/*
* 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.util;
import org.apache.flink.api.common.JobExecutionResult;
import org.apache.flink.client.program.ProgramInvocationException;
import org.apache.flink.runtime.client.JobExecutionException;
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
import static org.junit.Assert.fail;
public class TestUtils {
public static JobExecutionResult tryExecute(StreamExecutionEnvironment see, String name) throws Exception {
try {
return see.execute(name);
}
catch (ProgramInvocationException | JobExecutionException root) {
Throwable cause = root.getCause();
// search for nested SuccessExceptions
int depth = 0;
while (!(cause instanceof SuccessException)) {
if (cause == null || depth++ == 20) {
root.printStackTrace();
fail("Test failed: " + root.getMessage());
}
else {
cause = cause.getCause();
}
}
}
return null;
}
}