bgp/parser-impl/src/test/java/org/opendaylight/protocol/bgp/parser/impl/MultiProtocolCapabilityHandlerTest.java

   1 /*
   2  * Copyright (c) 2015 Pantheon Technologies s.r.o. 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.protocol.bgp.parser.impl;
   9
  10 import static org.junit.Assert.assertEquals;
  11
  12 import io.netty.buffer.ByteBuf;
  13 import io.netty.buffer.Unpooled;
  14 import org.junit.Before;
  15 import org.junit.Test;
  16 import org.mockito.Mock;
  17 import org.mockito.Mockito;
  18 import org.mockito.MockitoAnnotations;
  19 import org.opendaylight.protocol.bgp.parser.BGPDocumentedException;
  20 import org.opendaylight.protocol.bgp.parser.BGPParsingException;
  21 import org.opendaylight.protocol.bgp.parser.impl.message.open.MultiProtocolCapabilityHandler;
  22 import org.opendaylight.protocol.bgp.parser.spi.AddressFamilyRegistry;
  23 import org.opendaylight.protocol.bgp.parser.spi.SubsequentAddressFamilyRegistry;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.bgp.parameters.optional.capabilities.CParameters;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.bgp.parameters.optional.capabilities.CParametersBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.CParameters1;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.CParameters1Builder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.mp.capabilities.MultiprotocolCapabilityBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.Ipv6AddressFamily;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.UnicastSubsequentAddressFamily;
  31
  32 public class MultiProtocolCapabilityHandlerTest {
  33     private static final Class<Ipv6AddressFamily> AFI = Ipv6AddressFamily.class;
  34     private static final Class<UnicastSubsequentAddressFamily> SAFI = UnicastSubsequentAddressFamily.class;
  35
  36     @Mock
  37     private AddressFamilyRegistry afir;
  38     @Mock
  39     private AddressFamilyRegistry afirExpection;
  40     @Mock
  41     private SubsequentAddressFamilyRegistry safir;
  42     @Mock
  43     private SubsequentAddressFamilyRegistry safirException;
  44
  45     @Before
  46     public void setUp() {
  47         MockitoAnnotations.initMocks(this);
  48         Mockito.doReturn(260).when(this.afir).numberForClass(AFI);
  49         Mockito.doReturn(MultiProtocolCapabilityHandlerTest.AFI).when(this.afir).classForFamily(260);
  50
  51         Mockito.doReturn(null).when(this.afirExpection).numberForClass(AFI);
  52         Mockito.doReturn(null).when(this.afirExpection).classForFamily(260);
  53
  54         Mockito.doReturn(4).when(this.safir).numberForClass(SAFI);
  55         Mockito.doReturn(MultiProtocolCapabilityHandlerTest.SAFI).when(this.safir).classForFamily(4);
  56
  57         Mockito.doReturn(null).when(this.safirException).numberForClass(SAFI);
  58         Mockito.doReturn(null).when(this.safirException).classForFamily(4);
  59     }
  60
  61     @Test
  62     public void testCapabilityHandler() throws BGPDocumentedException, BGPParsingException {
  63         final CParameters capabilityToSerialize = new CParametersBuilder()
  64                 .addAugmentation(new CParameters1Builder()
  65                     .setMultiprotocolCapability(new MultiprotocolCapabilityBuilder()
  66                         .setAfi(MultiProtocolCapabilityHandlerTest.AFI)
  67                         .setSafi(MultiProtocolCapabilityHandlerTest.SAFI)
  68                         .build())
  69                     .build())
  70                 .build();
  71
  72         final ByteBuf bytes = Unpooled.buffer();
  73         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afir, this.safir);
  74         handler.serializeCapability(capabilityToSerialize, bytes);
  75         final CParameters newCaps = handler.parseCapability(bytes);
  76
  77         assertEquals(capabilityToSerialize.hashCode(), newCaps.hashCode());
  78     }
  79
  80     @Test(expected = IllegalArgumentException.class)
  81     public void testUnhandledAfi() {
  82         final CParameters capabilityToSerialize = new CParametersBuilder()
  83                 .addAugmentation(new CParameters1Builder()
  84                     .setMultiprotocolCapability(new MultiprotocolCapabilityBuilder()
  85                         .setAfi(MultiProtocolCapabilityHandlerTest.AFI)
  86                         .setSafi(MultiProtocolCapabilityHandlerTest.SAFI).build())
  87                     .build())
  88                 .build();
  89
  90         final ByteBuf bytes = Unpooled.buffer();
  91         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afirExpection,
  92             this.safir);
  93         handler.serializeCapability(capabilityToSerialize, bytes);
  94     }
  95
  96     @Test(expected = IllegalArgumentException.class)
  97     public void testUnhandledSafi() {
  98         final CParameters capabilityToSerialize = new CParametersBuilder()
  99                 .addAugmentation(new CParameters1Builder()
 100                     .setMultiprotocolCapability(new MultiprotocolCapabilityBuilder()
 101                         .setAfi(MultiProtocolCapabilityHandlerTest.AFI)
 102                         .setSafi(MultiProtocolCapabilityHandlerTest.SAFI)
 103                         .build())
 104                     .build())
 105                 .build();
 106
 107         final ByteBuf bytes = Unpooled.buffer();
 108         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afir,
 109             this.safirException);
 110         handler.serializeCapability(capabilityToSerialize, bytes);
 111     }
 112
 113     @Test
 114     public void noSerializationTest() {
 115         final CParameters capabilityNoAugmentation = new CParametersBuilder().removeAugmentation(CParameters1.class)
 116                 .build();
 117         final CParameters capabilityNoMP = new CParametersBuilder().addAugmentation(new CParameters1Builder().build())
 118                 .build();
 119
 120         final ByteBuf bytes = Unpooled.buffer();
 121         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afir,
 122             this.safirException);
 123         handler.serializeCapability(capabilityNoAugmentation, bytes);
 124         assertEquals(0, bytes.readableBytes());
 125         handler.serializeCapability(capabilityNoMP, bytes);
 126         assertEquals(0, bytes.readableBytes());
 127     }
 128 }