Merge "Add LE Audio allow list feature switcher in the developer option menu" am: 5bb798f518

Original change: https://android-review.googlesource.com/c/platform/packages/apps/Settings/+/2387973

Change-Id: Ibb05089fd8a8245966e5ff9817e4a25833ccd442
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

res/values/strings.xml

@@ -365,6 +365,11 @@
     <!-- Summary of checkbox for enabling Bluetooth LE audio [CHAR LIMIT=none]-->
     <string name="bluetooth_enable_leaudio_summary">Enables Bluetooth LE audio feature if the device supports LE audio hardware capabilities.</string>
 
+    <!-- Setting Checkbox title for enabling Bluetooth LE Audio Allow List. [CHAR LIMIT=none] -->
+    <string name="bluetooth_enable_leaudio_allow_list">Enable Bluetooth LE audio Allow List</string>
+    <!-- Summary of checkbox for enabling Bluetooth LE audio Allow List [CHAR LIMIT=none]-->
+    <string name="bluetooth_enable_leaudio_allow_list_summary">Enable Bluetooth LE audio allow list feature.</string>
+
     <!-- Title for Bluetooth device group with media capability group [CHAR LIMIT=none]-->
     <string name="connected_device_media_device_title">Media devices</string>
     <!-- Title for Bluetooth device group with media capability group [CHAR LIMIT=none]-->

res/xml/development_settings.xml

@@ -344,6 +344,11 @@
             android:title="@string/bluetooth_enable_leaudio"
             android:summary="@string/bluetooth_enable_leaudio_summary" />
 
+        <SwitchPreference
+            android:key="bluetooth_enable_leaudio_allow_list"
+            android:title="@string/bluetooth_enable_leaudio_allow_list"
+            android:summary="@string/bluetooth_enable_leaudio_allow_list_summary" />
+
         <SwitchPreference
             android:key="bluetooth_disable_le_audio_hw_offload"
             android:title="@string/bluetooth_disable_le_audio_hw_offload" />

src/com/android/settings/development/BluetoothLeAudioAllowListPreferenceController.java

@@ -0,0 +1,129 @@
+/*
+ * Copyright 2022 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.development;
+
+import android.bluetooth.BluetoothAdapter;
+import android.bluetooth.BluetoothManager;
+import android.bluetooth.BluetoothStatusCodes;
+import android.content.Context;
+import android.os.SystemProperties;
+
+import androidx.annotation.VisibleForTesting;
+import androidx.preference.Preference;
+import androidx.preference.SwitchPreference;
+
+import com.android.settings.core.PreferenceControllerMixin;
+import com.android.settingslib.development.DeveloperOptionsPreferenceController;
+
+/**
+ * Preference controller to control Bluetooth LE audio feature
+ */
+public class BluetoothLeAudioAllowListPreferenceController
+        extends DeveloperOptionsPreferenceController
+        implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin {
+
+    private static final String PREFERENCE_KEY = "bluetooth_enable_leaudio_allow_list";
+
+    private static final String LE_AUDIO_ALLOW_LIST_SWITCH_SUPPORT_PROPERTY =
+            "ro.bluetooth.leaudio_allow_list.supported";
+    @VisibleForTesting
+    static final String LE_AUDIO_ALLOW_LIST_ENABLED_PROPERTY =
+            "persist.bluetooth.leaudio.enable_allow_list";
+
+    private static final String LE_AUDIO_DYNAMIC_SWITCH_PROPERTY =
+            "ro.bluetooth.leaudio_switcher.supported";
+    @VisibleForTesting
+    static final String LE_AUDIO_DYNAMIC_ENABLED_PROPERTY =
+            "persist.bluetooth.leaudio_switcher.enabled";
+
+    @VisibleForTesting
+    BluetoothAdapter mBluetoothAdapter;
+
+    private final DevelopmentSettingsDashboardFragment mFragment;
+
+    @VisibleForTesting
+    boolean mChanged = false;
+
+    public BluetoothLeAudioAllowListPreferenceController(Context context,
+            DevelopmentSettingsDashboardFragment fragment) {
+        super(context);
+        mFragment = fragment;
+        mBluetoothAdapter = context.getSystemService(BluetoothManager.class).getAdapter();
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return PREFERENCE_KEY;
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        BluetoothRebootDialog.show(mFragment);
+        mChanged = true;
+        return false;
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        if (mBluetoothAdapter == null) {
+            return;
+        }
+
+        int leAudioSupportedState = mBluetoothAdapter.isLeAudioSupported();
+        boolean leAudioEnabled = false;
+
+        if ((leAudioSupportedState == BluetoothStatusCodes.FEATURE_SUPPORTED)
+                || (leAudioSupportedState == BluetoothStatusCodes.ERROR_BLUETOOTH_NOT_ENABLED
+                && SystemProperties.getBoolean(LE_AUDIO_DYNAMIC_SWITCH_PROPERTY, false)
+                && SystemProperties.getBoolean(LE_AUDIO_DYNAMIC_ENABLED_PROPERTY, false))) {
+            leAudioEnabled = true;
+        }
+
+        final boolean leAudioAllowListSupport =
+                SystemProperties.getBoolean(LE_AUDIO_ALLOW_LIST_SWITCH_SUPPORT_PROPERTY, false);
+
+        if (leAudioEnabled && leAudioAllowListSupport) {
+            final boolean leAudioAllowListEnabled =
+                    SystemProperties.getBoolean(LE_AUDIO_ALLOW_LIST_ENABLED_PROPERTY, false);
+            ((SwitchPreference) mPreference).setChecked(leAudioAllowListEnabled);
+        } else {
+            mPreference.setEnabled(false);
+            ((SwitchPreference) mPreference).setChecked(false);
+        }
+    }
+
+    /**
+     * Called when the RebootDialog confirm is clicked.
+     */
+    public void onRebootDialogConfirmed() {
+        if (!mChanged) {
+            return;
+        }
+
+        final boolean leAudioAllowListEnabled =
+                SystemProperties.getBoolean(LE_AUDIO_ALLOW_LIST_ENABLED_PROPERTY, false);
+        SystemProperties.set(LE_AUDIO_ALLOW_LIST_ENABLED_PROPERTY,
+                Boolean.toString(!leAudioAllowListEnabled));
+    }
+
+    /**
+     * Called when the RebootDialog cancel is clicked.
+     */
+    public void onRebootDialogCanceled() {
+        mChanged = false;
+    }
+}

src/com/android/settings/development/DevelopmentSettingsDashboardFragment.java

@@ -390,6 +390,11 @@ public class DevelopmentSettingsDashboardFragment extends RestrictedDashboardFra
                 getDevelopmentOptionsController(
                         BluetoothLeAudioPreferenceController.class);
         leAudioFeatureController.onRebootDialogConfirmed();
+
+        final BluetoothLeAudioAllowListPreferenceController leAudioAllowListController =
+                getDevelopmentOptionsController(
+                    BluetoothLeAudioAllowListPreferenceController.class);
+        leAudioAllowListController.onRebootDialogConfirmed();
     }
 
     @Override
@@ -407,6 +412,11 @@ public class DevelopmentSettingsDashboardFragment extends RestrictedDashboardFra
                 getDevelopmentOptionsController(
                         BluetoothLeAudioPreferenceController.class);
         leAudioFeatureController.onRebootDialogCanceled();
+
+        final BluetoothLeAudioAllowListPreferenceController leAudioAllowListController =
+                getDevelopmentOptionsController(
+                    BluetoothLeAudioAllowListPreferenceController.class);
+        leAudioAllowListController.onRebootDialogCanceled();
     }
 
     @Override
@@ -603,6 +613,7 @@ public class DevelopmentSettingsDashboardFragment extends RestrictedDashboardFra
         controllers.add(new BluetoothAvrcpVersionPreferenceController(context));
         controllers.add(new BluetoothMapVersionPreferenceController(context));
         controllers.add(new BluetoothLeAudioPreferenceController(context, fragment));
+        controllers.add(new BluetoothLeAudioAllowListPreferenceController(context, fragment));
         controllers.add(new BluetoothA2dpHwOffloadPreferenceController(context, fragment));
         controllers.add(new BluetoothLeAudioHwOffloadPreferenceController(context, fragment));
         controllers.add(new BluetoothMaxConnectedAudioDevicesPreferenceController(context));

tests/robotests/src/com/android/settings/development/BluetoothLeAudioAllowListPreferenceControllerTest.java

@@ -0,0 +1,106 @@
+/*
+ * Copyright (C) 2022 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.development;
+
+import static android.bluetooth.BluetoothStatusCodes.FEATURE_SUPPORTED;
+
+import static com.android.settings.development.BluetoothLeAudioAllowListPreferenceController
+        .LE_AUDIO_ALLOW_LIST_ENABLED_PROPERTY;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import android.bluetooth.BluetoothAdapter;
+import android.content.Context;
+import android.os.SystemProperties;
+
+import androidx.preference.PreferenceScreen;
+import androidx.preference.SwitchPreference;
+
+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;
+
+@RunWith(RobolectricTestRunner.class)
+public class BluetoothLeAudioAllowListPreferenceControllerTest {
+
+    @Mock
+    private PreferenceScreen mPreferenceScreen;
+    @Mock
+    private DevelopmentSettingsDashboardFragment mFragment;
+
+    @Mock
+    private BluetoothAdapter mBluetoothAdapter;
+
+    private Context mContext;
+    private SwitchPreference mPreference;
+    private BluetoothLeAudioPreferenceController mController;
+
+    @Before
+    public void setup() {
+        MockitoAnnotations.initMocks(this);
+        mContext = RuntimeEnvironment.application;
+        mPreference = new SwitchPreference(mContext);
+        mController = spy(new BluetoothLeAudioPreferenceController(mContext, mFragment));
+        when(mPreferenceScreen.findPreference(mController.getPreferenceKey()))
+            .thenReturn(mPreference);
+        mController.mBluetoothAdapter = mBluetoothAdapter;
+        mController.displayPreference(mPreferenceScreen);
+        when(mBluetoothAdapter.isLeAudioSupported())
+            .thenReturn(FEATURE_SUPPORTED);
+    }
+
+    @Test
+    public void onRebootDialogConfirmedAsLeAudioAllowListDisabled_shouldSwitchStatus() {
+        SystemProperties.set(LE_AUDIO_ALLOW_LIST_ENABLED_PROPERTY, Boolean.toString(false));
+        mController.mChanged = true;
+
+        mController.onRebootDialogConfirmed();
+        final boolean mode = SystemProperties.getBoolean(
+                LE_AUDIO_ALLOW_LIST_ENABLED_PROPERTY, false);
+        assertThat(mode).isFalse();
+    }
+
+
+    @Test
+    public void onRebootDialogConfirmedAsLeAudioAllowListEnabled_shouldSwitchStatus() {
+        SystemProperties.set(LE_AUDIO_ALLOW_LIST_ENABLED_PROPERTY, Boolean.toString(true));
+        mController.mChanged = true;
+
+        mController.onRebootDialogConfirmed();
+        final boolean status = SystemProperties.getBoolean(
+                LE_AUDIO_ALLOW_LIST_ENABLED_PROPERTY, false);
+        assertThat(status).isTrue();
+    }
+
+    @Test
+    public void onRebootDialogCanceled_shouldNotSwitchStatus() {
+        SystemProperties.set(LE_AUDIO_ALLOW_LIST_ENABLED_PROPERTY, Boolean.toString(false));
+        mController.mChanged = true;
+
+        mController.onRebootDialogCanceled();
+        final boolean status = SystemProperties.getBoolean(
+                LE_AUDIO_ALLOW_LIST_ENABLED_PROPERTY, false);
+        assertThat(status).isFalse();
+    }
+}