/*
* 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.ringbuffer.impl.operations;
import com.hazelcast.config.Config;
import com.hazelcast.config.RingbufferConfig;
import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.ringbuffer.Ringbuffer;
import com.hazelcast.ringbuffer.impl.RingbufferContainer;
import com.hazelcast.ringbuffer.impl.RingbufferService;
import com.hazelcast.spi.impl.NodeEngineImpl;
import com.hazelcast.spi.serialization.SerializationService;
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.Before;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import static com.hazelcast.ringbuffer.impl.operations.GenericOperation.OPERATION_CAPACITY;
import static com.hazelcast.ringbuffer.impl.operations.GenericOperation.OPERATION_HEAD;
import static com.hazelcast.ringbuffer.impl.operations.GenericOperation.OPERATION_REMAINING_CAPACITY;
import static com.hazelcast.ringbuffer.impl.operations.GenericOperation.OPERATION_SIZE;
import static com.hazelcast.ringbuffer.impl.operations.GenericOperation.OPERATION_TAIL;
import static org.junit.Assert.assertEquals;
@RunWith(HazelcastParallelClassRunner.class)
@Category({QuickTest.class, ParallelTest.class})
public class GenericOperationTest extends HazelcastTestSupport {
private static final int CAPACITY = 10;
private HazelcastInstance hz;
private NodeEngineImpl nodeEngine;
private Ringbuffer<Object> ringbuffer;
private RingbufferContainer ringbufferContainer;
private SerializationService serializationService;
@Before
public void setup() {
RingbufferConfig rbConfig = new RingbufferConfig("foo")
.setCapacity(CAPACITY)
.setTimeToLiveSeconds(10);
Config config = new Config().addRingBufferConfig(rbConfig);
hz = createHazelcastInstance(config);
nodeEngine = getNodeEngineImpl(hz);
serializationService = nodeEngine.getSerializationService();
ringbuffer = hz.getRingbuffer(rbConfig.getName());
RingbufferService ringbufferService = getNodeEngineImpl(hz).getService(RingbufferService.SERVICE_NAME);
ringbufferContainer = ringbufferService.getContainer(rbConfig.getName());
}
@Test
public void size() throws Exception {
ringbuffer.add("a");
ringbuffer.add("b");
GenericOperation op = new GenericOperation(ringbuffer.getName(), OPERATION_SIZE);
op.setNodeEngine(nodeEngine);
op.run();
Long result = op.getResponse();
assertEquals(new Long(ringbufferContainer.size()), result);
}
@Test
public void capacity() throws Exception {
ringbuffer.add("a");
ringbuffer.add("b");
GenericOperation op = new GenericOperation(ringbuffer.getName(), OPERATION_CAPACITY);
op.setNodeEngine(nodeEngine);
op.run();
Long result = op.getResponse();
assertEquals(new Long(CAPACITY), result);
}
@Test
public void remainingCapacity() throws Exception {
ringbuffer.add("a");
ringbuffer.add("b");
GenericOperation op = new GenericOperation(ringbuffer.getName(), OPERATION_REMAINING_CAPACITY);
op.setNodeEngine(nodeEngine);
op.run();
Long result = op.getResponse();
assertEquals(new Long(CAPACITY - 2), result);
}
@Test
public void tail() throws Exception {
ringbuffer.add("a");
ringbuffer.add("b");
GenericOperation op = new GenericOperation(ringbuffer.getName(), OPERATION_TAIL);
op.setNodeEngine(nodeEngine);
op.run();
Long result = op.getResponse();
assertEquals(new Long(ringbufferContainer.tailSequence()), result);
}
@Test
public void head() throws Exception {
for (int k = 0; k < CAPACITY * 2; k++) {
ringbuffer.add("a");
}
GenericOperation op = new GenericOperation(ringbuffer.getName(), OPERATION_HEAD);
op.setNodeEngine(nodeEngine);
op.run();
Long result = op.getResponse();
assertEquals(new Long(ringbufferContainer.headSequence()), result);
}
public void serialize() {
GenericOperation op = new GenericOperation(ringbuffer.getName(), OPERATION_HEAD);
Data data = serializationService.toData(op);
GenericOperation found = assertInstanceOf(GenericOperation.class, serializationService.toObject(data));
assertEquals(op.operation, found.operation);
}
}