/**
* 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.hive.ql.exec.mapjoin;
import java.util.ArrayList;
import java.util.List;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.hadoop.hive.ql.session.SessionState.LogHelper;
import org.junit.Before;
import org.junit.Test;
public class TestMapJoinMemoryExhaustionHandler {
private static final Logger LOG = LoggerFactory.getLogger(TestMapJoinMemoryExhaustionHandler.class);
private LogHelper logHelper;
@Before
public void setup() {
logHelper = new LogHelper(LOG);
}
@Test(expected=MapJoinMemoryExhaustionError.class)
public void testAbort() throws MapJoinMemoryExhaustionError {
MapJoinMemoryExhaustionHandler handler = new MapJoinMemoryExhaustionHandler(logHelper, 0.01d);
List<byte[]> memoryConsumer = new ArrayList<byte[]>();
while(true) {
handler.checkMemoryStatus(1, 1);
memoryConsumer.add(new byte[5 * 1024 * 1024]);
}
}
}