Merge "Added JSON and XML payloads tabs with RFC 8040 URL"
[openflowplugin.git] / extension / openflowjava-extension-nicira / src / test / java / org / opendaylight / openflowjava / nx / codec / match / Reg5CodecTest.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 package org.opendaylight.openflowjava.nx.codec.match;
9
10 import static org.junit.Assert.assertEquals;
11
12 import io.netty.buffer.ByteBuf;
13 import io.netty.buffer.ByteBufAllocator;
14 import org.junit.Before;
15 import org.junit.Test;
16 import org.opendaylight.openflowjava.protocol.api.util.OxmMatchConstants;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm1Class;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxReg5;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.nx.match.reg.grouping.RegValuesBuilder;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.RegCaseValue;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.RegCaseValueBuilder;
24
25 public class Reg5CodecTest {
26
27     Reg5Codec reg5Codec;
28     ByteBuf buffer;
29     MatchEntry input;
30
31     private static final int NXM_FIELD_CODE = 5;
32     private static final int VALUE_LENGTH = 4;
33
34     @Before
35     public void setUp() {
36         reg5Codec = new Reg5Codec();
37         buffer = ByteBufAllocator.DEFAULT.buffer();
38     }
39
40
41     @Test
42     public void serializeTest() {
43         input = createMatchEntry();
44         reg5Codec.serialize(input, buffer);
45
46         assertEquals(OxmMatchConstants.NXM_1_CLASS, buffer.readUnsignedShort());
47         short fieldMask = buffer.readUnsignedByte();
48         assertEquals(NXM_FIELD_CODE, fieldMask >> 1);
49         assertEquals(0, fieldMask & 1);
50         assertEquals(VALUE_LENGTH, buffer.readUnsignedByte());
51         assertEquals(1, buffer.readUnsignedInt());
52     }
53
54     @Test
55     public void deserializeTest() {
56         createBuffer(buffer);
57
58         input = reg5Codec.deserialize(buffer);
59
60         final RegCaseValue result = (RegCaseValue) input.getMatchEntryValue();
61
62         assertEquals(Nxm1Class.class, input.getOxmClass());
63         assertEquals(NxmNxReg5.class, input.getOxmMatchField());
64         assertEquals(false, input.isHasMask());
65         assertEquals(1, result.getRegValues().getValue().intValue());
66     }
67
68     private static MatchEntry createMatchEntry() {
69         MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
70         final RegCaseValueBuilder caseBuilder = new RegCaseValueBuilder();
71         final RegValuesBuilder valuesBuilder = new RegValuesBuilder();
72
73         matchEntryBuilder.setOxmClass(Nxm1Class.class);
74         matchEntryBuilder.setOxmMatchField(NxmNxReg5.class);
75         matchEntryBuilder.setHasMask(false);
76
77         valuesBuilder.setValue((long)1);
78
79         caseBuilder.setRegValues(valuesBuilder.build());
80         matchEntryBuilder.setMatchEntryValue(caseBuilder.build());
81         return matchEntryBuilder.build();
82     }
83
84     private static void createBuffer(ByteBuf message) {
85         message.writeShort(OxmMatchConstants.NXM_1_CLASS);
86
87         int fieldMask = NXM_FIELD_CODE << 1;
88         message.writeByte(fieldMask);
89         message.writeByte(VALUE_LENGTH);
90         message.writeInt(1);
91     }
92 }