1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.settings.datausage; 18 19 import static com.google.common.truth.Truth.assertThat; 20 import static org.mockito.Matchers.anyInt; 21 import static org.mockito.Matchers.anyString; 22 import static org.mockito.Mockito.mock; 23 import static org.mockito.Mockito.when; 24 25 import android.content.Context; 26 import android.content.pm.ApplicationInfo; 27 import android.content.pm.PackageManager; 28 import android.content.pm.PackageManager.NameNotFoundException; 29 import android.graphics.drawable.Drawable; 30 import android.support.v7.preference.Preference; 31 32 import android.util.ArraySet; 33 import com.android.settings.SettingsRobolectricTestRunner; 34 import com.android.settings.TestConfig; 35 36 import org.junit.Before; 37 import org.junit.Test; 38 import org.junit.runner.RunWith; 39 import org.mockito.Answers; 40 import org.mockito.Mock; 41 import org.mockito.MockitoAnnotations; 42 import org.robolectric.RuntimeEnvironment; 43 import org.robolectric.annotation.Config; 44 45 46 @RunWith(SettingsRobolectricTestRunner.class) 47 @Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION) 48 public class AppPrefLoaderTest { 49 50 @Mock(answer = Answers.RETURNS_DEEP_STUBS) 51 private Context mContext; 52 @Mock 53 private PackageManager mPackageManager; 54 55 private AppPrefLoader mLoader; 56 57 58 @Before setUp()59 public void setUp() throws Exception { 60 MockitoAnnotations.initMocks(this); 61 final ArraySet<String> pkgs = new ArraySet<>(); 62 pkgs.add("pkg0"); 63 pkgs.add("pkg1"); 64 mLoader = 65 new AppPrefLoader(RuntimeEnvironment.application, pkgs, mPackageManager); 66 } 67 68 @Test loadInBackground_packageNotFound_shouldReturnEmptySet()69 public void loadInBackground_packageNotFound_shouldReturnEmptySet() 70 throws NameNotFoundException { 71 when(mPackageManager.getApplicationInfo(anyString(), anyInt())) 72 .thenThrow(new NameNotFoundException()); 73 74 ArraySet<Preference> preferences = mLoader.loadInBackground(); 75 assertThat(preferences).isEmpty(); 76 } 77 78 @Test loadInBackground_shouldReturnPreference()79 public void loadInBackground_shouldReturnPreference() throws NameNotFoundException { 80 ApplicationInfo info = mock(ApplicationInfo.class); 81 when(mPackageManager.getApplicationInfo(anyString(), anyInt())).thenReturn(info); 82 final Drawable drawable = mock(Drawable.class); 83 final String label = "Label1"; 84 when(info.loadIcon(mPackageManager)).thenReturn(drawable); 85 when(info.loadLabel(mPackageManager)).thenReturn(label); 86 87 Preference preference = mLoader.loadInBackground().valueAt(0); 88 assertThat(preference.getTitle()).isEqualTo(label); 89 assertThat(preference.getIcon()).isEqualTo(drawable); 90 assertThat(preference.isSelectable()).isFalse(); 91 } 92 93 } 94