Merge "Split loading process for battery header" into oc-dev

am: 987ee5338a

Change-Id: I395b493338f0225bd300e155d3303a1ba9136555

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

@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2017 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.fuelgauge;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.support.annotation.VisibleForTesting;
+import android.support.v7.preference.PreferenceScreen;
+import android.widget.TextView;
+
+import com.android.settings.R;
+import com.android.settings.applications.LayoutPreference;
+import com.android.settings.core.PreferenceController;
+import com.android.settingslib.BatteryInfo;
+import com.android.settingslib.Utils;
+
+/**
+ * Controller that update the battery header view
+ */
+public class BatteryHeaderPreferenceController extends PreferenceController {
+    @VisibleForTesting
+    static final String KEY_BATTERY_HEADER = "battery_header";
+    @VisibleForTesting
+    BatteryMeterView mBatteryMeterView;
+    @VisibleForTesting
+    TextView mTimeText;
+    @VisibleForTesting
+    TextView mSummary;
+
+    private LayoutPreference mBatteryLayoutPref;
+
+    public BatteryHeaderPreferenceController(Context context) {
+        super(context);
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+
+        mBatteryLayoutPref = (LayoutPreference) screen.findPreference(KEY_BATTERY_HEADER);
+        mBatteryMeterView = (BatteryMeterView) mBatteryLayoutPref
+                .findViewById(R.id.battery_header_icon);
+        mTimeText = (TextView) mBatteryLayoutPref.findViewById(R.id.battery_percent);
+        mSummary = (TextView) mBatteryLayoutPref.findViewById(R.id.summary1);
+
+        Intent batteryBroadcast = mContext.registerReceiver(null,
+                new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
+        final int batteryLevel = Utils.getBatteryLevel(batteryBroadcast);
+
+        mBatteryMeterView.setBatteryLevel(batteryLevel);
+        mTimeText.setText(Utils.formatPercentage(batteryLevel));
+    }
+
+    @Override
+    public boolean isAvailable() {
+        return true;
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return KEY_BATTERY_HEADER;
+    }
+
+    public void updateHeaderPreference(BatteryInfo info) {
+        mTimeText.setText(Utils.formatPercentage(info.batteryLevel));
+        if (info.remainingLabel == null) {
+            mSummary.setText(info.statusLabel);
+        } else {
+            mSummary.setText(info.remainingLabel);
+        }
+
+        mBatteryMeterView.setBatteryLevel(info.batteryLevel);
+        mBatteryMeterView.setCharging(!info.discharging);
+    }
+}

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

@@ -72,6 +72,10 @@ public class BatteryMeterView extends ImageView {
         }
     }
 
+    public int getBatteryLevel() {
+        return mDrawable.getBatteryLevel();
+    }
+
     public void setCharging(boolean charging) {
         mDrawable.setCharging(charging);
     }

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

@@ -115,6 +115,7 @@ public class PowerUsageSummary extends PowerUsageBase {
     @VisibleForTesting
     BatteryUtils mBatteryUtils;
 
+    private BatteryHeaderPreferenceController mBatteryHeaderPreferenceController;
     private LayoutPreference mBatteryLayoutPref;
     private PreferenceGroup mAppListGroup;
     private int mStatsType = BatteryStats.STATS_SINCE_CHARGED;
@@ -141,11 +142,6 @@ public class PowerUsageSummary extends PowerUsageBase {
         return MetricsEvent.FUELGAUGE_POWER_USAGE_SUMMARY;
     }
 
-    @Override
-    public void onResume() {
-        super.onResume();
-    }
-
     @Override
     public void onPause() {
         BatteryEntry.stopRequestQueue();
@@ -189,6 +185,8 @@ public class PowerUsageSummary extends PowerUsageBase {
     @Override
     protected List<PreferenceController> getPreferenceControllers(Context context) {
         final List<PreferenceController> controllers = new ArrayList<>();
+        mBatteryHeaderPreferenceController = new BatteryHeaderPreferenceController(context);
+        controllers.add(mBatteryHeaderPreferenceController);
         controllers.add(new AutoBrightnessPreferenceController(context, KEY_AUTO_BRIGHTNESS));
         controllers.add(new TimeoutPreferenceController(context, KEY_SCREEN_TIMEOUT));
         controllers.add(new BatterySaverController(context, getLifecycle()));
@@ -416,7 +414,7 @@ public class PowerUsageSummary extends PowerUsageBase {
                 new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
         BatteryInfo batteryInfo = BatteryInfo.getBatteryInfo(context, batteryBroadcast,
                 mStatsHelper.getStats(), elapsedRealtimeUs, false);
-        updateHeaderPreference(batteryInfo);
+        mBatteryHeaderPreferenceController.updateHeaderPreference(batteryInfo);
 
         final TypedValue value = new TypedValue();
         context.getTheme().resolveAttribute(android.R.attr.colorControlNormal, value, true);
@@ -560,27 +558,6 @@ public class PowerUsageSummary extends PowerUsageBase {
                 mStatsType /* STATS_SINCE_CHARGED */) / 1000;
     }
 
-    @VisibleForTesting
-    void updateHeaderPreference(BatteryInfo info) {
-        final Context context = getContext();
-        if (context == null) {
-            return;
-        }
-        final BatteryMeterView batteryView = (BatteryMeterView) mBatteryLayoutPref
-                .findViewById(R.id.battery_header_icon);
-        final TextView timeText = (TextView) mBatteryLayoutPref.findViewById(R.id.battery_percent);
-        final TextView summary1 = (TextView) mBatteryLayoutPref.findViewById(R.id.summary1);
-        timeText.setText(Utils.formatPercentage(info.batteryLevel));
-        if (info.remainingLabel == null ) {
-            summary1.setText(info.statusLabel);
-        } else {
-            summary1.setText(info.remainingLabel);
-        }
-
-        batteryView.setBatteryLevel(info.batteryLevel);
-        batteryView.setCharging(!info.discharging);
-    }
-
     @VisibleForTesting
     double calculatePercentage(double powerUsage, double dischargeAmount) {
         final double totalPower = mStatsHelper.getTotalPower();

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

@@ -0,0 +1,141 @@
+/*
+ * Copyright (C) 2017 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.fuelgauge;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
+
+import android.content.Context;
+import android.content.Intent;
+import android.os.BatteryManager;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+import android.widget.TextView;
+
+import com.android.settings.R;
+import com.android.settings.SettingsRobolectricTestRunner;
+import com.android.settings.TestConfig;
+import com.android.settings.applications.LayoutPreference;
+import com.android.settings.testutils.shadow.SettingsShadowResources;
+import com.android.settings.testutils.shadow.ShadowDynamicIndexableContentMonitor;
+import com.android.settingslib.BatteryInfo;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+
+@RunWith(SettingsRobolectricTestRunner.class)
+@Config(manifest = TestConfig.MANIFEST_PATH,
+        sdk = TestConfig.SDK_VERSION,
+        shadows = {
+                SettingsShadowResources.class,
+                SettingsShadowResources.SettingsShadowTheme.class,
+                ShadowDynamicIndexableContentMonitor.class
+        })
+public class BatteryHeaderPreferenceControllerTest {
+    private static final int BATTERY_LEVEL = 60;
+    private static final String TIME_LEFT = "2h30min";
+    private static final String BATTERY_STATUS = "Charging";
+
+    @Mock
+    private PreferenceScreen mPreferenceScreen;
+    @Mock
+    private BatteryInfo mBatteryInfo;
+    private BatteryHeaderPreferenceController mController;
+    private Context mContext;
+    private BatteryMeterView mBatteryMeterView;
+    private TextView mTimeText;
+    private TextView mSummary;
+    private LayoutPreference mBatteryLayoutPref;
+    private Intent mBatteryIntent;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        mContext = spy(RuntimeEnvironment.application);
+        mBatteryMeterView = new BatteryMeterView(mContext);
+        mTimeText = new TextView(mContext);
+        mSummary = new TextView(mContext);
+
+        mBatteryIntent = new Intent();
+        mBatteryIntent.putExtra(BatteryManager.EXTRA_LEVEL, BATTERY_LEVEL);
+        mBatteryIntent.putExtra(BatteryManager.EXTRA_SCALE, 100);
+        doReturn(mBatteryIntent).when(mContext).registerReceiver(any(), any());
+
+        mBatteryLayoutPref = new LayoutPreference(mContext, R.layout.battery_header);
+        doReturn(mBatteryLayoutPref).when(mPreferenceScreen).findPreference(
+                BatteryHeaderPreferenceController.KEY_BATTERY_HEADER);
+
+        mBatteryInfo.batteryLevel = BATTERY_LEVEL;
+
+        mController = new BatteryHeaderPreferenceController(mContext);
+        mController.mBatteryMeterView = mBatteryMeterView;
+        mController.mTimeText = mTimeText;
+        mController.mSummary = mSummary;
+    }
+
+    @Test
+    public void testDisplayPreference_displayBatteryLevel() {
+        mController.displayPreference(mPreferenceScreen);
+
+        assertThat(((BatteryMeterView) mBatteryLayoutPref.findViewById(
+                R.id.battery_header_icon)).getBatteryLevel()).isEqualTo(BATTERY_LEVEL);
+        assertThat(((TextView) mBatteryLayoutPref.findViewById(
+                R.id.battery_percent)).getText()).isEqualTo("60%");
+    }
+
+    @Test
+    public void testUpdatePreference_hasRemainingTime_showRemainingLabel() {
+        mBatteryInfo.remainingLabel = TIME_LEFT;
+
+        mController.updateHeaderPreference(mBatteryInfo);
+
+        assertThat(mSummary.getText()).isEqualTo(mBatteryInfo.remainingLabel);
+    }
+
+    @Test
+    public void testUpdatePreference_updateBatteryInfo() {
+        mBatteryInfo.remainingLabel = TIME_LEFT;
+        mBatteryInfo.batteryLevel = BATTERY_LEVEL;
+        mBatteryInfo.discharging = true;
+
+        mController.updateHeaderPreference(mBatteryInfo);
+
+        assertThat(mBatteryMeterView.mDrawable.getBatteryLevel()).isEqualTo(BATTERY_LEVEL);
+        assertThat(mBatteryMeterView.mDrawable.getCharging()).isEqualTo(false);
+    }
+
+    @Test
+    public void testUpdatePreference_noRemainingTime_showStatusLabel() {
+        mBatteryInfo.remainingLabel = null;
+        mBatteryInfo.statusLabel = BATTERY_STATUS;
+
+        mController.updateHeaderPreference(mBatteryInfo);
+
+        assertThat(mSummary.getText()).isEqualTo(BATTERY_STATUS);
+    }
+}

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

@@ -88,12 +88,9 @@ import static org.mockito.Mockito.when;
         })
 public class PowerUsageSummaryTest {
     private static final String[] PACKAGE_NAMES = {"com.app1", "com.app2"};
-    private static final String TIME_LEFT = "2h30min";
     private static final String STUB_STRING = "stub_string";
-    private static final int BATTERY_LEVEL = 55;
     private static final int UID = 123;
     private static final int POWER_MAH = 100;
-    private static final long REMAINING_TIME_US = 100000;
     private static final long TIME_SINCE_LAST_FULL_CHARGE_MS = 120 * 60 * 1000;
     private static final long TIME_SINCE_LAST_FULL_CHARGE_US =
             TIME_SINCE_LAST_FULL_CHARGE_MS * 1000;
@@ -132,8 +129,6 @@ public class PowerUsageSummaryTest {
     private TextView mBatteryPercentText;
     @Mock
     private TextView mSummary1;
-    @Mock
-    private BatteryInfo mBatteryInfo;
     @Mock(answer = Answers.RETURNS_DEEP_STUBS)
     private BatteryStatsHelper mBatteryHelper;
     @Mock
@@ -206,8 +201,6 @@ public class PowerUsageSummaryTest {
         mFragment.mScreenUsagePref = mScreenUsagePref;
         mFragment.mLastFullChargePref = mLastFullChargePref;
         mFragment.mBatteryUtils = spy(new BatteryUtils(mRealContext));
-
-        mBatteryInfo.batteryLevel = BATTERY_LEVEL;
     }
 
     @Test
@@ -327,45 +320,6 @@ public class PowerUsageSummaryTest {
         assertThat(mPreference.getSummary().toString()).isEqualTo(expectedSummary);
     }
 
-    @Test
-    public void testUpdatePreference_hasRemainingTime_showRemainingLabel() {
-        mBatteryInfo.remainingLabel = TIME_LEFT;
-
-        mFragment.updateHeaderPreference(mBatteryInfo);
-
-        verify(mSummary1).setText(mBatteryInfo.remainingLabel);
-    }
-
-    @Test
-    public void testUpdatePreference_updateBatteryInfo() {
-        mBatteryInfo.remainingLabel = TIME_LEFT;
-        mBatteryInfo.batteryLevel = BATTERY_LEVEL;
-        mBatteryInfo.discharging = true;
-
-        mFragment.updateHeaderPreference(mBatteryInfo);
-
-        assertThat(mBatteryMeterView.mDrawable.getBatteryLevel()).isEqualTo(BATTERY_LEVEL);
-        assertThat(mBatteryMeterView.mDrawable.getCharging()).isEqualTo(false);
-    }
-
-    @Test
-    public void testUpdatePreference_noRemainingTime_showStatusLabel() {
-        mBatteryInfo.remainingLabel = null;
-
-        mFragment.updateHeaderPreference(mBatteryInfo);
-
-        verify(mSummary1).setText(mBatteryInfo.statusLabel);
-    }
-
-    @Test
-    public void testUpdateHeaderPreference_asyncUpdate_shouldNotCrash() {
-        when(mFragment.getContext()).thenReturn(null);
-        mBatteryInfo.remainingTimeUs = REMAINING_TIME_US;
-
-        //Should not crash
-        mFragment.updateHeaderPreference(mBatteryInfo);
-    }
-
     private void testToggleAllApps(final boolean isShowApps) {
         mFragment.mShowAllApps = isShowApps;