Jian Li | daa7d6a | 2021-04-13 17:22:56 +0900 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2021-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.kubevirtnetworking.impl; |
| 17 | |
| 18 | import com.google.common.collect.ImmutableSet; |
| 19 | import com.google.common.collect.Lists; |
| 20 | import com.google.common.util.concurrent.MoreExecutors; |
| 21 | import org.junit.After; |
| 22 | import org.junit.Before; |
| 23 | import org.junit.Test; |
| 24 | import org.onlab.junit.TestUtils; |
| 25 | import org.onlab.packet.IpAddress; |
| 26 | import org.onosproject.core.ApplicationId; |
| 27 | import org.onosproject.core.CoreServiceAdapter; |
| 28 | import org.onosproject.core.DefaultApplicationId; |
| 29 | import org.onosproject.event.Event; |
| 30 | import org.onosproject.kubevirtnetworking.api.DefaultKubevirtLoadBalancer; |
| 31 | import org.onosproject.kubevirtnetworking.api.KubevirtLoadBalancer; |
| 32 | import org.onosproject.kubevirtnetworking.api.KubevirtLoadBalancerEvent; |
| 33 | import org.onosproject.kubevirtnetworking.api.KubevirtLoadBalancerListener; |
| 34 | import org.onosproject.store.service.TestStorageService; |
| 35 | |
| 36 | import java.util.List; |
| 37 | |
| 38 | import static org.junit.Assert.assertEquals; |
| 39 | import static org.junit.Assert.assertNotNull; |
| 40 | import static org.junit.Assert.assertNull; |
| 41 | import static org.onosproject.kubevirtnetworking.api.KubevirtLoadBalancerEvent.Type.KUBEVIRT_LOAD_BALANCER_CREATED; |
| 42 | import static org.onosproject.kubevirtnetworking.api.KubevirtLoadBalancerEvent.Type.KUBEVIRT_LOAD_BALANCER_REMOVED; |
| 43 | import static org.onosproject.kubevirtnetworking.api.KubevirtLoadBalancerEvent.Type.KUBEVIRT_LOAD_BALANCER_UPDATED; |
| 44 | |
| 45 | /** |
| 46 | * Unit tests for kubernetes load balancer manager. |
| 47 | */ |
| 48 | public class KubevirtLoadBalancerManagerTest { |
| 49 | |
| 50 | private static final ApplicationId TEST_APP_ID = new DefaultApplicationId(1, "test"); |
| 51 | |
| 52 | private static final String LB_NAME = "lb-1"; |
| 53 | private static final String NETWORK_NAME = "vxlan-1"; |
| 54 | private static final String UPDATED_DESCRIPTION = "lb-updated"; |
| 55 | private static final String UNKNOWN_ID = "unknown"; |
| 56 | |
| 57 | private static final KubevirtLoadBalancer LB = DefaultKubevirtLoadBalancer.builder() |
| 58 | .name(LB_NAME) |
| 59 | .description(LB_NAME) |
| 60 | .networkId(NETWORK_NAME) |
| 61 | .vip(IpAddress.valueOf("10.10.10.10")) |
| 62 | .members(ImmutableSet.of()) |
| 63 | .rules(ImmutableSet.of()) |
| 64 | .build(); |
| 65 | |
| 66 | private static final KubevirtLoadBalancer LB_UPDATED = DefaultKubevirtLoadBalancer.builder() |
| 67 | .name(LB_NAME) |
| 68 | .description(UPDATED_DESCRIPTION) |
| 69 | .networkId(NETWORK_NAME) |
| 70 | .vip(IpAddress.valueOf("10.10.10.10")) |
| 71 | .members(ImmutableSet.of()) |
| 72 | .rules(ImmutableSet.of()) |
| 73 | .build(); |
| 74 | |
| 75 | private static final KubevirtLoadBalancer LB_WITH_MEMBERS = DefaultKubevirtLoadBalancer.builder() |
| 76 | .name(LB_NAME) |
| 77 | .description(LB_NAME) |
| 78 | .networkId(NETWORK_NAME) |
| 79 | .vip(IpAddress.valueOf("10.10.10.10")) |
| 80 | .members(ImmutableSet.of(IpAddress.valueOf("10.10.10.11"), |
| 81 | IpAddress.valueOf("10.10.10.12"))) |
| 82 | .rules(ImmutableSet.of()) |
| 83 | .build(); |
| 84 | |
| 85 | private final TestKubevirtLoadBalancerListener testListener = new TestKubevirtLoadBalancerListener(); |
| 86 | |
| 87 | private KubevirtLoadBalancerManager target; |
| 88 | private DistributedKubevirtLoadBalancerStore lbStore; |
| 89 | |
| 90 | @Before |
| 91 | public void setUp() throws Exception { |
| 92 | lbStore = new DistributedKubevirtLoadBalancerStore(); |
| 93 | TestUtils.setField(lbStore, "coreService", new TestCoreService()); |
| 94 | TestUtils.setField(lbStore, "storageService", new TestStorageService()); |
| 95 | TestUtils.setField(lbStore, "eventExecutor", MoreExecutors.newDirectExecutorService()); |
| 96 | lbStore.activate(); |
| 97 | |
| 98 | target = new KubevirtLoadBalancerManager(); |
| 99 | TestUtils.setField(target, "coreService", new TestCoreService()); |
| 100 | target.kubevirtLoadBalancerStore = lbStore; |
| 101 | target.addListener(testListener); |
| 102 | target.activate(); |
| 103 | } |
| 104 | |
| 105 | @After |
| 106 | public void tearDown() { |
| 107 | target.removeListener(testListener); |
| 108 | lbStore.deactivate(); |
| 109 | target.deactivate(); |
| 110 | lbStore = null; |
| 111 | target = null; |
| 112 | } |
| 113 | |
| 114 | /** |
| 115 | * Tests if getting all load balancers returns the correct set of load balancers. |
| 116 | */ |
| 117 | @Test |
| 118 | public void testGetLoadBalancers() { |
| 119 | createBasicLoadBalancers(); |
| 120 | assertEquals("Number of load balancers did not match", 1, target.loadBalancers().size()); |
| 121 | } |
| 122 | |
| 123 | /** |
| 124 | * Tests if getting a load balancer with ID returns the correct load balancer. |
| 125 | */ |
| 126 | @Test |
| 127 | public void testGetLoadBalancerByName() { |
| 128 | createBasicLoadBalancers(); |
| 129 | assertNotNull("Load balancer did not match", target.loadBalancer(LB_NAME)); |
| 130 | assertNull("Load balancer did not match", target.loadBalancer(UNKNOWN_ID)); |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * Tests creating and removing a load balancer, and checks if it triggers proper events. |
| 135 | */ |
| 136 | @Test |
| 137 | public void testCreateAndRemoveLoadBalancer() { |
| 138 | target.createLoadBalancer(LB); |
| 139 | assertEquals("Number of load balancers did not match", 1, target.loadBalancers().size()); |
| 140 | assertNotNull("Load balancer was not created", target.loadBalancer(LB_NAME)); |
| 141 | |
| 142 | target.removeLoadBalancer(LB_NAME); |
| 143 | assertEquals("Number of load balancers did not match", 0, target.loadBalancers().size()); |
| 144 | assertNull("Load balancer was not removed", target.loadBalancer(LB_NAME)); |
| 145 | |
| 146 | validateEvents(KUBEVIRT_LOAD_BALANCER_CREATED, KUBEVIRT_LOAD_BALANCER_REMOVED); |
| 147 | } |
| 148 | |
| 149 | /** |
| 150 | * Tests updating a load balancer, and checks if it triggers proper events. |
| 151 | */ |
| 152 | @Test |
| 153 | public void testCreateAndUpdateLoadBalancer() { |
| 154 | target.createLoadBalancer(LB); |
| 155 | assertEquals("Number of load balancers did not match", 1, target.loadBalancers().size()); |
| 156 | assertEquals("Load balancer did not match", LB_NAME, target.loadBalancer(LB_NAME).name()); |
| 157 | |
| 158 | target.updateLoadBalancer(LB_UPDATED); |
| 159 | assertEquals("Number of load balancers did not match", 1, target.loadBalancers().size()); |
| 160 | assertEquals("Load balancer did not match", LB_NAME, target.loadBalancer(LB_NAME).name()); |
| 161 | |
| 162 | validateEvents(KUBEVIRT_LOAD_BALANCER_CREATED, KUBEVIRT_LOAD_BALANCER_UPDATED); |
| 163 | } |
| 164 | |
| 165 | /** |
| 166 | * Tests if creating a null load balancer fails with an exception. |
| 167 | */ |
| 168 | @Test(expected = NullPointerException.class) |
| 169 | public void testCreateNullLoadBalancer() { |
| 170 | target.createLoadBalancer(null); |
| 171 | } |
| 172 | |
| 173 | /** |
| 174 | * Tests if creating a duplicate load balancer fails with an exception. |
| 175 | */ |
| 176 | @Test(expected = IllegalArgumentException.class) |
| 177 | public void testCreateDuplicateLoadBalancer() { |
| 178 | target.createLoadBalancer(LB); |
| 179 | target.createLoadBalancer(LB); |
| 180 | } |
| 181 | |
| 182 | /** |
| 183 | * Tests if removing load balancer with null ID fails with an exception. |
| 184 | */ |
| 185 | @Test(expected = IllegalArgumentException.class) |
| 186 | public void testRemoveLoadBalancerWithNull() { |
| 187 | target.removeLoadBalancer(null); |
| 188 | } |
| 189 | |
| 190 | /** |
| 191 | * Tests if updating an unregistered load balancer fails with an exception. |
| 192 | */ |
| 193 | @Test(expected = IllegalArgumentException.class) |
| 194 | public void testUpdateUnregisteredLoadBalancer() { |
| 195 | target.updateLoadBalancer(LB); |
| 196 | } |
| 197 | |
| 198 | private void createBasicLoadBalancers() { |
| 199 | target.createLoadBalancer(LB); |
| 200 | } |
| 201 | |
| 202 | private static class TestCoreService extends CoreServiceAdapter { |
| 203 | |
| 204 | @Override |
| 205 | public ApplicationId registerApplication(String name) { |
| 206 | return TEST_APP_ID; |
| 207 | } |
| 208 | } |
| 209 | |
| 210 | private static class TestKubevirtLoadBalancerListener implements KubevirtLoadBalancerListener { |
| 211 | |
| 212 | private List<KubevirtLoadBalancerEvent> events = Lists.newArrayList(); |
| 213 | |
| 214 | @Override |
| 215 | public void event(KubevirtLoadBalancerEvent event) { |
| 216 | events.add(event); |
| 217 | } |
| 218 | } |
| 219 | |
| 220 | private void validateEvents(Enum... types) { |
| 221 | int i = 0; |
| 222 | assertEquals("Number of events did not match", types.length, testListener.events.size()); |
| 223 | for (Event event : testListener.events) { |
| 224 | assertEquals("Incorrect event received", types[i], event.type()); |
| 225 | i++; |
| 226 | } |
| 227 | testListener.events.clear(); |
| 228 | } |
| 229 | } |