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.rev180329.open.message.bgp.parameters.optional.capabilities.CParameters;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.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.rev180329.Ipv6AddressFamily;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.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().addAugmentation(CParameters1.class,
  64             new CParameters1Builder().setMultiprotocolCapability(
  65             new MultiprotocolCapabilityBuilder().setAfi(MultiProtocolCapabilityHandlerTest.AFI)
  66             .setSafi(MultiProtocolCapabilityHandlerTest.SAFI).build()).build()).build();
  67
  68         final ByteBuf bytes = Unpooled.buffer();
  69         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afir, this.safir);
  70         handler.serializeCapability(capabilityToSerialize, bytes);
  71         final CParameters newCaps = handler.parseCapability(bytes);
  72
  73         assertEquals(capabilityToSerialize.hashCode(), newCaps.hashCode());
  74     }
  75
  76     @Test(expected = IllegalArgumentException.class)
  77     public void testUnhandledAfi() {
  78         final CParameters capabilityToSerialize = new CParametersBuilder().addAugmentation(CParameters1.class,
  79             new CParameters1Builder().setMultiprotocolCapability(
  80             new MultiprotocolCapabilityBuilder().setAfi(MultiProtocolCapabilityHandlerTest.AFI)
  81             .setSafi(MultiProtocolCapabilityHandlerTest.SAFI).build()).build()).build();
  82
  83         final ByteBuf bytes = Unpooled.buffer();
  84         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afirExpection,
  85             this.safir);
  86         handler.serializeCapability(capabilityToSerialize, bytes);
  87     }
  88
  89     @Test(expected = IllegalArgumentException.class)
  90     public void testUnhandledSafi() {
  91         final CParameters capabilityToSerialize = new CParametersBuilder().addAugmentation(CParameters1.class,
  92             new CParameters1Builder().setMultiprotocolCapability(
  93             new MultiprotocolCapabilityBuilder().setAfi(MultiProtocolCapabilityHandlerTest.AFI)
  94             .setSafi(MultiProtocolCapabilityHandlerTest.SAFI).build()).build()).build();
  95
  96         final ByteBuf bytes = Unpooled.buffer();
  97         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afir,
  98             this.safirException);
  99         handler.serializeCapability(capabilityToSerialize, bytes);
 100     }
 101
 102     @Test
 103     public void noSerializationTest() {
 104         final CParameters capabilityNoAugmentation = new CParametersBuilder().addAugmentation(CParameters1.class, null)
 105                 .build();
 106         final CParameters capabilityNoMP = new CParametersBuilder().addAugmentation(CParameters1.class,
 107             new CParameters1Builder().build()).build();
 108
 109         final ByteBuf bytes = Unpooled.buffer();
 110         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afir,
 111             this.safirException);
 112         handler.serializeCapability(capabilityNoAugmentation, bytes);
 113         assertEquals(0, bytes.readableBytes());
 114         handler.serializeCapability(capabilityNoMP, bytes);
 115         assertEquals(0, bytes.readableBytes());
 116     }
 117 }