/*
* Copyright 2012 NGDATA nv
*
* 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.lilyproject.process.test;
import java.util.Iterator;
import java.util.concurrent.TimeUnit;
import com.google.common.cache.Cache;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.lilyproject.repository.api.Record;
import org.lilyproject.repository.api.RecordScanner;
import org.lilyproject.repository.api.RepositoryException;
import org.lilyproject.rest.RecordScannerMapBuilder;
public class RecordScannerMapTest {
private Cache<String,RecordScanner> cache;
@Before
public void setup () {
cache = RecordScannerMapBuilder.createRecordScannerMap(50, TimeUnit.MILLISECONDS);
}
@Test
public void testRecordScannerMapExpiration() throws Exception{
RecordScanner scanner = new DummyRecordScanner();
String id = "TTT";
cache.put(id, scanner);
Thread.sleep(100);
RecordScanner returnScanner = cache.getIfPresent(id);
Assert.assertNull(returnScanner);
}
@Test
public void testRecordScannerMapAccessExpiration() throws Exception{
RecordScanner scanner = new DummyRecordScanner();
String id = "QQQ";
cache.put(id, scanner);
Thread.sleep(10);
Assert.assertNotNull(cache.getIfPresent(id));
Thread.sleep(100);
Assert.assertNull(cache.getIfPresent(id));
}
private class DummyRecordScanner implements RecordScanner {
// This is a dummy, it does not need to do anything;
@Override
public Iterator<Record> iterator() {
// TODO Auto-generated method stub
return null;
}
@Override
public Record next() throws RepositoryException, InterruptedException {
// TODO Auto-generated method stub
return null;
}
@Override
public void close() {
// TODO Auto-generated method stub
}
}
}