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      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.applications.defaultapps;
     18 
     19 import static com.google.common.truth.Truth.assertThat;
     20 import static org.mockito.Matchers.any;
     21 import static org.mockito.Matchers.anyInt;
     22 import static org.mockito.Matchers.anyList;
     23 import static org.mockito.Matchers.eq;
     24 import static org.mockito.Mockito.doAnswer;
     25 import static org.mockito.Mockito.doReturn;
     26 import static org.mockito.Mockito.mock;
     27 import static org.mockito.Mockito.spy;
     28 import static org.mockito.Mockito.verify;
     29 import static org.mockito.Mockito.when;
     30 
     31 import android.app.Activity;
     32 import android.content.ComponentName;
     33 import android.content.Context;
     34 import android.content.IntentFilter;
     35 import android.content.pm.ActivityInfo;
     36 import android.content.pm.ApplicationInfo;
     37 import android.content.pm.PackageManager;
     38 import android.content.pm.PackageManager.NameNotFoundException;
     39 import android.content.pm.ResolveInfo;
     40 import android.content.pm.UserInfo;
     41 import android.os.Build;
     42 import android.os.UserManager;
     43 
     44 import com.android.settings.testutils.SettingsRobolectricTestRunner;
     45 import com.android.settingslib.applications.DefaultAppInfo;
     46 import com.android.settingslib.wrapper.PackageManagerWrapper;
     47 
     48 import org.junit.Before;
     49 import org.junit.Test;
     50 import org.junit.runner.RunWith;
     51 import org.mockito.Answers;
     52 import org.mockito.Mock;
     53 import org.mockito.MockitoAnnotations;
     54 import org.robolectric.RuntimeEnvironment;
     55 import org.robolectric.util.ReflectionHelpers;
     56 
     57 import java.util.ArrayList;
     58 import java.util.List;
     59 
     60 @RunWith(SettingsRobolectricTestRunner.class)
     61 public class DefaultHomePickerTest {
     62 
     63     private static final String TEST_APP_KEY = "com.android.settings/DefaultEmergencyPickerTest";
     64 
     65     @Mock(answer = Answers.RETURNS_DEEP_STUBS)
     66     private Activity mActivity;
     67     @Mock
     68     private UserManager mUserManager;
     69     @Mock
     70     private PackageManagerWrapper mPackageManagerWrapper;
     71     @Mock
     72     private PackageManager mPackageManager;
     73 
     74     private Context mContext;
     75     private DefaultHomePicker mPicker;
     76 
     77     @Before
     78     public void setUp() {
     79         MockitoAnnotations.initMocks(this);
     80         when(mActivity.getSystemService(Context.USER_SERVICE)).thenReturn(mUserManager);
     81         when(mPackageManagerWrapper.getPackageManager()).thenReturn(mPackageManager);
     82 
     83         mPicker = spy(new DefaultHomePicker());
     84         mPicker.onAttach((Context) mActivity);
     85 
     86         ReflectionHelpers.setField(mPicker, "mPm", mPackageManagerWrapper);
     87         mContext = spy(RuntimeEnvironment.application);
     88         doReturn(mContext).when(mPicker).getContext();
     89     }
     90 
     91     @Test
     92     public void setDefaultAppKey_shouldUpdateDefault() {
     93         assertThat(mPicker.setDefaultKey(TEST_APP_KEY)).isTrue();
     94 
     95         verify(mPackageManagerWrapper).replacePreferredActivity(any(IntentFilter.class),
     96                 anyInt(), any(ComponentName[].class), any(ComponentName.class));
     97         verify(mContext).startActivity(any());
     98     }
     99 
    100     @Test
    101     public void getDefaultAppKey_shouldReturnDefault() {
    102         final ComponentName cn = mock(ComponentName.class);
    103         when(mPackageManagerWrapper.getHomeActivities(anyList())).thenReturn(cn);
    104         mPicker.getDefaultKey();
    105         verify(cn).flattenToString();
    106     }
    107 
    108     @Test
    109     public void getCandidates_allLaunchersAvailableIfNoManagedProfile()
    110             throws NameNotFoundException {
    111         addLaunchers();
    112         List<DefaultAppInfo> candidates = mPicker.getCandidates();
    113         assertThat(candidates.size()).isEqualTo(2);
    114         assertThat(candidates.get(0).summary).isNull();
    115         assertThat(candidates.get(0).enabled).isTrue();
    116         assertThat(candidates.get(1).summary).isNull();
    117         assertThat(candidates.get(1).enabled).isTrue();
    118     }
    119 
    120     @Test
    121     public void getCandidates_onlyLollipopPlusLaunchersAvailableIfManagedProfile() {
    122         List<UserInfo> profiles = new ArrayList<>();
    123         profiles.add(new UserInfo(/*id=*/ 10, "TestUserName", UserInfo.FLAG_MANAGED_PROFILE));
    124         when(mUserManager.getProfiles(anyInt())).thenReturn(profiles);
    125 
    126         addLaunchers();
    127         List<DefaultAppInfo> candidates = mPicker.getCandidates();
    128         assertThat(candidates.size()).isEqualTo(2);
    129         DefaultAppInfo lollipopPlusLauncher = candidates.get(0);
    130         assertThat(lollipopPlusLauncher.summary).isNull();
    131         assertThat(lollipopPlusLauncher.enabled).isTrue();
    132 
    133         DefaultAppInfo preLollipopLauncher = candidates.get(1);
    134         assertThat(preLollipopLauncher.summary).isNotNull();
    135         assertThat(preLollipopLauncher.enabled).isFalse();
    136     }
    137 
    138     private ResolveInfo createLauncher(
    139             String packageName, String className, int targetSdk) throws NameNotFoundException {
    140         ResolveInfo launcher = new ResolveInfo();
    141         launcher.activityInfo = new ActivityInfo();
    142         launcher.activityInfo.packageName = packageName;
    143         launcher.activityInfo.name = className;
    144         ApplicationInfo launcherAppInfo = new ApplicationInfo();
    145         launcherAppInfo.targetSdkVersion = targetSdk;
    146         when(mPackageManager.getApplicationInfo(eq(launcher.activityInfo.packageName), anyInt()))
    147                 .thenReturn(launcherAppInfo);
    148         return launcher;
    149     }
    150 
    151     private void addLaunchers() {
    152         doAnswer(invocation -> {
    153                 // The result of this method is stored in the first parameter...
    154                 List<ResolveInfo> parameter = (List<ResolveInfo>) invocation.getArguments()[0];
    155                 parameter.add(createLauncher(
    156                         "package.1", "LollipopPlusLauncher", Build.VERSION_CODES.LOLLIPOP));
    157                 parameter.add(createLauncher(
    158                         "package.2", "PreLollipopLauncher", Build.VERSION_CODES.KITKAT));
    159                 return null;
    160                 })
    161                 .when(mPackageManagerWrapper).getHomeActivities(anyList());
    162     }
    163 }
    164