Merge "Improve the latency of NotificationChannelSlice" into qt-dev

tests/robotests/src/com/android/settings/homepage/contextualcards/slices/NotificationChannelSliceTest.java

@@ -319,6 +319,7 @@ public class NotificationChannelSliceTest {
         applicationInfo.name = APP_LABEL;
         applicationInfo.uid = UID;
         applicationInfo.flags = flags;
+        applicationInfo.packageName = PACKAGE_NAME;
 
         final PackageInfo packageInfo = new PackageInfo();
         packageInfo.packageName = PACKAGE_NAME;

tests/robotests/src/com/android/settings/homepage/contextualcards/slices/NotificationMultiChannelAppRowTest.java

@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2019 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.homepage.contextualcards.slices;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+
+import android.content.Context;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager;
+
+import com.android.settings.notification.NotificationBackend;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+@RunWith(RobolectricTestRunner.class)
+public class NotificationMultiChannelAppRowTest {
+
+    @Mock
+    private NotificationBackend mNotificationBackend;
+    private Context mContext;
+    private NotificationMultiChannelAppRow mNotificationMultiChannelAppRow;
+    private PackageInfo mPackageInfo;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        mContext = RuntimeEnvironment.application;
+        mPackageInfo = new PackageInfo();
+        mPackageInfo.applicationInfo = new ApplicationInfo();
+        mPackageInfo.applicationInfo.packageName = "com.android.test";
+        mNotificationMultiChannelAppRow = new NotificationMultiChannelAppRow(mContext,
+                mNotificationBackend, mPackageInfo);
+    }
+
+    @Test
+    public void call_isMultiChannel_shouldLoadAppRow() throws Exception {
+        doReturn(3).when(mNotificationBackend).getChannelCount(any(String.class),
+                any(int.class));
+
+        mNotificationMultiChannelAppRow.call();
+
+        verify(mNotificationBackend).loadAppRow(any(Context.class), any(PackageManager.class),
+                any(PackageInfo.class));
+    }
+
+    @Test
+    public void call_isNotMultiChannel_shouldNotLoadAppRow() throws Exception {
+        doReturn(1).when(mNotificationBackend).getChannelCount(any(String.class),
+                any(int.class));
+
+        mNotificationMultiChannelAppRow.call();
+
+        verify(mNotificationBackend, never()).loadAppRow(any(Context.class),
+                any(PackageManager.class), any(PackageInfo.class));
+    }
+}