| /* |
| * 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.net.intent.impl.compiler; |
| |
| import org.hamcrest.Matchers; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.TestApplicationId; |
| import org.onosproject.net.Host; |
| import org.onosproject.net.HostId; |
| import org.onosproject.net.flow.TrafficSelector; |
| import org.onosproject.net.flow.TrafficTreatment; |
| import org.onosproject.net.host.HostService; |
| import org.onosproject.net.intent.AbstractIntentTest; |
| import org.onosproject.net.intent.HostToHostIntent; |
| import org.onosproject.net.intent.Intent; |
| import org.onosproject.net.intent.IntentTestsMocks; |
| import org.onosproject.net.intent.PathIntent; |
| import org.onlab.packet.MacAddress; |
| import org.onlab.packet.VlanId; |
| |
| import java.util.List; |
| |
| import static org.easymock.EasyMock.*; |
| import static org.hamcrest.CoreMatchers.notNullValue; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.hamcrest.Matchers.hasSize; |
| import static org.hamcrest.Matchers.is; |
| import static org.onosproject.net.NetTestTools.hid; |
| import static org.onosproject.net.intent.LinksHaveEntryWithSourceDestinationPairMatcher.linksHasPath; |
| |
| /** |
| * Unit tests for the HostToHost intent compiler. |
| */ |
| public class HostToHostIntentCompilerTest extends AbstractIntentTest { |
| private static final String HOST_ONE_MAC = "00:00:00:00:00:01"; |
| private static final String HOST_TWO_MAC = "00:00:00:00:00:02"; |
| private static final String HOST_ONE_VLAN = "-1"; |
| private static final String HOST_TWO_VLAN = "-1"; |
| private static final String HOST_ONE = HOST_ONE_MAC + "/" + HOST_ONE_VLAN; |
| private static final String HOST_TWO = HOST_TWO_MAC + "/" + HOST_TWO_VLAN; |
| |
| private static final ApplicationId APPID = new TestApplicationId("foo"); |
| |
| private TrafficSelector selector = new IntentTestsMocks.MockSelector(); |
| private TrafficTreatment treatment = new IntentTestsMocks.MockTreatment(); |
| |
| private HostId hostOneId = HostId.hostId(HOST_ONE); |
| private HostId hostTwoId = HostId.hostId(HOST_TWO); |
| private HostService mockHostService; |
| |
| @Before |
| public void setUp() throws Exception { |
| super.setUp(); |
| Host hostOne = createMock(Host.class); |
| expect(hostOne.mac()).andReturn(new MacAddress(HOST_ONE_MAC.getBytes())).anyTimes(); |
| expect(hostOne.vlan()).andReturn(VlanId.vlanId()).anyTimes(); |
| replay(hostOne); |
| |
| Host hostTwo = createMock(Host.class); |
| expect(hostTwo.mac()).andReturn(new MacAddress(HOST_TWO_MAC.getBytes())).anyTimes(); |
| expect(hostTwo.vlan()).andReturn(VlanId.vlanId()).anyTimes(); |
| replay(hostTwo); |
| |
| mockHostService = createMock(HostService.class); |
| expect(mockHostService.getHost(eq(hostOneId))).andReturn(hostOne).anyTimes(); |
| expect(mockHostService.getHost(eq(hostTwoId))).andReturn(hostTwo).anyTimes(); |
| replay(mockHostService); |
| } |
| |
| /** |
| * Creates a HostToHost intent based on two host Ids. |
| * |
| * @param oneIdString string for host one id |
| * @param twoIdString string for host two id |
| * @return HostToHostIntent for the two hosts |
| */ |
| private HostToHostIntent makeIntent(String oneIdString, String twoIdString) { |
| return HostToHostIntent.builder() |
| .appId(APPID) |
| .one(hid(oneIdString)) |
| .two(hid(twoIdString)) |
| .selector(selector) |
| .treatment(treatment) |
| .build(); |
| } |
| |
| /** |
| * Creates a compiler for HostToHost intents. |
| * |
| * @param hops string array describing the path hops to use when compiling |
| * @return HostToHost intent compiler |
| */ |
| private HostToHostIntentCompiler makeCompiler(String[] hops) { |
| HostToHostIntentCompiler compiler = |
| new HostToHostIntentCompiler(); |
| compiler.pathService = new IntentTestsMocks.MockPathService(hops); |
| compiler.hostService = mockHostService; |
| compiler.resourceService = new MockResourceService(); |
| return compiler; |
| } |
| |
| |
| /** |
| * Tests a pair of hosts with 8 hops between them. |
| */ |
| @Test |
| public void testSingleLongPathCompilation() { |
| |
| HostToHostIntent intent = makeIntent(HOST_ONE, |
| HOST_TWO); |
| assertThat(intent, is(notNullValue())); |
| |
| String[] hops = {HOST_ONE, "h1", "h2", "h3", "h4", "h5", "h6", "h7", "h8", HOST_TWO}; |
| HostToHostIntentCompiler compiler = makeCompiler(hops); |
| assertThat(compiler, is(notNullValue())); |
| |
| List<Intent> result = compiler.compile(intent, null); |
| assertThat(result, is(Matchers.notNullValue())); |
| assertThat(result, hasSize(2)); |
| Intent forwardResultIntent = result.get(0); |
| assertThat(forwardResultIntent instanceof PathIntent, is(true)); |
| Intent reverseResultIntent = result.get(1); |
| assertThat(reverseResultIntent instanceof PathIntent, is(true)); |
| |
| if (forwardResultIntent instanceof PathIntent) { |
| PathIntent forwardPathIntent = (PathIntent) forwardResultIntent; |
| assertThat(forwardPathIntent.path().links(), hasSize(9)); |
| assertThat(forwardPathIntent.path().links(), linksHasPath(HOST_ONE, "h1")); |
| assertThat(forwardPathIntent.path().links(), linksHasPath("h1", "h2")); |
| assertThat(forwardPathIntent.path().links(), linksHasPath("h2", "h3")); |
| assertThat(forwardPathIntent.path().links(), linksHasPath("h3", "h4")); |
| assertThat(forwardPathIntent.path().links(), linksHasPath("h4", "h5")); |
| assertThat(forwardPathIntent.path().links(), linksHasPath("h5", "h6")); |
| assertThat(forwardPathIntent.path().links(), linksHasPath("h6", "h7")); |
| assertThat(forwardPathIntent.path().links(), linksHasPath("h7", "h8")); |
| assertThat(forwardPathIntent.path().links(), linksHasPath("h8", HOST_TWO)); |
| } |
| |
| if (reverseResultIntent instanceof PathIntent) { |
| PathIntent reversePathIntent = (PathIntent) reverseResultIntent; |
| assertThat(reversePathIntent.path().links(), hasSize(9)); |
| assertThat(reversePathIntent.path().links(), linksHasPath("h1", HOST_ONE)); |
| assertThat(reversePathIntent.path().links(), linksHasPath("h2", "h1")); |
| assertThat(reversePathIntent.path().links(), linksHasPath("h3", "h2")); |
| assertThat(reversePathIntent.path().links(), linksHasPath("h4", "h3")); |
| assertThat(reversePathIntent.path().links(), linksHasPath("h5", "h4")); |
| assertThat(reversePathIntent.path().links(), linksHasPath("h6", "h5")); |
| assertThat(reversePathIntent.path().links(), linksHasPath("h7", "h6")); |
| assertThat(reversePathIntent.path().links(), linksHasPath("h8", "h7")); |
| assertThat(reversePathIntent.path().links(), linksHasPath(HOST_TWO, "h8")); |
| } |
| } |
| } |