Merge changes I0ea498d2,I2d650eb3,I8adcf27e

* changes:
  Grey out LE audio offload switcher as LE audio isn't enabled/supported
  Unify the LE audio string and refine the layout to put LE audio switch together
  Add LE Audio feature switcher in the developer option menu

tests/robotests/src/com/android/settings/development/BluetoothA2dpHwOffloadPreferenceControllerTest.java

@@ -68,7 +68,7 @@ public class BluetoothA2dpHwOffloadPreferenceControllerTest {
         SystemProperties.set(A2DP_OFFLOAD_DISABLED_PROPERTY, Boolean.toString(false));
         mController.mChanged = true;
 
-        mController.onHwOffloadDialogConfirmed();
+        mController.onRebootDialogConfirmed();
         final boolean mode = SystemProperties.getBoolean(A2DP_OFFLOAD_DISABLED_PROPERTY, false);
         assertThat(mode).isTrue();
     }
@@ -80,7 +80,7 @@ public class BluetoothA2dpHwOffloadPreferenceControllerTest {
 
         mController.mChanged = true;
 
-        mController.onHwOffloadDialogConfirmed();
+        mController.onRebootDialogConfirmed();
         final boolean a2dpMode = SystemProperties.getBoolean(A2DP_OFFLOAD_DISABLED_PROPERTY, true);
         final boolean leAudioMode = SystemProperties
                 .getBoolean(LE_AUDIO_OFFLOAD_DISABLED_PROPERTY, true);
@@ -93,7 +93,7 @@ public class BluetoothA2dpHwOffloadPreferenceControllerTest {
         SystemProperties.set(A2DP_OFFLOAD_DISABLED_PROPERTY, Boolean.toString(false));
         mController.mChanged = true;
 
-        mController.onHwOffloadDialogCanceled();
+        mController.onRebootDialogCanceled();
         final boolean mode = SystemProperties.getBoolean(A2DP_OFFLOAD_DISABLED_PROPERTY, false);
         assertThat(mode).isFalse();
     }

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

@@ -66,7 +66,7 @@ public class BluetoothLeAudioHwOffloadPreferenceControllerTest {
         SystemProperties.set(LE_AUDIO_OFFLOAD_DISABLED_PROPERTY, Boolean.toString(false));
         mController.mChanged = true;
 
-        mController.onHwOffloadDialogConfirmed();
+        mController.onRebootDialogConfirmed();
         final boolean mode = SystemProperties.getBoolean(LE_AUDIO_OFFLOAD_DISABLED_PROPERTY, false);
         assertThat(mode).isTrue();
     }
@@ -76,7 +76,7 @@ public class BluetoothLeAudioHwOffloadPreferenceControllerTest {
         SystemProperties.set(LE_AUDIO_OFFLOAD_DISABLED_PROPERTY, Boolean.toString(true));
         mController.mChanged = true;
 
-        mController.onHwOffloadDialogConfirmed();
+        mController.onRebootDialogConfirmed();
         final boolean mode2 = SystemProperties.getBoolean(
                 LE_AUDIO_OFFLOAD_DISABLED_PROPERTY, true);
         assertThat(mode2).isFalse();
@@ -87,7 +87,7 @@ public class BluetoothLeAudioHwOffloadPreferenceControllerTest {
         SystemProperties.set(LE_AUDIO_OFFLOAD_DISABLED_PROPERTY, Boolean.toString(false));
         mController.mChanged = true;
 
-        mController.onHwOffloadDialogCanceled();
+        mController.onRebootDialogCanceled();
         final boolean mode = SystemProperties.getBoolean(LE_AUDIO_OFFLOAD_DISABLED_PROPERTY, false);
         assertThat(mode).isFalse();
     }

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

@@ -0,0 +1,105 @@
+/*
+ * 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 com.android.settings.development.BluetoothLeAudioPreferenceController
+        .LE_AUDIO_DYNAMIC_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.bluetooth.BluetoothStatusCodes;
+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 BluetoothLeAudioPreferenceControllerTest {
+
+    @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);
+    }
+
+    @Test
+    public void onRebootDialogConfirmedAsLeAudioDisabled_shouldSwitchStatus() {
+        when(mBluetoothAdapter.isLeAudioSupported())
+                .thenReturn(BluetoothStatusCodes.FEATURE_NOT_SUPPORTED);
+        mController.mChanged = true;
+
+        mController.onRebootDialogConfirmed();
+        final boolean status = SystemProperties
+                .getBoolean(LE_AUDIO_DYNAMIC_ENABLED_PROPERTY, false);
+        assertThat(status).isTrue();
+    }
+
+    @Test
+    public void onRebootDialogConfirmedAsLeAudioEnabled_shouldSwitchStatus() {
+        when(mBluetoothAdapter.isLeAudioSupported())
+                .thenReturn(BluetoothStatusCodes.FEATURE_SUPPORTED);
+        mController.mChanged = true;
+
+        mController.onRebootDialogConfirmed();
+        final boolean status = SystemProperties
+                .getBoolean(LE_AUDIO_DYNAMIC_ENABLED_PROPERTY, false);
+        assertThat(status).isFalse();
+    }
+
+    @Test
+    public void onRebootDialogCanceled_shouldNotSwitchStatus() {
+        when(mBluetoothAdapter.isLeAudioSupported())
+                .thenReturn(BluetoothStatusCodes.FEATURE_NOT_SUPPORTED);
+        mController.mChanged = true;
+
+        mController.onRebootDialogCanceled();
+        final boolean status = SystemProperties
+                .getBoolean(LE_AUDIO_DYNAMIC_ENABLED_PROPERTY, false);
+        assertThat(status).isFalse();
+    }
+}