| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.shardingsphere.elasticjob.lite.internal.election; |
| |
| import org.apache.curator.framework.recipes.cache.CuratorCacheListener.Type; |
| import org.apache.shardingsphere.elasticjob.infra.handler.sharding.JobInstance; |
| import org.apache.shardingsphere.elasticjob.lite.internal.schedule.JobRegistry; |
| import org.apache.shardingsphere.elasticjob.lite.internal.schedule.JobScheduleController; |
| import org.apache.shardingsphere.elasticjob.lite.internal.server.ServerService; |
| import org.apache.shardingsphere.elasticjob.lite.internal.server.ServerStatus; |
| import org.apache.shardingsphere.elasticjob.lite.internal.storage.JobNodeStorage; |
| import org.apache.shardingsphere.elasticjob.reg.base.CoordinatorRegistryCenter; |
| import org.apache.shardingsphere.elasticjob.lite.util.ReflectionUtils; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.ArgumentMatchers; |
| import org.mockito.Mock; |
| import org.mockito.junit.MockitoJUnitRunner; |
| |
| import static org.mockito.Mockito.times; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.when; |
| |
| @RunWith(MockitoJUnitRunner.class) |
| public final class ElectionListenerManagerTest { |
| |
| @Mock |
| private CoordinatorRegistryCenter regCenter; |
| |
| @Mock |
| private JobScheduleController jobScheduleController; |
| |
| @Mock |
| private JobNodeStorage jobNodeStorage; |
| |
| @Mock |
| private LeaderService leaderService; |
| |
| @Mock |
| private ServerService serverService; |
| |
| private final ElectionListenerManager electionListenerManager = new ElectionListenerManager(null, "test_job"); |
| |
| @Before |
| public void setUp() { |
| JobRegistry.getInstance().addJobInstance("test_job", new JobInstance("127.0.0.1@-@0")); |
| ReflectionUtils.setSuperclassFieldValue(electionListenerManager, "jobNodeStorage", jobNodeStorage); |
| ReflectionUtils.setFieldValue(electionListenerManager, "leaderService", leaderService); |
| ReflectionUtils.setFieldValue(electionListenerManager, "serverService", serverService); |
| } |
| |
| @Test |
| public void assertStart() { |
| electionListenerManager.start(); |
| verify(jobNodeStorage, times(2)).addDataListener(ArgumentMatchers.<ElectionListenerManager.LeaderElectionJobListener>any()); |
| } |
| |
| @Test |
| public void assertIsNotLeaderInstancePathAndServerPath() { |
| electionListenerManager.new LeaderElectionJobListener().dataChanged("/test_job/leader/election/other", Type.NODE_DELETED, "127.0.0.1"); |
| verify(leaderService, times(0)).electLeader(); |
| } |
| |
| @Test |
| public void assertLeaderElectionWhenAddLeaderInstancePath() { |
| electionListenerManager.new LeaderElectionJobListener().dataChanged("/test_job/leader/election/instance", Type.NODE_CREATED, "127.0.0.1"); |
| verify(leaderService, times(0)).electLeader(); |
| } |
| |
| @Test |
| public void assertLeaderElectionWhenRemoveLeaderInstancePathWithoutAvailableServers() { |
| electionListenerManager.new LeaderElectionJobListener().dataChanged("/test_job/leader/election/instance", Type.NODE_DELETED, "127.0.0.1"); |
| verify(leaderService, times(0)).electLeader(); |
| } |
| |
| @Test |
| public void assertLeaderElectionWhenRemoveLeaderInstancePathWithAvailableServerButJobInstanceIsShutdown() { |
| electionListenerManager.new LeaderElectionJobListener().dataChanged("/test_job/leader/election/instance", Type.NODE_DELETED, "127.0.0.1"); |
| verify(leaderService, times(0)).electLeader(); |
| } |
| |
| @Test |
| public void assertLeaderElectionWhenRemoveLeaderInstancePathWithAvailableServer() { |
| JobRegistry.getInstance().registerRegistryCenter("test_job", regCenter); |
| JobRegistry.getInstance().registerJob("test_job", jobScheduleController); |
| when(serverService.isAvailableServer("127.0.0.1")).thenReturn(true); |
| electionListenerManager.new LeaderElectionJobListener().dataChanged("/test_job/leader/election/instance", Type.NODE_DELETED, "127.0.0.1"); |
| verify(leaderService).electLeader(); |
| JobRegistry.getInstance().shutdown("test_job"); |
| } |
| |
| @Test |
| public void assertLeaderElectionWhenServerDisableWithoutLeader() { |
| electionListenerManager.new LeaderElectionJobListener().dataChanged("/test_job/servers/127.0.0.1", Type.NODE_DELETED, ServerStatus.DISABLED.name()); |
| verify(leaderService, times(0)).electLeader(); |
| } |
| |
| @Test |
| public void assertLeaderElectionWhenServerEnableWithLeader() { |
| electionListenerManager.new LeaderElectionJobListener().dataChanged("/test_job/servers/127.0.0.1", Type.NODE_CHANGED, ""); |
| verify(leaderService, times(0)).electLeader(); |
| } |
| |
| @Test |
| public void assertLeaderElectionWhenServerEnableWithoutLeader() { |
| JobRegistry.getInstance().registerRegistryCenter("test_job", regCenter); |
| JobRegistry.getInstance().registerJob("test_job", jobScheduleController); |
| electionListenerManager.new LeaderElectionJobListener().dataChanged("/test_job/servers/127.0.0.1", Type.NODE_CHANGED, ""); |
| verify(leaderService).electLeader(); |
| JobRegistry.getInstance().shutdown("test_job"); |
| } |
| |
| @Test |
| public void assertLeaderAbdicationWhenFollowerDisable() { |
| electionListenerManager.new LeaderAbdicationJobListener().dataChanged("/test_job/servers/127.0.0.1", Type.NODE_CHANGED, ServerStatus.DISABLED.name()); |
| verify(leaderService, times(0)).removeLeader(); |
| } |
| |
| @Test |
| public void assertLeaderAbdicationWhenLeaderDisable() { |
| when(leaderService.isLeader()).thenReturn(true); |
| electionListenerManager.new LeaderAbdicationJobListener().dataChanged("/test_job/servers/127.0.0.1", Type.NODE_CHANGED, ServerStatus.DISABLED.name()); |
| verify(leaderService).removeLeader(); |
| } |
| } |