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
   9 package org.opendaylight.protocol.bgp.parser.impl;
  10
  11 import static org.junit.Assert.assertEquals;
  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.rev130919.open.message.bgp.parameters.optional.capabilities.CParameters;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.optional.capabilities.CParametersBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.CParameters1;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.CParameters1Builder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.open.bgp.parameters.optional.capabilities.c.parameters.MultiprotocolCapabilityBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv6AddressFamily;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.UnicastSubsequentAddressFamily;
  31
  32 public class MultiProtocolCapabilityHandlerTest {
  33
  34     private final static Class afi = Ipv6AddressFamily.class;
  35     @Mock private AddressFamilyRegistry afir;
  36     @Mock private AddressFamilyRegistry afirExpection;
  37     private final static Class safi = UnicastSubsequentAddressFamily.class;
  38     @Mock private SubsequentAddressFamilyRegistry safir;
  39     @Mock private SubsequentAddressFamilyRegistry safirException;
  40     private final ByteBuf serializedBytes = Unpooled.copiedBuffer(new byte[] {1, 4, 1, 4, 0, 4});
  41
  42     @Before
  43     public void setUp() {
  44         MockitoAnnotations.initMocks(this);
  45         Mockito.doReturn(260).when(this.afir).numberForClass(afi);
  46         Mockito.doReturn(this.afi).when(this.afir).classForFamily(260);
  47
  48         Mockito.doReturn(null).when(this.afirExpection).numberForClass(afi);
  49         Mockito.doReturn(null).when(this.afirExpection).classForFamily(260);
  50
  51         Mockito.doReturn(4).when(this.safir).numberForClass(safi);
  52         Mockito.doReturn(this.safi).when(this.safir).classForFamily(4);
  53
  54         Mockito.doReturn(null).when(this.safirException).numberForClass(safi);
  55         Mockito.doReturn(null).when(this.safirException).classForFamily(4);
  56     }
  57
  58     @Test
  59     public void testCapabilityHandler() throws BGPDocumentedException, BGPParsingException {
  60         final CParameters capabilityToSerialize = new CParametersBuilder().addAugmentation(CParameters1.class, new CParameters1Builder().setMultiprotocolCapability(
  61             new MultiprotocolCapabilityBuilder().setAfi(this.afi).setSafi(this.safi).build()).build()).build();
  62
  63         final ByteBuf bytes = Unpooled.buffer();
  64         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afir, this.safir);
  65         handler.serializeCapability(capabilityToSerialize, bytes);
  66         final CParameters newCaps = handler.parseCapability(bytes);
  67
  68         assertEquals(capabilityToSerialize.hashCode(), newCaps.hashCode());
  69     }
  70
  71     @Test(expected=BGPParsingException.class)
  72     public void testAfiException() throws BGPDocumentedException, BGPParsingException {
  73         final ByteBuf bytes = this.serializedBytes.copy();
  74         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afirExpection, this.safir);
  75         handler.parseCapability(bytes);
  76     }
  77
  78     @Test(expected=BGPParsingException.class)
  79     public void testSafiException() throws BGPDocumentedException, BGPParsingException {
  80         final ByteBuf bytes = this.serializedBytes.copy();
  81         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afir, this.safirException);
  82         handler.parseCapability(bytes);
  83     }
  84
  85     @Test(expected=IllegalArgumentException.class)
  86     public void testUnhandledAfi() {
  87         final CParameters capabilityToSerialize = new CParametersBuilder().addAugmentation(CParameters1.class, new CParameters1Builder().setMultiprotocolCapability(
  88             new MultiprotocolCapabilityBuilder().setAfi(this.afi).setSafi(this.safi).build()).build()).build();
  89
  90         final ByteBuf bytes = Unpooled.buffer();
  91         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afirExpection, this.safir);
  92         handler.serializeCapability(capabilityToSerialize, bytes);
  93     }
  94
  95     @Test(expected=IllegalArgumentException.class)
  96     public void testUnhandledSafi() {
  97         final CParameters capabilityToSerialize = new CParametersBuilder().addAugmentation(CParameters1.class, new CParameters1Builder().setMultiprotocolCapability(
  98             new MultiprotocolCapabilityBuilder().setAfi(this.afi).setSafi(this.safi).build()).build()).build();
  99
 100         final ByteBuf bytes = Unpooled.buffer();
 101         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afir, this.safirException);
 102         handler.serializeCapability(capabilityToSerialize, bytes);
 103     }
 104
 105     @Test
 106     public void noSerializationTest() {
 107         final CParameters capabilityNoAugmentation = new CParametersBuilder().addAugmentation(CParameters1.class, null).build();
 108         final CParameters capabilityNoMP = new CParametersBuilder().addAugmentation(CParameters1.class, new CParameters1Builder().build()).build();
 109
 110         final ByteBuf bytes = Unpooled.buffer();
 111         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afir, this.safirException);
 112         handler.serializeCapability(capabilityNoAugmentation, bytes);
 113         assertEquals(0, bytes.readableBytes());
 114         handler.serializeCapability(capabilityNoMP, bytes);
 115         assertEquals(0, bytes.readableBytes());
 116     }
 117 }