| /* |
| * Copyright 2018 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.car.media.common.source; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import static org.mockito.Mockito.when; |
| import static org.robolectric.RuntimeEnvironment.application; |
| |
| import android.content.SharedPreferences; |
| import android.preference.PreferenceManager; |
| import android.support.v4.media.session.MediaControllerCompat; |
| import android.support.v4.media.session.PlaybackStateCompat; |
| |
| import androidx.annotation.Nullable; |
| |
| import com.android.car.arch.common.testing.InstantTaskExecutorRule; |
| import com.android.car.arch.common.testing.TestLifecycleOwner; |
| import com.android.car.media.common.TestConfig; |
| import com.android.car.media.common.playback.PlaybackStateAnnotations; |
| |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.mockito.junit.MockitoJUnit; |
| import org.mockito.junit.MockitoRule; |
| import org.robolectric.RobolectricTestRunner; |
| import org.robolectric.annotation.Config; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| @RunWith(RobolectricTestRunner.class) |
| @Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION) |
| public class ActiveMediaSelectorTest { |
| |
| private static final String TEST_PACKAGE_1 = "package1"; |
| private static final String TEST_PACKAGE_2 = "package2"; |
| @Rule |
| public final MockitoRule mMockitoRule = MockitoJUnit.rule(); |
| @Rule |
| public final InstantTaskExecutorRule mTaskExecutorRule = new InstantTaskExecutorRule(); |
| @Rule |
| public final TestLifecycleOwner mLifecycleOwner = new TestLifecycleOwner(); |
| |
| @Mock |
| public MediaControllerCompat mFirstMediaController; |
| @Mock |
| public MediaControllerCompat mSecondMediaController; |
| |
| private List<MediaControllerCompat> mMediaControllerList; |
| private SharedPreferences mSharedPreferences; |
| private ActiveMediaSelector mSelector; |
| |
| |
| @Before |
| public void setUp() { |
| mSharedPreferences = PreferenceManager.getDefaultSharedPreferences( |
| application); |
| mSharedPreferences.edit().clear().apply(); |
| |
| mMediaControllerList = new ArrayList<>(); |
| mMediaControllerList.add(mFirstMediaController); |
| mMediaControllerList.add(mSecondMediaController); |
| |
| setControllerState(mFirstMediaController, PlaybackStateCompat.STATE_PLAYING); |
| when(mFirstMediaController.getPackageName()).thenReturn(TEST_PACKAGE_1); |
| setControllerState(mSecondMediaController, PlaybackStateCompat.STATE_PLAYING); |
| when(mSecondMediaController.getPackageName()).thenReturn(TEST_PACKAGE_2); |
| |
| |
| mSelector = new ActiveMediaSelector(mSharedPreferences); |
| } |
| |
| @Test |
| public void testChooseFirstController() { |
| assertThat(mSelector.getTopMostMediaController(mMediaControllerList, null)) |
| .isSameAs(mFirstMediaController); |
| } |
| |
| @Test |
| public void testPickPlayingController() { |
| setControllerState(mFirstMediaController, PlaybackStateCompat.STATE_PAUSED); |
| |
| assertThat(mSelector.getTopMostMediaController(mMediaControllerList, null)) |
| .isSameAs(mSecondMediaController); |
| } |
| |
| @Test |
| public void testUsedLastWhenAllPaused() { |
| setControllerState(mFirstMediaController, PlaybackStateCompat.STATE_PAUSED); |
| setControllerState(mSecondMediaController, PlaybackStateCompat.STATE_PAUSED); |
| setLastObservedController(mSecondMediaController); |
| |
| assertThat(mSelector.getTopMostMediaController(mMediaControllerList, null)) |
| .isSameAs(mSecondMediaController); |
| } |
| |
| @Test |
| public void testGetControllerForPackage() { |
| assertThat(mSelector.getControllerForPackage(mMediaControllerList, TEST_PACKAGE_2)) |
| .isSameAs(mSecondMediaController); |
| } |
| |
| @Test |
| public void testGetControllerForPackage_noMatch() { |
| assertThat(mSelector.getControllerForPackage(mMediaControllerList, "")).isNull(); |
| } |
| |
| private void setLastObservedController(@Nullable MediaControllerCompat mediaController) { |
| List<MediaControllerCompat> mediaControllers = |
| mediaController == null ? Collections.emptyList() |
| : Collections.singletonList(mediaController); |
| |
| // Use another instance of ActiveMediaControllerLiveData (not the one under test) to |
| // inject the desired value into SharedPreferences. |
| ActiveMediaSelector injectorData = |
| new ActiveMediaSelector(mSharedPreferences); |
| |
| injectorData.getTopMostMediaController(mediaControllers, null); |
| } |
| |
| private void setControllerState(MediaControllerCompat mediaController, |
| @PlaybackStateAnnotations.State int state) { |
| when(mediaController.getPlaybackState()) |
| .thenReturn( |
| new PlaybackStateCompat.Builder().setState(state, 0, 0).build()); |
| } |
| } |