Do not create empty route list container
[bgpcep.git] / bgp / extensions / l3vpn / src / test / java / org / opendaylight / protocol / bgp / l3vpn / unicast / ipv4 / VpnIpv4RIBSupportTest.java
1 /*
2  * Copyright (c) 2016 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
9 package org.opendaylight.protocol.bgp.l3vpn.unicast.ipv4;
10
11 import static org.junit.Assert.assertEquals;
12 import static org.junit.Assert.assertNull;
13 import static org.junit.Assert.assertTrue;
14 import static org.opendaylight.protocol.bgp.l3vpn.unicast.ipv4.VpnIpv4NlriParserTest.DISTINGUISHER;
15 import static org.opendaylight.protocol.bgp.l3vpn.unicast.ipv4.VpnIpv4NlriParserTest.IPV4_PREFIX;
16 import static org.opendaylight.protocol.bgp.l3vpn.unicast.ipv4.VpnIpv4NlriParserTest.IPV4_VPN;
17 import static org.opendaylight.protocol.bgp.l3vpn.unicast.ipv4.VpnIpv4NlriParserTest.LABEL_STACK;
18 import static org.opendaylight.protocol.bgp.parser.spi.PathIdUtil.NON_PATH_ID;
19
20 import com.google.common.collect.ImmutableSet;
21 import java.util.Collection;
22 import java.util.Collections;
23 import org.junit.Assert;
24 import org.junit.Test;
25 import org.opendaylight.protocol.bgp.rib.spi.AbstractRIBSupportTest;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.PathId;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.Update;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.Attributes;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.Attributes1;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.Attributes2;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.tables.Routes;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv4.rev180329.bgp.rib.rib.loc.rib.tables.routes.VpnIpv4RoutesCase;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv4.rev180329.bgp.rib.rib.loc.rib.tables.routes.VpnIpv4RoutesCaseBuilder;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv4.rev180329.l3vpn.ipv4.destination.VpnIpv4DestinationBuilder;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv4.rev180329.l3vpn.ipv4.routes.VpnIpv4Routes;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv4.rev180329.l3vpn.ipv4.routes.VpnIpv4RoutesBuilder;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv4.rev180329.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationVpnIpv4Case;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv4.rev180329.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationVpnIpv4CaseBuilder;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.rev180329.l3vpn.ip.route.VpnRoute;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.rev180329.l3vpn.ip.route.VpnRouteBuilder;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.rev180329.l3vpn.ip.route.VpnRouteKey;
42 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
43 import org.opendaylight.yangtools.yang.common.QName;
44 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
45 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
46 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidateNode;
47 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidates;
48
49 public class VpnIpv4RIBSupportTest extends AbstractRIBSupportTest<VpnIpv4RoutesCase, VpnIpv4Routes, VpnRoute,
50         VpnRouteKey> {
51     private VpnIpv4RIBSupport ribSupport;
52
53     private static final DestinationVpnIpv4Case REACH_NLRI = new DestinationVpnIpv4CaseBuilder().setVpnIpv4Destination(
54         new VpnIpv4DestinationBuilder().setVpnDestination(Collections.singletonList(IPV4_VPN)).build()).build();
55
56     private static final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv4.rev180329.update
57             .attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationVpnIpv4Case UNREACH_NLRI =
58             new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv4.rev180329.update
59                     .attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationVpnIpv4CaseBuilder()
60                     .setVpnIpv4Destination(new VpnIpv4DestinationBuilder()
61                             .setVpnDestination(Collections.singletonList(IPV4_VPN)).build()).build();
62     private static final VpnRouteKey ROUTE_KEY = new VpnRouteKey(new PathId(0L), "WAABAQIDBAECIgEW");
63
64     private static final VpnRoute ROUTE = new VpnRouteBuilder().setPathId(NON_PATH_ID)
65             .setAttributes(ATTRIBUTES).setPrefix(IPV4_PREFIX)
66         .setLabelStack(LABEL_STACK).setRouteDistinguisher(DISTINGUISHER).withKey(ROUTE_KEY).build();
67     private static final VpnIpv4Routes ROUTES = new VpnIpv4RoutesBuilder()
68             .setVpnRoute(Collections.singletonList(ROUTE)).build();
69
70     @Override
71     public void setUp() throws Exception {
72         super.setUp();
73         this.ribSupport = VpnIpv4RIBSupport.getInstance(this.mappingService);
74         setUpTestCustomizer(this.ribSupport);
75     }
76
77     @Test
78     public void testDeleteRoutes() {
79         this.ribSupport.deleteRoutes(this.tx, getTablePath(), createNlriWithDrawnRoute(UNREACH_NLRI));
80         final InstanceIdentifier<VpnRoute> instanceIdentifier = this.deletedRoutes.get(0);
81         assertEquals(ROUTE_KEY, instanceIdentifier.firstKeyOf(VpnRoute.class));
82     }
83
84     @Test
85     public void testPutRoutes() {
86         this.ribSupport.putRoutes(this.tx, getTablePath(), createNlriAdvertiseRoute(REACH_NLRI), createAttributes());
87         final VpnRoute route = (VpnRoute) this.insertedRoutes.get(0).getValue();
88         assertEquals(ROUTE, route);
89     }
90
91
92     @Test
93     public void testEmptyRoute() {
94         assertEquals(createEmptyTable(), this.ribSupport.emptyTable());
95     }
96
97     @Test
98     public void testBuildMpUnreachNlriUpdate() {
99         final Update update = this.ribSupport.buildUpdate(Collections.emptyList(), createRoutes(ROUTES), ATTRIBUTES);
100         assertEquals(UNREACH_NLRI, update.getAttributes().augmentation(Attributes2.class)
101             .getMpUnreachNlri().getWithdrawnRoutes().getDestinationType());
102         assertNull(update.getAttributes().augmentation(Attributes1.class));
103     }
104
105     @Test
106     public void testBuildMpReachNlriUpdate() {
107         final Update update = this.ribSupport.buildUpdate(createRoutes(ROUTES), Collections.emptyList(), ATTRIBUTES);
108         assertEquals(REACH_NLRI, update.getAttributes().augmentation(Attributes1.class).getMpReachNlri()
109                 .getAdvertizedRoutes().getDestinationType());
110         assertNull(update.getAttributes().augmentation(Attributes2.class));
111     }
112
113     @Test
114     public void testCacheableNlriObjects() {
115         assertEquals(ImmutableSet.of(), this.ribSupport.cacheableNlriObjects());
116     }
117
118     @Test
119     public void testCacheableAttributeObjects() {
120         assertEquals(ImmutableSet.of(), this.ribSupport.cacheableAttributeObjects());
121     }
122
123     @Test
124     public void testRouteIdAddPath() {
125         Assert.assertEquals(ROUTE_KEY, this.ribSupport.createRouteListKey(0L, ROUTE_KEY.getRouteKey()));
126     }
127
128     @Test
129     public void testRoutePath() {
130         final NodeIdentifierWithPredicates prefixNii = createRouteNIWP(ROUTES);
131         assertEquals(getRoutePath().node(prefixNii), ribSupport
132                 .routePath(getTablePath(), prefixNii));
133     }
134
135     @Test
136     public void testRouteAttributesIdentifier() {
137         assertEquals(new NodeIdentifier(QName.create(VpnIpv4Routes.QNAME,
138                 Attributes.QNAME.getLocalName().intern())), this.ribSupport.routeAttributesIdentifier());
139     }
140
141     @Test
142     public void testRoutesCaseClass() {
143         assertEquals(VpnIpv4RoutesCase.class, this.ribSupport.routesCaseClass());
144     }
145
146     @Test
147     public void testRoutesContainerClass() {
148         assertEquals(VpnIpv4Routes.class, this.ribSupport.routesContainerClass());
149     }
150
151     @Test
152     public void testRoutesListClass() {
153         assertEquals(VpnRoute.class, this.ribSupport.routesListClass());
154     }
155
156     @Test
157     public void testChangedRoutes() {
158         final Routes emptyCase = new VpnIpv4RoutesCaseBuilder().build();
159         DataTreeCandidateNode tree = DataTreeCandidates.fromNormalizedNode(getRoutePath(),
160                 createRoutes(emptyCase)).getRootNode();
161         assertTrue(this.ribSupport.changedRoutes(tree).isEmpty());
162
163         final Routes emptyRoutes = new VpnIpv4RoutesCaseBuilder().setVpnIpv4Routes(
164                 new VpnIpv4RoutesBuilder().build()).build();
165         tree = DataTreeCandidates.fromNormalizedNode(getRoutePath(), createRoutes(emptyRoutes)).getRootNode();
166         assertTrue(this.ribSupport.changedRoutes(tree).isEmpty());
167
168         final Routes routes = new VpnIpv4RoutesCaseBuilder().setVpnIpv4Routes(ROUTES).build();
169         tree = DataTreeCandidates.fromNormalizedNode(getRoutePath(), createRoutes(routes)).getRootNode();
170         final Collection<DataTreeCandidateNode> result = this.ribSupport.changedRoutes(tree);
171         Assert.assertFalse(result.isEmpty());
172     }
173 }