Add remote media slice in volume panel

-Add test cases

Bug: 142772656
Test: make -j42 RunSettingsRoboTests
Change-Id: I62d3054a4343ed2c7fbb0b4d7aeb5a48da194b02

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

@@ -0,0 +1,170 @@
+/*
+ * 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.slices.CustomSliceRegistry.REMOTE_MEDIA_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.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.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 = RemoteMediaSliceTest.ShadowSliceBackgroundWorker.class)
+public class RemoteMediaSliceTest {
+
+    private static final String MEDIA_ID = "media_id";
+    private static final String TEST_PACKAGE_LABEL = "music";
+    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 int TEST_VOLUME = 3;
+
+    private static MediaDeviceUpdateWorker sMediaDeviceUpdateWorker;
+
+    @Mock
+    private LocalMediaManager mLocalMediaManager;
+    @Mock
+    private MediaDevice mDevice;
+
+    private final List<MediaDevice> mDevices = new ArrayList<>();
+
+    private Context mContext;
+    private RemoteMediaSlice mRemoteMediaSlice;
+
+    @Before
+    public void setUp() throws Exception {
+        MockitoAnnotations.initMocks(this);
+        mContext = spy(RuntimeEnvironment.application);
+
+        // Set-up specs for SliceMetadata.
+        SliceProvider.setSpecs(SliceLiveData.SUPPORTED_SPECS);
+
+        mRemoteMediaSlice = new RemoteMediaSlice(mContext);
+        sMediaDeviceUpdateWorker = spy(new MediaDeviceUpdateWorker(mContext,
+                REMOTE_MEDIA_SLICE_URI));
+        sMediaDeviceUpdateWorker.mLocalMediaManager = mLocalMediaManager;
+        when(sMediaDeviceUpdateWorker.getActiveMediaDevice(
+                MediaDevice.MediaDeviceType.TYPE_CAST_DEVICE)).thenReturn(mDevices);
+        when(mDevice.getId()).thenReturn(TEST_DEVICE_1_ID);
+        when(mDevice.getName()).thenReturn(TEST_DEVICE_1_NAME);
+        when(mDevice.getMaxVolume()).thenReturn(100);
+        when(mDevice.getCurrentVolume()).thenReturn(10);
+        when(mDevice.getClientAppLabel()).thenReturn(TEST_PACKAGE_LABEL);
+    }
+
+    @Test
+    public void onNotifyChange_noId_doNothing() {
+        mDevices.add(mDevice);
+        when(mLocalMediaManager.getMediaDeviceById(mDevices, TEST_DEVICE_1_ID)).thenReturn(mDevice);
+        sMediaDeviceUpdateWorker.onDeviceListUpdate(mDevices);
+        final Intent intent = new Intent();
+        intent.putExtra(EXTRA_RANGE_VALUE, TEST_VOLUME);
+
+        mRemoteMediaSlice.onNotifyChange(intent);
+
+        verify(mDevice, never()).requestSetVolume(anyInt());
+    }
+
+    @Test
+    public void onNotifyChange_verifyAdjustVolume() {
+        mDevices.add(mDevice);
+        when(mLocalMediaManager.getMediaDeviceById(mDevices, TEST_DEVICE_1_ID)).thenReturn(mDevice);
+        sMediaDeviceUpdateWorker.onDeviceListUpdate(mDevices);
+        final Intent intent = new Intent();
+        intent.putExtra(MEDIA_ID, TEST_DEVICE_1_ID);
+        intent.putExtra(EXTRA_RANGE_VALUE, TEST_VOLUME);
+
+        mRemoteMediaSlice.onNotifyChange(intent);
+
+        verify(mDevice).requestSetVolume(TEST_VOLUME);
+    }
+
+    @Test
+    public void getSlice_noActiveDevice_checkRowNumber() {
+        final Slice slice = mRemoteMediaSlice.getSlice();
+        final int rows = SliceQuery.findAll(slice, FORMAT_SLICE, HINT_LIST_ITEM, null).size();
+
+        assertThat(rows).isEqualTo(0);
+    }
+
+    @Test
+    public void getSlice_withActiveDevice_checkRowNumber() {
+        mDevices.add(mDevice);
+        final Slice slice = mRemoteMediaSlice.getSlice();
+        final int rows = SliceQuery.findAll(slice, FORMAT_SLICE, HINT_LIST_ITEM, null).size();
+
+        // InputRange and Row
+        assertThat(rows).isEqualTo(2);
+    }
+
+    @Test
+    public void getSlice_withActiveDevice_checkTitle() {
+        mDevices.add(mDevice);
+        final Slice slice = mRemoteMediaSlice.getSlice();
+        final SliceMetadata metadata = SliceMetadata.from(mContext, slice);
+        final SliceAction primaryAction = metadata.getPrimaryAction();
+
+        assertThat(primaryAction.getTitle().toString()).isEqualTo(mContext.getText(
+                com.android.settings.R.string.remote_media_volume_option_title)
+                + " (" + TEST_PACKAGE_LABEL + ")");
+    }
+
+    @Implements(SliceBackgroundWorker.class)
+    public static class ShadowSliceBackgroundWorker {
+
+        @Implementation
+        public static SliceBackgroundWorker getInstance(Uri uri) {
+            return sMediaDeviceUpdateWorker;
+        }
+    }
+}