Robert Berry | c31a839 | 2017-07-14 14:19:21 +0100 | [diff] [blame] | 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.server.backup; |
| 18 | |
| 19 | import static com.google.common.truth.Truth.assertThat; |
| 20 | |
Ruslan Tkhakokhov | d1b4b81 | 2019-11-29 14:44:37 +0000 | [diff] [blame] | 21 | import static org.mockito.Mockito.when; |
| 22 | import static org.testng.Assert.assertEquals; |
| 23 | |
Robert Berry | c31a839 | 2017-07-14 14:19:21 +0100 | [diff] [blame] | 24 | import android.platform.test.annotations.Presubmit; |
Brett Chabot | a26eda9 | 2018-07-23 13:08:30 -0700 | [diff] [blame] | 25 | |
| 26 | import androidx.test.filters.SmallTest; |
| 27 | import androidx.test.runner.AndroidJUnit4; |
Robert Berry | c31a839 | 2017-07-14 14:19:21 +0100 | [diff] [blame] | 28 | |
| 29 | import org.junit.Before; |
| 30 | import org.junit.Rule; |
| 31 | import org.junit.Test; |
| 32 | import org.junit.rules.TemporaryFolder; |
| 33 | import org.junit.runner.RunWith; |
| 34 | import org.mockito.InOrder; |
| 35 | import org.mockito.Mock; |
| 36 | import org.mockito.Mockito; |
| 37 | import org.mockito.MockitoAnnotations; |
| 38 | |
| 39 | import java.io.DataInputStream; |
| 40 | import java.io.File; |
| 41 | import java.io.FileInputStream; |
| 42 | import java.util.ArrayList; |
Bernardo Rufino | fd1d729 | 2018-07-10 12:54:05 +0100 | [diff] [blame] | 43 | import java.util.function.Consumer; |
Robert Berry | c31a839 | 2017-07-14 14:19:21 +0100 | [diff] [blame] | 44 | |
| 45 | @SmallTest |
| 46 | @Presubmit |
| 47 | @RunWith(AndroidJUnit4.class) |
| 48 | public class DataChangedJournalTest { |
| 49 | private static final String GMAIL = "com.google.gmail"; |
| 50 | private static final String DOCS = "com.google.docs"; |
| 51 | private static final String GOOGLE_PLUS = "com.google.plus"; |
| 52 | |
| 53 | @Rule public TemporaryFolder mTemporaryFolder = new TemporaryFolder(); |
| 54 | |
Bernardo Rufino | fd1d729 | 2018-07-10 12:54:05 +0100 | [diff] [blame] | 55 | @Mock private Consumer<String> mConsumer; |
Ruslan Tkhakokhov | d1b4b81 | 2019-11-29 14:44:37 +0000 | [diff] [blame] | 56 | @Mock private File invalidFile; |
Robert Berry | c31a839 | 2017-07-14 14:19:21 +0100 | [diff] [blame] | 57 | |
| 58 | private File mFile; |
| 59 | private DataChangedJournal mJournal; |
| 60 | |
| 61 | @Before |
| 62 | public void setUp() throws Exception { |
| 63 | MockitoAnnotations.initMocks(this); |
| 64 | mFile = mTemporaryFolder.newFile(); |
| 65 | mJournal = new DataChangedJournal(mFile); |
| 66 | } |
| 67 | |
| 68 | @Test |
| 69 | public void addPackage_addsPackagesToEndOfFile() throws Exception { |
| 70 | mJournal.addPackage(GMAIL); |
| 71 | mJournal.addPackage(DOCS); |
| 72 | mJournal.addPackage(GOOGLE_PLUS); |
| 73 | |
| 74 | FileInputStream fos = new FileInputStream(mFile); |
| 75 | DataInputStream dos = new DataInputStream(fos); |
| 76 | assertThat(dos.readUTF()).isEqualTo(GMAIL); |
| 77 | assertThat(dos.readUTF()).isEqualTo(DOCS); |
| 78 | assertThat(dos.readUTF()).isEqualTo(GOOGLE_PLUS); |
| 79 | assertThat(dos.available()).isEqualTo(0); |
| 80 | } |
| 81 | |
| 82 | @Test |
| 83 | public void delete_deletesTheFile() throws Exception { |
| 84 | mJournal.addPackage(GMAIL); |
| 85 | |
| 86 | mJournal.delete(); |
| 87 | |
| 88 | assertThat(mFile.exists()).isFalse(); |
| 89 | } |
| 90 | |
| 91 | @Test |
| 92 | public void equals_isTrueForTheSameFile() throws Exception { |
| 93 | assertThat(mJournal.equals(new DataChangedJournal(mFile))).isTrue(); |
| 94 | } |
| 95 | |
| 96 | @Test |
| 97 | public void equals_isFalseForDifferentFiles() throws Exception { |
| 98 | assertThat(mJournal.equals(new DataChangedJournal(mTemporaryFolder.newFile()))).isFalse(); |
| 99 | } |
| 100 | |
| 101 | @Test |
| 102 | public void forEach_iteratesThroughPackagesInFileInOrder() throws Exception { |
| 103 | mJournal.addPackage(GMAIL); |
| 104 | mJournal.addPackage(DOCS); |
| 105 | |
| 106 | mJournal.forEach(mConsumer); |
| 107 | |
| 108 | InOrder inOrder = Mockito.inOrder(mConsumer); |
| 109 | inOrder.verify(mConsumer).accept(GMAIL); |
| 110 | inOrder.verify(mConsumer).accept(DOCS); |
| 111 | inOrder.verifyNoMoreInteractions(); |
| 112 | } |
| 113 | |
| 114 | @Test |
| 115 | public void listJournals_returnsJournalsForEveryFileInDirectory() throws Exception { |
| 116 | File folder = mTemporaryFolder.newFolder(); |
| 117 | DataChangedJournal.newJournal(folder); |
| 118 | DataChangedJournal.newJournal(folder); |
| 119 | |
| 120 | ArrayList<DataChangedJournal> journals = DataChangedJournal.listJournals(folder); |
| 121 | |
| 122 | assertThat(journals).hasSize(2); |
| 123 | } |
| 124 | |
| 125 | @Test |
| 126 | public void newJournal_createsANewTemporaryFile() throws Exception { |
| 127 | File folder = mTemporaryFolder.newFolder(); |
| 128 | |
| 129 | DataChangedJournal.newJournal(folder); |
| 130 | |
| 131 | assertThat(folder.listFiles()).hasLength(1); |
| 132 | } |
| 133 | |
| 134 | @Test |
| 135 | public void toString_isSameAsFileToString() throws Exception { |
| 136 | assertThat(mJournal.toString()).isEqualTo(mFile.toString()); |
| 137 | } |
Ruslan Tkhakokhov | d1b4b81 | 2019-11-29 14:44:37 +0000 | [diff] [blame] | 138 | |
Colin Cross | 5ea7fb7 | 2019-12-18 17:16:36 -0800 | [diff] [blame] | 139 | @Test |
Ruslan Tkhakokhov | d1b4b81 | 2019-11-29 14:44:37 +0000 | [diff] [blame] | 140 | public void listJournals_invalidJournalFile_returnsEmptyList() throws Exception { |
| 141 | when(invalidFile.listFiles()).thenReturn(null); |
| 142 | |
| 143 | assertEquals(0, DataChangedJournal.listJournals(invalidFile).size()); |
| 144 | } |
Robert Berry | c31a839 | 2017-07-14 14:19:21 +0100 | [diff] [blame] | 145 | } |