/**
* 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.hadoop.mapreduce.tools;
import static org.junit.Assert.*;
import org.apache.hadoop.mapreduce.Cluster;
import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapreduce.JobID;
import org.apache.hadoop.mapreduce.TaskReport;
import org.apache.hadoop.mapreduce.TaskType;
import org.junit.Test;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.doReturn;
public class TestCLI {
private static String jobIdStr = "job_1015298225799_0015";
@Test
public void testListAttemptIdsWithValidInput() throws Exception {
JobID jobId = JobID.forName(jobIdStr);
Cluster mockCluster = mock(Cluster.class);
Job job = mock(Job.class);
CLI cli = spy(new CLI());
doReturn(mockCluster).when(cli).createCluster();
when(job.getTaskReports(TaskType.MAP)).thenReturn(
getTaskReports(jobId, TaskType.MAP));
when(job.getTaskReports(TaskType.REDUCE)).thenReturn(
getTaskReports(jobId, TaskType.REDUCE));
when(mockCluster.getJob(jobId)).thenReturn(job);
int retCode_MAP = cli.run(new String[] { "-list-attempt-ids", jobIdStr,
"MAP", "running" });
// testing case insensitive behavior
int retCode_map = cli.run(new String[] { "-list-attempt-ids", jobIdStr,
"map", "running" });
int retCode_REDUCE = cli.run(new String[] { "-list-attempt-ids", jobIdStr,
"REDUCE", "running" });
assertEquals("MAP is a valid input,exit code should be 0", 0, retCode_MAP);
assertEquals("map is a valid input,exit code should be 0", 0, retCode_map);
assertEquals("REDUCE is a valid input,exit code should be 0", 0,
retCode_REDUCE);
verify(job, times(2)).getTaskReports(TaskType.MAP);
verify(job, times(1)).getTaskReports(TaskType.REDUCE);
}
@Test
public void testListAttemptIdsWithInvalidInputs() throws Exception {
JobID jobId = JobID.forName(jobIdStr);
Cluster mockCluster = mock(Cluster.class);
Job job = mock(Job.class);
CLI cli = spy(new CLI());
doReturn(mockCluster).when(cli).createCluster();
when(mockCluster.getJob(jobId)).thenReturn(job);
int retCode_JOB_SETUP = cli.run(new String[] { "-list-attempt-ids",
jobIdStr, "JOB_SETUP", "running" });
int retCode_JOB_CLEANUP = cli.run(new String[] { "-list-attempt-ids",
jobIdStr, "JOB_CLEANUP", "running" });
assertEquals("JOB_SETUP is a invalid input,exit code should be -1", -1,
retCode_JOB_SETUP);
assertEquals("JOB_CLEANUP is a invalid input,exit code should be -1", -1,
retCode_JOB_CLEANUP);
}
private TaskReport[] getTaskReports(JobID jobId, TaskType type) {
return new TaskReport[] { new TaskReport(), new TaskReport() };
}
}