/*
* 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.flink.test.failingPrograms;
import org.apache.flink.api.common.JobExecutionResult;
import org.apache.flink.configuration.ConfigConstants;
import org.apache.flink.configuration.Configuration;
import org.apache.flink.configuration.TaskManagerOptions;
import org.apache.flink.runtime.client.JobExecutionException;
import org.apache.flink.runtime.client.JobSubmissionException;
import org.apache.flink.runtime.jobgraph.JobVertex;
import org.apache.flink.runtime.jobgraph.JobGraph;
import org.apache.flink.runtime.minicluster.LocalFlinkMiniCluster;
import org.apache.flink.runtime.testingUtils.TestingUtils;
import org.apache.flink.runtime.testtasks.NoOpInvokable;
import org.apache.flink.util.TestLogger;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import java.util.Arrays;
import java.util.Collection;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
@RunWith(Parameterized.class)
public class JobSubmissionFailsITCase extends TestLogger {
private static final int NUM_SLOTS = 20;
private static LocalFlinkMiniCluster cluster;
private static JobGraph workingJobGraph;
@BeforeClass
public static void setup() {
try {
Configuration config = new Configuration();
config.setLong(TaskManagerOptions.MANAGED_MEMORY_SIZE, 4L);
config.setInteger(ConfigConstants.LOCAL_NUMBER_TASK_MANAGER, 2);
config.setInteger(ConfigConstants.TASK_MANAGER_NUM_TASK_SLOTS, NUM_SLOTS / 2);
cluster = new LocalFlinkMiniCluster(config);
cluster.start();
final JobVertex jobVertex = new JobVertex("Working job vertex.");
jobVertex.setInvokableClass(NoOpInvokable.class);
workingJobGraph = new JobGraph("Working testing job", jobVertex);
}
catch (Exception e) {
e.printStackTrace();
fail(e.getMessage());
}
}
@AfterClass
public static void teardown() {
try {
cluster.shutdown();
}
catch (Exception e) {
e.printStackTrace();
fail(e.getMessage());
}
}
// --------------------------------------------------------------------------------------------
private boolean detached;
public JobSubmissionFailsITCase(boolean detached) {
this.detached = detached;
}
@Parameterized.Parameters(name = "Detached mode = {0}")
public static Collection<Boolean[]> executionModes(){
return Arrays.asList(new Boolean[]{false},
new Boolean[]{true});
}
// --------------------------------------------------------------------------------------------
private JobExecutionResult submitJob(JobGraph jobGraph) throws Exception {
if (detached) {
cluster.submitJobDetached(jobGraph);
return null;
}
else {
return cluster.submitJobAndWait(jobGraph, false, TestingUtils.TESTING_DURATION());
}
}
@Test
public void testExceptionInInitializeOnMaster() {
try {
final JobVertex failingJobVertex = new FailingJobVertex("Failing job vertex");
failingJobVertex.setInvokableClass(NoOpInvokable.class);
final JobGraph failingJobGraph = new JobGraph("Failing testing job", failingJobVertex);
try {
submitJob(failingJobGraph);
fail("Expected JobExecutionException.");
}
catch (JobExecutionException e) {
assertEquals("Test exception.", e.getCause().getMessage());
}
catch (Throwable t) {
t.printStackTrace();
fail("Caught wrong exception of type " + t.getClass() + ".");
}
cluster.submitJobAndWait(workingJobGraph, false);
}
catch (Exception e) {
e.printStackTrace();
fail(e.getMessage());
}
}
@Test
public void testSubmitEmptyJobGraph() {
try {
final JobGraph jobGraph = new JobGraph("Testing job");
try {
submitJob(jobGraph);
fail("Expected JobSubmissionException.");
}
catch (JobSubmissionException e) {
assertTrue(e.getMessage() != null && e.getMessage().contains("empty"));
}
catch (Throwable t) {
t.printStackTrace();
fail("Caught wrong exception of type " + t.getClass() + ".");
}
cluster.submitJobAndWait(workingJobGraph, false);
}
catch (Exception e) {
e.printStackTrace();
fail(e.getMessage());
}
}
@Test
public void testSubmitNullJobGraph() {
try {
try {
submitJob(null);
fail("Expected JobSubmissionException.");
}
catch (NullPointerException e) {
// yo!
}
catch (Throwable t) {
t.printStackTrace();
fail("Caught wrong exception of type " + t.getClass() + ".");
}
cluster.submitJobAndWait(workingJobGraph, false);
}
catch (Exception e) {
e.printStackTrace();
fail(e.getMessage());
}
}
// --------------------------------------------------------------------------------------------
public static class FailingJobVertex extends JobVertex {
private static final long serialVersionUID = -6365291240199412135L;
public FailingJobVertex(final String msg) {
super(msg);
}
@Override
public void initializeOnMaster(ClassLoader loader) throws Exception {
throw new Exception("Test exception.");
}
}
}