/*
* 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.failover;
import com.dangdang.ddframe.job.config.JobCoreConfiguration;
import com.dangdang.ddframe.job.config.simple.SimpleJobConfiguration;
import com.dangdang.ddframe.job.lite.api.strategy.JobInstance;
import com.dangdang.ddframe.job.lite.config.LiteJobConfiguration;
import com.dangdang.ddframe.job.lite.fixture.LiteJsonConstants;
import com.dangdang.ddframe.job.lite.fixture.TestSimpleJob;
import com.dangdang.ddframe.job.lite.internal.config.ConfigurationService;
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.sharding.ShardingService;
import com.dangdang.ddframe.job.lite.internal.storage.JobNodeStorage;
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 java.util.Arrays;
import java.util.Collections;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
public final class FailoverListenerManagerTest {
@Mock
private JobNodeStorage jobNodeStorage;
@Mock
private ConfigurationService configService;
@Mock
private ShardingService shardingService;
@Mock
private FailoverService failoverService;
private final FailoverListenerManager failoverListenerManager = new FailoverListenerManager(null, "test_job");
@Before
public void setUp() throws NoSuchFieldException {
MockitoAnnotations.initMocks(this);
ReflectionUtils.setFieldValue(failoverListenerManager, failoverListenerManager.getClass().getSuperclass().getDeclaredField("jobNodeStorage"), jobNodeStorage);
ReflectionUtils.setFieldValue(failoverListenerManager, "configService", configService);
ReflectionUtils.setFieldValue(failoverListenerManager, "shardingService", shardingService);
ReflectionUtils.setFieldValue(failoverListenerManager, "failoverService", failoverService);
}
@Test
public void assertStart() {
failoverListenerManager.start();
verify(jobNodeStorage, times(2)).addDataListener(ArgumentMatchers.<AbstractJobListener>any());
}
@Test
public void assertJobCrashedJobListenerWhenFailoverDisabled() {
failoverListenerManager.new JobCrashedJobListener().dataChanged("/test_job/instances/127.0.0.1@-@0", Type.NODE_REMOVED, "");
verify(failoverService, times(0)).failoverIfNecessary();
}
@Test
public void assertJobCrashedJobListenerWhenIsNotNodeRemoved() {
when(configService.load(true)).thenReturn(LiteJobConfiguration.newBuilder(
new SimpleJobConfiguration(JobCoreConfiguration.newBuilder("test_job", "0/1 * * * * ?", 3).failover(true).build(), TestSimpleJob.class.getCanonicalName())).build());
failoverListenerManager.new JobCrashedJobListener().dataChanged("/test_job/instances/127.0.0.1@-@0", Type.NODE_ADDED, "");
verify(failoverService, times(0)).failoverIfNecessary();
}
@Test
public void assertJobCrashedJobListenerWhenIsNotInstancesPath() {
when(configService.load(true)).thenReturn(LiteJobConfiguration.newBuilder(
new SimpleJobConfiguration(JobCoreConfiguration.newBuilder("test_job", "0/1 * * * * ?", 3).failover(true).build(), TestSimpleJob.class.getCanonicalName())).build());
failoverListenerManager.new JobCrashedJobListener().dataChanged("/test_job/other/127.0.0.1@-@0", Type.NODE_REMOVED, "");
verify(failoverService, times(0)).failoverIfNecessary();
}
@Test
public void assertJobCrashedJobListenerWhenIsSameInstance() {
JobRegistry.getInstance().addJobInstance("test_job", new JobInstance("127.0.0.1@-@0"));
when(configService.load(true)).thenReturn(LiteJobConfiguration.newBuilder(
new SimpleJobConfiguration(JobCoreConfiguration.newBuilder("test_job", "0/1 * * * * ?", 3).failover(true).build(), TestSimpleJob.class.getCanonicalName())).build());
failoverListenerManager.new JobCrashedJobListener().dataChanged("/test_job/instances/127.0.0.1@-@0", Type.NODE_REMOVED, "");
verify(failoverService, times(0)).failoverIfNecessary();
JobRegistry.getInstance().shutdown("test_job");
}
@Test
public void assertJobCrashedJobListenerWhenIsOtherInstanceCrashed() {
JobRegistry.getInstance().addJobInstance("test_job", new JobInstance("127.0.0.1@-@0"));
when(configService.load(true)).thenReturn(LiteJobConfiguration.newBuilder(
new SimpleJobConfiguration(JobCoreConfiguration.newBuilder("test_job", "0/1 * * * * ?", 3).failover(true).build(), TestSimpleJob.class.getCanonicalName())).build());
when(shardingService.getShardingItems("127.0.0.1@-@1")).thenReturn(Arrays.asList(0, 2));
failoverListenerManager.new JobCrashedJobListener().dataChanged("/test_job/instances/127.0.0.1@-@1", Type.NODE_REMOVED, "");
verify(failoverService).setCrashedFailoverFlag(0);
verify(failoverService).setCrashedFailoverFlag(2);
verify(failoverService, times(2)).failoverIfNecessary();
JobRegistry.getInstance().shutdown("test_job");
}
@Test
public void assertJobCrashedJobListenerWhenIsOtherFailoverInstanceCrashed() {
JobRegistry.getInstance().addJobInstance("test_job", new JobInstance("127.0.0.1@-@0"));
when(configService.load(true)).thenReturn(LiteJobConfiguration.newBuilder(
new SimpleJobConfiguration(JobCoreConfiguration.newBuilder("test_job", "0/1 * * * * ?", 3).failover(true).build(), TestSimpleJob.class.getCanonicalName())).build());
when(failoverService.getFailoverItems("127.0.0.1@-@1")).thenReturn(Collections.singletonList(1));
when(shardingService.getShardingItems("127.0.0.1@-@1")).thenReturn(Arrays.asList(0, 2));
failoverListenerManager.new JobCrashedJobListener().dataChanged("/test_job/instances/127.0.0.1@-@1", Type.NODE_REMOVED, "");
verify(failoverService).setCrashedFailoverFlag(1);
verify(failoverService).failoverIfNecessary();
JobRegistry.getInstance().shutdown("test_job");
}
@Test
public void assertFailoverSettingsChangedJobListenerWhenIsNotFailoverPath() {
failoverListenerManager.new FailoverSettingsChangedJobListener().dataChanged("/test_job/other", Type.NODE_ADDED, LiteJsonConstants.getJobJson());
verify(failoverService, times(0)).removeFailoverInfo();
}
@Test
public void assertFailoverSettingsChangedJobListenerWhenIsFailoverPathButNotUpdate() {
failoverListenerManager.new FailoverSettingsChangedJobListener().dataChanged("/test_job/config", Type.NODE_ADDED, "");
verify(failoverService, times(0)).removeFailoverInfo();
}
@Test
public void assertFailoverSettingsChangedJobListenerWhenIsFailoverPathAndUpdateButEnableFailover() {
failoverListenerManager.new FailoverSettingsChangedJobListener().dataChanged("/test_job/config", Type.NODE_UPDATED, LiteJsonConstants.getJobJson());
verify(failoverService, times(0)).removeFailoverInfo();
}
@Test
public void assertFailoverSettingsChangedJobListenerWhenIsFailoverPathAndUpdateButDisableFailover() {
failoverListenerManager.new FailoverSettingsChangedJobListener().dataChanged("/test_job/config", Type.NODE_UPDATED, LiteJsonConstants.getJobJsonWithFailover(false));
verify(failoverService).removeFailoverInfo();
}
}