| /* |
| * Copyright 2016, 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.managedprovisioning.task.nonrequiredapps; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| import static org.mockito.Mockito.when; |
| |
| import android.content.Context; |
| import android.content.pm.IPackageManager; |
| import android.os.FileUtils; |
| import android.os.UserManager; |
| import android.support.test.InstrumentationRegistry; |
| import android.support.test.filters.SmallTest; |
| |
| import com.android.managedprovisioning.common.Utils; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| |
| import java.io.File; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.HashSet; |
| |
| /** |
| * Unit-tests for {@link SystemAppsSnapshot}. |
| */ |
| @SmallTest |
| public class SystemAppsSnapshotTest { |
| private static final String TEST_PACKAGE_NAME_1 = "com.test.packagea"; |
| private static final String TEST_PACKAGE_NAME_2 = "com.test.packageb"; |
| private static final int TEST_USER_ID = 123; |
| private static final int TEST_USER_SERIAL_NUMBER = 456; |
| |
| @Mock private IPackageManager mockIPackageManager; |
| @Mock private Context mContext; |
| @Mock private Utils mUtils; |
| @Mock private UserManager mUserManager; |
| private SystemAppsSnapshot mSystemAppsSnapshot; |
| |
| @Before |
| public void setUp() { |
| MockitoAnnotations.initMocks(this); |
| |
| when(mContext.getFilesDir()) |
| .thenReturn(InstrumentationRegistry.getTargetContext().getFilesDir()); |
| |
| when(mContext.getSystemService(Context.USER_SERVICE)).thenReturn(mUserManager); |
| when(mUserManager.getUserSerialNumber(TEST_USER_ID)).thenReturn(TEST_USER_SERIAL_NUMBER); |
| |
| mSystemAppsSnapshot = new SystemAppsSnapshot(mContext, mockIPackageManager, mUtils); |
| } |
| |
| @After |
| public void tearDown() { |
| File folder = SystemAppsSnapshot.getFolder(mContext); |
| FileUtils.deleteContentsAndDir(folder); |
| } |
| |
| @Test |
| public void testHasSnapshot() throws Exception { |
| // GIVEN a number of installed system apps |
| setCurrentSystemApps(TEST_PACKAGE_NAME_1, TEST_PACKAGE_NAME_2); |
| |
| // THEN hasSnapshot should return false before the first snapshot is taken |
| assertFalse(mSystemAppsSnapshot.hasSnapshot(TEST_USER_ID)); |
| |
| // WHEN taking a snapshot |
| mSystemAppsSnapshot.takeNewSnapshot(TEST_USER_ID); |
| |
| // THEN hasSnapshot should return true |
| assertTrue(mSystemAppsSnapshot.hasSnapshot(TEST_USER_ID)); |
| } |
| |
| @Test |
| public void testGetSnapshot() throws Exception { |
| // GIVEN a number of installed system apps |
| setCurrentSystemApps(TEST_PACKAGE_NAME_1, TEST_PACKAGE_NAME_2); |
| |
| // THEN getSnapshot should return an empty set |
| assertTrue(mSystemAppsSnapshot.getSnapshot(TEST_USER_ID).isEmpty()); |
| |
| // WHEN taking a snapshot |
| mSystemAppsSnapshot.takeNewSnapshot(TEST_USER_ID); |
| |
| // THEN hasSnapshot should return true |
| assertSetEquals(mSystemAppsSnapshot.getSnapshot(TEST_USER_ID), |
| TEST_PACKAGE_NAME_1, TEST_PACKAGE_NAME_2); |
| } |
| |
| private void setCurrentSystemApps(String... packages) throws Exception { |
| when(mUtils.getCurrentSystemApps(mockIPackageManager, TEST_USER_ID)) |
| .thenReturn(new HashSet<>(Arrays.asList(packages))); |
| } |
| |
| private void assertSetEquals(Collection<String> result, String... expected) { |
| assertEquals(expected.length, result.size()); |
| for (String name : expected) { |
| assertTrue(result.contains(name)); |
| } |
| } |
| } |