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
17package android.net.lowpan;
18
19import static org.junit.Assert.assertEquals;
20import static org.junit.Assert.assertArrayEquals;
21
22import android.os.Parcel;
23import android.support.test.runner.AndroidJUnit4;
24import android.test.suitebuilder.annotation.SmallTest;
25import org.junit.Test;
26import org.junit.runner.RunWith;
27
28@RunWith(AndroidJUnit4.class)
29@SmallTest
30public class LowpanBeaconInfoTest {
31
32    static {
33        System.loadLibrary("frameworkslowpantestsjni");
34    }
35
36    private static native byte[] readAndWriteNative(byte[] inParcel);
37
38    public void testNativeParcelUnparcel(LowpanBeaconInfo original) {
39        byte[] inParcel = marshall(original);
40        byte[] outParcel = readAndWriteNative(inParcel);
41        LowpanBeaconInfo roundTrip = unmarshall(outParcel);
42
43        assertEquals(original, roundTrip);
44        assertArrayEquals(inParcel, outParcel);
45    }
46
47    @Test
48    public void testNativeParcelUnparcel() {
49        testNativeParcelUnparcel(
50                new LowpanBeaconInfo.Builder()
51                        .setName("TestNet1")
52                        .setPanid(0x1234)
53                        .setXpanid(
54                                new byte[] {
55                                    (byte) 0x00,
56                                    (byte) 0x11,
57                                    (byte) 0x22,
58                                    (byte) 0x33,
59                                    (byte) 0x44,
60                                    (byte) 0x55,
61                                    (byte) 0x66,
62                                    (byte) 0x77
63                                })
64                        .setType(LowpanInterface.NETWORK_TYPE_THREAD_V1)
65                        .setChannel(15)
66                        .setBeaconAddress(
67                                new byte[] {
68                                    (byte) 0x88,
69                                    (byte) 0x99,
70                                    (byte) 0xaa,
71                                    (byte) 0xbb,
72                                    (byte) 0xcc,
73                                    (byte) 0xdd,
74                                    (byte) 0xee,
75                                    (byte) 0xff
76                                })
77                        .build());
78
79        testNativeParcelUnparcel(
80                new LowpanBeaconInfo.Builder()
81                        .setName("TestNet2")
82                        .setPanid(0x5678)
83                        .setXpanid(
84                                new byte[] {
85                                    (byte) 0x88,
86                                    (byte) 0x99,
87                                    (byte) 0xaa,
88                                    (byte) 0xbb,
89                                    (byte) 0xcc,
90                                    (byte) 0xdd,
91                                    (byte) 0xee,
92                                    (byte) 0xff
93                                })
94                        .setType("bork-bork-bork")
95                        .setChannel(16)
96                        .setBeaconAddress(
97                                new byte[] {
98                                    (byte) 0x00,
99                                    (byte) 0x11,
100                                    (byte) 0x22,
101                                    (byte) 0x33,
102                                    (byte) 0x44,
103                                    (byte) 0x55,
104                                    (byte) 0x66,
105                                    (byte) 0x77
106                                })
107                        .setFlag(LowpanBeaconInfo.FLAG_CAN_ASSIST)
108                        .build());
109    }
110
111    /**
112     * Write a {@link LowpanBeaconInfo} into an empty parcel and return the underlying data.
113     *
114     * @see unmarshall(byte[])
115     */
116    private static byte[] marshall(LowpanBeaconInfo addr) {
117        Parcel p = Parcel.obtain();
118        addr.writeToParcel(p, /* flags */ 0);
119        p.setDataPosition(0);
120        return p.marshall();
121    }
122
123    /**
124     * Read raw bytes into a parcel, and read a {@link LowpanBeaconInfo} back out of them.
125     *
126     * @see marshall(LowpanBeaconInfo)
127     */
128    private static LowpanBeaconInfo unmarshall(byte[] data) {
129        Parcel p = Parcel.obtain();
130        p.unmarshall(data, 0, data.length);
131        p.setDataPosition(0);
132        return LowpanBeaconInfo.CREATOR.createFromParcel(p);
133    }
134}
135