summaryrefslogtreecommitdiffstats
path: root/tests/public_api_access/src/com/android/providers/downloads/public_api_access_tests/PublicApiAccessTest.java
blob: 2674e907262ed21dbb676814bb58ae4ea006c226 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
/*
 * Copyright (C) 2009 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.providers.downloads.public_api_access_tests;

import android.app.DownloadManager;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.net.Uri;
import android.provider.Downloads;
import android.test.AndroidTestCase;
import android.test.suitebuilder.annotation.MediumTest;

/**
 * DownloadProvider allows apps without permission ACCESS_DOWNLOAD_MANAGER to access it -- this is
 * how the public API works.  But such access is subject to strict constraints on what can be
 * inserted.  This test suite checks those constraints.
 */
@MediumTest
public class PublicApiAccessTest extends AndroidTestCase {
    private static final String[] DISALLOWED_COLUMNS = new String[] {
                    Downloads.Impl.COLUMN_COOKIE_DATA,
                    Downloads.Impl.COLUMN_REFERER,
                    Downloads.Impl.COLUMN_USER_AGENT,
                    Downloads.Impl.COLUMN_NO_INTEGRITY,
                    Downloads.Impl.COLUMN_NOTIFICATION_CLASS,
                    Downloads.Impl.COLUMN_NOTIFICATION_EXTRAS,
                    Downloads.Impl.COLUMN_OTHER_UID,
                    Downloads.Impl.COLUMN_APP_DATA,
                    Downloads.Impl.COLUMN_CONTROL,
                    Downloads.Impl.COLUMN_STATUS,
            };

    private ContentResolver mContentResolver;
    private DownloadManager mManager;

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        mContentResolver = getContext().getContentResolver();
        mManager = new DownloadManager(mContentResolver, getContext().getPackageName());
    }

    @Override
    protected void tearDown() throws Exception {
        if (mContentResolver != null) {
            mContentResolver.delete(Downloads.CONTENT_URI, null, null);
        }
        super.tearDown();
    }

    public void testMinimalValidWrite() {
        mContentResolver.insert(Downloads.Impl.CONTENT_URI, buildValidValues());
    }

    public void testMaximalValidWrite() {
        ContentValues values = buildValidValues();
        values.put(Downloads.Impl.COLUMN_TITLE, "foo");
        values.put(Downloads.Impl.COLUMN_DESCRIPTION, "foo");
        values.put(Downloads.Impl.COLUMN_MIME_TYPE, "foo");
        values.put(Downloads.Impl.COLUMN_NOTIFICATION_PACKAGE, "foo");
        values.put(Downloads.Impl.COLUMN_ALLOWED_NETWORK_TYPES, 0);
        values.put(Downloads.Impl.COLUMN_ALLOW_ROAMING, true);
        values.put(Downloads.Impl.RequestHeaders.INSERT_KEY_PREFIX + "0", "X-Some-Header: value");
        mContentResolver.insert(Downloads.Impl.CONTENT_URI, values);
    }

    private ContentValues buildValidValues() {
        ContentValues values = new ContentValues();
        values.put(Downloads.Impl.COLUMN_URI, "foo");
        values.put(Downloads.Impl.COLUMN_DESTINATION,
                Downloads.Impl.DESTINATION_CACHE_PARTITION_PURGEABLE);
        values.put(Downloads.Impl.COLUMN_VISIBILITY, Downloads.Impl.VISIBILITY_VISIBLE);
        values.put(Downloads.Impl.COLUMN_IS_PUBLIC_API, true);
        return values;
    }

    public void testNoPublicApi() {
        ContentValues values = buildValidValues();
        values.remove(Downloads.Impl.COLUMN_IS_PUBLIC_API);
        testInvalidValues(values);
    }

    public void testInvalidDestination() {
        ContentValues values = buildValidValues();
        values.put(Downloads.Impl.COLUMN_DESTINATION, Downloads.Impl.DESTINATION_EXTERNAL);
        testInvalidValues(values);
        values.put(Downloads.Impl.COLUMN_DESTINATION, Downloads.Impl.DESTINATION_CACHE_PARTITION);
        testInvalidValues(values);
    }

    public void testInvalidVisibility() {
        ContentValues values = buildValidValues();
        values.put(Downloads.Impl.COLUMN_VISIBILITY,
                Downloads.Impl.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
        testInvalidValues(values);

        values.put(Downloads.Impl.COLUMN_VISIBILITY, Downloads.Impl.VISIBILITY_HIDDEN);
        testInvalidValues(values);

        values.remove(Downloads.Impl.COLUMN_VISIBILITY);
        testInvalidValues(values);
    }

    public void testDisallowedColumns() {
        for (String column : DISALLOWED_COLUMNS) {
            ContentValues values = buildValidValues();
            values.put(column, 1);
            testInvalidValues(values);
        }
    }

    public void testFileUriWithoutExternalPermission() {
        ContentValues values = buildValidValues();
        values.put(Downloads.Impl.COLUMN_DESTINATION, Downloads.Impl.DESTINATION_FILE_URI);
        values.put(Downloads.Impl.COLUMN_FILE_NAME_HINT, "file:///sdcard/foo");
        testInvalidValues(values);
    }

    private void testInvalidValues(ContentValues values) {
        try {
            mContentResolver.insert(Downloads.Impl.CONTENT_URI, values);
            fail("Didn't get SecurityException as expected");
        } catch (SecurityException exc) {
            // expected
        }
    }

    public void testDownloadManagerRequest() {
        // first try a minimal request
        DownloadManager.Request request = new DownloadManager.Request(Uri.parse("http://localhost/path"));
        mManager.enqueue(request);

        // now set everything we can, save for external destintion (for which we lack permission)
        request.setAllowedNetworkTypes(DownloadManager.Request.NETWORK_WIFI);
        request.setAllowedOverRoaming(false);
        request.setTitle("test");
        request.setDescription("test");
        request.setMimeType("text/html");
        request.addRequestHeader("X-Some-Header", "value");
        mManager.enqueue(request);
    }
}