1 /* Copyright (C)2013 Pantheon Technologies, s.r.o. All rights reserved. */
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2 package org.opendaylight.openflowjava.protocol.impl.serialization.factories;
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4 import io.netty.buffer.ByteBuf;
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5 import io.netty.buffer.UnpooledByteBufAllocator;
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7 import java.util.ArrayList;
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8 import java.util.List;
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10 import org.junit.Assert;
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11 import org.junit.Test;
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12 import org.opendaylight.openflowjava.protocol.impl.deserialization.factories.HelloMessageFactoryTest;
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13 import org.opendaylight.openflowjava.protocol.impl.util.BufferHelper;
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14 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.HelloElementType;
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15 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.HelloInput;
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16 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.HelloInputBuilder;
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17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.hello.Elements;
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18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.hello.ElementsBuilder;
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21 * @author michal.polkorab
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24 public class HelloInputMessageFactoryTest {
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27 * Testing of {@link HelloInputMessageFactory} for correct translation from POJO
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28 * @throws Exception
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31 public void testWithoutElementsSet() throws Exception {
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32 HelloInputBuilder hib = new HelloInputBuilder();
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33 BufferHelper.setupHeader(hib);
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34 HelloInput hi = hib.build();
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36 ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
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37 HelloInputMessageFactory himf = HelloInputMessageFactory.getInstance();
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38 himf.messageToBuffer(HelloMessageFactoryTest.VERSION_YET_SUPPORTED, out, hi);
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40 BufferHelper.checkHeaderV13(out, himf.getMessageType(), himf.computeLength());
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44 * Testing of {@link HelloInputMessageFactory} for correct translation from POJO
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45 * @throws Exception
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48 public void testWithElementsSet() throws Exception {
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49 HelloInputBuilder builder = new HelloInputBuilder();
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50 BufferHelper.setupHeader(builder);
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51 builder.setElements(createElement());
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52 HelloInput message = builder.build();
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54 ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
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55 HelloInputMessageFactory factory = HelloInputMessageFactory.getInstance();
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56 factory.messageToBuffer(HelloMessageFactoryTest.VERSION_YET_SUPPORTED, out, message);
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58 BufferHelper.checkHeaderV13(out, factory.getMessageType(), factory.computeLength());
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59 Elements element = readElement(out).get(0);
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60 Assert.assertEquals("Wrong element type", createElement().get(0).getType(), element.getType());
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61 Assert.assertArrayEquals("Wrong element bitmap", createElement().get(0).getVersionBitmap().toArray(), element.getVersionBitmap().toArray());
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64 private static List<Elements> createElement() {
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65 ElementsBuilder elementsBuilder = new ElementsBuilder();
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66 List<Elements> elementsList = new ArrayList<Elements>();
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67 List<Boolean> booleanList = new ArrayList<Boolean>();
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69 for (int i = 0; i < 64; i++) {
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70 booleanList.add(true);
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73 elementsBuilder.setType(HelloElementType.forValue(1));
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74 elementsBuilder.setVersionBitmap(booleanList);
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75 elementsList.add(elementsBuilder.build());
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77 return elementsList;
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80 private static List<Elements> readElement(ByteBuf input) {
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81 ElementsBuilder elementsBuilder = new ElementsBuilder();
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82 List<Elements> elementsList = new ArrayList<Elements>();
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83 elementsBuilder.setType(HelloElementType.forValue(input.readUnsignedShort()));
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84 int arrayLength = input.readableBytes()/4;
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85 int[] versionBitmap = new int[arrayLength];
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86 for (int i = 0; i < arrayLength; i++) {
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87 versionBitmap[i] = (int) input.readUnsignedInt();
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89 elementsBuilder.setVersionBitmap(readVersionBitmap(versionBitmap));
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90 elementsList.add(elementsBuilder.build());
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91 return elementsList;
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94 private static List<Boolean> readVersionBitmap(int[] input){
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95 List<Boolean> versionBitmapList = new ArrayList<>();
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96 for (int i = 0; i < input.length; i++) {
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97 int mask = input[i];
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98 for (int j = 0; j < Integer.SIZE; j++) {
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99 versionBitmapList.add((mask & (1<<j)) != 0);
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102 return versionBitmapList;
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