Convert Blink light to TogglePreferenceController

Convert Blink light (notification) controller:
PulseNotificationPreferenceController
to TogglePreferenceController for slices

Change-Id: I4c49d2d52a5909b45f1a74518aa925abb14e1336
Fixes: 74923755
Test: make RunSettingsRoboTests

res/xml/configure_notification_settings.xml

@@ -33,7 +33,8 @@
     <!-- Pulse notification light -->
     <SwitchPreference
         android:key="notification_pulse"
-        android:title="@string/notification_pulse_title"/>
+        android:title="@string/notification_pulse_title"
+        settings:controller="com.android.settings.notification.PulseNotificationPreferenceController" />
 
     <!-- Default notification ringtone -->
     <com.android.settings.DefaultRingtonePreference

src/com/android/settings/notification/ConfigureNotificationSettings.java

@@ -26,14 +26,12 @@ import android.os.UserHandle;
 import android.provider.SearchIndexableResource;
 import android.support.annotation.VisibleForTesting;
 import android.support.v7.preference.Preference;
-import android.text.TextUtils;
 
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settings.R;
 import com.android.settings.RingtonePreference;
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settings.dashboard.SummaryLoader;
-import com.android.settings.gestures.SwipeToNotificationPreferenceController;
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settings.search.Indexable;
 import com.android.settingslib.core.AbstractPreferenceController;
@@ -97,21 +95,17 @@ public class ConfigureNotificationSettings extends DashboardFragment {
         final List<AbstractPreferenceController> controllers = new ArrayList<>();
         final BadgingNotificationPreferenceController badgeController =
                 new BadgingNotificationPreferenceController(context);
-        final PulseNotificationPreferenceController pulseController =
-                new PulseNotificationPreferenceController(context);
         final LockScreenNotificationPreferenceController lockScreenNotificationController =
                 new LockScreenNotificationPreferenceController(context,
                         KEY_LOCKSCREEN,
                         KEY_LOCKSCREEN_WORK_PROFILE_HEADER,
                         KEY_LOCKSCREEN_WORK_PROFILE);
         if (lifecycle != null) {
-            lifecycle.addObserver(pulseController);
             lifecycle.addObserver(lockScreenNotificationController);
         }
         controllers.add(new RecentNotifyingAppsPreferenceController(
                 context, new NotificationBackend(), app, host));
         controllers.add(badgeController);
-        controllers.add(pulseController);
         controllers.add(lockScreenNotificationController);
         controllers.add(new NotificationRingtonePreferenceController(context) {
             @Override

src/com/android/settings/notification/PulseNotificationPreferenceController.java

@@ -24,33 +24,28 @@ import android.os.Handler;
 import android.provider.Settings;
 import android.support.v7.preference.Preference;
 import android.support.v7.preference.PreferenceScreen;
-import android.support.v7.preference.TwoStatePreference;
-import android.util.Log;
 
-import com.android.settings.core.PreferenceControllerMixin;
+import com.android.settings.core.TogglePreferenceController;
-import com.android.settingslib.core.AbstractPreferenceController;
-import com.android.settingslib.core.lifecycle.LifecycleObserver;
 import com.android.settingslib.core.lifecycle.events.OnPause;
 import com.android.settingslib.core.lifecycle.events.OnResume;
 
 import static android.provider.Settings.System.NOTIFICATION_LIGHT_PULSE;
 
-public class PulseNotificationPreferenceController extends AbstractPreferenceController
+public class PulseNotificationPreferenceController extends TogglePreferenceController
-        implements PreferenceControllerMixin, Preference.OnPreferenceChangeListener,
+        implements OnResume, OnPause {
-        LifecycleObserver, OnResume, OnPause {
 
-    private static final String TAG = "PulseNotifPrefContr";
+    private static final int ON = 1;
-    private static final String KEY_NOTIFICATION_PULSE = "notification_pulse";
+    private static final int OFF = 0;
     private SettingObserver mSettingObserver;
 
-    public PulseNotificationPreferenceController(Context context) {
+    public PulseNotificationPreferenceController(Context context, String key) {
-        super(context);
+        super(context, key);
     }
 
     @Override
     public void displayPreference(PreferenceScreen screen) {
         super.displayPreference(screen);
-        Preference preference = screen.findPreference(KEY_NOTIFICATION_PULSE);
+        Preference preference = screen.findPreference(getPreferenceKey());
         if (preference != null) {
             mSettingObserver = new SettingObserver(preference);
         }
@@ -71,32 +66,22 @@ public class PulseNotificationPreferenceController extends AbstractPreferenceCon
     }
 
     @Override
-    public String getPreferenceKey() {
+    public int getAvailabilityStatus() {
-        return KEY_NOTIFICATION_PULSE;
+        return mContext.getResources().getBoolean(
+                com.android.internal.R.bool.config_intrusiveNotificationLed) ? AVAILABLE
+                : DISABLED_UNSUPPORTED;
     }
 
     @Override
-    public boolean isAvailable() {
+    public boolean isChecked() {
-        return mContext.getResources()
+        return Settings.System.getInt(mContext.getContentResolver(), NOTIFICATION_LIGHT_PULSE, OFF)
-                .getBoolean(com.android.internal.R.bool.config_intrusiveNotificationLed);
+                == ON;
     }
 
     @Override
-    public void updateState(Preference preference) {
+    public boolean setChecked(boolean isChecked) {
-        try {
+        return Settings.System.putInt(mContext.getContentResolver(), NOTIFICATION_LIGHT_PULSE,
-            final boolean checked = Settings.System.getInt(mContext.getContentResolver(),
+                isChecked ? ON : OFF);
-                    NOTIFICATION_LIGHT_PULSE) == 1;
-            ((TwoStatePreference) preference).setChecked(checked);
-        } catch (Settings.SettingNotFoundException snfe) {
-            Log.e(TAG, NOTIFICATION_LIGHT_PULSE + " not found");
-        }
-    }
-
-    @Override
-    public boolean onPreferenceChange(Preference preference, Object newValue) {
-        final boolean val = (Boolean) newValue;
-        return Settings.System.putInt(mContext.getContentResolver(),
-                NOTIFICATION_LIGHT_PULSE, val ? 1 : 0);
     }
 
     class SettingObserver extends ContentObserver {

tests/robotests/src/com/android/settings/notification/PulseNotificationPreferenceControllerTest.java

@@ -19,15 +19,19 @@ package com.android.settings.notification;
 import static android.provider.Settings.System.NOTIFICATION_LIGHT_PULSE;
 import static com.google.common.truth.Truth.assertThat;
 import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import android.content.Context;
+import android.content.res.Resources;
 import android.provider.Settings;
 import android.support.v7.preference.Preference;
 import android.support.v7.preference.PreferenceScreen;
 import android.support.v7.preference.TwoStatePreference;
 
+import com.android.settings.core.BasePreferenceController;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -40,8 +44,9 @@ import org.robolectric.RuntimeEnvironment;
 @RunWith(RobolectricTestRunner.class)
 public class PulseNotificationPreferenceControllerTest {
 
-    @Mock(answer = Answers.RETURNS_DEEP_STUBS)
     private Context mContext;
+    @Mock
+    private Resources mResources;
     @Mock(answer = Answers.RETURNS_DEEP_STUBS)
     private PreferenceScreen mScreen;
 
@@ -51,8 +56,11 @@ public class PulseNotificationPreferenceControllerTest {
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
-        mController = new PulseNotificationPreferenceController(mContext);
+        mContext = spy(RuntimeEnvironment.application);
-        mPreference = new Preference(RuntimeEnvironment.application);
+        when(mContext.getResources()).thenReturn(mResources);
+
+        mController = new PulseNotificationPreferenceController(mContext, "testkey");
+        mPreference = new Preference(mContext);
         mPreference.setKey(mController.getPreferenceKey());
         when(mScreen.findPreference(mPreference.getKey())).thenReturn(mPreference);
     }
@@ -62,6 +70,7 @@ public class PulseNotificationPreferenceControllerTest {
         when(mContext.getResources().
                 getBoolean(com.android.internal.R.bool.config_intrusiveNotificationLed))
                 .thenReturn(true);
+
         mController.displayPreference(mScreen);
 
         assertThat(mPreference.isVisible()).isTrue();
@@ -84,7 +93,7 @@ public class PulseNotificationPreferenceControllerTest {
         final Context context = RuntimeEnvironment.application;
         Settings.System.putInt(context.getContentResolver(), NOTIFICATION_LIGHT_PULSE, 1);
 
-        mController = new PulseNotificationPreferenceController(context);
+        mController = new PulseNotificationPreferenceController(context, "testkey");
         mController.updateState(preference);
 
         verify(preference).setChecked(true);
@@ -96,9 +105,65 @@ public class PulseNotificationPreferenceControllerTest {
         final Context context = RuntimeEnvironment.application;
         Settings.System.putInt(context.getContentResolver(), NOTIFICATION_LIGHT_PULSE, 0);
 
-        mController = new PulseNotificationPreferenceController(context);
+        mController = new PulseNotificationPreferenceController(context, "testkey");
         mController.updateState(preference);
 
         verify(preference).setChecked(false);
     }
+
+    @Test
+    public void isAvailable_configTrue_shouldReturnTrue() {
+        when(mContext.getResources().
+                getBoolean(com.android.internal.R.bool.config_intrusiveNotificationLed)).thenReturn(
+                true);
+
+        assertThat(mController.isAvailable()).isTrue();
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(
+                BasePreferenceController.AVAILABLE);
+    }
+
+    @Test
+    public void isAvailable_configFalse_shouldReturnFalse() {
+        when(mContext.getResources().
+                getBoolean(com.android.internal.R.bool.config_intrusiveNotificationLed)).thenReturn(
+                false);
+
+        assertThat(mController.isAvailable()).isFalse();
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(
+                BasePreferenceController.DISABLED_UNSUPPORTED);
+    }
+
+    @Test
+    public void isChecked_configOn_shouldReturnTrue() {
+        Settings.Secure.putInt(mContext.getContentResolver(), NOTIFICATION_LIGHT_PULSE, 1);
+
+        assertThat(mController.isChecked()).isTrue();
+    }
+
+    @Test
+    public void isChecked_configOff_shouldReturnFalse() {
+        Settings.Secure.putInt(mContext.getContentResolver(), NOTIFICATION_LIGHT_PULSE, 0);
+
+        assertThat(mController.isChecked()).isFalse();
+    }
+
+    @Test
+    public void testSetChecked_configIsSet_shouldReturnTrue() {
+        mController.setChecked(true);
+
+        assertThat(mController.isChecked()).isTrue();
+        assertThat(
+                Settings.Secure.getInt(mContext.getContentResolver(), NOTIFICATION_LIGHT_PULSE, 0))
+                .isEqualTo(1);
+    }
+
+    @Test
+    public void testSetChecked_configIsNotSet_shouldReturnFalse() {
+        mController.setChecked(false);
+
+        assertThat(mController.isChecked()).isFalse();
+        assertThat(
+                Settings.Secure.getInt(mContext.getContentResolver(), NOTIFICATION_LIGHT_PULSE, 1))
+                .isEqualTo(0);
+    }
 }