PREF_KEY1);
		mController.onStop(mLifecycleOwner);
		verify(mBtEventManager).unregisterCallback(mController);
		verify(mBroadcast).unregisterServiceCallBack(any(BluetoothLeBroadcast.Callback.class));
		@@ -149,6 +152,7 @@ public class AudioSharingPreferenceControllerTest {
		@Test
		public void onStop_flagOff_skipUnregisterCallback() {
		mSetFlagsRule.disableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
		setupControllerWithKey(PREF_KEY1);
		mController.onStop(mLifecycleOwner);
		verify(mBtEventManager, never()).unregisterCallback(mController);
		verify(mBroadcast, never())
		@@ -158,65 +162,169 @@ public class AudioSharingPreferenceControllerTest {
		@Test
		public void getAvailabilityStatus_flagOn() {
		mSetFlagsRule.enableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
		setupControllerWithKey(PREF_KEY1);
		assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
		}

		@Test
		public void getAvailabilityStatus_flagOff() {
		mSetFlagsRule.disableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
		setupControllerWithKey(PREF_KEY1);
		assertThat(mController.getAvailabilityStatus()).isEqualTo(UNSUPPORTED_ON_DEVICE);
		}

		@Test
		public void getSummary_broadcastOn() {
		public void getSummary_connectionPreference_broadcastOn() {
		when(mBroadcast.isEnabled(any())).thenReturn(true);
		setupControllerWithKey(PREF_KEY1);
		assertThat(mController.getSummary().toString())
		.isEqualTo(mContext.getString(R.string.audio_sharing_summary_on));
		}

		@Test
		public void getSummary_broadcastOff() {
		public void getSummary_connectionPreference_broadcastOff() {
		when(mBroadcast.isEnabled(any())).thenReturn(false);
		setupControllerWithKey(PREF_KEY1);
		assertThat(mController.getSummary().toString())
		.isEqualTo(mContext.getString(R.string.audio_sharing_summary_off));
		}

		@Test
		public void getSummary_connectedDevices_broadcastOn() {
		when(mBroadcast.isEnabled(any())).thenReturn(true);
		setupControllerWithKey(PREF_KEY2);
		assertThat(mController.getSummary().toString()).isEmpty();
		}

		@Test
		public void getSummary_connectedDevices_broadcastOff() {
		when(mBroadcast.isEnabled(any())).thenReturn(false);
		setupControllerWithKey(PREF_KEY2);
		assertThat(mController.getSummary().toString()).isEmpty();
		}

		@Test
		public void onBluetoothStateChanged_refreshSummary() {
		setupControllerWithKey(PREF_KEY1);
		mController.updateState(mPreference);
		mController.displayPreference(mScreen);
		shadowOf(Looper.getMainLooper()).idle();
		assertThat(mPreference.getSummary().toString())
		.isEqualTo(mContext.getString(R.string.audio_sharing_summary_off));
		assertThat(mPreference.isVisible()).isTrue();

		when(mBroadcast.isEnabled(any())).thenReturn(true);
		mController.onBluetoothStateChanged(STATE_ON);
		shadowOf(Looper.getMainLooper()).idle();
		assertThat(mPreference.getSummary().toString())
		.isEqualTo(mContext.getString(R.string.audio_sharing_summary_on));
		assertThat(mPreference.isVisible()).isTrue();

		when(mBroadcast.isEnabled(any())).thenReturn(false);
		mController.onBluetoothStateChanged(STATE_OFF);
		shadowOf(Looper.getMainLooper()).idle();
		assertThat(mPreference.getSummary().toString())
		.isEqualTo(mContext.getString(R.string.audio_sharing_summary_off));
		assertThat(mPreference.isVisible()).isTrue();
		}

		@Test
		public void onBluetoothStateChanged_refreshVisibility() {
		setupControllerWithKey(PREF_KEY2);
		mController.updateState(mPreference);
		mController.displayPreference(mScreen);
		shadowOf(Looper.getMainLooper()).idle();
		assertThat(mPreference.getSummary().toString()).isEmpty();
		assertThat(mPreference.isVisible()).isFalse();

		when(mBroadcast.isEnabled(any())).thenReturn(true);
		mController.onBluetoothStateChanged(STATE_ON);
		shadowOf(Looper.getMainLooper()).idle();
		assertThat(mPreference.getSummary().toString()).isEmpty();
		assertThat(mPreference.isVisible()).isTrue();

		when(mBroadcast.isEnabled(any())).thenReturn(false);
		mController.onBluetoothStateChanged(STATE_OFF);
		shadowOf(Looper.getMainLooper()).idle();
		assertThat(mPreference.getSummary().toString()).isEmpty();
		assertThat(mPreference.isVisible()).isFalse();
		}

		@Test
		public void testBluetoothLeBroadcastCallbacks_refreshSummary() {
		setupControllerWithKey(PREF_KEY1);
		mController.updateState(mPreference);
		mController.displayPreference(mScreen);
		shadowOf(Looper.getMainLooper()).idle();
		assertThat(mPreference.getSummary().toString())
		.isEqualTo(mContext.getString(R.string.audio_sharing_summary_off));
		assertThat(mPreference.isVisible()).isTrue();

		when(mBroadcast.isEnabled(any())).thenReturn(true);
		mController.mBroadcastCallback.onBroadcastStarted(/* reason= / 1, / broadcastId= */ 1);
		shadowOf(Looper.getMainLooper()).idle();
		assertThat(mPreference.getSummary().toString())
		.isEqualTo(mContext.getString(R.string.audio_sharing_summary_on));
		assertThat(mPreference.isVisible()).isTrue();

		when(mBroadcast.isEnabled(any())).thenReturn(false);
		mController.mBroadcastCallback.onBroadcastStopped(/* reason= / 1, / broadcastId= */ 1);
		shadowOf(Looper.getMainLooper()).idle();
		assertThat(mPreference.getSummary().toString())
		.isEqualTo(mContext.getString(R.string.audio_sharing_summary_off));
		assertThat(mPreference.isVisible()).isTrue();
		}

		@Test
		public void testBluetoothLeBroadcastCallbacks_refreshVisibility() {
		setupControllerWithKey(PREF_KEY2);
		mController.updateState(mPreference);
		mController.displayPreference(mScreen);
		shadowOf(Looper.getMainLooper()).idle();
		assertThat(mPreference.getSummary().toString()).isEmpty();
		assertThat(mPreference.isVisible()).isFalse();

		when(mBroadcast.isEnabled(any())).thenReturn(true);
		mController.mBroadcastCallback.onBroadcastStarted(/* reason= / 1, / broadcastId= */ 1);
		shadowOf(Looper.getMainLooper()).idle();
		assertThat(mPreference.getSummary().toString()).isEmpty();
		assertThat(mPreference.isVisible()).isTrue();

		when(mBroadcast.isEnabled(any())).thenReturn(false);
		mController.mBroadcastCallback.onBroadcastStopped(/* reason= / 1, / broadcastId= */ 1);
		shadowOf(Looper.getMainLooper()).idle();
		assertThat(mPreference.getSummary().toString()).isEmpty();
		assertThat(mPreference.isVisible()).isFalse();
		}

		@Test
		public void testBluetoothLeBroadcastCallbacks_doNothing() {
		setupControllerWithKey(PREF_KEY1);
		mController.displayPreference(mScreen);
		shadowOf(Looper.getMainLooper()).idle();
		verify(mPreference).setVisible(anyBoolean());

		mController.mBroadcastCallback.onBroadcastMetadataChanged(/* reason= */ 1, mMetadata);
		verify(mPreference, never()).setSummary(any());
		mController.mBroadcastCallback.onBroadcastUpdated(/* reason= / 1, / broadcastId= */ 1);
		verify(mPreference, never()).setSummary(any());
		mController.mBroadcastCallback.onPlaybackStarted(/* reason= / 1, / broadcastId= */ 1);
		verify(mPreference, never()).setSummary(any());
		mController.mBroadcastCallback.onPlaybackStopped(/* reason= / 1, / broadcastId= */ 1);
		verify(mPreference, never()).setSummary(any());
		mController.mBroadcastCallback.onBroadcastStartFailed(/* reason= */ 1);
		verify(mPreference, never()).setSummary(any());
		mController.mBroadcastCallback.onBroadcastStopFailed(/* reason= */ 1);
		verify(mPreference, never()).setSummary(any());
		mController.mBroadcastCallback.onBroadcastUpdateFailed(
		/* reason= / 1, / broadcastId= */ 1);
		verify(mPreference, never()).setSummary(any());
		verify(mPreference).setVisible(anyBoolean());

		setupControllerWithKey(PREF_KEY2);
		mController.displayPreference(mScreen);
		shadowOf(Looper.getMainLooper()).idle();
		verify(mPreference, times(3)).setVisible(anyBoolean());

		mController.mBroadcastCallback.onBroadcastMetadataChanged(/* reason= */ 1, mMetadata);
		verify(mPreference, never()).setSummary(any());
		@@ -233,5 +341,12 @@ public class AudioSharingPreferenceControllerTest {
		mController.mBroadcastCallback.onBroadcastUpdateFailed(
		/* reason= / 1, / broadcastId= */ 1);
		verify(mPreference, never()).setSummary(any());
		verify(mPreference, times(3)).setVisible(anyBoolean());
		}

		private void setupControllerWithKey(String preferenceKey) {
		mController = new AudioSharingPreferenceController(mContext, preferenceKey);
		mPreference = spy(new Preference(mContext));
		when(mScreen.findPreference(preferenceKey)).thenReturn(mPreference);
		}
		}