Add ui tests for restrict app tips

Add anomaly data to database then check whether it shows correct
data in settings UI.

We can also use this test to trigger anomalies and test it manually.

Change-Id: Ic4bbe3de1e828415b9b3f1180cbb41c737b43232
Fixes: 77477035
Test: atest SettingsUnitTest

tests/unit/src/com/android/settings/fuelgauge/batterytip/RestrictAppTest.java

@@ -0,0 +1,83 @@
+/*
+ * 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;
+
+import static android.support.test.espresso.Espresso.onView;
+import static android.support.test.espresso.assertion.ViewAssertions.matches;
+import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static android.support.test.espresso.matcher.ViewMatchers.withText;
+
+import android.app.Instrumentation;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.filters.SmallTest;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import java.util.concurrent.TimeUnit;
+
+@RunWith(AndroidJUnit4.class)
+@SmallTest
+public class RestrictAppTest {
+    private static final String BATTERY_INTENT = "android.intent.action.POWER_USAGE_SUMMARY";
+    private static final String PACKAGE_SETTINGS = "com.android.settings";
+    private static final String PACKAGE_SYSTEM_UI = "com.android.systemui";
+
+    private BatteryDatabaseManager mBatteryDatabaseManager;
+    private PackageManager mPackageManager;
+
+    @Before
+    public void setUp() {
+        final Context context = InstrumentationRegistry.getTargetContext();
+        mPackageManager = context.getPackageManager();
+        mBatteryDatabaseManager = BatteryDatabaseManager.getInstance(context);
+        mBatteryDatabaseManager.deleteAllAnomaliesBeforeTimeStamp(System.currentTimeMillis() +
+                TimeUnit.DAYS.toMillis(1));
+    }
+
+    @Test
+    public void testBatterySettings_hasOneAnomaly_showAnomaly() throws
+            PackageManager.NameNotFoundException {
+        mBatteryDatabaseManager.insertAnomaly(mPackageManager.getPackageUid(PACKAGE_SETTINGS, 0),
+                PACKAGE_SETTINGS, 1,
+                AnomalyDatabaseHelper.State.NEW, System.currentTimeMillis());
+
+        Instrumentation instrumentation = InstrumentationRegistry.getInstrumentation();
+        instrumentation.startActivitySync(new Intent(BATTERY_INTENT));
+        onView(withText("Restrict 1 app")).check(matches(isDisplayed()));
+    }
+
+    @Test
+    public void testBatterySettings_hasTwoAnomalies_showAnomalies() throws
+            PackageManager.NameNotFoundException {
+        mBatteryDatabaseManager.insertAnomaly(mPackageManager.getPackageUid(PACKAGE_SETTINGS, 0),
+                PACKAGE_SETTINGS, 1,
+                AnomalyDatabaseHelper.State.NEW, System.currentTimeMillis());
+        mBatteryDatabaseManager.insertAnomaly(mPackageManager.getPackageUid(PACKAGE_SYSTEM_UI, 0),
+                PACKAGE_SYSTEM_UI, 1,
+                AnomalyDatabaseHelper.State.NEW, System.currentTimeMillis());
+
+        Instrumentation instrumentation = InstrumentationRegistry.getInstrumentation();
+        instrumentation.startActivitySync(new Intent(BATTERY_INTENT));
+        onView(withText("Restrict 2 apps")).check(matches(isDisplayed()));
+    }
+}