/***********************************************************************************************************************
* Copyright (C) 2010-2013 by the Stratosphere project (http://stratosphere.eu)
*
* 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 eu.stratosphere.nephele.deployment;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.fail;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.junit.Test;
import eu.stratosphere.runtime.io.gates.GateID;
import eu.stratosphere.runtime.io.channels.ChannelID;
import eu.stratosphere.runtime.io.channels.ChannelType;
import eu.stratosphere.nephele.util.ServerTestUtils;
import eu.stratosphere.util.StringUtils;
/**
* This class contains unit tests for the {@link GateDeploymentDescriptor} class.
*
*/
public class GateDeploymentDescriptorTest {
/**
* Tests the constructor of the {@link GateDeploymentDescriptor} class with valid arguments.
*/
@Test
public void testConstructorWithValidArguments() {
final GateID gateID = new GateID();
final ChannelType channelType = ChannelType.IN_MEMORY;
final List<ChannelDeploymentDescriptor> channels = new ArrayList<ChannelDeploymentDescriptor>(0);
final GateDeploymentDescriptor gdd = new GateDeploymentDescriptor(gateID, channelType, channels);
assertEquals(gateID, gdd.getGateID());
assertEquals(channelType, gdd.getChannelType());
assertEquals(channels.size(), gdd.getNumberOfChannelDescriptors());
}
/**
* Tests the constructor of the {@link GateDeploymentDescriptor} class with valid arguments.
*/
@Test
public void testConstructorWithInvalidArguments() {
final GateID gateID = new GateID();
final ChannelType channelType = ChannelType.IN_MEMORY;
final List<ChannelDeploymentDescriptor> channels = new ArrayList<ChannelDeploymentDescriptor>(0);
boolean firstExceptionCaught = false;
boolean secondExceptionCaught = false;
boolean thirdExceptionCaught = false;
try {
new GateDeploymentDescriptor(null, channelType, channels);
} catch (IllegalArgumentException e) {
firstExceptionCaught = true;
}
try {
new GateDeploymentDescriptor(gateID, null, channels);
} catch (IllegalArgumentException e) {
secondExceptionCaught = true;
}
try {
new GateDeploymentDescriptor(gateID, channelType, null);
} catch (IllegalArgumentException e) {
thirdExceptionCaught = true;
}
if (!firstExceptionCaught) {
fail("First argument was illegal but not detected");
}
if (!secondExceptionCaught) {
fail("Second argument was illegal but not detected");
}
if (!thirdExceptionCaught) {
fail("Third argument was illegal but not detected");
}
}
/**
* Tests the serialization/deserialization of the {@link GateDeploymentDescriptor} class.
*/
@Test
public void testSerialization() {
final GateID gateID = new GateID();
final ChannelType channelType = ChannelType.IN_MEMORY;
final List<ChannelDeploymentDescriptor> channels = new ArrayList<ChannelDeploymentDescriptor>(0);
final ChannelDeploymentDescriptor cdd = new ChannelDeploymentDescriptor(new ChannelID(), new ChannelID());
channels.add(cdd);
final GateDeploymentDescriptor orig = new GateDeploymentDescriptor(gateID, channelType,
channels);
GateDeploymentDescriptor copy = null;
try {
copy = ServerTestUtils.createCopy(orig);
} catch (IOException ioe) {
fail(StringUtils.stringifyException(ioe));
}
assertFalse(orig.getGateID() == copy.getGateID());
assertEquals(orig.getGateID(), copy.getGateID());
assertEquals(orig.getChannelType(), copy.getChannelType());
assertEquals(orig.getNumberOfChannelDescriptors(), copy.getNumberOfChannelDescriptors());
assertEquals(orig.getChannelDescriptor(0).getOutputChannelID(), copy.getChannelDescriptor(0)
.getOutputChannelID());
assertEquals(orig.getChannelDescriptor(0).getInputChannelID(), copy.getChannelDescriptor(0).getInputChannelID());
}
}