Add smart battery tip.

Also move the action method from BatteryTip to TipAction. Since it
need extra data that we don't want to store it in parcel.

Bug: 71502850
Test: RunSettingsRoboTests
Change-Id: Ib658426725158d26fcdd437fa8bf6bf24e9a8c14

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

@@ -15,6 +15,9 @@
  */
 package com.android.settings.fuelgauge.batterytip;
 
+import static com.android.settings.fuelgauge.batterytip.tips.BatteryTip.TipType
+        .SMART_BATTERY_MANAGER;
+
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.mockito.Matchers.any;
@@ -29,6 +32,7 @@ import android.support.v7.preference.PreferenceGroup;
 import android.support.v7.preference.PreferenceManager;
 import android.support.v7.preference.PreferenceScreen;
 
+import com.android.settings.SettingsActivity;
 import com.android.settings.TestConfig;
 import com.android.settings.fuelgauge.batterytip.tips.BatteryTip;
 import com.android.settings.fuelgauge.batterytip.tips.SummaryTip;
@@ -57,6 +61,8 @@ public class BatteryTipPreferenceControllerTest {
     private PreferenceScreen mPreferenceScreen;
     @Mock
     private BatteryTip mBatteryTip;
+    @Mock
+    private SettingsActivity mSettingsActivity;
     @Mock(answer = Answers.RETURNS_DEEP_STUBS)
     private PreferenceManager mPreferenceManager;
 
@@ -85,7 +91,7 @@ public class BatteryTipPreferenceControllerTest {
         mNewBatteryTips.add(new SummaryTip(BatteryTip.StateType.INVISIBLE));
 
         mBatteryTipPreferenceController = new BatteryTipPreferenceController(mContext, KEY_PREF,
-                null, mBatteryTipListener);
+                mSettingsActivity, null, mBatteryTipListener);
         mBatteryTipPreferenceController.mPreferenceGroup = mPreferenceGroup;
         mBatteryTipPreferenceController.mPrefContext = mContext;
     }
@@ -109,7 +115,8 @@ public class BatteryTipPreferenceControllerTest {
     }
 
     @Test
-    public void testHandlePreferenceTreeClick_noDialog_invokeAction() {
+    public void testHandlePreferenceTreeClick_noDialog_invokeCallback() {
+        doReturn(SMART_BATTERY_MANAGER).when(mBatteryTip).getType();
         List<BatteryTip> batteryTips = new ArrayList<>();
         batteryTips.add(mBatteryTip);
         doReturn(mPreference).when(mBatteryTip).buildPreference(any());
@@ -119,7 +126,7 @@ public class BatteryTipPreferenceControllerTest {
 
         mBatteryTipPreferenceController.handlePreferenceTreeClick(mPreference);
 
-        verify(mBatteryTip).action();
+        verify(mBatteryTipListener).onBatteryTipHandled(mBatteryTip);
     }
 
     private void assertOnlyContainsSummaryTip(final PreferenceGroup preferenceGroup) {

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

@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2018 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.batterytip.detectors;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.spy;
+
+import android.content.Context;
+import android.provider.Settings;
+
+import com.android.settings.TestConfig;
+import com.android.settings.fuelgauge.batterytip.BatteryTipPolicy;
+import com.android.settings.testutils.SettingsRobolectricTestRunner;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+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)
+public class SmartBatteryDetectorTest {
+    private Context mContext;
+    private BatteryTipPolicy mPolicy;
+    private SmartBatteryDetector mSmartBatteryDetector;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        mContext = RuntimeEnvironment.application;
+        mPolicy = spy(new BatteryTipPolicy(mContext));
+        mSmartBatteryDetector = new SmartBatteryDetector(mPolicy, mContext.getContentResolver());
+    }
+
+    @Test
+    public void testDetect_smartBatteryOff_tipVisible() {
+        Settings.Global.putInt(mContext.getContentResolver(),
+                Settings.Global.APP_STANDBY_ENABLED, 0);
+
+        assertThat(mSmartBatteryDetector.detect().isVisible()).isTrue();
+    }
+
+    @Test
+    public void testDetect_smartBatteryOn_tipInvisible() {
+        Settings.Global.putInt(mContext.getContentResolver(),
+                Settings.Global.APP_STANDBY_ENABLED, 1);
+
+        assertThat(mSmartBatteryDetector.detect().isVisible()).isFalse();
+    }
+}

tests/robotests/src/com/android/settings/fuelgauge/batterytip/tips/BatteryTipTest.java

@@ -107,11 +107,6 @@ public class BatteryTipTest {
             // do nothing
         }
 
-        @Override
-        public void action() {
-            // do nothing
-        }
-
         public final Parcelable.Creator CREATOR = new Parcelable.Creator() {
             public BatteryTip createFromParcel(Parcel in) {
                 return new TestBatteryTip(in);