2 * Copyright (c) 2014 Pantheon Technologies s.r.o. and others. All rights reserved.
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4 * This program and the accompanying materials are made available under the
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5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
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6 * and is available at http://www.eclipse.org/legal/epl-v10.html
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9 package org.opendaylight.openflowjava.protocol.impl.serialization.match;
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11 import static org.junit.Assert.assertEquals;
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12 import static org.junit.Assert.assertTrue;
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13 import io.netty.buffer.ByteBuf;
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14 import io.netty.buffer.PooledByteBufAllocator;
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16 import org.junit.Test;
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17 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
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18 import org.opendaylight.openflowjava.protocol.api.util.OxmMatchConstants;
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19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Dscp;
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20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.DscpMatchEntry;
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21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.DscpMatchEntryBuilder;
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22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.IpDscp;
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23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.OpenflowBasicClass;
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24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.oxm.fields.grouping.MatchEntriesBuilder;
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27 * @author michal.polkorab
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30 public class OxmIpDscpSerializerTest {
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32 OxmIpDscpSerializer serializer = new OxmIpDscpSerializer();
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35 * Test correct serialization
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38 public void testSerialize() {
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39 MatchEntriesBuilder builder = prepareIpDscpMatchEntry((short) 58);
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41 ByteBuf buffer = PooledByteBufAllocator.DEFAULT.buffer();
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42 serializer.serialize(builder.build(), buffer);
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44 checkHeader(buffer, false);
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45 assertEquals("Wrong value", 58, buffer.readUnsignedByte());
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46 assertTrue("Unexpected data", buffer.readableBytes() == 0);
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50 * Test correct header serialization
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53 public void testSerializeHeader() {
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54 MatchEntriesBuilder builder = prepareIpDscpHeader(false);
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56 ByteBuf buffer = PooledByteBufAllocator.DEFAULT.buffer();
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57 serializer.serializeHeader(builder.build(), buffer);
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59 checkHeader(buffer, false);
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60 assertTrue("Unexpected data", buffer.readableBytes() == 0);
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64 * Test correct oxm-class return value
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67 public void testGetOxmClassCode() {
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68 assertEquals("Wrong oxm-class", OxmMatchConstants.OPENFLOW_BASIC_CLASS, serializer.getOxmClassCode());
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72 * Test correct oxm-field return value
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75 public void getOxmFieldCode() {
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76 assertEquals("Wrong oxm-class", OxmMatchConstants.IP_DSCP, serializer.getOxmFieldCode());
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80 * Test correct value length return value
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83 public void testGetValueLength() {
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84 assertEquals("Wrong value length", EncodeConstants.SIZE_OF_BYTE_IN_BYTES, serializer.getValueLength());
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87 private static MatchEntriesBuilder prepareIpDscpMatchEntry(short value) {
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88 MatchEntriesBuilder builder = prepareIpDscpHeader(false);
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89 DscpMatchEntryBuilder dscpBuilder = new DscpMatchEntryBuilder();
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90 dscpBuilder.setDscp(new Dscp(value));
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91 builder.addAugmentation(DscpMatchEntry.class, dscpBuilder.build());
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95 private static MatchEntriesBuilder prepareIpDscpHeader(boolean hasMask) {
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96 MatchEntriesBuilder builder = new MatchEntriesBuilder();
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97 builder.setOxmClass(OpenflowBasicClass.class);
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98 builder.setOxmMatchField(IpDscp.class);
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99 builder.setHasMask(hasMask);
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103 private static void checkHeader(ByteBuf buffer, boolean hasMask) {
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104 assertEquals("Wrong oxm-class", OxmMatchConstants.OPENFLOW_BASIC_CLASS, buffer.readUnsignedShort());
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105 short fieldAndMask = buffer.readUnsignedByte();
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106 assertEquals("Wrong oxm-field", OxmMatchConstants.IP_DSCP, fieldAndMask >>> 1);
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107 assertEquals("Wrong hasMask", hasMask, (fieldAndMask & 1) != 0);
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108 assertEquals("Wrong length", EncodeConstants.SIZE_OF_BYTE_IN_BYTES, buffer.readUnsignedByte());
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