[Audiosharing] Created test for the main controller.

Test: atest -c com.android.settings.connecteddevice.audiosharing.audiostreams
Flag: com.android.settingslib.flags.enable_le_audio_qr_code_private_broadcast_sharing
Bug: 345686602
Change-Id: Ieb735d392607c131c213be90cd72c4b7a9ed958d

src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamsProgressCategoryController.java

@@ -20,6 +20,7 @@ import static java.util.Collections.emptyList;
 
 import android.app.AlertDialog;
 import android.app.settings.SettingsEnums;
+import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.BluetoothLeBroadcastMetadata;
 import android.bluetooth.BluetoothLeBroadcastReceiveState;
 import android.bluetooth.BluetoothProfile;
@@ -27,10 +28,12 @@ import android.content.Context;
 import android.util.Log;
 
 import androidx.annotation.NonNull;
+import androidx.fragment.app.Fragment;
 import androidx.lifecycle.DefaultLifecycleObserver;
 import androidx.lifecycle.LifecycleOwner;
 import androidx.preference.PreferenceScreen;
 
+import com.android.internal.annotations.VisibleForTesting;
 import com.android.settings.R;
 import com.android.settings.bluetooth.Utils;
 import com.android.settings.connecteddevice.ConnectedDeviceDashboardFragment;
@@ -55,13 +58,35 @@ public class AudioStreamsProgressCategoryController extends BasePreferenceContro
         implements DefaultLifecycleObserver {
     private static final String TAG = "AudioStreamsProgressCategoryController";
     private static final boolean DEBUG = BluetoothUtils.D;
-    private static final int UNSET_BROADCAST_ID = -1;
+    @VisibleForTesting static final int UNSET_BROADCAST_ID = -1;
-    private final BluetoothCallback mBluetoothCallback =
+
+    @VisibleForTesting
+    final BluetoothCallback mBluetoothCallback =
             new BluetoothCallback() {
                 @Override
-                public void onActiveDeviceChanged(
+                public void onBluetoothStateChanged(@AdapterState int bluetoothState) {
-                        @Nullable CachedBluetoothDevice activeDevice, int bluetoothProfile) {
+                    Log.d(TAG, "onBluetoothStateChanged() with bluetoothState : " + bluetoothState);
-                    if (bluetoothProfile == BluetoothProfile.LE_AUDIO) {
+                    if (bluetoothState == BluetoothAdapter.STATE_OFF) {
+                        mExecutor.execute(() -> init());
+                    }
+                }
+
+                @Override
+                public void onProfileConnectionStateChanged(
+                        @NonNull CachedBluetoothDevice cachedDevice,
+                        @ConnectionState int state,
+                        int bluetoothProfile) {
+                    Log.d(
+                            TAG,
+                            "onProfileConnectionStateChanged() with cachedDevice : "
+                                    + cachedDevice.getAddress()
+                                    + " with state : "
+                                    + state
+                                    + " on profile : "
+                                    + bluetoothProfile);
+                    if (bluetoothProfile == BluetoothProfile.LE_AUDIO_BROADCAST_ASSISTANT
+                            && (state == BluetoothAdapter.STATE_CONNECTED
+                                    || state == BluetoothAdapter.STATE_DISCONNECTED)) {
                         mExecutor.execute(() -> init());
                     }
                 }
@@ -92,7 +117,7 @@ public class AudioStreamsProgressCategoryController extends BasePreferenceContro
         SOURCE_ADDED,
     }
 
-    private final Executor mExecutor;
+    @VisibleForTesting Executor mExecutor;
     private final AudioStreamsProgressCategoryCallback mBroadcastAssistantCallback;
     private final AudioStreamsHelper mAudioStreamsHelper;
     private final MediaControlHelper mMediaControlHelper;
@@ -103,7 +128,7 @@ public class AudioStreamsProgressCategoryController extends BasePreferenceContro
     private @Nullable BluetoothLeBroadcastMetadata mSourceFromQrCode;
     private SourceOriginForLogging mSourceFromQrCodeOriginForLogging;
     @Nullable private AudioStreamsProgressCategoryPreference mCategoryPreference;
-    @Nullable private AudioStreamsDashboardFragment mFragment;
+    @Nullable private Fragment mFragment;
 
     public AudioStreamsProgressCategoryController(Context context, String preferenceKey) {
         super(context, preferenceKey);
@@ -142,12 +167,12 @@ public class AudioStreamsProgressCategoryController extends BasePreferenceContro
         mExecutor.execute(this::stopScanning);
     }
 
-    void setFragment(AudioStreamsDashboardFragment fragment) {
+    void setFragment(Fragment fragment) {
         mFragment = fragment;
     }
 
     @Nullable
-    AudioStreamsDashboardFragment getFragment() {
+    Fragment getFragment() {
         return mFragment;
     }
 
@@ -546,7 +571,8 @@ public class AudioStreamsProgressCategoryController extends BasePreferenceContro
         return preference;
     }
 
-    private void moveToState(AudioStreamPreference preference, AudioStreamState state) {
+    @VisibleForTesting
+    void moveToState(AudioStreamPreference preference, AudioStreamState state) {
         AudioStreamStateHandler stateHandler =
                 switch (state) {
                     case SYNCED -> SyncedState.getInstance();

src/com/android/settings/connecteddevice/audiosharing/audiostreams/SourceAddedState.java

@@ -25,6 +25,7 @@ import androidx.preference.Preference;
 
 import com.android.settings.R;
 import com.android.settings.core.SubSettingLauncher;
+import com.android.settings.dashboard.DashboardFragment;
 
 class SourceAddedState extends AudioStreamStateHandler {
     @VisibleForTesting
@@ -84,9 +85,10 @@ class SourceAddedState extends AudioStreamStateHandler {
                     .setTitleRes(R.string.audio_streams_detail_page_title)
                     .setDestination(AudioStreamDetailsFragment.class.getName())
                     .setSourceMetricsCategory(
-                            controller.getFragment() == null
+                            !(controller.getFragment() instanceof DashboardFragment)
                                     ? SettingsEnums.PAGE_UNKNOWN
-                                    : controller.getFragment().getMetricsCategory())
+                                    : ((DashboardFragment) controller.getFragment())
+                                            .getMetricsCategory())
                     .setArguments(broadcast)
                     .launch();
             return true;

tests/robotests/src/com/android/settings/connecteddevice/audiosharing/audiostreams/AudioStreamsProgressCategoryControllerTest.java

@@ -0,0 +1,671 @@
+/*
+ * Copyright (C) 2024 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.connecteddevice.audiosharing.audiostreams;
+
+import static com.android.settings.connecteddevice.audiosharing.audiostreams.AudioStreamsProgressCategoryController.AudioStreamState.ADD_SOURCE_BAD_CODE;
+import static com.android.settings.connecteddevice.audiosharing.audiostreams.AudioStreamsProgressCategoryController.AudioStreamState.ADD_SOURCE_FAILED;
+import static com.android.settings.connecteddevice.audiosharing.audiostreams.AudioStreamsProgressCategoryController.AudioStreamState.ADD_SOURCE_WAIT_FOR_RESPONSE;
+import static com.android.settings.connecteddevice.audiosharing.audiostreams.AudioStreamsProgressCategoryController.AudioStreamState.SOURCE_ADDED;
+import static com.android.settings.connecteddevice.audiosharing.audiostreams.AudioStreamsProgressCategoryController.AudioStreamState.SYNCED;
+import static com.android.settings.connecteddevice.audiosharing.audiostreams.AudioStreamsProgressCategoryController.AudioStreamState.WAIT_FOR_SYNC;
+import static com.android.settings.connecteddevice.audiosharing.audiostreams.AudioStreamsProgressCategoryController.UNSET_BROADCAST_ID;
+import static com.android.settings.core.BasePreferenceController.AVAILABLE;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyBoolean;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.mock;
+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;
+
+import static java.util.Collections.emptyList;
+
+import android.bluetooth.BluetoothAdapter;
+import android.bluetooth.BluetoothLeAudioContentMetadata;
+import android.bluetooth.BluetoothLeBroadcastMetadata;
+import android.bluetooth.BluetoothLeBroadcastReceiveState;
+import android.bluetooth.BluetoothProfile;
+import android.content.Context;
+import android.os.Looper;
+import android.view.View;
+import android.widget.Button;
+import android.widget.TextView;
+
+import androidx.fragment.app.Fragment;
+import androidx.lifecycle.LifecycleOwner;
+import androidx.preference.PreferenceScreen;
+import androidx.test.core.app.ApplicationProvider;
+
+import com.android.settings.R;
+import com.android.settings.connecteddevice.audiosharing.audiostreams.testshadows.ShadowAudioStreamsHelper;
+import com.android.settings.testutils.shadow.ShadowBluetoothUtils;
+import com.android.settings.testutils.shadow.ShadowThreadUtils;
+import com.android.settingslib.bluetooth.BluetoothEventManager;
+import com.android.settingslib.bluetooth.BluetoothLeBroadcastMetadataExt;
+import com.android.settingslib.bluetooth.CachedBluetoothDevice;
+import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcastAssistant;
+import com.android.settingslib.bluetooth.LocalBluetoothManager;
+import com.android.settingslib.core.lifecycle.Lifecycle;
+
+import com.google.common.collect.ImmutableList;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mock;
+import org.mockito.junit.MockitoJUnit;
+import org.mockito.junit.MockitoRule;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.annotation.Config;
+import org.robolectric.shadows.ShadowAlertDialog;
+import org.robolectric.shadows.androidx.fragment.FragmentController;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@RunWith(RobolectricTestRunner.class)
+@Config(
+        shadows = {
+            ShadowBluetoothUtils.class,
+            ShadowAudioStreamsHelper.class,
+            ShadowThreadUtils.class,
+            ShadowAlertDialog.class,
+        })
+public class AudioStreamsProgressCategoryControllerTest {
+    @Rule public final MockitoRule mMockitoRule = MockitoJUnit.rule();
+    private static final String VALID_METADATA =
+            "BLUETOOTH:UUID:184F;BN:VGVzdA==;AT:1;AD:00A1A1A1A1A1;BI:1E240;BC:VGVzdENvZGU=;"
+                    + "MD:BgNwVGVzdA==;AS:1;PI:A0;NS:1;BS:3;NB:2;SM:BQNUZXN0BARlbmc=;;";
+    private static final String KEY = "audio_streams_nearby_category";
+    private static final int QR_CODE_BROADCAST_ID = 1;
+    private static final int ALREADY_CONNECTED_BROADCAST_ID = 2;
+    private static final int NEWLY_FOUND_BROADCAST_ID = 3;
+    private static final String BROADCAST_NAME_1 = "name_1";
+    private static final String BROADCAST_NAME_2 = "name_2";
+    private static final byte[] BROADCAST_CODE = new byte[] {1};
+    private final Context mContext = ApplicationProvider.getApplicationContext();
+    @Mock private LocalBluetoothManager mLocalBtManager;
+    @Mock private BluetoothEventManager mBluetoothEventManager;
+    @Mock private PreferenceScreen mScreen;
+    @Mock private AudioStreamsHelper mAudioStreamsHelper;
+    @Mock private LocalBluetoothLeBroadcastAssistant mLeBroadcastAssistant;
+    @Mock private BluetoothLeBroadcastMetadata mMetadata;
+    @Mock private CachedBluetoothDevice mDevice;
+    @Mock private AudioStreamsProgressCategoryPreference mPreference;
+    private Lifecycle mLifecycle;
+    private LifecycleOwner mLifecycleOwner;
+    private Fragment mFragment;
+    private TestController mController;
+
+    @Before
+    public void setUp() {
+        ShadowAudioStreamsHelper.setUseMock(mAudioStreamsHelper);
+        when(mAudioStreamsHelper.getLeBroadcastAssistant()).thenReturn(mLeBroadcastAssistant);
+        when(mAudioStreamsHelper.getAllConnectedSources()).thenReturn(emptyList());
+
+        ShadowBluetoothUtils.sLocalBluetoothManager = mLocalBtManager;
+        when(mLocalBtManager.getEventManager()).thenReturn(mBluetoothEventManager);
+        when(mLeBroadcastAssistant.isSearchInProgress()).thenReturn(false);
+
+        when(mScreen.findPreference(anyString())).thenReturn(mPreference);
+
+        mLifecycleOwner = () -> mLifecycle;
+        mLifecycle = new Lifecycle(mLifecycleOwner);
+
+        mFragment = new Fragment();
+        mController = spy(new TestController(mContext, KEY));
+    }
+
+    @After
+    public void tearDown() {
+        ShadowBluetoothUtils.reset();
+        ShadowAudioStreamsHelper.reset();
+    }
+
+    @Test
+    public void testGetAvailabilityStatus() {
+        int status = mController.getAvailabilityStatus();
+
+        assertThat(status).isEqualTo(AVAILABLE);
+    }
+
+    @Test
+    public void testDisplayPreference() {
+        mController.displayPreference(mScreen);
+
+        verify(mPreference).setVisible(true);
+    }
+
+    @Test
+    public void testSetScanning() {
+        mController.displayPreference(mScreen);
+        mController.setScanning(true);
+
+        verify(mPreference).setProgress(true);
+    }
+
+    @Test
+    public void testOnStart_initNoDevice_showDialog() {
+        when(mLeBroadcastAssistant.isSearchInProgress()).thenReturn(true);
+
+        FragmentController.setupFragment(mFragment);
+        mController.setFragment(mFragment);
+        mController.displayPreference(mScreen);
+        mController.onStart(mLifecycleOwner);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        // Called twice, once in displayPreference, the other in init()
+        verify(mPreference, times(2)).setVisible(anyBoolean());
+        verify(mPreference).removeAudioStreamPreferences();
+        verify(mLeBroadcastAssistant).stopSearchingForSources();
+        verify(mLeBroadcastAssistant).unregisterServiceCallBack(any());
+
+        var dialog = ShadowAlertDialog.getLatestAlertDialog();
+        assertThat(dialog).isNotNull();
+        assertThat(dialog.isShowing()).isTrue();
+
+        TextView title = dialog.findViewById(R.id.dialog_title);
+        assertThat(title).isNotNull();
+        assertThat(title.getText())
+                .isEqualTo(mContext.getString(R.string.audio_streams_dialog_no_le_device_title));
+        TextView subtitle1 = dialog.findViewById(R.id.dialog_subtitle);
+        assertThat(subtitle1).isNotNull();
+        assertThat(subtitle1.getVisibility()).isEqualTo(View.GONE);
+        TextView subtitle2 = dialog.findViewById(R.id.dialog_subtitle_2);
+        assertThat(subtitle2).isNotNull();
+        assertThat(subtitle2.getText())
+                .isEqualTo(mContext.getString(R.string.audio_streams_dialog_no_le_device_subtitle));
+        View leftButton = dialog.findViewById(R.id.left_button);
+        assertThat(leftButton).isNotNull();
+        assertThat(leftButton.getVisibility()).isEqualTo(View.VISIBLE);
+        Button rightButton = dialog.findViewById(R.id.right_button);
+        assertThat(rightButton).isNotNull();
+        assertThat(rightButton.getText())
+                .isEqualTo(mContext.getString(R.string.audio_streams_dialog_no_le_device_button));
+        assertThat(rightButton.hasOnClickListeners()).isTrue();
+
+        dialog.cancel();
+    }
+
+    @Test
+    public void testBluetoothOff_triggerRunnable() {
+        mController.mBluetoothCallback.onBluetoothStateChanged(BluetoothAdapter.STATE_OFF);
+
+        verify(mController.mExecutor).execute(any());
+    }
+
+    @Test
+    public void testDeviceConnectionStateChanged_triggerRunnable() {
+        mController.mBluetoothCallback.onProfileConnectionStateChanged(
+                mDevice,
+                BluetoothAdapter.STATE_DISCONNECTED,
+                BluetoothProfile.LE_AUDIO_BROADCAST_ASSISTANT);
+
+        verify(mController.mExecutor).execute(any());
+    }
+
+    @Test
+    public void testOnStart_initHasDevice_noPreference() {
+        // Setup a device
+        ShadowAudioStreamsHelper.setCachedBluetoothDeviceInSharingOrLeConnected(mDevice);
+
+        mController.onStart(mLifecycleOwner);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        verify(mLeBroadcastAssistant).registerServiceCallBack(any(), any());
+        verify(mLeBroadcastAssistant).startSearchingForSources(any());
+
+        var dialog = ShadowAlertDialog.getLatestAlertDialog();
+        assertThat(dialog).isNull();
+
+        verify(mController, never()).moveToState(any(), any());
+    }
+
+    @Test
+    public void testOnStart_handleSourceFromQrCode() {
+        // Setup a device
+        ShadowAudioStreamsHelper.setCachedBluetoothDeviceInSharingOrLeConnected(mDevice);
+
+        // Setup a source from qr code
+        mController.setSourceFromQrCode(mMetadata, SourceOriginForLogging.UNKNOWN);
+        when(mMetadata.getBroadcastId()).thenReturn(QR_CODE_BROADCAST_ID);
+
+        // Handle the source from qr code in onStart
+        mController.displayPreference(mScreen);
+        mController.onStart(mLifecycleOwner);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        // Verify the connected source is created and moved to WAIT_FOR_SYNC
+        ArgumentCaptor<AudioStreamPreference> preference =
+                ArgumentCaptor.forClass(AudioStreamPreference.class);
+        ArgumentCaptor<AudioStreamsProgressCategoryController.AudioStreamState> state =
+                ArgumentCaptor.forClass(
+                        AudioStreamsProgressCategoryController.AudioStreamState.class);
+
+        verify(mController).moveToState(preference.capture(), state.capture());
+        assertThat(preference.getValue()).isNotNull();
+        assertThat(preference.getValue().getAudioStreamBroadcastId())
+                .isEqualTo(QR_CODE_BROADCAST_ID);
+        assertThat(state.getValue()).isEqualTo(WAIT_FOR_SYNC);
+    }
+
+    @Test
+    public void testOnStart_handleSourceAlreadyConnected() {
+        // Setup a device
+        ShadowAudioStreamsHelper.setCachedBluetoothDeviceInSharingOrLeConnected(mDevice);
+
+        // Setup a connected source
+        BluetoothLeBroadcastReceiveState connected =
+                createConnectedMock(ALREADY_CONNECTED_BROADCAST_ID);
+        List<BluetoothLeBroadcastReceiveState> list = new ArrayList<>();
+        list.add(connected);
+        when(mAudioStreamsHelper.getAllConnectedSources()).thenReturn(list);
+
+        // Handle already connected source in onStart
+        mController.displayPreference(mScreen);
+        mController.onStart(mLifecycleOwner);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        ArgumentCaptor<AudioStreamPreference> preference =
+                ArgumentCaptor.forClass(AudioStreamPreference.class);
+        ArgumentCaptor<AudioStreamsProgressCategoryController.AudioStreamState> state =
+                ArgumentCaptor.forClass(
+                        AudioStreamsProgressCategoryController.AudioStreamState.class);
+
+        // Verify the connected source is created and moved to SOURCE_ADDED
+        verify(mController).moveToState(preference.capture(), state.capture());
+        assertThat(preference.getValue()).isNotNull();
+        assertThat(preference.getValue().getAudioStreamBroadcastId())
+                .isEqualTo(ALREADY_CONNECTED_BROADCAST_ID);
+        assertThat(state.getValue()).isEqualTo(SOURCE_ADDED);
+    }
+
+    @Test
+    public void testOnStart_sourceFromQrCodeNoId_sourceAlreadyConnected_sameName_updateId() {
+        // Setup a device
+        ShadowAudioStreamsHelper.setCachedBluetoothDeviceInSharingOrLeConnected(mDevice);
+
+        // Setup source from qr code with unset id and BROADCAST_NAME_1. Creating a real metadata
+        // for properly update its id.
+        var metadata =
+                BluetoothLeBroadcastMetadataExt.INSTANCE.convertToBroadcastMetadata(VALID_METADATA);
+        assertThat(metadata).isNotNull();
+        var metadataWithNoIdAndSameName =
+                new BluetoothLeBroadcastMetadata.Builder(metadata)
+                        .setBroadcastId(UNSET_BROADCAST_ID)
+                        .setBroadcastName(BROADCAST_NAME_1)
+                        .build();
+        mController.setSourceFromQrCode(
+                metadataWithNoIdAndSameName, SourceOriginForLogging.UNKNOWN);
+
+        // Setup a connected source with name BROADCAST_NAME_1 and id
+        BluetoothLeBroadcastReceiveState connected =
+                createConnectedMock(ALREADY_CONNECTED_BROADCAST_ID);
+        var data = mock(BluetoothLeAudioContentMetadata.class);
+        when(connected.getSubgroupMetadata()).thenReturn(ImmutableList.of(data));
+        when(data.getProgramInfo()).thenReturn(BROADCAST_NAME_1);
+        when(mAudioStreamsHelper.getAllConnectedSources()).thenReturn(ImmutableList.of(connected));
+
+        // Handle both source from qr code and already connected source in onStart
+        mController.displayPreference(mScreen);
+        mController.onStart(mLifecycleOwner);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        // Verify two preferences created, one moved to state WAIT_FOR_SYNC, one to SOURCE_ADDED.
+        // Both has ALREADY_CONNECTED_BROADCAST_ID as the UNSET_ID is updated to match.
+        ArgumentCaptor<AudioStreamPreference> preference =
+                ArgumentCaptor.forClass(AudioStreamPreference.class);
+        ArgumentCaptor<AudioStreamsProgressCategoryController.AudioStreamState> state =
+                ArgumentCaptor.forClass(
+                        AudioStreamsProgressCategoryController.AudioStreamState.class);
+        verify(mController, times(2)).moveToState(preference.capture(), state.capture());
+
+        List<AudioStreamPreference> preferences = preference.getAllValues();
+        assertThat(preferences.size()).isEqualTo(2);
+        List<AudioStreamsProgressCategoryController.AudioStreamState> states = state.getAllValues();
+        assertThat(states.size()).isEqualTo(2);
+
+        // The preference contains source from qr code
+        assertThat(preferences.get(0).getAudioStreamBroadcastId())
+                .isEqualTo(ALREADY_CONNECTED_BROADCAST_ID);
+        assertThat(states.get(0)).isEqualTo(WAIT_FOR_SYNC);
+
+        // The preference contains already connected source
+        assertThat(preferences.get(1).getAudioStreamBroadcastId())
+                .isEqualTo(ALREADY_CONNECTED_BROADCAST_ID);
+        assertThat(states.get(1)).isEqualTo(SOURCE_ADDED);
+    }
+
+    @Test
+    public void testHandleSourceFound_addNew() {
+        // Setup a device
+        ShadowAudioStreamsHelper.setCachedBluetoothDeviceInSharingOrLeConnected(mDevice);
+
+        when(mMetadata.getBroadcastId()).thenReturn(NEWLY_FOUND_BROADCAST_ID);
+        // A new source is found
+        mController.handleSourceFound(mMetadata);
+
+        // Verify a preference is created with state SYNCED.
+        ArgumentCaptor<AudioStreamPreference> preference =
+                ArgumentCaptor.forClass(AudioStreamPreference.class);
+        ArgumentCaptor<AudioStreamsProgressCategoryController.AudioStreamState> state =
+                ArgumentCaptor.forClass(
+                        AudioStreamsProgressCategoryController.AudioStreamState.class);
+
+        verify(mController).moveToState(preference.capture(), state.capture());
+        assertThat(preference.getValue()).isNotNull();
+        assertThat(preference.getValue().getAudioStreamBroadcastId())
+                .isEqualTo(NEWLY_FOUND_BROADCAST_ID);
+        assertThat(state.getValue()).isEqualTo(SYNCED);
+    }
+
+    @Test
+    public void testHandleSourceFound_sameIdWithSourceFromQrCode_updateMetadataAndState() {
+        // Setup a device
+        ShadowAudioStreamsHelper.setCachedBluetoothDeviceInSharingOrLeConnected(mDevice);
+
+        // Setup source from qr code with QR_CODE_BROADCAST_ID, BROADCAST_NAME_1 and BROADCAST_CODE.
+        var metadata =
+                BluetoothLeBroadcastMetadataExt.INSTANCE.convertToBroadcastMetadata(VALID_METADATA);
+        assertThat(metadata).isNotNull();
+        var metadataFromQrCode =
+                new BluetoothLeBroadcastMetadata.Builder(metadata)
+                        .setBroadcastId(QR_CODE_BROADCAST_ID)
+                        .setBroadcastName(BROADCAST_NAME_1)
+                        .setBroadcastCode(BROADCAST_CODE)
+                        .build();
+        mController.setSourceFromQrCode(metadataFromQrCode, SourceOriginForLogging.UNKNOWN);
+
+        // Handle the source from qr code in onStart
+        mController.displayPreference(mScreen);
+        mController.onStart(mLifecycleOwner);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        // A new source is found
+        mController.handleSourceFound(
+                new BluetoothLeBroadcastMetadata.Builder(metadata)
+                        .setBroadcastId(QR_CODE_BROADCAST_ID)
+                        .setBroadcastName(BROADCAST_NAME_2)
+                        .build());
+        shadowOf(Looper.getMainLooper()).idle();
+
+        ArgumentCaptor<AudioStreamPreference> preference =
+                ArgumentCaptor.forClass(AudioStreamPreference.class);
+        ArgumentCaptor<AudioStreamsProgressCategoryController.AudioStreamState> state =
+                ArgumentCaptor.forClass(
+                        AudioStreamsProgressCategoryController.AudioStreamState.class);
+
+        verify(mController, times(2)).moveToState(preference.capture(), state.capture());
+        List<AudioStreamPreference> preferences = preference.getAllValues();
+        List<AudioStreamsProgressCategoryController.AudioStreamState> states = state.getAllValues();
+
+        // Verify the qr code source is created with WAIT_FOR_SYNC, broadcast name got updated to
+        // BROADCAST_NAME_2
+        var sourceFromQrCode = preferences.get(0);
+        assertThat(sourceFromQrCode.getAudioStreamBroadcastId()).isEqualTo(QR_CODE_BROADCAST_ID);
+        assertThat(sourceFromQrCode.getAudioStreamMetadata()).isNotNull();
+        assertThat(sourceFromQrCode.getAudioStreamMetadata().getBroadcastName())
+                .isEqualTo(BROADCAST_NAME_2);
+        assertThat(sourceFromQrCode.getAudioStreamMetadata().getBroadcastCode())
+                .isEqualTo(BROADCAST_CODE);
+        assertThat(states.get(0)).isEqualTo(WAIT_FOR_SYNC);
+
+        // Verify the newly found source is created, broadcast code is retrieved from the source
+        // from qr code, and state updated to ADD_SOURCE_WAIT_FOR_RESPONSE
+        var newlyFoundSource = preferences.get(1);
+        assertThat(newlyFoundSource.getAudioStreamBroadcastId()).isEqualTo(QR_CODE_BROADCAST_ID);
+        assertThat(newlyFoundSource.getAudioStreamMetadata()).isNotNull();
+        assertThat(newlyFoundSource.getAudioStreamMetadata().getBroadcastName())
+                .isEqualTo(BROADCAST_NAME_2);
+        assertThat(newlyFoundSource.getAudioStreamMetadata().getBroadcastCode())
+                .isEqualTo(BROADCAST_CODE);
+        assertThat(states.get(1)).isEqualTo(ADD_SOURCE_WAIT_FOR_RESPONSE);
+    }
+
+    @Test
+    public void testHandleSourceFound_sameIdWithOtherState_doNothing() {
+        // Setup a device
+        ShadowAudioStreamsHelper.setCachedBluetoothDeviceInSharingOrLeConnected(mDevice);
+
+        // Setup source already connected
+        BluetoothLeBroadcastReceiveState connected =
+                createConnectedMock(ALREADY_CONNECTED_BROADCAST_ID);
+        when(mAudioStreamsHelper.getAllConnectedSources()).thenReturn(ImmutableList.of(connected));
+
+        // Handle source already connected in onStart
+        mController.displayPreference(mScreen);
+        mController.onStart(mLifecycleOwner);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        // A new source found
+        when(mMetadata.getBroadcastId()).thenReturn(ALREADY_CONNECTED_BROADCAST_ID);
+        mController.handleSourceFound(mMetadata);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        // Verify only the connected source has created a preference, and its state remains as
+        // SOURCE_ADDED
+        ArgumentCaptor<AudioStreamPreference> preference =
+                ArgumentCaptor.forClass(AudioStreamPreference.class);
+        ArgumentCaptor<AudioStreamsProgressCategoryController.AudioStreamState> state =
+                ArgumentCaptor.forClass(
+                        AudioStreamsProgressCategoryController.AudioStreamState.class);
+
+        verify(mController).moveToState(preference.capture(), state.capture());
+        assertThat(preference.getValue()).isNotNull();
+        assertThat(preference.getValue().getAudioStreamBroadcastId())
+                .isEqualTo(ALREADY_CONNECTED_BROADCAST_ID);
+        assertThat(preference.getValue().getAudioStreamState()).isEqualTo(SOURCE_ADDED);
+    }
+
+    @Test
+    public void testHandleSourceLost_removed() {
+        // Setup a device
+        ShadowAudioStreamsHelper.setCachedBluetoothDeviceInSharingOrLeConnected(mDevice);
+
+        // Setup mPreference so it's not null
+        mController.displayPreference(mScreen);
+
+        // A new source found
+        when(mMetadata.getBroadcastId()).thenReturn(NEWLY_FOUND_BROADCAST_ID);
+        mController.handleSourceFound(mMetadata);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        // A new source found is lost
+        mController.handleSourceLost(NEWLY_FOUND_BROADCAST_ID);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        ArgumentCaptor<AudioStreamPreference> preferenceToAdd =
+                ArgumentCaptor.forClass(AudioStreamPreference.class);
+        ArgumentCaptor<AudioStreamPreference> preferenceToRemove =
+                ArgumentCaptor.forClass(AudioStreamPreference.class);
+        ArgumentCaptor<AudioStreamsProgressCategoryController.AudioStreamState> state =
+                ArgumentCaptor.forClass(
+                        AudioStreamsProgressCategoryController.AudioStreamState.class);
+
+        // Verify a new preference is created with state SYNCED.
+        verify(mController).moveToState(preferenceToAdd.capture(), state.capture());
+        assertThat(preferenceToAdd.getValue()).isNotNull();
+        assertThat(preferenceToAdd.getValue().getAudioStreamBroadcastId())
+                .isEqualTo(NEWLY_FOUND_BROADCAST_ID);
+        assertThat(state.getValue()).isEqualTo(SYNCED);
+
+        // Verify the preference with NEWLY_FOUND_BROADCAST_ID is removed.
+        verify(mPreference).removePreference(preferenceToRemove.capture());
+        assertThat(preferenceToRemove.getValue().getAudioStreamBroadcastId())
+                .isEqualTo(NEWLY_FOUND_BROADCAST_ID);
+    }
+
+    @Test
+    public void testHandleSourceRemoved_removed() {
+        // Setup a device
+        ShadowAudioStreamsHelper.setCachedBluetoothDeviceInSharingOrLeConnected(mDevice);
+
+        // Setup already connected source
+        BluetoothLeBroadcastReceiveState connected =
+                createConnectedMock(ALREADY_CONNECTED_BROADCAST_ID);
+        when(mAudioStreamsHelper.getAllConnectedSources()).thenReturn(ImmutableList.of(connected));
+
+        // Handle connected source in onStart
+        mController.displayPreference(mScreen);
+        mController.onStart(mLifecycleOwner);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        // The connect source is no longer connected
+        when(mAudioStreamsHelper.getAllConnectedSources()).thenReturn(emptyList());
+        mController.handleSourceRemoved();
+        shadowOf(Looper.getMainLooper()).idle();
+
+        ArgumentCaptor<AudioStreamPreference> preferenceToAdd =
+                ArgumentCaptor.forClass(AudioStreamPreference.class);
+        ArgumentCaptor<AudioStreamPreference> preferenceToRemove =
+                ArgumentCaptor.forClass(AudioStreamPreference.class);
+        ArgumentCaptor<AudioStreamsProgressCategoryController.AudioStreamState> state =
+                ArgumentCaptor.forClass(
+                        AudioStreamsProgressCategoryController.AudioStreamState.class);
+
+        // Verify a new preference is created with state SOURCE_ADDED.
+        verify(mController).moveToState(preferenceToAdd.capture(), state.capture());
+        assertThat(preferenceToAdd.getValue()).isNotNull();
+        assertThat(preferenceToAdd.getValue().getAudioStreamBroadcastId())
+                .isEqualTo(ALREADY_CONNECTED_BROADCAST_ID);
+        assertThat(state.getValue()).isEqualTo(SOURCE_ADDED);
+
+        // Verify the preference with ALREADY_CONNECTED_BROADCAST_ID is removed.
+        verify(mPreference).removePreference(preferenceToRemove.capture());
+        assertThat(preferenceToRemove.getValue().getAudioStreamBroadcastId())
+                .isEqualTo(ALREADY_CONNECTED_BROADCAST_ID);
+    }
+
+    @Test
+    public void testHandleSourceRemoved_updateState() {
+        // Setup a device
+        ShadowAudioStreamsHelper.setCachedBluetoothDeviceInSharingOrLeConnected(mDevice);
+
+        // Setup a connected source
+        BluetoothLeBroadcastReceiveState connected =
+                createConnectedMock(ALREADY_CONNECTED_BROADCAST_ID);
+        when(mAudioStreamsHelper.getAllConnectedSources()).thenReturn(ImmutableList.of(connected));
+
+        // Handle connected source in onStart
+        mController.displayPreference(mScreen);
+        mController.onStart(mLifecycleOwner);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        // The connected source is identified as having a bad code
+        BluetoothLeBroadcastReceiveState badCode = mock(BluetoothLeBroadcastReceiveState.class);
+        when(badCode.getBroadcastId()).thenReturn(ALREADY_CONNECTED_BROADCAST_ID);
+        when(badCode.getPaSyncState())
+                .thenReturn(BluetoothLeBroadcastReceiveState.PA_SYNC_STATE_SYNCHRONIZED);
+        when(badCode.getBigEncryptionState())
+                .thenReturn(BluetoothLeBroadcastReceiveState.BIG_ENCRYPTION_STATE_BAD_CODE);
+        mController.handleSourceConnectBadCode(badCode);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        ArgumentCaptor<AudioStreamPreference> preference =
+                ArgumentCaptor.forClass(AudioStreamPreference.class);
+        ArgumentCaptor<AudioStreamsProgressCategoryController.AudioStreamState> state =
+                ArgumentCaptor.forClass(
+                        AudioStreamsProgressCategoryController.AudioStreamState.class);
+
+        verify(mController, times(2)).moveToState(preference.capture(), state.capture());
+        List<AudioStreamPreference> preferences = preference.getAllValues();
+        assertThat(preferences.size()).isEqualTo(2);
+        List<AudioStreamsProgressCategoryController.AudioStreamState> states = state.getAllValues();
+        assertThat(states.size()).isEqualTo(2);
+
+        // Verify the connected source is created state SOURCE_ADDED
+        assertThat(preferences.get(0).getAudioStreamBroadcastId())
+                .isEqualTo(ALREADY_CONNECTED_BROADCAST_ID);
+        assertThat(states.get(0)).isEqualTo(SOURCE_ADDED);
+
+        // Verify the connected source is updated to state ADD_SOURCE_BAD_CODE
+        assertThat(preferences.get(1).getAudioStreamBroadcastId())
+                .isEqualTo(ALREADY_CONNECTED_BROADCAST_ID);
+        assertThat(states.get(1)).isEqualTo(ADD_SOURCE_BAD_CODE);
+    }
+
+    @Test
+    public void testHandleSourceFailedToConnect_updateState() {
+        // Setup a device
+        ShadowAudioStreamsHelper.setCachedBluetoothDeviceInSharingOrLeConnected(mDevice);
+
+        // Setup mPreference so it's not null
+        mController.displayPreference(mScreen);
+
+        // A new source found
+        when(mMetadata.getBroadcastId()).thenReturn(NEWLY_FOUND_BROADCAST_ID);
+        mController.handleSourceFound(mMetadata);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        // The new found source is identified as failed to connect
+        mController.handleSourceFailedToConnect(NEWLY_FOUND_BROADCAST_ID);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        ArgumentCaptor<AudioStreamPreference> preference =
+                ArgumentCaptor.forClass(AudioStreamPreference.class);
+        ArgumentCaptor<AudioStreamsProgressCategoryController.AudioStreamState> state =
+                ArgumentCaptor.forClass(
+                        AudioStreamsProgressCategoryController.AudioStreamState.class);
+
+        verify(mController, times(2)).moveToState(preference.capture(), state.capture());
+        List<AudioStreamPreference> preferences = preference.getAllValues();
+        assertThat(preferences.size()).isEqualTo(2);
+        List<AudioStreamsProgressCategoryController.AudioStreamState> states = state.getAllValues();
+        assertThat(states.size()).isEqualTo(2);
+
+        // Verify one preference is created with SYNCED
+        assertThat(preferences.get(0).getAudioStreamBroadcastId())
+                .isEqualTo(NEWLY_FOUND_BROADCAST_ID);
+        assertThat(states.get(0)).isEqualTo(SYNCED);
+
+        // Verify the preference is updated to state ADD_SOURCE_FAILED
+        assertThat(preferences.get(1).getAudioStreamBroadcastId())
+                .isEqualTo(NEWLY_FOUND_BROADCAST_ID);
+        assertThat(states.get(1)).isEqualTo(ADD_SOURCE_FAILED);
+    }
+
+    private static BluetoothLeBroadcastReceiveState createConnectedMock(int id) {
+        var connected = mock(BluetoothLeBroadcastReceiveState.class);
+        List<Long> bisSyncState = new ArrayList<>();
+        bisSyncState.add(1L);
+        when(connected.getBroadcastId()).thenReturn(id);
+        when(connected.getBisSyncState()).thenReturn(bisSyncState);
+        return connected;
+    }
+
+    static class TestController extends AudioStreamsProgressCategoryController {
+        TestController(Context context, String preferenceKey) {
+            super(context, preferenceKey);
+            mExecutor = spy(mContext.getMainExecutor());
+        }
+
+        @Override
+        void moveToState(AudioStreamPreference preference, AudioStreamState state) {
+            preference.setAudioStreamState(state);
+            // Do nothing else to avoid side effect from AudioStreamStateHandler#performAction
+        }
+    }
+}

tests/robotests/src/com/android/settings/connecteddevice/audiosharing/audiostreams/testshadows/ShadowAudioStreamsHelper.java

@@ -32,7 +32,7 @@ import org.robolectric.annotation.Resetter;
 import java.util.List;
 import java.util.Optional;
 
-@Implements(value = AudioStreamsHelper.class, callThroughByDefault = false)
+@Implements(value = AudioStreamsHelper.class, callThroughByDefault = true)
 public class ShadowAudioStreamsHelper {
     private static AudioStreamsHelper sMockHelper;
     @Nullable private static CachedBluetoothDevice sCachedBluetoothDevice;