Merge "Add VibrationPreferenceControler to check availability"

src/com/android/settings/accessibility/VibrationPreferenceController.java

@@ -0,0 +1,38 @@
+/*
+ * 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.accessibility;
+
+import android.content.Context;
+import android.os.Vibrator;
+
+import com.android.settings.core.BasePreferenceController;
+
+/** Controller for "Vibration & haptics" settings page. */
+public class VibrationPreferenceController extends BasePreferenceController {
+
+    private final boolean mHasVibrator;
+
+    public VibrationPreferenceController(Context context, String key) {
+        super(context, key);
+        mHasVibrator = context.getSystemService(Vibrator.class).hasVibrator();
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return mHasVibrator ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
+    }
+}

src/com/android/settings/accessibility/VibrationSettings.java

@@ -17,18 +17,33 @@
 package com.android.settings.accessibility;
 
 import android.app.settings.SettingsEnums;
+import android.content.Context;
+import android.os.Vibrator;
+import android.provider.SearchIndexableResource;
 
 import com.android.settings.R;
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settingslib.search.SearchIndexable;
 
+import java.util.ArrayList;
+import java.util.List;
+
 /** Accessibility settings for the vibration. */
 @SearchIndexable(forTarget = SearchIndexable.ALL & ~SearchIndexable.ARC)
 public class VibrationSettings extends DashboardFragment {
 
     private static final String TAG = "VibrationSettings";
 
+    private static int getVibrationXmlResourceId(Context context) {
+        final int supportedIntensities = context.getResources().getInteger(
+                R.integer.config_vibration_supported_intensity_levels);
+        return supportedIntensities > 1
+                ? R.xml.accessibility_vibration_intensity_settings
+                : R.xml.accessibility_vibration_settings;
+
+    }
+
     @Override
     public int getMetricsCategory() {
         return SettingsEnums.ACCESSIBILITY_VIBRATION;
@@ -41,11 +56,7 @@ public class VibrationSettings extends DashboardFragment {
 
     @Override
     protected int getPreferenceScreenResId() {
-        final int supportedIntensities = getContext().getResources().getInteger(
-                R.integer.config_vibration_supported_intensity_levels);
-        return supportedIntensities > 1
-                ? R.xml.accessibility_vibration_intensity_settings
-                : R.xml.accessibility_vibration_settings;
+        return getVibrationXmlResourceId(getContext());
     }
 
     @Override
@@ -54,5 +65,21 @@ public class VibrationSettings extends DashboardFragment {
     }
 
     public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
-            new BaseSearchIndexProvider(R.xml.accessibility_vibration_settings);
+            new BaseSearchIndexProvider() {
+
+                @Override
+                protected boolean isPageSearchEnabled(Context context) {
+                    return context.getSystemService(Vibrator.class).hasVibrator();
+                }
+
+                @Override
+                public List<SearchIndexableResource> getXmlResourcesToIndex(Context context,
+                        boolean enabled) {
+                    final List<SearchIndexableResource> resourceData = new ArrayList<>();
+                    final SearchIndexableResource sir = new SearchIndexableResource(context);
+                    sir.xmlResId = getVibrationXmlResourceId(context);
+                    resourceData.add(sir);
+                    return resourceData;
+                }
+            };
 }

tests/robotests/src/com/android/settings/accessibility/VibrationPreferenceControllerTest.java

@@ -0,0 +1,79 @@
+/*
+ * 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.accessibility;
+
+import static com.android.settings.core.BasePreferenceController.AVAILABLE;
+import static com.android.settings.core.BasePreferenceController.UNSUPPORTED_ON_DEVICE;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+import android.os.Vibrator;
+
+import androidx.test.core.app.ApplicationProvider;
+
+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;
+
+@RunWith(RobolectricTestRunner.class)
+public class VibrationPreferenceControllerTest {
+
+    private static final String PREFERENCE_KEY = "preference_key";
+
+    @Mock private Vibrator mVibrator;
+
+    private Context mContext;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        mContext = spy(ApplicationProvider.getApplicationContext());
+        when(mContext.getSystemService(Context.VIBRATOR_SERVICE)).thenReturn(mVibrator);
+    }
+
+    @Test
+    public void verifyConstants() {
+        VibrationPreferenceController controller =
+                new VibrationPreferenceController(mContext, PREFERENCE_KEY);
+        assertThat(controller.getPreferenceKey()).isEqualTo(PREFERENCE_KEY);
+    }
+
+    @Test
+    public void getAvailabilityStatus_noVibrator_returnUnsupportedOnDevice() {
+        when(mVibrator.hasVibrator()).thenReturn(false);
+        VibrationPreferenceController controller =
+                new VibrationPreferenceController(mContext, PREFERENCE_KEY);
+
+        assertThat(controller.getAvailabilityStatus()).isEqualTo(UNSUPPORTED_ON_DEVICE);
+    }
+
+    @Test
+    public void getAvailabilityStatus_withVibrator_returnAvailable() {
+        when(mVibrator.hasVibrator()).thenReturn(true);
+        VibrationPreferenceController controller =
+                new VibrationPreferenceController(mContext, PREFERENCE_KEY);
+
+        assertThat(controller.getAvailabilityStatus()).isEqualTo(AVAILABLE);
+    }
+}