Upgrade ietf-{inet,yang}-types to 2013-07-15
[openflowplugin.git] / extension / openflowjava-extension-nicira / src / test / java / org / opendaylight / openflowjava / nx / codec / match / TunIdCodecTest.java
1 /**
2  * Copyright (c) 2016 Cisco Systems, Inc. and others.  All rights reserved.
3  *
4  * This program and the accompanying materials are made available under the
5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6  * and is available at http://www.eclipse.org/legal/epl-v10.html
7  */
8
9 package org.opendaylight.openflowjava.nx.codec.match;
10
11 import static org.junit.Assert.assertEquals;
12
13 import io.netty.buffer.ByteBuf;
14 import io.netty.buffer.ByteBufAllocator;
15 import java.math.BigInteger;
16 import org.junit.Before;
17 import org.junit.Test;
18 import org.opendaylight.openflowjava.protocol.api.util.OxmMatchConstants;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm1Class;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxTunId;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.nx.match.tun.id.grouping.TunIdValuesBuilder;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.TunIdCaseValue;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.TunIdCaseValueBuilder;
26
27 public class TunIdCodecTest {
28
29     TunIdCodec tunIdCodec;
30     ByteBuf buffer;
31     MatchEntry input;
32
33     private static final int VALUE_LENGTH = 8;
34     private static final int NXM_FIELD_CODE = 16;
35
36     @Before
37     public void setUp() {
38         tunIdCodec = new TunIdCodec();
39         buffer = ByteBufAllocator.DEFAULT.buffer();
40     }
41
42     @Test
43     public void serializeTest() {
44         input = createMatchEntry();
45         tunIdCodec.serialize(input, buffer);
46
47         assertEquals(OxmMatchConstants.NXM_1_CLASS, buffer.readUnsignedShort());
48         short fieldMask = buffer.readUnsignedByte();
49         assertEquals(NXM_FIELD_CODE, fieldMask >> 1);
50         assertEquals(0, fieldMask & 1);
51         assertEquals(VALUE_LENGTH, buffer.readUnsignedByte());
52         assertEquals(0, buffer.readLong());
53     }
54
55     @Test
56     public void deserializeTest() {
57         createBuffer(buffer);
58
59         input = tunIdCodec.deserialize(buffer);
60
61         TunIdCaseValue result = ((TunIdCaseValue) input.getMatchEntryValue());
62
63         assertEquals(Nxm1Class.class, input.getOxmClass());
64         assertEquals(NxmNxTunId.class, input.getOxmMatchField());
65         assertEquals(false, input.isHasMask());
66         assertEquals(0, result.getTunIdValues().getValue().longValue());
67     }
68
69
70
71     private MatchEntry createMatchEntry() {
72         MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
73         TunIdCaseValueBuilder caseBuilder = new TunIdCaseValueBuilder();
74         TunIdValuesBuilder valuesBuilder = new TunIdValuesBuilder();
75
76         matchEntryBuilder.setOxmClass(Nxm1Class.class);
77         matchEntryBuilder.setOxmMatchField(NxmNxTunId.class);
78         matchEntryBuilder.setHasMask(false);
79
80         byte[] value = new byte[VALUE_LENGTH];
81         valuesBuilder.setValue(new BigInteger(value));
82
83         caseBuilder.setTunIdValues(valuesBuilder.build());
84         matchEntryBuilder.setMatchEntryValue(caseBuilder.build());
85         return matchEntryBuilder.build();
86     }
87
88     private void createBuffer(ByteBuf message) {
89         message.writeShort(OxmMatchConstants.NXM_1_CLASS);
90
91         int fieldMask = (NXM_FIELD_CODE << 1);
92         message.writeByte(fieldMask);
93         message.writeByte(VALUE_LENGTH);
94         byte[] value = new byte[VALUE_LENGTH];
95         message.writeLong(new BigInteger(value).longValue());
96     }
97
98 }