Merge "Only show one tip at a time"

src/com/android/settings/fuelgauge/batterytip/BatteryTipLoader.java

@@ -22,7 +22,6 @@ import android.support.annotation.VisibleForTesting;
 import com.android.internal.os.BatteryStatsHelper;
 import com.android.settings.fuelgauge.BatteryInfo;
 import com.android.settings.fuelgauge.BatteryUtils;
-import com.android.settings.fuelgauge.batterytip.detectors.BatteryTipDetector;
 import com.android.settings.fuelgauge.batterytip.detectors.EarlyWarningDetector;
 import com.android.settings.fuelgauge.batterytip.detectors.HighUsageDetector;
 import com.android.settings.fuelgauge.batterytip.detectors.LowBatteryDetector;
@@ -47,9 +46,8 @@ public class BatteryTipLoader extends AsyncLoader<List<BatteryTip>> {
     private static final boolean USE_FAKE_DATA = false;
 
     private BatteryStatsHelper mBatteryStatsHelper;
-    private BatteryUtils mBatteryUtils;
     @VisibleForTesting
-    int mVisibleTips;
+    BatteryUtils mBatteryUtils;
 
     public BatteryTipLoader(Context context, BatteryStatsHelper batteryStatsHelper) {
         super(context);
@@ -66,16 +64,12 @@ public class BatteryTipLoader extends AsyncLoader<List<BatteryTip>> {
         final BatteryTipPolicy policy = new BatteryTipPolicy(getContext());
         final BatteryInfo batteryInfo = mBatteryUtils.getBatteryInfo(mBatteryStatsHelper, TAG);
         final Context context = getContext();
-        mVisibleTips = 0;
 
-        addBatteryTipFromDetector(tips, new LowBatteryDetector(policy, batteryInfo));
+        tips.add(new LowBatteryDetector(policy, batteryInfo).detect());
-        addBatteryTipFromDetector(tips,
+        tips.add(new HighUsageDetector(context, policy, mBatteryStatsHelper).detect());
-                new HighUsageDetector(context, policy, mBatteryStatsHelper));
+        tips.add(new SmartBatteryDetector(policy, context.getContentResolver()).detect());
-        addBatteryTipFromDetector(tips,
+        tips.add(new EarlyWarningDetector(policy, context).detect());
-                new SmartBatteryDetector(policy, context.getContentResolver()));
+        tips.add(new SummaryDetector(policy).detect());
-        addBatteryTipFromDetector(tips, new EarlyWarningDetector(policy, context));
-        // Add summary detector at last since it need other detectors to update the mVisibleTips
-        addBatteryTipFromDetector(tips, new SummaryDetector(policy, mVisibleTips));
 
         Collections.sort(tips);
         return tips;
@@ -93,12 +87,4 @@ public class BatteryTipLoader extends AsyncLoader<List<BatteryTip>> {
         return tips;
     }
 
-    @VisibleForTesting
-    void addBatteryTipFromDetector(final List<BatteryTip> tips,
-            final BatteryTipDetector detector) {
-        final BatteryTip batteryTip = detector.detect();
-        mVisibleTips += batteryTip.isVisible() ? 1 : 0;
-        tips.add(batteryTip);
-    }
-
 }

src/com/android/settings/fuelgauge/batterytip/BatteryTipPreferenceController.java

@@ -98,6 +98,7 @@ public class BatteryTipPreferenceController extends BasePreferenceController {
                 final Preference preference = batteryTip.buildPreference(mPrefContext);
                 mBatteryTipMap.put(preference.getKey(), batteryTip);
                 mPreferenceGroup.addPreference(preference);
+                break;
             }
         }
     }

src/com/android/settings/fuelgauge/batterytip/detectors/SummaryDetector.java

@@ -26,17 +26,15 @@ import com.android.settings.fuelgauge.batterytip.tips.SummaryTip;
  */
 public class SummaryDetector implements BatteryTipDetector {
     private BatteryTipPolicy mPolicy;
-    private int mVisibleTips;
 
-    public SummaryDetector(BatteryTipPolicy policy, int visibleTips) {
+    public SummaryDetector(BatteryTipPolicy policy) {
         mPolicy = policy;
-        mVisibleTips = visibleTips;
     }
 
     @Override
     public BatteryTip detect() {
         // Show it if there is no other tips shown
-        final int state = mPolicy.summaryEnabled && mVisibleTips == 0
+        final int state = mPolicy.summaryEnabled
                 ? BatteryTip.StateType.NEW
                 : BatteryTip.StateType.INVISIBLE;
         return new SummaryTip(state);

src/com/android/settings/fuelgauge/batterytip/tips/BatteryTip.java

@@ -52,13 +52,13 @@ public abstract class BatteryTip implements Comparable<BatteryTip>, Parcelable {
             TipType.REDUCED_BATTERY,
             TipType.LOW_BATTERY})
     public @interface TipType {
-        int SUMMARY = 0;
+        int SMART_BATTERY_MANAGER = 0;
-        int BATTERY_SAVER = 1;
+        int APP_RESTRICTION = 1;
         int HIGH_DEVICE_USAGE = 2;
-        int SMART_BATTERY_MANAGER = 3;
+        int BATTERY_SAVER = 3;
-        int APP_RESTRICTION = 4;
+        int REDUCED_BATTERY = 4;
-        int REDUCED_BATTERY = 5;
+        int LOW_BATTERY = 5;
-        int LOW_BATTERY = 6;
+        int SUMMARY = 6;
     }
 
     private static final String KEY_PREFIX = "key_battery_tip";

tests/robotests/src/com/android/settings/fuelgauge/batterytip/BatteryTipLoaderTest.java

@@ -18,12 +18,18 @@ package com.android.settings.fuelgauge.batterytip;
 
 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 android.content.Context;
+import android.content.Intent;
+import android.os.PowerManager;
 
 import com.android.internal.os.BatteryStatsHelper;
 import com.android.settings.TestConfig;
+import com.android.settings.fuelgauge.BatteryInfo;
+import com.android.settings.fuelgauge.BatteryUtils;
 import com.android.settings.fuelgauge.batterytip.detectors.BatteryTipDetector;
 import com.android.settings.fuelgauge.batterytip.tips.BatteryTip;
 import com.android.settings.testutils.SettingsRobolectricTestRunner;
@@ -42,46 +48,45 @@ import java.util.List;
 @RunWith(SettingsRobolectricTestRunner.class)
 @Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
 public class BatteryTipLoaderTest {
+    private static final int[] TIP_ORDER = {
+            BatteryTip.TipType.SMART_BATTERY_MANAGER,
+            BatteryTip.TipType.HIGH_DEVICE_USAGE,
+            BatteryTip.TipType.BATTERY_SAVER,
+            BatteryTip.TipType.LOW_BATTERY,
+            BatteryTip.TipType.SUMMARY};
     @Mock
     private BatteryStatsHelper mBatteryStatsHelper;
     @Mock
-    private BatteryTipDetector mBatteryTipDetector;
+    private PowerManager mPowerManager;
     @Mock
-    private BatteryTip mBatteryTip;
+    private Intent mIntent;
+    @Mock
+    private BatteryUtils mBatteryUtils;
+    @Mock
+    private BatteryInfo mBatteryInfo;
     private Context mContext;
     private BatteryTipLoader mBatteryTipLoader;
-    private List<BatteryTip> mBatteryTips;
 
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
 
-        mContext = RuntimeEnvironment.application;
+        mContext = spy(RuntimeEnvironment.application);
-        doReturn(mBatteryTip).when(mBatteryTipDetector).detect();
+        doReturn(mContext).when(mContext).getApplicationContext();
+        doReturn(mPowerManager).when(mContext).getSystemService(Context.POWER_SERVICE);
+        doReturn(mIntent).when(mContext).registerReceiver(any(), any());
+        doReturn(mBatteryInfo).when(mBatteryUtils).getBatteryInfo(any(), any());
         mBatteryTipLoader = new BatteryTipLoader(mContext, mBatteryStatsHelper);
-        mBatteryTips = new ArrayList<>();
+        mBatteryTipLoader.mBatteryUtils = mBatteryUtils;
     }
 
     @Test
-    public void testAddBatteryTipFromDetector_tipVisible_addAndUpdateCount() {
+    public void testLoadBackground_containsAllTipsWithOrder() {
-        doReturn(true).when(mBatteryTip).isVisible();
+        final List<BatteryTip> batteryTips = mBatteryTipLoader.loadInBackground();
-        mBatteryTipLoader.mVisibleTips = 0;
 
-        mBatteryTipLoader.addBatteryTipFromDetector(mBatteryTips, mBatteryTipDetector);
+        assertThat(batteryTips.size()).isEqualTo(TIP_ORDER.length);
-
+        for (int i = 0, size = batteryTips.size(); i < size; i++) {
-        assertThat(mBatteryTips.contains(mBatteryTip)).isTrue();
+            assertThat(batteryTips.get(i).getType()).isEqualTo(TIP_ORDER[i]);
-        assertThat(mBatteryTipLoader.mVisibleTips).isEqualTo(1);
+        }
     }
-
-    @Test
-    public void testAddBatteryTipFromDetector_tipInvisible_doNotAddCount() {
-        doReturn(false).when(mBatteryTip).isVisible();
-        mBatteryTipLoader.mVisibleTips = 0;
-
-        mBatteryTipLoader.addBatteryTipFromDetector(mBatteryTips, mBatteryTipDetector);
-
-        assertThat(mBatteryTips.contains(mBatteryTip)).isTrue();
-        assertThat(mBatteryTipLoader.mVisibleTips).isEqualTo(0);
-    }
-
 }

tests/robotests/src/com/android/settings/fuelgauge/batterytip/detectors/SummaryDetectorTest.java

@@ -51,22 +51,15 @@ public class SummaryDetectorTest {
     @Test
     public void testDetect_disabledByPolicy_tipInvisible() {
         ReflectionHelpers.setField(mPolicy, "summaryEnabled", false);
-        SummaryDetector detector = new SummaryDetector(mPolicy, 0 /* visibleTips */);
+        SummaryDetector detector = new SummaryDetector(mPolicy);
 
         assertThat(detector.detect().isVisible()).isFalse();
     }
 
     @Test
-    public void testDetect_noOtherTips_tipVisible() {
+    public void testDetect_notDisabled_tipVisible() {
-        SummaryDetector detector = new SummaryDetector(mPolicy, 0 /* visibleTips */);
+        SummaryDetector detector = new SummaryDetector(mPolicy);
 
         assertThat(detector.detect().isVisible()).isTrue();
     }
-
-    @Test
-    public void testDetect_hasOtherTips_tipInVisible() {
-        SummaryDetector detector = new SummaryDetector(mPolicy, 1 /* visibleTips */);
-
-        assertThat(detector.detect().isVisible()).isFalse();
-    }
 }