Merge "Add help url placeholder for SimLock settings" into oc-dr1-dev
diff --git a/res/values/strings.xml b/res/values/strings.xml
index b60e2df..78a30ca 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -8593,8 +8593,8 @@
     <!-- Preference menu title for accessing the deletion helper from the storage manager settings. [CHAR LIMIT=30]-->
     <string name="deletion_helper_preference_title">Free up space now</string>
 
-    <!-- Preference title for gesture settings [CHAR LIMIT=40]-->
-    <string name="gesture_preference_title">Gesture shortcuts</string>
+    <!-- Preference title for gesture settings [CHAR LIMIT=40 BACKUP_MESSAGE_ID:5280023307132819052]-->
+    <string name="gesture_preference_title">Gesture</string>
 
     <!-- Preference summary for gesture settings (phone) [CHAR LIMIT=NONE]-->
     <string name="gesture_preference_summary" product="default">Quick gestures to control your phone</string>
diff --git a/src/com/android/settings/fuelgauge/anomaly/Anomaly.java b/src/com/android/settings/fuelgauge/anomaly/Anomaly.java
index 37b52fc..746bd7f 100644
--- a/src/com/android/settings/fuelgauge/anomaly/Anomaly.java
+++ b/src/com/android/settings/fuelgauge/anomaly/Anomaly.java
@@ -35,10 +35,12 @@
 public class Anomaly implements Parcelable {
     @Retention(RetentionPolicy.SOURCE)
     @IntDef({AnomalyType.WAKE_LOCK,
-            AnomalyType.WAKEUP_ALARM})
+            AnomalyType.WAKEUP_ALARM,
+            AnomalyType.BLUETOOTH_SCAN})
     public @interface AnomalyType {
         int WAKE_LOCK = 0;
         int WAKEUP_ALARM = 1;
+        int BLUETOOTH_SCAN = 2;
     }
 
     @Retention(RetentionPolicy.SOURCE)
@@ -52,7 +54,8 @@
     @AnomalyType
     public static final int[] ANOMALY_TYPE_LIST =
             {AnomalyType.WAKE_LOCK,
-            AnomalyType.WAKEUP_ALARM};
+            AnomalyType.WAKEUP_ALARM,
+            AnomalyType.BLUETOOTH_SCAN};
 
     /**
      * Type of this this anomaly
diff --git a/src/com/android/settings/fuelgauge/anomaly/AnomalyDetectionPolicy.java b/src/com/android/settings/fuelgauge/anomaly/AnomalyDetectionPolicy.java
index 7dbae36..647737c 100644
--- a/src/com/android/settings/fuelgauge/anomaly/AnomalyDetectionPolicy.java
+++ b/src/com/android/settings/fuelgauge/anomaly/AnomalyDetectionPolicy.java
@@ -37,9 +37,13 @@
     @VisibleForTesting
     static final String KEY_WAKEUP_ALARM_DETECTION_ENABLED = "wakeup_alarm_enabled";
     @VisibleForTesting
+    static final String KEY_BLUETOOTH_SCAN_DETECTION_ENABLED = "bluetooth_scan_enabled";
+    @VisibleForTesting
     static final String KEY_WAKELOCK_THRESHOLD = "wakelock_threshold";
     @VisibleForTesting
     static final String KEY_WAKEUP_ALARM_THRESHOLD = "wakeup_alarm_threshold";
+    @VisibleForTesting
+    static final String KEY_BLUETOOTH_SCAN_THRESHOLD = "bluetooth_scan_threshold";
 
     /**
      * {@code true} if general anomaly detection is enabled
@@ -66,6 +70,14 @@
     public final boolean wakeupAlarmDetectionEnabled;
 
     /**
+     * {@code true} if bluetooth scanning detection is enabled
+     *
+     * @see Settings.Global#ANOMALY_DETECTION_CONSTANTS
+     * @see #KEY_BLUETOOTH_SCAN_THRESHOLD
+     */
+    public final boolean bluetoothScanDetectionEnabled;
+
+    /**
      * Threshold for wakelock time in milli seconds
      *
      * @see Settings.Global#ANOMALY_DETECTION_CONSTANTS
@@ -81,6 +93,14 @@
      */
     public final long wakeupAlarmThreshold;
 
+    /**
+     * Threshold for bluetooth unoptimized scanning time in milli seconds
+     *
+     * @see Settings.Global#ANOMALY_DETECTION_CONSTANTS
+     * @see #KEY_BLUETOOTH_SCAN_THRESHOLD
+     */
+    public final long bluetoothScanThreshold;
+
     private final KeyValueListParserWrapper mParserWrapper;
 
     public AnomalyDetectionPolicy(Context context) {
@@ -103,9 +123,13 @@
         wakeLockDetectionEnabled = mParserWrapper.getBoolean(KEY_WAKELOCK_DETECTION_ENABLED, true);
         wakeupAlarmDetectionEnabled = mParserWrapper.getBoolean(KEY_WAKEUP_ALARM_DETECTION_ENABLED,
                 true);
+        bluetoothScanDetectionEnabled = mParserWrapper.getBoolean(
+                KEY_BLUETOOTH_SCAN_DETECTION_ENABLED, true);
         wakeLockThreshold = mParserWrapper.getLong(KEY_WAKELOCK_THRESHOLD,
                 DateUtils.HOUR_IN_MILLIS);
         wakeupAlarmThreshold = mParserWrapper.getLong(KEY_WAKEUP_ALARM_THRESHOLD, 60);
+        bluetoothScanThreshold = mParserWrapper.getLong(KEY_BLUETOOTH_SCAN_THRESHOLD,
+                30 * DateUtils.MINUTE_IN_MILLIS);
     }
 
     public boolean isAnomalyDetectorEnabled(@Anomaly.AnomalyType int type) {
@@ -114,6 +138,8 @@
                 return wakeLockDetectionEnabled;
             case Anomaly.AnomalyType.WAKEUP_ALARM:
                 return wakeupAlarmDetectionEnabled;
+            case Anomaly.AnomalyType.BLUETOOTH_SCAN:
+                return bluetoothScanDetectionEnabled;
             default:
                 return false; // Disabled when no this type
         }
diff --git a/src/com/android/settings/fuelgauge/anomaly/AnomalyLoader.java b/src/com/android/settings/fuelgauge/anomaly/AnomalyLoader.java
index 264c390..03d4d23 100644
--- a/src/com/android/settings/fuelgauge/anomaly/AnomalyLoader.java
+++ b/src/com/android/settings/fuelgauge/anomaly/AnomalyLoader.java
@@ -22,9 +22,9 @@
 import android.os.Bundle;
 import android.os.UserManager;
 import android.support.annotation.VisibleForTesting;
+import android.util.Log;
 
 import com.android.internal.os.BatteryStatsHelper;
-import com.android.settings.Utils;
 import com.android.settings.utils.AsyncLoader;
 
 import java.util.ArrayList;
@@ -35,6 +35,8 @@
  * an empty list if there is no anomaly.
  */
 public class AnomalyLoader extends AsyncLoader<List<Anomaly>> {
+    private static final String TAG = "AnomalyLoader";
+
     private static final boolean USE_FAKE_DATA = false;
     private BatteryStatsHelper mBatteryStatsHelper;
     private String mPackageName;
@@ -108,9 +110,9 @@
     List<Anomaly> generateFakeData() {
         final List<Anomaly> anomalies = new ArrayList<>();
         final Context context = getContext();
+        final String packageName = "com.android.settings";
+        final CharSequence displayName = "Settings";
         try {
-            final String packageName = "com.android.settings";
-            final CharSequence displayName = "Settings";
             final int uid = context.getPackageManager().getPackageUid(packageName, 0);
 
             anomalies.add(new Anomaly.Builder()
@@ -125,8 +127,14 @@
                     .setPackageName(packageName)
                     .setDisplayName(displayName)
                     .build());
+            anomalies.add(new Anomaly.Builder()
+                    .setUid(uid)
+                    .setType(Anomaly.AnomalyType.BLUETOOTH_SCAN)
+                    .setPackageName(packageName)
+                    .setDisplayName(displayName)
+                    .build());
         } catch (PackageManager.NameNotFoundException e) {
-            e.printStackTrace();
+            Log.e(TAG, "Cannot find package by name: " + packageName, e);
         }
         return anomalies;
     }
diff --git a/src/com/android/settings/fuelgauge/anomaly/AnomalyUtils.java b/src/com/android/settings/fuelgauge/anomaly/AnomalyUtils.java
index d226899..de9f7aa 100644
--- a/src/com/android/settings/fuelgauge/anomaly/AnomalyUtils.java
+++ b/src/com/android/settings/fuelgauge/anomaly/AnomalyUtils.java
@@ -23,6 +23,7 @@
 import com.android.settings.fuelgauge.anomaly.action.BackgroundCheckAction;
 import com.android.settings.fuelgauge.anomaly.action.ForceStopAction;
 import com.android.settings.fuelgauge.anomaly.checker.AnomalyDetector;
+import com.android.settings.fuelgauge.anomaly.checker.BluetoothScanAnomalyDetector;
 import com.android.settings.fuelgauge.anomaly.checker.WakeLockAnomalyDetector;
 import com.android.settings.fuelgauge.anomaly.checker.WakeupAlarmAnomalyDetector;
 
@@ -56,6 +57,7 @@
             case Anomaly.AnomalyType.WAKE_LOCK:
                 return new ForceStopAction(mContext);
             case Anomaly.AnomalyType.WAKEUP_ALARM:
+            case Anomaly.AnomalyType.BLUETOOTH_SCAN:
                 return new BackgroundCheckAction(mContext);
             default:
                 return null;
@@ -74,6 +76,8 @@
                 return new WakeLockAnomalyDetector(mContext);
             case Anomaly.AnomalyType.WAKEUP_ALARM:
                 return new WakeupAlarmAnomalyDetector(mContext);
+            case Anomaly.AnomalyType.BLUETOOTH_SCAN:
+                return new BluetoothScanAnomalyDetector(mContext);
             default:
                 return null;
         }
diff --git a/src/com/android/settings/fuelgauge/anomaly/checker/BluetoothScanAnomalyDetector.java b/src/com/android/settings/fuelgauge/anomaly/checker/BluetoothScanAnomalyDetector.java
new file mode 100644
index 0000000..619386e
--- /dev/null
+++ b/src/com/android/settings/fuelgauge/anomaly/checker/BluetoothScanAnomalyDetector.java
@@ -0,0 +1,115 @@
+/*
+ * 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.anomaly.checker;
+
+import android.content.Context;
+import android.os.BatteryStats;
+import android.os.SystemClock;
+import android.support.annotation.VisibleForTesting;
+import android.text.format.DateUtils;
+import android.util.ArrayMap;
+
+import com.android.internal.os.BatterySipper;
+import com.android.internal.os.BatteryStatsHelper;
+import com.android.settings.Utils;
+import com.android.settings.fuelgauge.BatteryUtils;
+import com.android.settings.fuelgauge.anomaly.Anomaly;
+import com.android.settings.fuelgauge.anomaly.AnomalyDetectionPolicy;
+import com.android.settings.fuelgauge.anomaly.AnomalyUtils;
+import com.android.settings.fuelgauge.anomaly.action.AnomalyAction;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Check whether apps have unoptimized bluetooth scanning in the background
+ */
+public class BluetoothScanAnomalyDetector implements AnomalyDetector {
+    private static final String TAG = "BluetoothScanAnomalyDetector";
+    @VisibleForTesting
+    BatteryUtils mBatteryUtils;
+    @VisibleForTesting
+    AnomalyAction mAnomalyAction;
+    private long mBluetoothScanningThreshold;
+    private Context mContext;
+
+    public BluetoothScanAnomalyDetector(Context context) {
+        this(context, new AnomalyDetectionPolicy(context));
+    }
+
+    @VisibleForTesting
+    BluetoothScanAnomalyDetector(Context context, AnomalyDetectionPolicy policy) {
+        mContext = context;
+        mBatteryUtils = BatteryUtils.getInstance(context);
+        mAnomalyAction = AnomalyUtils.getInstance(context).getAnomalyAction(
+                Anomaly.AnomalyType.BLUETOOTH_SCAN);
+        mBluetoothScanningThreshold = policy.bluetoothScanThreshold;
+    }
+
+    @Override
+    public List<Anomaly> detectAnomalies(BatteryStatsHelper batteryStatsHelper) {
+        // Detect all apps if targetPackageName is null
+        return detectAnomalies(batteryStatsHelper, null /* targetPackageName */);
+    }
+
+    @Override
+    public List<Anomaly> detectAnomalies(BatteryStatsHelper batteryStatsHelper,
+            String targetPackageName) {
+        final List<BatterySipper> batterySippers = batteryStatsHelper.getUsageList();
+        final List<Anomaly> anomalies = new ArrayList<>();
+        final int targetUid = mBatteryUtils.getPackageUid(targetPackageName);
+        final long elapsedRealtimeMs = SystemClock.elapsedRealtime();
+
+        for (int i = 0, size = batterySippers.size(); i < size; i++) {
+            final BatterySipper sipper = batterySippers.get(i);
+            final BatteryStats.Uid uid = sipper.uidObj;
+            if (uid == null
+                    || mBatteryUtils.shouldHideSipper(sipper)
+                    || (targetUid != BatteryUtils.UID_NULL && targetUid != uid.getUid())) {
+                continue;
+            }
+
+            final long bluetoothTimeMs = getBluetoothUnoptimizedBgTimeMs(uid, elapsedRealtimeMs);
+            if (bluetoothTimeMs > mBluetoothScanningThreshold) {
+                final String packageName = mBatteryUtils.getPackageName(uid.getUid());
+                final CharSequence displayName = Utils.getApplicationLabel(mContext,
+                        packageName);
+
+                Anomaly anomaly = new Anomaly.Builder()
+                        .setUid(uid.getUid())
+                        .setType(Anomaly.AnomalyType.BLUETOOTH_SCAN)
+                        .setDisplayName(displayName)
+                        .setPackageName(packageName)
+                        .build();
+
+                if (mAnomalyAction.isActionActive(anomaly)) {
+                    anomalies.add(anomaly);
+                }
+            }
+        }
+
+        return anomalies;
+    }
+
+    @VisibleForTesting
+    public long getBluetoothUnoptimizedBgTimeMs(BatteryStats.Uid uid, long elapsedRealtimeMs) {
+        BatteryStats.Timer timer = uid.getBluetoothUnoptimizedScanBackgroundTimer();
+
+        return timer != null ? timer.getTotalDurationMsLocked(elapsedRealtimeMs) : 0;
+    }
+
+}
diff --git a/src/com/android/settings/fuelgauge/anomaly/checker/WakeLockAnomalyDetector.java b/src/com/android/settings/fuelgauge/anomaly/checker/WakeLockAnomalyDetector.java
index 545bb26..5fa0e41 100644
--- a/src/com/android/settings/fuelgauge/anomaly/checker/WakeLockAnomalyDetector.java
+++ b/src/com/android/settings/fuelgauge/anomaly/checker/WakeLockAnomalyDetector.java
@@ -65,7 +65,8 @@
 
     @Override
     public List<Anomaly> detectAnomalies(BatteryStatsHelper batteryStatsHelper) {
-        return detectAnomalies(batteryStatsHelper, null);
+        // Detect all apps if targetPackageName is null
+        return detectAnomalies(batteryStatsHelper, null /* targetPackageName */);
     }
 
     @Override
diff --git a/src/com/android/settings/fuelgauge/anomaly/checker/WakeupAlarmAnomalyDetector.java b/src/com/android/settings/fuelgauge/anomaly/checker/WakeupAlarmAnomalyDetector.java
index 3502e73..aadfa0c 100644
--- a/src/com/android/settings/fuelgauge/anomaly/checker/WakeupAlarmAnomalyDetector.java
+++ b/src/com/android/settings/fuelgauge/anomaly/checker/WakeupAlarmAnomalyDetector.java
@@ -61,7 +61,8 @@
 
     @Override
     public List<Anomaly> detectAnomalies(BatteryStatsHelper batteryStatsHelper) {
-        return detectAnomalies(batteryStatsHelper, null);
+        // Detect all apps if targetPackageName is null
+        return detectAnomalies(batteryStatsHelper, null /* targetPackageName */);
     }
 
     @Override
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/anomaly/AnomalyDetectionPolicyTest.java b/tests/robotests/src/com/android/settings/fuelgauge/anomaly/AnomalyDetectionPolicyTest.java
index d5bd53b..169cba8 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/anomaly/AnomalyDetectionPolicyTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/anomaly/AnomalyDetectionPolicyTest.java
@@ -44,7 +44,9 @@
             + ",wakelock_enabled=false"
             + ",wakelock_threshold=3000"
             + ",wakeup_alarm_enabled=true"
-            + ",wakeup_alarm_threshold=100";
+            + ",wakeup_alarm_threshold=100"
+            + ",bluetooth_scan_enabled=true"
+            + ",bluetooth_scan_threshold=2000";
     private Context mContext;
     private KeyValueListParserWrapper mKeyValueListParserWrapper;
 
@@ -64,6 +66,8 @@
         assertThat(anomalyDetectionPolicy.wakeLockThreshold).isEqualTo(3000);
         assertThat(anomalyDetectionPolicy.wakeupAlarmDetectionEnabled).isTrue();
         assertThat(anomalyDetectionPolicy.wakeupAlarmThreshold).isEqualTo(100);
+        assertThat(anomalyDetectionPolicy.bluetoothScanDetectionEnabled).isTrue();
+        assertThat(anomalyDetectionPolicy.bluetoothScanThreshold).isEqualTo(2000);
     }
 
     @Test
@@ -82,6 +86,9 @@
         assertThat(anomalyDetectionPolicy.wakeLockThreshold).isEqualTo(DateUtils.HOUR_IN_MILLIS);
         assertThat(anomalyDetectionPolicy.wakeupAlarmDetectionEnabled).isTrue();
         assertThat(anomalyDetectionPolicy.wakeupAlarmThreshold).isEqualTo(60);
+        assertThat(anomalyDetectionPolicy.bluetoothScanDetectionEnabled).isTrue();
+        assertThat(anomalyDetectionPolicy.bluetoothScanThreshold).isEqualTo(
+                30 * DateUtils.MINUTE_IN_MILLIS);
     }
 
     @Test
@@ -92,6 +99,8 @@
                 Anomaly.AnomalyType.WAKE_LOCK)).isFalse();
         assertThat(anomalyDetectionPolicy.isAnomalyDetectorEnabled(
                 Anomaly.AnomalyType.WAKEUP_ALARM)).isTrue();
+        assertThat(anomalyDetectionPolicy.isAnomalyDetectorEnabled(
+                Anomaly.AnomalyType.BLUETOOTH_SCAN)).isTrue();
     }
 
     private AnomalyDetectionPolicy createAnomalyPolicyWithConfig() {
@@ -104,6 +113,8 @@
                 AnomalyDetectionPolicy.KEY_WAKELOCK_DETECTION_ENABLED, true);
         doReturn(true).when(mKeyValueListParserWrapper).getBoolean(
                 AnomalyDetectionPolicy.KEY_WAKEUP_ALARM_DETECTION_ENABLED, true);
+        doReturn(true).when(mKeyValueListParserWrapper).getBoolean(
+                AnomalyDetectionPolicy.KEY_BLUETOOTH_SCAN_DETECTION_ENABLED, true);
 
         return new AnomalyDetectionPolicy(mContext, mKeyValueListParserWrapper);
     }
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/anomaly/AnomalyLoaderTest.java b/tests/robotests/src/com/android/settings/fuelgauge/anomaly/AnomalyLoaderTest.java
index 8119168..48749d5 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/anomaly/AnomalyLoaderTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/anomaly/AnomalyLoaderTest.java
@@ -30,6 +30,7 @@
 import android.os.UserManager;
 
 import com.android.internal.os.BatteryStatsHelper;
+import com.android.settings.fuelgauge.anomaly.checker.BluetoothScanAnomalyDetector;
 import com.android.settings.testutils.SettingsRobolectricTestRunner;
 import com.android.settings.TestConfig;
 import com.android.settings.fuelgauge.anomaly.checker.WakeLockAnomalyDetector;
@@ -62,13 +63,17 @@
     @Mock
     private WakeupAlarmAnomalyDetector mWakeupAlarmAnomalyDetector;
     @Mock
+    private BluetoothScanAnomalyDetector mBluetoothScanAnomalyDetector;
+    @Mock
     private AnomalyDetectionPolicy mAnomalyDetectionPolicy;
     @Mock
     private UserManager mUserManager;
     private Anomaly mWakeLockAnomaly;
     private Anomaly mWakeupAlarmAnomaly;
+    private Anomaly mBluetoothScanAnomaly;
     private List<Anomaly> mWakeLockAnomalies;
     private List<Anomaly> mWakeupAlarmAnomalies;
+    private List<Anomaly> mBluetoothScanAnomalies;
     private AnomalyLoader mAnomalyLoader;
 
     @Before
@@ -91,6 +96,12 @@
         doReturn(mWakeupAlarmAnomalies).when(mWakeupAlarmAnomalyDetector).detectAnomalies(any(),
                 any());
 
+        mBluetoothScanAnomalies = new ArrayList<>();
+        mBluetoothScanAnomaly = createAnomaly(Anomaly.AnomalyType.BLUETOOTH_SCAN);
+        mBluetoothScanAnomalies.add(mBluetoothScanAnomaly);
+        doReturn(mBluetoothScanAnomalies).when(mBluetoothScanAnomalyDetector).detectAnomalies(any(),
+                any());
+
         mAnomalyLoader = new AnomalyLoader(mContext, mBatteryStatsHelper, null,
                 mAnomalyDetectionPolicy);
         mAnomalyLoader.mAnomalyUtils = spy(new AnomalyUtils(mContext));
@@ -102,10 +113,14 @@
                 Anomaly.AnomalyType.WAKE_LOCK);
         doReturn(mWakeupAlarmAnomalyDetector).when(mAnomalyLoader.mAnomalyUtils).getAnomalyDetector(
                 Anomaly.AnomalyType.WAKEUP_ALARM);
+        doReturn(mBluetoothScanAnomalyDetector).when(
+                mAnomalyLoader.mAnomalyUtils).getAnomalyDetector(
+                Anomaly.AnomalyType.BLUETOOTH_SCAN);
 
         List<Anomaly> anomalies = mAnomalyLoader.loadInBackground();
 
-        assertThat(anomalies).containsExactly(mWakeLockAnomaly, mWakeupAlarmAnomaly);
+        assertThat(anomalies).containsExactly(mWakeLockAnomaly, mWakeupAlarmAnomaly,
+                mBluetoothScanAnomaly);
     }
 
     private Anomaly createAnomaly(@Anomaly.AnomalyType int type) {
@@ -121,6 +136,7 @@
     public void testGenerateFakeData() {
         List<Anomaly> anomalies = mAnomalyLoader.generateFakeData();
 
-        assertThat(anomalies).containsExactly(mWakeLockAnomaly, mWakeupAlarmAnomaly);
+        assertThat(anomalies).containsExactly(mWakeLockAnomaly, mWakeupAlarmAnomaly,
+                mBluetoothScanAnomaly);
     }
 }
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/anomaly/checker/BluetoothScanAnomalyDetectorTest.java b/tests/robotests/src/com/android/settings/fuelgauge/anomaly/checker/BluetoothScanAnomalyDetectorTest.java
new file mode 100644
index 0000000..941e9cd
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/fuelgauge/anomaly/checker/BluetoothScanAnomalyDetectorTest.java
@@ -0,0 +1,157 @@
+/*
+ * 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.anomaly.checker;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.nullable;
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.anyLong;
+import static org.mockito.Matchers.eq;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.spy;
+
+import android.content.Context;
+import android.content.pm.ApplicationInfo;
+import android.os.BatteryStats;
+import android.text.format.DateUtils;
+
+import com.android.internal.os.BatterySipper;
+import com.android.internal.os.BatteryStatsHelper;
+import com.android.settings.TestConfig;
+import com.android.settings.fuelgauge.BatteryUtils;
+import com.android.settings.fuelgauge.anomaly.Anomaly;
+import com.android.settings.fuelgauge.anomaly.AnomalyDetectionPolicy;
+import com.android.settings.fuelgauge.anomaly.action.AnomalyAction;
+import com.android.settings.testutils.SettingsRobolectricTestRunner;
+
+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;
+import org.robolectric.util.ReflectionHelpers;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@RunWith(SettingsRobolectricTestRunner.class)
+@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
+public class BluetoothScanAnomalyDetectorTest {
+    private static final String TARGET_PACKAGE_NAME = "com.android.app";
+    private static final int ANOMALY_UID = 111;
+    private static final int NORMAL_UID = 222;
+    private static final int TARGET_UID = 333;
+    private static final long ANOMALY_BLUETOOTH_SCANNING_TIME = DateUtils.HOUR_IN_MILLIS;
+    private static final long NORMAL_BLUETOOTH_SCANNING_TIME = DateUtils.MINUTE_IN_MILLIS;
+    @Mock
+    private BatteryStatsHelper mBatteryStatsHelper;
+    @Mock
+    private BatterySipper mAnomalySipper;
+    @Mock
+    private BatterySipper mNormalSipper;
+    @Mock
+    private BatterySipper mTargetSipper;
+    @Mock
+    private BatteryStats.Uid mAnomalyUid;
+    @Mock
+    private BatteryStats.Uid mNormalUid;
+    @Mock
+    private BatteryStats.Uid mTargetUid;
+    @Mock
+    private BatteryUtils mBatteryUtils;
+    @Mock
+    private AnomalyDetectionPolicy mPolicy;
+    @Mock
+    private AnomalyAction mAnomalyAction;
+
+    private BluetoothScanAnomalyDetector mBluetoothScanAnomalyDetector;
+    private Context mContext;
+    private List<BatterySipper> mUsageList;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        mContext = spy(RuntimeEnvironment.application);
+        ReflectionHelpers.setField(mPolicy, "bluetoothScanThreshold",
+                30 * DateUtils.MINUTE_IN_MILLIS);
+
+        mAnomalySipper.uidObj = mAnomalyUid;
+        doReturn(ANOMALY_UID).when(mAnomalyUid).getUid();
+        mNormalSipper.uidObj = mNormalUid;
+        doReturn(NORMAL_UID).when(mNormalUid).getUid();
+        mTargetSipper.uidObj = mTargetUid;
+        doReturn(TARGET_UID).when(mTargetUid).getUid();
+
+        mUsageList = new ArrayList<>();
+        mUsageList.add(mAnomalySipper);
+        mUsageList.add(mNormalSipper);
+        mUsageList.add(mTargetSipper);
+        doReturn(mUsageList).when(mBatteryStatsHelper).getUsageList();
+
+        mBluetoothScanAnomalyDetector = spy(new BluetoothScanAnomalyDetector(mContext, mPolicy));
+        mBluetoothScanAnomalyDetector.mBatteryUtils = mBatteryUtils;
+        mBluetoothScanAnomalyDetector.mAnomalyAction = mAnomalyAction;
+        doReturn(false).when(mBatteryUtils).shouldHideSipper(any());
+        doReturn(true).when(mAnomalyAction).isActionActive(any());
+
+        doReturn(ANOMALY_BLUETOOTH_SCANNING_TIME).when(
+                mBluetoothScanAnomalyDetector).getBluetoothUnoptimizedBgTimeMs(eq(mAnomalyUid),
+                anyLong());
+        doReturn(ANOMALY_BLUETOOTH_SCANNING_TIME).when(
+                mBluetoothScanAnomalyDetector).getBluetoothUnoptimizedBgTimeMs(eq(mTargetUid),
+                anyLong());
+        doReturn(NORMAL_BLUETOOTH_SCANNING_TIME).when(
+                mBluetoothScanAnomalyDetector).getBluetoothUnoptimizedBgTimeMs(eq(mNormalUid),
+                anyLong());
+    }
+
+    @Test
+    public void testDetectAnomalies_containsAnomaly_detectIt() {
+        doReturn(-1).when(mBatteryUtils).getPackageUid(nullable(String.class));
+        final Anomaly anomaly = createBluetoothAnomaly(ANOMALY_UID);
+        final Anomaly targetAnomaly = createBluetoothAnomaly(TARGET_UID);
+
+        List<Anomaly> mAnomalies = mBluetoothScanAnomalyDetector.detectAnomalies(
+                mBatteryStatsHelper);
+
+        assertThat(mAnomalies).containsExactly(anomaly, targetAnomaly);
+    }
+
+    @Test
+    public void testDetectAnomalies_detectTargetAnomaly_detectIt() {
+        doReturn(TARGET_UID).when(mBatteryUtils).getPackageUid(TARGET_PACKAGE_NAME);
+        final Anomaly targetAnomaly = createBluetoothAnomaly(TARGET_UID);
+
+        List<Anomaly> mAnomalies = mBluetoothScanAnomalyDetector.detectAnomalies(
+                mBatteryStatsHelper, TARGET_PACKAGE_NAME);
+
+        assertThat(mAnomalies).containsExactly(targetAnomaly);
+
+    }
+
+    private Anomaly createBluetoothAnomaly(int uid) {
+        return new Anomaly.Builder()
+                .setUid(uid)
+                .setType(Anomaly.AnomalyType.BLUETOOTH_SCAN)
+                .build();
+    }
+
+}