/*
* Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
*
* 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 com.hazelcast.map.impl.mapstore.writebehind;
import com.hazelcast.core.IMap;
import com.hazelcast.test.AssertTask;
import com.hazelcast.test.HazelcastParallelClassRunner;
import com.hazelcast.test.HazelcastTestSupport;
import com.hazelcast.test.annotation.ParallelTest;
import com.hazelcast.test.annotation.QuickTest;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
/**
* This test is targeted to be used when {@link com.hazelcast.config.MapStoreConfig#writeCoalescing} is set false.
* When it is false, this means we are trying to store all updates on an entry in contrast with write-coalescing.
*/
@RunWith(HazelcastParallelClassRunner.class)
@Category({QuickTest.class, ParallelTest.class})
public class WriteBehindStoreAllUpdatesTest extends HazelcastTestSupport {
@Test
public void testAllUpdatesReflectedToMapStore() throws Exception {
int nodeCount = 3;
final MapStoreWithCounter<Integer, String> mapStore = new MapStoreWithCounter<Integer, String>();
TestMapUsingMapStoreBuilder<Integer, String> builder = TestMapUsingMapStoreBuilder.<Integer, String>create()
.withMapStore(mapStore)
.withNodeCount(nodeCount)
.withNodeFactory(createHazelcastInstanceFactory(nodeCount))
.withBackupCount(0)
.withWriteCoalescing(false)
.withWriteDelaySeconds(3);
IMap<Integer, String> map = builder.build();
for (int i = 0; i < 500; i++) {
map.put(i, randomString());
}
for (int i = 0; i < 500; i++) {
map.remove(i);
}
assertTrueEventually(new AssertTask() {
@Override
public void run() throws Exception {
final int storeCount = mapStore.countStore.get();
final int deleteCount = mapStore.countDelete.get();
assertEquals(1000, storeCount + deleteCount);
assertTrue(mapStore.store.isEmpty());
}
});
}
}