/*
* Copyright 1999-2015 dangdang.com.
* <p>
* 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.
* </p>
*/
package com.dangdang.ddframe.job.lite.internal.sharding;
import com.dangdang.ddframe.job.lite.api.strategy.JobInstance;
import com.dangdang.ddframe.job.lite.fixture.LiteJsonConstants;
import com.dangdang.ddframe.job.lite.internal.listener.AbstractJobListener;
import com.dangdang.ddframe.job.lite.internal.schedule.JobRegistry;
import com.dangdang.ddframe.job.lite.internal.schedule.JobScheduleController;
import com.dangdang.ddframe.job.lite.internal.storage.JobNodeStorage;
import com.dangdang.ddframe.job.reg.base.CoordinatorRegistryCenter;
import org.apache.curator.framework.recipes.cache.TreeCacheEvent.Type;
import org.junit.Before;
import org.junit.Test;
import org.mockito.ArgumentMatchers;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.unitils.util.ReflectionUtils;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
public final class ShardingListenerManagerTest {
@Mock
private CoordinatorRegistryCenter regCenter;
@Mock
private JobScheduleController jobScheduleController;
@Mock
private JobNodeStorage jobNodeStorage;
@Mock
private ShardingService shardingService;
private ShardingListenerManager shardingListenerManager;
@Before
public void setUp() throws NoSuchFieldException {
JobRegistry.getInstance().addJobInstance("test_job", new JobInstance("127.0.0.1@-@0"));
shardingListenerManager = new ShardingListenerManager(null, "test_job");
MockitoAnnotations.initMocks(this);
ReflectionUtils.setFieldValue(shardingListenerManager, shardingListenerManager.getClass().getSuperclass().getDeclaredField("jobNodeStorage"), jobNodeStorage);
ReflectionUtils.setFieldValue(shardingListenerManager, "shardingService", shardingService);
}
@Test
public void assertStart() {
shardingListenerManager.start();
verify(jobNodeStorage, times(2)).addDataListener(ArgumentMatchers.<AbstractJobListener>any());
}
@Test
public void assertShardingTotalCountChangedJobListenerWhenIsNotConfigPath() {
shardingListenerManager.new ShardingTotalCountChangedJobListener().dataChanged("/test_job/config/other", Type.NODE_ADDED, "");
verify(shardingService, times(0)).setReshardingFlag();
}
@Test
public void assertShardingTotalCountChangedJobListenerWhenIsConfigPathButCurrentShardingTotalCountIsZero() {
shardingListenerManager.new ShardingTotalCountChangedJobListener().dataChanged("/test_job/config", Type.NODE_ADDED, LiteJsonConstants.getJobJson());
verify(shardingService, times(0)).setReshardingFlag();
}
@Test
public void assertShardingTotalCountChangedJobListenerWhenIsConfigPathAndCurrentShardingTotalCountIsEqualToNewShardingTotalCount() {
JobRegistry.getInstance().setCurrentShardingTotalCount("test_job", 3);
shardingListenerManager.new ShardingTotalCountChangedJobListener().dataChanged("/test_job/config", Type.NODE_ADDED, LiteJsonConstants.getJobJson());
verify(shardingService, times(0)).setReshardingFlag();
JobRegistry.getInstance().setCurrentShardingTotalCount("test_job", 0);
}
@Test
public void assertShardingTotalCountChangedJobListenerWhenIsConfigPathAndCurrentShardingTotalCountIsNotEqualToNewShardingTotalCount() throws NoSuchFieldException {
JobRegistry.getInstance().setCurrentShardingTotalCount("test_job", 5);
shardingListenerManager.new ShardingTotalCountChangedJobListener().dataChanged("/test_job/config", Type.NODE_UPDATED, LiteJsonConstants.getJobJson());
verify(shardingService).setReshardingFlag();
JobRegistry.getInstance().setCurrentShardingTotalCount("test_job", 0);
}
@Test
public void assertListenServersChangedJobListenerWhenIsNotServerStatusPath() {
shardingListenerManager.new ListenServersChangedJobListener().dataChanged("/test_job/servers/127.0.0.1/other", Type.NODE_ADDED, "");
verify(shardingService, times(0)).setReshardingFlag();
}
@Test
public void assertListenServersChangedJobListenerWhenIsServerStatusPathButUpdate() {
shardingListenerManager.new ListenServersChangedJobListener().dataChanged("/test_job/servers/127.0.0.1/status", Type.NODE_UPDATED, "");
verify(shardingService, times(0)).setReshardingFlag();
}
@Test
public void assertListenServersChangedJobListenerWhenIsInstanceChangeButJobInstanceIsShutdown() {
shardingListenerManager.new ListenServersChangedJobListener().dataChanged("/test_job/instances/xxx", Type.NODE_ADDED, "");
verify(shardingService, times(0)).setReshardingFlag();
}
@Test
public void assertListenServersChangedJobListenerWhenIsInstanceChange() {
JobRegistry.getInstance().registerJob("test_job", jobScheduleController, regCenter);
shardingListenerManager.new ListenServersChangedJobListener().dataChanged("/test_job/instances/xxx", Type.NODE_ADDED, "");
verify(shardingService).setReshardingFlag();
JobRegistry.getInstance().shutdown("test_job");
}
@Test
public void assertListenServersChangedJobListenerWhenIsServerChange() {
JobRegistry.getInstance().registerJob("test_job", jobScheduleController, regCenter);
shardingListenerManager.new ListenServersChangedJobListener().dataChanged("/test_job/servers/127.0.0.1", Type.NODE_UPDATED, "");
verify(shardingService).setReshardingFlag();
JobRegistry.getInstance().shutdown("test_job");
}
}