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Commit 7dfd41f6 authored by timhypeng's avatar timhypeng Committed by tim peng
Browse files

Add slice for dynamic grouping in output switcher 

-Add group operation slice to edit the group and do the volume adjustment
-Add grouping API in slice worker
-Add test cases

Bug: 146813761
Test: make -j42 RunSettingsRoboTests
Change-Id: Ide0df5e3934bc8ac68aaa67fcbd6173a4454ac7f
parent 23d5e329

src/com/android/settings/media/MediaDeviceUpdateWorker.java

+32 −0
Original line number Diff line number Diff line
@@ -146,6 +146,34 @@ public class MediaDeviceUpdateWorker extends SliceBackgroundWorker 
        return mTopDevice;

    }



    boolean addDeviceToPlayMedia(MediaDevice device) {

        return mLocalMediaManager.addDeviceToPlayMedia(device);

    }



    boolean removeDeviceFromPlayMedia(MediaDevice device) {

        return mLocalMediaManager.removeDeviceFromPlayMedia(device);

    }



    List<MediaDevice> getSelectableMediaDevice() {

        return mLocalMediaManager.getSelectableMediaDevice();

    }



    List<MediaDevice> getSelectedMediaDevice() {

        return mLocalMediaManager.getSelectedMediaDevice();

    }



    void adjustSessionVolume(int volume) {

        mLocalMediaManager.adjustSessionVolume(volume);

    }



    int getSessionVolumeMax() {

        return mLocalMediaManager.getSessionVolumeMax();

    }



    int getSessionVolume() {

        return mLocalMediaManager.getSessionVolume();

    }



    /**

     * Find the active MediaDevice.

     *
@@ -170,6 +198,10 @@ public class MediaDeviceUpdateWorker extends SliceBackgroundWorker 
        });

    }



    String getPackageName() {

        return mPackageName;

    }



    private class DevicesChangedBroadcastReceiver extends BroadcastReceiver {

        @Override

        public void onReceive(Context context, Intent intent) {

src/com/android/settings/media/MediaOutputGroupSlice.java

0 → 100644
+254 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2020 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */



package com.android.settings.media;



import static android.app.slice.Slice.EXTRA_RANGE_VALUE;



import static com.android.settings.slices.CustomSliceRegistry.MEDIA_OUTPUT_GROUP_SLICE_URI;



import android.app.PendingIntent;

import android.content.Context;

import android.content.Intent;

import android.graphics.Bitmap;

import android.graphics.Canvas;

import android.graphics.drawable.Drawable;

import android.net.Uri;

import android.text.TextUtils;

import android.util.Log;



import androidx.annotation.VisibleForTesting;

import androidx.core.graphics.drawable.IconCompat;

import androidx.slice.Slice;

import androidx.slice.builders.ListBuilder;

import androidx.slice.builders.SliceAction;



import com.android.settings.R;

import com.android.settings.Utils;

import com.android.settings.slices.CustomSliceable;

import com.android.settings.slices.SliceBackgroundWorker;

import com.android.settings.slices.SliceBroadcastReceiver;

import com.android.settingslib.media.MediaDevice;



import java.util.List;



/**

 * Show the Media device that can be transfer the media.

 */

public class MediaOutputGroupSlice implements CustomSliceable {



    @VisibleForTesting

    static final String GROUP_DEVICES = "group_devices";

    @VisibleForTesting

    static final String MEDIA_DEVICE_ID = "media_device_id";

    @VisibleForTesting

    static final String CUSTOMIZED_ACTION = "customized_action";

    @VisibleForTesting

    static final int ACTION_VOLUME_ADJUSTMENT = 1;

    @VisibleForTesting

    static final int ACTION_MEDIA_SESSION_OPERATION = 2;

    @VisibleForTesting

    static final int ERROR = -1;



    private static final String TAG = "MediaOutputGroupSlice";

    private static final int COLOR_DISABLED = (int) (255 * 0.3);



    private final Context mContext;

    private MediaDeviceUpdateWorker mWorker;



    public MediaOutputGroupSlice(Context context) {

        mContext = context;

    }



    @Override

    public Slice getSlice() {

        // Reload theme for switching dark mode on/off

        mContext.getTheme().applyStyle(R.style.Theme_Settings_Home, true /* force */);

        final ListBuilder listBuilder = new ListBuilder(mContext, getUri(), ListBuilder.INFINITY)

                .setAccentColor(COLOR_NOT_TINTED);

        // Add "Group" row

        final IconCompat titleIcon = IconCompat.createWithResource(mContext,

                R.drawable.ic_speaker_group_black_24dp);

        final Bitmap emptyBitmap = Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888);

        final int maxVolume = getWorker().getSessionVolumeMax();

        final String title = mContext.getString(R.string.media_output_group);

        final SliceAction primaryAction = SliceAction.createDeeplink(

                getBroadcastIntent(GROUP_DEVICES,

                        GROUP_DEVICES.hashCode(),

                        ACTION_MEDIA_SESSION_OPERATION),

                titleIcon, ListBuilder.ICON_IMAGE, GROUP_DEVICES);

        final SliceAction endItemAction = SliceAction.createDeeplink(

                getBroadcastIntent(GROUP_DEVICES,

                        GROUP_DEVICES.hashCode() + ACTION_MEDIA_SESSION_OPERATION,

                        ACTION_MEDIA_SESSION_OPERATION),

                IconCompat.createWithBitmap(emptyBitmap), ListBuilder.ICON_IMAGE, "");

        if (maxVolume > 0) {    // Add InputRange row

            listBuilder.addInputRange(new ListBuilder.InputRangeBuilder()

                    .setTitleItem(titleIcon, ListBuilder.ICON_IMAGE)

                    .addEndItem(endItemAction)

                    .setTitle(title)

                    .setPrimaryAction(primaryAction)

                    .setInputAction(getBroadcastIntent(GROUP_DEVICES,

                            GROUP_DEVICES.hashCode() + ACTION_VOLUME_ADJUSTMENT,

                            ACTION_VOLUME_ADJUSTMENT))

                    .setMax(maxVolume)

                    .setValue(getWorker().getSessionVolume()));

        } else {    // No max volume information. Add generic Row

            listBuilder.addRow(new ListBuilder.RowBuilder()

                    .setTitleItem(titleIcon, ListBuilder.ICON_IMAGE)

                    .setTitle(title)

                    .setPrimaryAction(primaryAction));

        }

        // Add device row

        addRow(listBuilder, getWorker().getSelectedMediaDevice(), true);

        addRow(listBuilder, getWorker().getSelectableMediaDevice(), false);

        return listBuilder.build();

    }



    private void addRow(ListBuilder listBuilder, List<MediaDevice> mediaDevices,

            boolean selected) {

        for (MediaDevice device : mediaDevices) {

            final int maxVolume = device.getMaxVolume();

            final IconCompat titleIcon = Utils.createIconWithDrawable(device.getIcon());

            final String title = device.getName();

            final SliceAction disabledIconSliceAction = SliceAction.createDeeplink(

                    getBroadcastIntent(null, 0, 0),

                    getDisabledCheckboxIcon(), ListBuilder.ICON_IMAGE, "");

            final SliceAction enabledIconSliceAction = SliceAction.createToggle(

                    getBroadcastIntent(device.getId(),

                            device.hashCode() + ACTION_MEDIA_SESSION_OPERATION,

                            ACTION_MEDIA_SESSION_OPERATION),

                    IconCompat.createWithResource(mContext, R.drawable.ic_check_box_anim),

                    "",

                    selected);

            if (maxVolume > 0) {    // Add InputRange row

                final ListBuilder.InputRangeBuilder builder = new ListBuilder.InputRangeBuilder()

                        .setTitleItem(titleIcon, ListBuilder.ICON_IMAGE)

                        .setTitle(title)

                        .setInputAction(getBroadcastIntent(device.getId(),

                                device.hashCode() + ACTION_VOLUME_ADJUSTMENT,

                                ACTION_VOLUME_ADJUSTMENT))

                        .setMax(device.getMaxVolume())

                        .setValue(device.getCurrentVolume());

                // Add endItem with different icons

                if (mediaDevices.size() == 1 && selected) {

                    builder.addEndItem(disabledIconSliceAction);

                } else {

                    builder.addEndItem(enabledIconSliceAction);

                }

                listBuilder.addInputRange(builder);

            } else {    // No max volume information. Add generic Row

                final ListBuilder.RowBuilder rowBuilder = new ListBuilder.RowBuilder()

                        .setTitleItem(titleIcon, ListBuilder.ICON_IMAGE)

                        .setTitle(title);

                // Add endItem with different icons

                if (mediaDevices.size() == 1 && selected) {

                    rowBuilder.addEndItem(disabledIconSliceAction);

                } else {

                    rowBuilder.addEndItem(enabledIconSliceAction);

                }

                listBuilder.addRow(rowBuilder);

            }

        }

    }



    private IconCompat getDisabledCheckboxIcon() {

        final Drawable drawable = mContext.getDrawable(R.drawable.ic_check_box_blue_24dp);

        final Bitmap checkbox = Bitmap.createBitmap(drawable.getIntrinsicWidth(),

                drawable.getIntrinsicHeight(), Bitmap.Config.ARGB_8888);

        final Canvas canvas = new Canvas(checkbox);

        drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());

        drawable.setAlpha(COLOR_DISABLED);

        drawable.draw(canvas);



        return IconCompat.createWithBitmap(checkbox);

    }



    private PendingIntent getBroadcastIntent(String id, int requestCode, int action) {

        final Intent intent = new Intent(getUri().toString());

        intent.setClass(mContext, SliceBroadcastReceiver.class);

        intent.putExtra(MEDIA_DEVICE_ID, id);

        intent.putExtra(CUSTOMIZED_ACTION, action);

        intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND);

        return PendingIntent.getBroadcast(mContext, requestCode, intent,

                PendingIntent.FLAG_UPDATE_CURRENT);

    }



    private MediaDeviceUpdateWorker getWorker() {

        if (mWorker == null) {

            mWorker = SliceBackgroundWorker.getInstance(getUri());

        }

        return mWorker;

    }



    @Override

    public Uri getUri() {

        return MEDIA_OUTPUT_GROUP_SLICE_URI;

    }



    @Override

    public void onNotifyChange(Intent intent) {

        final String id = intent.getStringExtra(MEDIA_DEVICE_ID);

        if (TextUtils.isEmpty(id)) {

            Log.e(TAG, "Unable to handle notification. The device is unavailable");

            return;

        }

        final MediaDevice device = getWorker().getMediaDeviceById(id);

        switch (intent.getIntExtra(CUSTOMIZED_ACTION, ERROR)) {

            case ACTION_VOLUME_ADJUSTMENT:

                final int newPosition = intent.getIntExtra(EXTRA_RANGE_VALUE, ERROR);

                if (newPosition == ERROR) {

                    Log.e(TAG, "Unable to adjust volume. The volume value is unavailable");

                    return;

                }

                // Group volume adjustment

                if (TextUtils.equals(id, GROUP_DEVICES)) {

                    getWorker().adjustSessionVolume(newPosition);

                } else {

                    if (device == null) {

                        Log.e(TAG, "Unable to adjust volume. The device(" + id

                                + ") is unavailable");

                        return;

                    }

                    // Single device volume adjustment

                    getWorker().adjustVolume(device, newPosition);

                }

                break;

            case ACTION_MEDIA_SESSION_OPERATION:

                if (device == null) {

                    Log.e(TAG, "Unable to adjust session volume. The device(" + id

                            + ") is unavailable");

                    return;

                }

                if (TextUtils.equals(device.getClientPackageName(), getWorker().getPackageName())) {

                    getWorker().removeDeviceFromPlayMedia(device);

                } else {

                    getWorker().addDeviceToPlayMedia(device);

                }

                break;

        }

    }



    @Override

    public Intent getIntent() {

        return null;

    }



    @Override

    public Class getBackgroundWorkerClass() {

        return MediaDeviceUpdateWorker.class;

    }

}

tests/robotests/src/com/android/settings/media/MediaOutputGroupSliceTest.java

0 → 100644
+270 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2020 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */



package com.android.settings.media;



import static android.app.slice.Slice.EXTRA_RANGE_VALUE;

import static android.app.slice.Slice.HINT_LIST_ITEM;

import static android.app.slice.SliceItem.FORMAT_SLICE;



import static com.android.settings.media.MediaOutputGroupSlice.ACTION_MEDIA_SESSION_OPERATION;

import static com.android.settings.media.MediaOutputGroupSlice.ACTION_VOLUME_ADJUSTMENT;

import static com.android.settings.media.MediaOutputGroupSlice.CUSTOMIZED_ACTION;

import static com.android.settings.media.MediaOutputGroupSlice.GROUP_DEVICES;

import static com.android.settings.media.MediaOutputGroupSlice.MEDIA_DEVICE_ID;

import static com.android.settings.slices.CustomSliceRegistry.MEDIA_OUTPUT_GROUP_SLICE_URI;



import static com.google.common.truth.Truth.assertThat;



import static org.mockito.ArgumentMatchers.anyInt;

import static org.mockito.Mockito.never;

import static org.mockito.Mockito.spy;

import static org.mockito.Mockito.verify;

import static org.mockito.Mockito.when;



import android.content.Context;

import android.content.Intent;

import android.graphics.drawable.Drawable;

import android.net.Uri;



import androidx.slice.Slice;

import androidx.slice.SliceMetadata;

import androidx.slice.SliceProvider;

import androidx.slice.core.SliceAction;

import androidx.slice.core.SliceQuery;

import androidx.slice.widget.SliceLiveData;



import com.android.settings.R;

import com.android.settings.slices.SliceBackgroundWorker;

import com.android.settingslib.media.LocalMediaManager;

import com.android.settingslib.media.MediaDevice;



import org.junit.Before;

import org.junit.Test;

import org.junit.runner.RunWith;

import org.mockito.Mock;

import org.mockito.MockitoAnnotations;

import org.robolectric.RobolectricTestRunner;

import org.robolectric.RuntimeEnvironment;

import org.robolectric.annotation.Config;

import org.robolectric.annotation.Implementation;

import org.robolectric.annotation.Implements;



import java.util.ArrayList;

import java.util.List;



@RunWith(RobolectricTestRunner.class)

@Config(shadows = MediaOutputGroupSliceTest.ShadowSliceBackgroundWorker.class)

public class MediaOutputGroupSliceTest {



    private static final String TEST_PACKAGE_NAME = "com.test.music";

    private static final String TEST_PACKAGE_NAME2 = "com.test.music2";

    private static final String TEST_DEVICE_1_ID = "test_device_1_id";

    private static final String TEST_DEVICE_1_NAME = "test_device_1_name";

    private static final String TEST_DEVICE_2_ID = "test_device_2_id";

    private static final String TEST_DEVICE_2_NAME = "test_device_2_name";

    private static final int TEST_VOLUME = 3;



    private static MediaDeviceUpdateWorker sMediaDeviceUpdateWorker;



    @Mock

    private LocalMediaManager mLocalMediaManager;

    @Mock

    private MediaDevice mDevice1;

    @Mock

    private MediaDevice mDevice2;



    private final List<MediaDevice> mSelectableDevices = new ArrayList<>();

    private final List<MediaDevice> mSelectedDevices = new ArrayList<>();



    private Context mContext;

    private MediaOutputGroupSlice mMediaOutputGroupSlice;

    private Drawable mDrawable;



    @Before

    public void setUp() throws Exception {

        MockitoAnnotations.initMocks(this);

        mContext = spy(RuntimeEnvironment.application);



        // Set-up specs for SliceMetadata.

        SliceProvider.setSpecs(SliceLiveData.SUPPORTED_SPECS);



        mMediaOutputGroupSlice = new MediaOutputGroupSlice(mContext);

        sMediaDeviceUpdateWorker = spy(new MediaDeviceUpdateWorker(mContext,

                MEDIA_OUTPUT_GROUP_SLICE_URI));

        sMediaDeviceUpdateWorker.mLocalMediaManager = mLocalMediaManager;

        when(sMediaDeviceUpdateWorker.getPackageName()).thenReturn(TEST_PACKAGE_NAME);

        mDrawable = mContext.getDrawable(R.drawable.ic_check_box_blue_24dp);

        when(sMediaDeviceUpdateWorker.getSelectableMediaDevice()).thenReturn(mSelectableDevices);

        when(mDevice1.getId()).thenReturn(TEST_DEVICE_1_ID);

        when(mDevice1.getIcon()).thenReturn(mDrawable);

        when(mDevice1.getName()).thenReturn(TEST_DEVICE_1_NAME);

        when(mDevice1.getMaxVolume()).thenReturn(100);

        when(mDevice1.getCurrentVolume()).thenReturn(10);

        when(mDevice1.getClientPackageName()).thenReturn(TEST_PACKAGE_NAME);

        when(mDevice2.getId()).thenReturn(TEST_DEVICE_2_ID);

        when(mDevice2.getIcon()).thenReturn(mDrawable);

        when(mDevice2.getName()).thenReturn(TEST_DEVICE_2_NAME);

        when(mDevice2.getMaxVolume()).thenReturn(100);

        when(mDevice2.getCurrentVolume()).thenReturn(20);

    }



    @Test

    public void getSlice_noMatchedDevice_doNothing() {

        mSelectableDevices.add(mDevice1);

        mSelectedDevices.add(mDevice1);

        when(mLocalMediaManager.getMediaDeviceById(mSelectableDevices, TEST_DEVICE_1_ID))

                .thenReturn(mDevice1);

        sMediaDeviceUpdateWorker.onDeviceListUpdate(mSelectableDevices);

        when(sMediaDeviceUpdateWorker.getSelectedMediaDevice()).thenReturn(mSelectedDevices);

        final Intent intent = new Intent();

        intent.putExtra(EXTRA_RANGE_VALUE, TEST_VOLUME);

        intent.putExtra(MEDIA_DEVICE_ID, TEST_DEVICE_2_ID);

        intent.putExtra(CUSTOMIZED_ACTION, ACTION_VOLUME_ADJUSTMENT);



        mMediaOutputGroupSlice.onNotifyChange(intent);



        verify(sMediaDeviceUpdateWorker, never()).adjustSessionVolume(anyInt());

        verify(mDevice1, never()).requestSetVolume(TEST_VOLUME);

    }



    @Test

    public void getSlice_withOneSelectableDevice_checkRowNumber() {

        mSelectableDevices.add(mDevice1);

        mSelectedDevices.add(mDevice2);

        when(sMediaDeviceUpdateWorker.getSelectedMediaDevice()).thenReturn(mSelectedDevices);

        when(sMediaDeviceUpdateWorker.getSelectableMediaDevice()).thenReturn(mSelectableDevices);

        final Slice slice = mMediaOutputGroupSlice.getSlice();

        final int rows = SliceQuery.findAll(slice, FORMAT_SLICE, HINT_LIST_ITEM, null).size();



        // Group item and 2 * InputRange

        assertThat(rows).isEqualTo(3);

    }



    @Test

    public void getSlice_withOneSelectableDevice_checkTitle() {

        mSelectableDevices.add(mDevice1);

        mSelectedDevices.add(mDevice1);

        sMediaDeviceUpdateWorker.onDeviceListUpdate(mSelectableDevices);

        when(sMediaDeviceUpdateWorker.getSelectedMediaDevice()).thenReturn(mSelectedDevices);

        final Slice slice = mMediaOutputGroupSlice.getSlice();

        final SliceMetadata metadata = SliceMetadata.from(mContext, slice);

        final SliceAction primaryAction = metadata.getPrimaryAction();



        assertThat(primaryAction.getTitle().toString()).isEqualTo(GROUP_DEVICES);

    }



    @Test

    public void onNotifyChange_verifyAdjustDeviceVolume() {

        mSelectableDevices.add(mDevice1);

        mSelectedDevices.add(mDevice1);

        when(mLocalMediaManager.getMediaDeviceById(mSelectableDevices, TEST_DEVICE_1_ID))

                .thenReturn(mDevice1);

        sMediaDeviceUpdateWorker.onDeviceListUpdate(mSelectableDevices);

        when(sMediaDeviceUpdateWorker.getSelectedMediaDevice()).thenReturn(mSelectedDevices);

        final Intent intent = new Intent();

        intent.putExtra(EXTRA_RANGE_VALUE, TEST_VOLUME);

        intent.putExtra(MEDIA_DEVICE_ID, TEST_DEVICE_1_ID);

        intent.putExtra(CUSTOMIZED_ACTION, ACTION_VOLUME_ADJUSTMENT);



        mMediaOutputGroupSlice.onNotifyChange(intent);



        verify(mDevice1).requestSetVolume(TEST_VOLUME);

    }



    @Test

    public void onNotifyChange_verifyAdjustGroupVolume() {

        mSelectableDevices.add(mDevice1);

        mSelectedDevices.add(mDevice1);

        when(mLocalMediaManager.getMediaDeviceById(mSelectableDevices, TEST_DEVICE_1_ID))

                .thenReturn(mDevice1);

        sMediaDeviceUpdateWorker.onDeviceListUpdate(mSelectableDevices);

        when(sMediaDeviceUpdateWorker.getSelectedMediaDevice()).thenReturn(mSelectedDevices);

        final Intent intent = new Intent();

        intent.putExtra(EXTRA_RANGE_VALUE, TEST_VOLUME);

        intent.putExtra(MEDIA_DEVICE_ID, GROUP_DEVICES);

        intent.putExtra(CUSTOMIZED_ACTION, ACTION_VOLUME_ADJUSTMENT);



        mMediaOutputGroupSlice.onNotifyChange(intent);



        verify(sMediaDeviceUpdateWorker).adjustSessionVolume(TEST_VOLUME);

    }



    @Test

    public void onNotifyChange_sessionOperation_differentClient_verifyAddSession() {

        mSelectableDevices.add(mDevice1);

        mSelectableDevices.add(mDevice2);

        mSelectedDevices.add(mDevice1);

        when(mDevice2.getClientPackageName()).thenReturn(TEST_PACKAGE_NAME2);

        when(mLocalMediaManager.getMediaDeviceById(mSelectableDevices, TEST_DEVICE_2_ID))

                .thenReturn(mDevice2);

        sMediaDeviceUpdateWorker.onDeviceListUpdate(mSelectableDevices);

        when(sMediaDeviceUpdateWorker.getSelectedMediaDevice()).thenReturn(mSelectedDevices);

        final Intent intent = new Intent();

        intent.putExtra(MEDIA_DEVICE_ID, TEST_DEVICE_2_ID);

        intent.putExtra(CUSTOMIZED_ACTION, ACTION_MEDIA_SESSION_OPERATION);



        mMediaOutputGroupSlice.onNotifyChange(intent);



        verify(sMediaDeviceUpdateWorker).addDeviceToPlayMedia(mDevice2);

    }



    @Test

    public void onNotifyChange_sessionOperation_sameClient_verifyRemoveSession() {

        mSelectableDevices.add(mDevice1);

        mSelectableDevices.add(mDevice2);

        mSelectedDevices.add(mDevice1);

        when(mDevice2.getClientPackageName()).thenReturn(TEST_PACKAGE_NAME);

        when(mLocalMediaManager.getMediaDeviceById(mSelectableDevices, TEST_DEVICE_2_ID))

                .thenReturn(mDevice2);

        sMediaDeviceUpdateWorker.onDeviceListUpdate(mSelectableDevices);

        when(sMediaDeviceUpdateWorker.getSelectedMediaDevice()).thenReturn(mSelectedDevices);

        final Intent intent = new Intent();

        intent.putExtra(MEDIA_DEVICE_ID, TEST_DEVICE_2_ID);

        intent.putExtra(CUSTOMIZED_ACTION, ACTION_MEDIA_SESSION_OPERATION);



        mMediaOutputGroupSlice.onNotifyChange(intent);



        verify(sMediaDeviceUpdateWorker).removeDeviceFromPlayMedia(mDevice2);

    }



    @Test

    public void onNotifyChange_noId_doNothing() {

        mSelectableDevices.add(mDevice1);

        mSelectedDevices.add(mDevice1);

        when(mLocalMediaManager.getMediaDeviceById(mSelectableDevices, TEST_DEVICE_1_ID))

                .thenReturn(mDevice1);

        sMediaDeviceUpdateWorker.onDeviceListUpdate(mSelectableDevices);

        when(sMediaDeviceUpdateWorker.getSelectedMediaDevice()).thenReturn(mSelectedDevices);

        final Intent intent = new Intent();

        intent.putExtra(EXTRA_RANGE_VALUE, TEST_VOLUME);

        intent.putExtra(CUSTOMIZED_ACTION, ACTION_VOLUME_ADJUSTMENT);



        mMediaOutputGroupSlice.onNotifyChange(intent);



        verify(sMediaDeviceUpdateWorker, never()).adjustSessionVolume(anyInt());

        verify(mDevice1, never()).requestSetVolume(TEST_VOLUME);

    }



    @Implements(SliceBackgroundWorker.class)

    public static class ShadowSliceBackgroundWorker {



        @Implementation

        public static SliceBackgroundWorker getInstance(Uri uri) {

            return sMediaDeviceUpdateWorker;

        }

    }

}