[B&R] notify BackupManager when app optimization mode is changed

Invoke BackupManager.dataChanged() when app optimization mode is changed
to notify BackupManager to execute Settings agent to backup data in the
next backup session, when performing the partial backup event.

Bug: 192523697
Bug: 197608038
Bug: 194633034
Test: make SettingsRoboTests
Change-Id: I456acc2594d22503763e4ce286435148ae0644a4

res/values/strings.xml

@@ -6143,7 +6143,7 @@
     <!-- Activity title for battery usage history details [CHAR LIMIT=60] -->
     <string name="history_details_title">History details</string>
     <!-- Preference title for advanced battery usage [CHAR LIMIT=40] -->
-    <string name="advanced_battery_preference_title">Battery Usage</string>
+    <string name="advanced_battery_preference_title">Battery usage</string>
     <!-- Preference summary for advanced battery usage, for past 24 hours [CHAR LIMIT=40] -->
     <string name="advanced_battery_preference_summary_with_hours">View usage for past 24 hours</string>
     <!-- Preference summary for advanced battery usage, from last full charge [CHAR LIMIT=40] -->

src/com/android/settings/fuelgauge/AdvancedPowerUsageDetail.java

@@ -20,6 +20,7 @@ import android.annotation.UserIdInt;
 import android.app.Activity;
 import android.app.ActivityManager;
 import android.app.settings.SettingsEnums;
+import android.app.backup.BackupManager;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
@@ -113,7 +114,12 @@ public class AdvancedPowerUsageDetail extends DashboardFragment implements
     @VisibleForTesting
     RadioButtonPreference mUnrestrictedPreference;
     @VisibleForTesting
-    boolean enableTriState = true;
+    boolean mEnableTriState = true;
+    @VisibleForTesting
+    @BatteryOptimizeUtils.OptimizationMode
+    int mOptimizationMode = BatteryOptimizeUtils.MODE_UNKNOWN;
+    @VisibleForTesting
+    BackupManager mBackupManager;
 
     private AppButtonsPreferenceController mAppButtonsPreferenceController;
     private BackgroundActivityPreferenceController mBackgroundActivityPreferenceController;
@@ -245,7 +251,7 @@ public class AdvancedPowerUsageDetail extends DashboardFragment implements
         super.onCreate(icicle);
 
         final String packageName = getArguments().getString(EXTRA_PACKAGE_NAME);
-        if (enableTriState) {
+        if (mEnableTriState) {
             onCreateForTriState(packageName);
         } else {
             mForegroundPreference = findPreference(KEY_PREF_FOREGROUND);
@@ -263,7 +269,7 @@ public class AdvancedPowerUsageDetail extends DashboardFragment implements
         super.onResume();
 
         initHeader();
-        if (enableTriState) {
+        if (mEnableTriState) {
             initPreferenceForTriState(getContext());
             final String packageName = mBatteryOptimizeUtils.getPackageName();
             FeatureFactory.getFactory(getContext()).getMetricsFeatureProvider()
@@ -276,6 +282,22 @@ public class AdvancedPowerUsageDetail extends DashboardFragment implements
         }
     }
 
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+        notifyBackupManager();
+    }
+
+    @VisibleForTesting
+    void notifyBackupManager() {
+        if (mEnableTriState
+                && mOptimizationMode != mBatteryOptimizeUtils.getAppOptimizationMode()) {
+            final BackupManager backupManager = mBackupManager != null
+                    ? mBackupManager : new BackupManager(getContext());
+            backupManager.dataChanged();
+        }
+    }
+
     @VisibleForTesting
     void initHeader() {
         final View appSnippet = mHeaderPreference.findViewById(R.id.entity_header);
@@ -303,7 +325,7 @@ public class AdvancedPowerUsageDetail extends DashboardFragment implements
             controller.setIsInstantApp(AppUtils.isInstant(mAppEntry.info));
         }
 
-        if (enableTriState) {
+        if (mEnableTriState) {
             final long foregroundTimeMs = bundle.getLong(EXTRA_FOREGROUND_TIME);
             final long backgroundTimeMs = bundle.getLong(EXTRA_BACKGROUND_TIME);
             final String slotTime = bundle.getString(EXTRA_SLOT_TIME, null);
@@ -374,7 +396,7 @@ public class AdvancedPowerUsageDetail extends DashboardFragment implements
 
     @Override
     protected int getPreferenceScreenResId() {
-        return enableTriState ? R.xml.power_usage_detail : R.xml.power_usage_detail_legacy;
+        return mEnableTriState ? R.xml.power_usage_detail : R.xml.power_usage_detail_legacy;
     }
 
     @Override
@@ -388,7 +410,7 @@ public class AdvancedPowerUsageDetail extends DashboardFragment implements
                 (SettingsActivity) getActivity(), this, getSettingsLifecycle(), packageName,
                 mState, REQUEST_UNINSTALL, REQUEST_REMOVE_DEVICE_ADMIN);
         controllers.add(mAppButtonsPreferenceController);
-        if (enableTriState) {
+        if (mEnableTriState) {
             controllers.add(new UnrestrictedPreferenceController(context, uid, packageName));
             controllers.add(new OptimizedPreferenceController(context, uid, packageName));
             controllers.add(new RestrictedPreferenceController(context, uid, packageName));
@@ -467,6 +489,7 @@ public class AdvancedPowerUsageDetail extends DashboardFragment implements
 
         mBatteryOptimizeUtils = new BatteryOptimizeUtils(
                 getContext(), getArguments().getInt(EXTRA_UID), packageName);
+        mOptimizationMode = mBatteryOptimizeUtils.getAppOptimizationMode();
     }
 
     private CharSequence getAppActiveTime(

tests/robotests/src/com/android/settings/fuelgauge/AdvancedPowerUsageDetailTest.java

@@ -30,9 +30,11 @@ import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.verifyZeroInteractions;
 import static org.mockito.Mockito.when;
 
 import android.app.AppOpsManager;
+import android.app.backup.BackupManager;
 import android.app.settings.SettingsEnums;
 import android.content.Context;
 import android.content.Intent;
@@ -123,6 +125,9 @@ public class AdvancedPowerUsageDetailTest {
     private BatteryUtils mBatteryUtils;
     @Mock
     private BatteryOptimizeUtils mBatteryOptimizeUtils;
+    @Mock
+    private BackupManager mBackupManager;
+
     private Context mContext;
     private Preference mForegroundPreference;
     private Preference mBackgroundPreference;
@@ -180,9 +185,10 @@ public class AdvancedPowerUsageDetailTest {
 
         mFragment.mHeaderPreference = mHeaderPreference;
         mFragment.mState = mState;
-        mFragment.enableTriState = true;
+        mFragment.mEnableTriState = true;
         mFragment.mBatteryUtils = new BatteryUtils(RuntimeEnvironment.application);
         mFragment.mBatteryOptimizeUtils = mBatteryOptimizeUtils;
+        mFragment.mBackupManager = mBackupManager;
         mAppEntry.info = mock(ApplicationInfo.class);
 
         mTestActivity = spy(new SettingsActivity());
@@ -231,7 +237,7 @@ public class AdvancedPowerUsageDetailTest {
 
     @Test
     public void testGetPreferenceScreenResId_disableTriState_returnLegacyLayout() {
-        mFragment.enableTriState = false;
+        mFragment.mEnableTriState = false;
         assertThat(mFragment.getPreferenceScreenResId()).isEqualTo(R.xml.power_usage_detail_legacy);
     }
 
@@ -780,4 +786,38 @@ public class AdvancedPowerUsageDetailTest {
                     new Pair(ConvertUtils.METRIC_KEY_BATTERY_USAGE, "app label")
                 });
     }
+
+    @Test
+    public void notifyBackupManager_optimizationModeIsNotChanged_notInvokeDataChanged() {
+        final int mode = BatteryOptimizeUtils.MODE_RESTRICTED;
+        mFragment.mOptimizationMode = mode;
+        when(mBatteryOptimizeUtils.getAppOptimizationMode()).thenReturn(mode);
+
+        mFragment.notifyBackupManager();
+
+        verifyZeroInteractions(mBackupManager);
+    }
+
+    @Test
+    public void notifyBackupManager_optimizationModeIsChanged_invokeDataChanged() {
+        mFragment.mOptimizationMode = BatteryOptimizeUtils.MODE_RESTRICTED;
+        when(mBatteryOptimizeUtils.getAppOptimizationMode())
+                .thenReturn(BatteryOptimizeUtils.MODE_UNRESTRICTED);
+
+        mFragment.notifyBackupManager();
+
+        verify(mBackupManager).dataChanged();
+    }
+
+    @Test
+    public void notifyBackupManager_triStateIsNotEnabled_notInvokeDataChanged() {
+        mFragment.mOptimizationMode = BatteryOptimizeUtils.MODE_RESTRICTED;
+        when(mBatteryOptimizeUtils.getAppOptimizationMode())
+                .thenReturn(BatteryOptimizeUtils.MODE_UNRESTRICTED);
+        mFragment.mEnableTriState = false;
+
+        mFragment.notifyBackupManager();
+
+        verifyZeroInteractions(mBackupManager);
+    }
 }