/*
* Copyright 2013 the original author or authors.
*
* 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.springframework.yarn.client;
import static org.junit.Assert.assertNotNull;
import java.io.IOException;
import java.util.List;
import javax.annotation.Resource;
import org.apache.hadoop.yarn.api.ApplicationClientProtocol;
import org.apache.hadoop.yarn.api.protocolrecords.GetApplicationsRequest;
import org.apache.hadoop.yarn.api.protocolrecords.GetApplicationsResponse;
import org.apache.hadoop.yarn.api.protocolrecords.GetNewApplicationResponse;
import org.apache.hadoop.yarn.api.records.ApplicationReport;
import org.apache.hadoop.yarn.exceptions.YarnException;
import org.apache.hadoop.yarn.util.Records;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.test.annotation.DirtiesContext;
import org.springframework.test.annotation.DirtiesContext.ClassMode;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.yarn.rpc.YarnRpcCallback;
import org.springframework.yarn.test.context.MiniYarnCluster;
import org.springframework.yarn.test.context.YarnDelegatingSmartContextLoader;
/**
* Tests for {@link ClientRmTemplate}.
*
* @author Janne Valkealahti
*
*/
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(loader=YarnDelegatingSmartContextLoader.class)
@MiniYarnCluster
@DirtiesContext(classMode=ClassMode.AFTER_CLASS)
public class ClientRmTemplateTests {
@Resource(name = "yarnClientRmTemplate")
private ClientRmTemplate template;
@Test
public void testGetNewApplicationResponse() {
assertNotNull(template);
GetNewApplicationResponse response = template.getNewApplication();
assertNotNull(response);
}
@Test
public void testListApplications() {
List<ApplicationReport> applications = template.listApplications();
assertNotNull(applications);
}
@Test
public void testExecuteCallback() {
List<ApplicationReport> applications = template.execute(new YarnRpcCallback<List<ApplicationReport>, ApplicationClientProtocol>() {
@Override
public List<ApplicationReport> doInYarn(ApplicationClientProtocol proxy) throws YarnException, IOException {
GetApplicationsRequest request = Records.newRecord(GetApplicationsRequest.class);
GetApplicationsResponse response = proxy.getApplications(request);
return response.getApplicationList();
}
});
assertNotNull(applications);
}
}