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
  13 import io.netty.buffer.ByteBuf;
  14 import io.netty.buffer.Unpooled;
  15 import org.junit.Before;
  16 import org.junit.Test;
  17 import org.mockito.Mock;
  18 import org.mockito.Mockito;
  19 import org.mockito.MockitoAnnotations;
  20 import org.opendaylight.protocol.bgp.parser.BGPDocumentedException;
  21 import org.opendaylight.protocol.bgp.parser.BGPParsingException;
  22 import org.opendaylight.protocol.bgp.parser.impl.message.open.MultiProtocolCapabilityHandler;
  23 import org.opendaylight.protocol.bgp.parser.spi.AddressFamilyRegistry;
  24 import org.opendaylight.protocol.bgp.parser.spi.SubsequentAddressFamilyRegistry;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.open.message.bgp.parameters.optional.capabilities.CParameters;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.open.message.bgp.parameters.optional.capabilities.CParametersBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.CParameters1;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.CParameters1Builder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.mp.capabilities.MultiprotocolCapabilityBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.Ipv6AddressFamily;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.UnicastSubsequentAddressFamily;
  32
  33 public class MultiProtocolCapabilityHandlerTest {
  34
  35     private static final Class<Ipv6AddressFamily> AFI = Ipv6AddressFamily.class;
  36     private static final Class<UnicastSubsequentAddressFamily> SAFI = UnicastSubsequentAddressFamily.class;
  37
  38     @Mock
  39     private AddressFamilyRegistry afir;
  40     @Mock
  41     private AddressFamilyRegistry afirExpection;
  42     @Mock
  43     private SubsequentAddressFamilyRegistry safir;
  44     @Mock
  45     private SubsequentAddressFamilyRegistry safirException;
  46
  47     @Before
  48     public void setUp() {
  49         MockitoAnnotations.initMocks(this);
  50         Mockito.doReturn(260).when(this.afir).numberForClass(AFI);
  51         Mockito.doReturn(MultiProtocolCapabilityHandlerTest.AFI).when(this.afir).classForFamily(260);
  52
  53         Mockito.doReturn(null).when(this.afirExpection).numberForClass(AFI);
  54         Mockito.doReturn(null).when(this.afirExpection).classForFamily(260);
  55
  56         Mockito.doReturn(4).when(this.safir).numberForClass(SAFI);
  57         Mockito.doReturn(MultiProtocolCapabilityHandlerTest.SAFI).when(this.safir).classForFamily(4);
  58
  59         Mockito.doReturn(null).when(this.safirException).numberForClass(SAFI);
  60         Mockito.doReturn(null).when(this.safirException).classForFamily(4);
  61     }
  62
  63     @Test
  64     public void testCapabilityHandler() throws BGPDocumentedException, BGPParsingException {
  65         final CParameters capabilityToSerialize = new CParametersBuilder().addAugmentation(CParameters1.class, new CParameters1Builder().setMultiprotocolCapability(
  66             new MultiprotocolCapabilityBuilder().setAfi(MultiProtocolCapabilityHandlerTest.AFI).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, new CParameters1Builder().setMultiprotocolCapability(
  79             new MultiprotocolCapabilityBuilder().setAfi(MultiProtocolCapabilityHandlerTest.AFI).setSafi(MultiProtocolCapabilityHandlerTest.SAFI).build()).build()).build();
  80
  81         final ByteBuf bytes = Unpooled.buffer();
  82         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afirExpection, this.safir);
  83         handler.serializeCapability(capabilityToSerialize, bytes);
  84     }
  85
  86     @Test(expected=IllegalArgumentException.class)
  87     public void testUnhandledSafi() {
  88         final CParameters capabilityToSerialize = new CParametersBuilder().addAugmentation(CParameters1.class, new CParameters1Builder().setMultiprotocolCapability(
  89             new MultiprotocolCapabilityBuilder().setAfi(MultiProtocolCapabilityHandlerTest.AFI).setSafi(MultiProtocolCapabilityHandlerTest.SAFI).build()).build()).build();
  90
  91         final ByteBuf bytes = Unpooled.buffer();
  92         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afir, this.safirException);
  93         handler.serializeCapability(capabilityToSerialize, bytes);
  94     }
  95
  96     @Test
  97     public void noSerializationTest() {
  98         final CParameters capabilityNoAugmentation = new CParametersBuilder().addAugmentation(CParameters1.class, null).build();
  99         final CParameters capabilityNoMP = new CParametersBuilder().addAugmentation(CParameters1.class, new CParameters1Builder().build()).build();
 100
 101         final ByteBuf bytes = Unpooled.buffer();
 102         final MultiProtocolCapabilityHandler handler = new MultiProtocolCapabilityHandler(this.afir, this.safirException);
 103         handler.serializeCapability(capabilityNoAugmentation, bytes);
 104         assertEquals(0, bytes.readableBytes());
 105         handler.serializeCapability(capabilityNoMP, bytes);
 106         assertEquals(0, bytes.readableBytes());
 107     }
 108 }