Do not create empty route list container
[bgpcep.git] / bgp / extensions / linkstate / src / test / java / org / opendaylight / protocol / bgp / linkstate / LinkstateRIBSupportTest.java
1 /*
2  * Copyright (c) 2015 Cisco Systems, Inc. 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.linkstate;
9
10 import static org.junit.Assert.assertEquals;
11 import static org.junit.Assert.assertNull;
12
13 import com.google.common.collect.ImmutableSet;
14 import io.netty.buffer.ByteBuf;
15 import io.netty.buffer.Unpooled;
16 import java.math.BigInteger;
17 import java.util.Arrays;
18 import java.util.Collection;
19 import java.util.Collections;
20 import org.junit.Assert;
21 import org.junit.Test;
22 import org.opendaylight.protocol.bgp.linkstate.impl.BGPActivator;
23 import org.opendaylight.protocol.bgp.linkstate.impl.LinkstateRIBSupport;
24 import org.opendaylight.protocol.bgp.linkstate.spi.pojo.SimpleNlriTypeRegistry;
25 import org.opendaylight.protocol.bgp.parser.spi.BGPExtensionProviderContext;
26 import org.opendaylight.protocol.bgp.parser.spi.pojo.SimpleBGPExtensionProviderContext;
27 import org.opendaylight.protocol.bgp.rib.spi.AbstractRIBSupportTest;
28 import org.opendaylight.protocol.util.ByteArray;
29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.AsNumber;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.AreaIdentifier;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.DomainIdentifier;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.Identifier;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.LinkstateAddressFamily;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.LinkstateSubsequentAddressFamily;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.ProtocolId;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.bgp.rib.rib.loc.rib.tables.routes.LinkstateRoutesCase;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.bgp.rib.rib.loc.rib.tables.routes.LinkstateRoutesCaseBuilder;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.isis.lan.identifier.IsIsRouterIdentifierBuilder;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.destination.CLinkstateDestination;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.destination.CLinkstateDestinationBuilder;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.object.type.NodeCase;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.object.type.NodeCaseBuilder;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.object.type.node._case.NodeDescriptorsBuilder;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.routes.LinkstateRoutes;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.routes.LinkstateRoutesBuilder;
46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.routes.linkstate.routes.LinkstateRoute;
47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.routes.linkstate.routes.LinkstateRouteBuilder;
48 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.routes.linkstate.routes.LinkstateRouteKey;
49 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.node.identifier.c.router.identifier.IsisPseudonodeCaseBuilder;
50 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.node.identifier.c.router.identifier.isis.pseudonode._case.IsisPseudonodeBuilder;
51 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationLinkstateCase;
52 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationLinkstateCaseBuilder;
53 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.update.attributes.mp.reach.nlri.advertized.routes.destination.type.destination.linkstate._case.DestinationLinkstateBuilder;
54 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.PathId;
55 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.Update;
56 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.AttributesBuilder;
57 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.Attributes1;
58 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.Attributes2;
59 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.tables.Routes;
60 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.RdTwoOctetAs;
61 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.RouteDistinguisher;
62 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.network.concepts.rev131125.IsoSystemIdentifier;
63 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
64 import org.opendaylight.yangtools.yang.common.QName;
65 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
66 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
67 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidateNode;
68 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidates;
69
70 public final class LinkstateRIBSupportTest extends AbstractRIBSupportTest<LinkstateRoutesCase, LinkstateRoutes,
71         LinkstateRoute, LinkstateRouteKey> {
72
73     private LinkstateRIBSupport ribSupport;
74     private static final LinkstateRoute ROUTE;
75     private static final LinkstateRoutes ROUTES;
76     private static final LinkstateRouteKey ROUTE_KEY;
77     private static final PathId PATH_ID = new PathId(0L);
78
79
80     private static final NodeCase OBJECT_TYPE2 = new NodeCaseBuilder().setNodeDescriptors(new NodeDescriptorsBuilder()
81         .setAreaId(new AreaIdentifier(2697513L)).setAsNumber(new AsNumber(72L)).setCRouterIdentifier(new IsisPseudonodeCaseBuilder()
82             .setIsisPseudonode(new IsisPseudonodeBuilder().setIsIsRouterIdentifier(new IsIsRouterIdentifierBuilder()
83                 .setIsoSystemId(new IsoSystemIdentifier(new byte[]{0, 0, 0, 0, 0, (byte) 0x39})).build()).setPsn((short) 5).build()).build())
84         .setDomainId(new DomainIdentifier(28282828L)).build()).build();
85
86     private static final RouteDistinguisher RD = new RouteDistinguisher(new RdTwoOctetAs("0:5:3"));
87     private static final Identifier ID = new Identifier(BigInteger.ONE);
88     private static final CLinkstateDestination LINKSTATE_DESTINATION = new CLinkstateDestinationBuilder()
89         .setRouteDistinguisher(RD)
90         .setIdentifier(ID)
91         .setObjectType(OBJECT_TYPE2)
92         .setProtocolId(ProtocolId.IsisLevel1).build();
93
94     private static final DestinationLinkstateCase REACH_NLRI = new DestinationLinkstateCaseBuilder().setDestinationLinkstate(new DestinationLinkstateBuilder()
95         .setCLinkstateDestination(Collections.singletonList(LINKSTATE_DESTINATION)).build()).build();
96     private static final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationLinkstateCase UNREACH_NLRI =
97         new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.update.attributes.mp.unreach.nlri.withdrawn
98             .routes.destination.type.DestinationLinkstateCaseBuilder().setDestinationLinkstate(new org.opendaylight.yang.gen.v1.urn.opendaylight
99             .params.xml.ns.yang.bgp.linkstate.rev180329.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.destination.linkstate
100             ._case.DestinationLinkstateBuilder().setCLinkstateDestination(Collections.singletonList(LINKSTATE_DESTINATION)).build()).build();
101
102     static {
103         final BGPActivator act = new BGPActivator();
104         final BGPExtensionProviderContext context = new SimpleBGPExtensionProviderContext();
105         act.start(context);
106         assertEquals(LinkstateAddressFamily.class, context.getAddressFamilyRegistry().classForFamily(16388));
107         assertEquals(LinkstateSubsequentAddressFamily.class, context.getSubsequentAddressFamilyRegistry().classForFamily(71));
108         final ByteBuf buffer = Unpooled.buffer();
109         SimpleNlriTypeRegistry.getInstance().serializeNlriType(LINKSTATE_DESTINATION, buffer);
110         ROUTE_KEY = new LinkstateRouteKey(PATH_ID, ByteArray.encodeBase64(buffer));
111         ROUTE = new LinkstateRouteBuilder().withKey(ROUTE_KEY).setRouteDistinguisher(RD)
112                 .setIdentifier(ID).setObjectType(OBJECT_TYPE2)
113                 .setProtocolId(ProtocolId.IsisLevel1).setAttributes(new AttributesBuilder().build()).build();
114         ROUTES = new LinkstateRoutesBuilder().setLinkstateRoute(Collections.singletonList(ROUTE)).build();
115     }
116
117     @Override
118     public void setUp() throws Exception {
119         super.setUp();
120         this.ribSupport = LinkstateRIBSupport.getInstance(this.mappingService);
121         setUpTestCustomizer(ribSupport);
122     }
123
124     @Test
125     public void testDeleteRoutes() {
126         this.ribSupport.deleteRoutes(this.tx, getTablePath(), createNlriWithDrawnRoute(UNREACH_NLRI));
127         final InstanceIdentifier<LinkstateRoute> instanceIdentifier = this.deletedRoutes.get(0);
128         assertEquals(ROUTE_KEY, instanceIdentifier.firstKeyOf(LinkstateRoute.class));
129     }
130
131     @Test
132     public void testPutRoutes() {
133         this.ribSupport.putRoutes(this.tx, getTablePath(), createNlriAdvertiseRoute(REACH_NLRI), createAttributes());
134         final LinkstateRoute route = (LinkstateRoute) this.insertedRoutes.get(0).getValue();
135         assertEquals(ROUTE, route);
136     }
137
138     @Test
139     public void testEmptyRoute() {
140         assertEquals(createEmptyTable(), this.ribSupport.emptyTable());
141     }
142
143     @Test
144     public void testBuildMpUnreachNlriUpdate() {
145         final Update update = this.ribSupport.buildUpdate(Collections.emptyList(), createRoutes(ROUTES), ATTRIBUTES);
146         assertEquals(UNREACH_NLRI, update.getAttributes().augmentation(Attributes2.class)
147             .getMpUnreachNlri().getWithdrawnRoutes().getDestinationType());
148         assertNull(update.getAttributes().augmentation(Attributes1.class));
149     }
150
151     @Test
152     public void testBuildMpReachNlriUpdate() {
153         final Update update = this.ribSupport.buildUpdate(createRoutes(ROUTES), Collections.emptyList(), ATTRIBUTES);
154         assertEquals(REACH_NLRI, update.getAttributes().augmentation(Attributes1.class)
155                 .getMpReachNlri().getAdvertizedRoutes().getDestinationType());
156         assertNull(update.getAttributes().augmentation(Attributes2.class));
157     }
158
159     @Test
160     public void testCacheableNlriObjects() {
161         Assert.assertEquals(ImmutableSet.of(), this.ribSupport.cacheableNlriObjects());
162     }
163
164     @Test
165     public void testCacheableAttributeObjects() {
166         Assert.assertEquals(ImmutableSet.of(), this.ribSupport.cacheableAttributeObjects());
167     }
168
169     @Test
170     public void testRouteIdAddPath() {
171         Assert.assertEquals(ROUTE_KEY, this.ribSupport.createRouteListKey(ROUTE_KEY.getPathId().getValue(),
172                 ROUTE_KEY.getRouteKey()));
173     }
174
175     @Test
176     public void testRoutePath() {
177         final NodeIdentifierWithPredicates prefixNii = createRouteNIWP(ROUTES);
178         Assert.assertEquals(getRoutePath().node(prefixNii), this.ribSupport.routePath(getTablePath(), prefixNii));
179     }
180
181     @Test
182     public void testRouteAttributesIdentifier() {
183         Assert.assertEquals(new NodeIdentifier(QName.create(LinkstateRoutes.QNAME,
184             org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.tables.Attributes.QNAME.getLocalName().intern())),
185             this.ribSupport.routeAttributesIdentifier());
186     }
187
188     @Test
189     public void testRoutesCaseClass() {
190         Assert.assertEquals(LinkstateRoutesCase.class, this.ribSupport.routesCaseClass());
191     }
192
193     @Test
194     public void testRoutesContainerClass() {
195         Assert.assertEquals(LinkstateRoutes.class, this.ribSupport.routesContainerClass());
196     }
197
198     @Test
199     public void testRoutesListClass() {
200         Assert.assertEquals(LinkstateRoute.class, this.ribSupport.routesListClass());
201     }
202
203     @Test
204     public void testChangedRoutes() {
205        final Routes emptyCase = new LinkstateRoutesCaseBuilder().build();
206         DataTreeCandidateNode tree = DataTreeCandidates.fromNormalizedNode(getRoutePath(),
207                 createRoutes(emptyCase)).getRootNode();
208         Assert.assertTrue(this.ribSupport.changedRoutes(tree).isEmpty());
209
210         final Routes emptyRoutes = new LinkstateRoutesCaseBuilder()
211                 .setLinkstateRoutes(new LinkstateRoutesBuilder().build()).build();
212         tree = DataTreeCandidates.fromNormalizedNode(getRoutePath(), createRoutes(emptyRoutes)).getRootNode();
213         Assert.assertTrue(this.ribSupport.changedRoutes(tree).isEmpty());
214
215         final Routes routes = new LinkstateRoutesCaseBuilder().setLinkstateRoutes(ROUTES).build();
216         tree = DataTreeCandidates.fromNormalizedNode(getRoutePath(), createRoutes(routes)).getRootNode();
217         final Collection<DataTreeCandidateNode> result = this.ribSupport.changedRoutes(tree);
218         Assert.assertFalse(result.isEmpty());
219     }
220 }