| /* |
| * Copyright 2014-2015 Open Networking Laboratory |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.common; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.onlab.packet.ChassisId; |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.net.DefaultDevice; |
| import org.onosproject.net.DefaultLink; |
| import org.onosproject.net.Device; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.Link; |
| import org.onosproject.net.Path; |
| import org.onosproject.net.PortNumber; |
| import org.onosproject.net.provider.ProviderId; |
| import org.onosproject.net.topology.ClusterId; |
| import org.onosproject.net.topology.DefaultGraphDescription; |
| import org.onosproject.net.topology.GraphDescription; |
| import org.onosproject.net.topology.LinkWeight; |
| import org.onosproject.net.topology.TopologyCluster; |
| |
| import java.util.Set; |
| |
| import static com.google.common.collect.ImmutableSet.of; |
| import static org.junit.Assert.*; |
| import static org.onosproject.net.DeviceId.deviceId; |
| import static org.onosproject.net.PortNumber.portNumber; |
| |
| /** |
| * Test of the default topology implementation. |
| */ |
| public class DefaultTopologyTest { |
| |
| public static final ProviderId PID = new ProviderId("of", "foo.bar"); |
| |
| public static final DeviceId D1 = deviceId("of:1"); |
| public static final DeviceId D2 = deviceId("of:2"); |
| public static final DeviceId D3 = deviceId("of:3"); |
| public static final DeviceId D4 = deviceId("of:4"); |
| public static final DeviceId D5 = deviceId("of:5"); |
| |
| public static final PortNumber P1 = portNumber(1); |
| public static final PortNumber P2 = portNumber(2); |
| |
| public static final LinkWeight WEIGHT = edge -> |
| edge.src().deviceId().equals(D4) || edge.dst().deviceId().equals(D4) |
| ? 2.0 : 1.0; |
| |
| private DefaultTopology dt; |
| |
| @Before |
| public void setUp() { |
| long now = System.currentTimeMillis(); |
| Set<Device> devices = of(device("1"), device("2"), |
| device("3"), device("4"), |
| device("5")); |
| Set<Link> links = of(link("1", 1, "2", 1), link("2", 1, "1", 1), |
| link("3", 2, "2", 2), link("2", 2, "3", 2), |
| link("1", 3, "4", 3), link("4", 3, "1", 3), |
| link("3", 4, "4", 4), link("4", 4, "3", 4)); |
| GraphDescription graphDescription = |
| new DefaultGraphDescription(now, System.currentTimeMillis(), devices, links); |
| |
| dt = new DefaultTopology(PID, graphDescription); |
| assertEquals("incorrect supplier", PID, dt.providerId()); |
| assertEquals("incorrect time", now, dt.time()); |
| assertEquals("incorrect device count", 5, dt.deviceCount()); |
| assertEquals("incorrect link count", 8, dt.linkCount()); |
| assertEquals("incorrect cluster count", 2, dt.clusterCount()); |
| assertEquals("incorrect broadcast set size", 6, |
| dt.broadcastSetSize(ClusterId.clusterId(0))); |
| } |
| |
| @Test |
| public void pathRelated() { |
| Set<Path> paths = dt.getPaths(D1, D2); |
| assertEquals("incorrect path count", 1, paths.size()); |
| |
| paths = dt.getPaths(D1, D3); |
| assertEquals("incorrect path count", 2, paths.size()); |
| |
| paths = dt.getPaths(D1, D5); |
| assertTrue("no paths expected", paths.isEmpty()); |
| |
| paths = dt.getPaths(D1, D3, WEIGHT); |
| assertEquals("incorrect path count", 1, paths.size()); |
| } |
| |
| @Test |
| public void pointRelated() { |
| assertTrue("should be infrastructure point", |
| dt.isInfrastructure(new ConnectPoint(D1, P1))); |
| assertFalse("should not be infrastructure point", |
| dt.isInfrastructure(new ConnectPoint(D1, P2))); |
| } |
| |
| @Test |
| public void clusterRelated() { |
| Set<TopologyCluster> clusters = dt.getClusters(); |
| assertEquals("incorrect cluster count", 2, clusters.size()); |
| |
| TopologyCluster c = dt.getCluster(D1); |
| Set<DeviceId> devs = dt.getClusterDevices(c); |
| assertEquals("incorrect cluster device count", 4, devs.size()); |
| assertTrue("cluster should contain D2", devs.contains(D2)); |
| assertFalse("cluster should not contain D5", devs.contains(D5)); |
| } |
| |
| // Short-hand for creating a link. |
| public static Link link(String src, int sp, String dst, int dp) { |
| return DefaultLink.builder().providerId(PID) |
| .src(new ConnectPoint(did(src), portNumber(sp))) |
| .dst(new ConnectPoint(did(dst), portNumber(dp))) |
| .type(Link.Type.DIRECT) |
| .build(); |
| } |
| |
| // Crates a new device with the specified id |
| public static Device device(String id) { |
| return new DefaultDevice(PID, did(id), Device.Type.SWITCH, |
| "mfg", "1.0", "1.1", "1234", new ChassisId()); |
| } |
| |
| // Short-hand for producing a device id from a string |
| public static DeviceId did(String id) { |
| return deviceId("of:" + id); |
| } |
| |
| } |