1/*
2 * Copyright (C) 2018 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
17package com.android.server.devicepolicy;
18
19import static com.android.server.devicepolicy.TransferOwnershipMetadataManager
20        .ADMIN_TYPE_DEVICE_OWNER;
21import static com.android.server.devicepolicy.TransferOwnershipMetadataManager
22        .OWNER_TRANSFER_METADATA_XML;
23import static com.android.server.devicepolicy.TransferOwnershipMetadataManager.TAG_ADMIN_TYPE;
24import static com.android.server.devicepolicy.TransferOwnershipMetadataManager.TAG_SOURCE_COMPONENT;
25import static com.android.server.devicepolicy.TransferOwnershipMetadataManager.TAG_TARGET_COMPONENT;
26import static com.android.server.devicepolicy.TransferOwnershipMetadataManager.TAG_USER_ID;
27
28import static org.junit.Assert.assertEquals;
29import static org.junit.Assert.assertFalse;
30import static org.junit.Assert.assertTrue;
31
32import android.os.Environment;
33import android.support.test.runner.AndroidJUnit4;
34import android.util.Log;
35
36import com.android.server.devicepolicy.TransferOwnershipMetadataManager.Injector;
37import com.android.server.devicepolicy.TransferOwnershipMetadataManager.Metadata;
38
39import org.junit.After;
40import org.junit.Before;
41import org.junit.Test;
42import org.junit.runner.RunWith;
43
44import java.io.File;
45import java.io.IOException;
46import java.nio.charset.Charset;
47import java.nio.file.Files;
48import java.nio.file.Path;
49import java.nio.file.Paths;
50
51/**
52* Unit tests for {@link TransferOwnershipMetadataManager}.
53 *
54 * bit FrameworksServicesTests:com.android.server.devicepolicy.TransferOwnershipMetadataManagerTest
55 * runtest -x frameworks/base/services/tests/servicestests/src/com/android/server/devicepolicy/TransferOwnershipMetadataManagerTest.java
56* */
57
58@RunWith(AndroidJUnit4.class)
59public class TransferOwnershipMetadataManagerTest {
60    private final static String TAG = TransferOwnershipMetadataManagerTest.class.getName();
61    private final static String SOURCE_COMPONENT =
62            "com.dummy.admin.package/com.dummy.admin.package.SourceClassName";
63    private final static String TARGET_COMPONENT =
64            "com.dummy.target.package/com.dummy.target.package.TargetClassName";
65    private final static int USER_ID = 123;
66    private final static Metadata TEST_PARAMS = new Metadata(SOURCE_COMPONENT,
67            TARGET_COMPONENT, USER_ID, ADMIN_TYPE_DEVICE_OWNER);
68
69    private MockInjector mMockInjector;
70
71    @Before
72    public void setUp() {
73        mMockInjector = new MockInjector();
74        getOwnerTransferParams().deleteMetadataFile();
75    }
76
77    @Test
78    public void testSave() {
79        TransferOwnershipMetadataManager paramsManager = getOwnerTransferParams();
80        assertTrue(paramsManager.saveMetadataFile(TEST_PARAMS));
81        assertTrue(paramsManager.metadataFileExists());
82    }
83
84    @Test
85    public void testFileContentValid() {
86        TransferOwnershipMetadataManager paramsManager = getOwnerTransferParams();
87        assertTrue(paramsManager.saveMetadataFile(TEST_PARAMS));
88        Path path = Paths.get(new File(mMockInjector.getOwnerTransferMetadataDir(),
89                OWNER_TRANSFER_METADATA_XML).getAbsolutePath());
90        try {
91            String contents = new String(Files.readAllBytes(path), Charset.forName("UTF-8"));
92            assertEquals(
93                "<?xml version='1.0' encoding='utf-8' standalone='yes' ?>\n"
94                    + "<" + TAG_USER_ID + ">" + USER_ID + "</" + TAG_USER_ID + ">\n"
95                    + "<" + TAG_SOURCE_COMPONENT + ">" + SOURCE_COMPONENT + "</"
96                        + TAG_SOURCE_COMPONENT + ">\n"
97                    + "<" + TAG_TARGET_COMPONENT + ">" + TARGET_COMPONENT + "</"
98                        + TAG_TARGET_COMPONENT + ">\n"
99                    + "<" + TAG_ADMIN_TYPE + ">" + ADMIN_TYPE_DEVICE_OWNER + "</"
100                        + TAG_ADMIN_TYPE + ">\n",
101                contents);
102        } catch (IOException e) {
103            e.printStackTrace();
104        }
105    }
106
107    @Test
108    public void testLoad() {
109        TransferOwnershipMetadataManager paramsManager = getOwnerTransferParams();
110        final File transferOwnershipMetadataFile =
111                new File(mMockInjector.getOwnerTransferMetadataDir(), OWNER_TRANSFER_METADATA_XML);
112        Log.d(TAG, "testLoad: file path is " + transferOwnershipMetadataFile.getAbsolutePath());
113        Log.d(TAG, "testLoad: file exists? " + transferOwnershipMetadataFile.exists());
114        Log.d(TAG, "testLoad: file mkdir?" + transferOwnershipMetadataFile.mkdir());
115        try {
116            File canonicalFile = transferOwnershipMetadataFile.getCanonicalFile();
117            File parentFile = canonicalFile.getParentFile();
118            Log.d(TAG, "testLoad: file getCanonicalFile?" + canonicalFile);
119            Log.d(TAG, "testLoad: getCanonicalFile.getParentFile " + parentFile);
120            Log.d(TAG, "testLoad: parent mkdirs? " + parentFile.mkdirs());
121            Log.d(TAG, "testLoad: parent exists? " + parentFile.exists());
122            Log.d(TAG, "testLoad: canonical file.mkdir()? " + canonicalFile.mkdir());
123        } catch (IOException e) {
124            Log.d(TAG, "testLoad: failed to get canonical file");
125        }
126        paramsManager.saveMetadataFile(TEST_PARAMS);
127        assertEquals(TEST_PARAMS, paramsManager.loadMetadataFile());
128    }
129
130    @Test
131    public void testDelete() {
132        TransferOwnershipMetadataManager paramsManager = getOwnerTransferParams();
133        paramsManager.saveMetadataFile(TEST_PARAMS);
134        paramsManager.deleteMetadataFile();
135        assertFalse(paramsManager.metadataFileExists());
136    }
137
138    @After
139    public void tearDown() {
140        getOwnerTransferParams().deleteMetadataFile();
141    }
142
143    private TransferOwnershipMetadataManager getOwnerTransferParams() {
144        return new TransferOwnershipMetadataManager(mMockInjector);
145    }
146
147    static class MockInjector extends Injector {
148        @Override
149        public File getOwnerTransferMetadataDir() {
150            return Environment.getExternalStorageDirectory();
151        }
152    }
153
154}
155