summaryrefslogtreecommitdiffstats
path: root/tests/wifitests/src/com/android/server/wifi/hotspot2/PasspointConfigSharedStoreDataTest.java
blob: c76e2c878c91c472fb09af2dea1de415b4435492 (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
/*
 * Copyright (C) 2018 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.server.wifi.hotspot2;

import static org.junit.Assert.*;
import static org.mockito.Mockito.*;

import android.util.Xml;

import androidx.test.filters.SmallTest;

import com.android.internal.util.FastXmlSerializer;
import com.android.server.wifi.WifiConfigStore;

import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlSerializer;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.nio.charset.StandardCharsets;

/**
 * Unit tests for {@link com.android.server.wifi.hotspot2.PasspointConfigSharedStoreData}.
 */
@SmallTest
public class PasspointConfigSharedStoreDataTest {
    @Mock PasspointConfigSharedStoreData.DataSource mDataSource;
    PasspointConfigSharedStoreData mConfigStoreData;

    /** Sets up test. */
    @Before
    public void setUp() throws Exception {
        MockitoAnnotations.initMocks(this);
        mConfigStoreData = new PasspointConfigSharedStoreData(mDataSource);
    }

    /**
     * Helper function for serializing store data to a XML block.
     *
     * @return byte[]
     * @throws Exception
     */
    private byte[] serializeData() throws Exception {
        final XmlSerializer out = new FastXmlSerializer();
        final ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        out.setOutput(outputStream, StandardCharsets.UTF_8.name());
        mConfigStoreData.serializeData(out);
        out.flush();
        return outputStream.toByteArray();
    }

    /**
     * Helper function for deserializing store data from a XML block.
     *
     * @param data The XML block data bytes
     * @throws Exception
     */
    private void deserializeData(byte[] data) throws Exception {
        final XmlPullParser in = Xml.newPullParser();
        final ByteArrayInputStream inputStream = new ByteArrayInputStream(data);
        in.setInput(inputStream, StandardCharsets.UTF_8.name());
        mConfigStoreData.deserializeData(in, in.getDepth());
    }

    /**
     * Verify that the serialization and deserialization of share store data works as expected.
     * The data used for serialization matches the result of the deserialization.
     *
     * @throws Exception
     */
    @Test
    public void serializeAndDeserializeShareStoreData() throws Exception {
        // Setup expected data.
        long providerIndex = 412;

        // Serialize data for share store.
        when(mDataSource.getProviderIndex()).thenReturn(providerIndex);
        byte[] data = serializeData();

        // Deserialize data for share store and verify the content.
        deserializeData(data);
        verify(mDataSource).setProviderIndex(providerIndex);
    }

    /**
     * Verify that deserialization of an empty share store data doesn't cause any exception
     * and the corresponding data source should not be updated.
     *
     * @throws Exception
     */
    @Test
    public void deserializeEmptyShareStoreData() throws Exception {
        deserializeData(new byte[0]);
        verify(mDataSource, never()).setProviderIndex(anyLong());
    }

    /**
     * Verify that PasspointConfigUserStoreData is written to
     * {@link WifiConfigStore#STORE_FILE_NAME_SHARED_GENERAL}.
     *
     * @throws Exception
     */
    @Test
    public void getUserStoreFileId() throws Exception {
        assertEquals(WifiConfigStore.STORE_FILE_SHARED_GENERAL,
                mConfigStoreData.getStoreFileId());
    }
}