/**
* This file is part of CloudML [ http://cloudml.org ]
*
* Copyright (C) 2012 - SINTEF ICT
* Contact: Franck Chauvel <franck.chauvel@sintef.no>
*
* Module: root
*
* CloudML is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* CloudML is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with CloudML. If not, see
* <http://www.gnu.org/licenses/>.
*/
package test.cloudml.core.actions;
import junit.framework.TestCase;
import org.cloudml.core.*;
import org.cloudml.core.actions.NamingStrategy;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import static org.junit.Assert.*;
import static org.hamcrest.CoreMatchers.*;
import static org.cloudml.core.builders.Commons.*;
import org.cloudml.core.builders.DeploymentBuilder;
@RunWith(JUnit4.class)
public class NamingStrategyTest extends TestCase {
public static final String NODE_KIND = "node";
public static final String NODE_TYPE_NAME = "Linux";
private final NamingStrategy naming;
public NamingStrategyTest() {
this.naming = new NamingStrategy();
}
@Test
public void testMaxId() {
Deployment model = prepareTypes(NODE_TYPE_NAME)
.with(aVMInstance()
.named("instance no_1 (Linux)")
.ofType(NODE_TYPE_NAME))
.with(aVMInstance()
.named("instance no_2 (Linux)")
.ofType(NODE_TYPE_NAME))
.build();
VM type = model.getComponents().onlyVMs().firstNamed(NODE_TYPE_NAME);
String name = naming.createUniqueComponentInstanceName(model, type);
verifyInstanceName(name, NODE_KIND, 3);
}
private DeploymentBuilder prepareTypes(final String nodeTypeName) {
return aDeployment()
.with(aProvider()
.named("EC2"))
.with(aVM()
.named(nodeTypeName)
.providedBy("EC2"));
}
private void verifyInstanceName(String instanceName, String kind, int index) {
final String description = String.format("%s instance name", kind);;
assertThat(description, instanceName, containsString(String.valueOf(index)));
}
@Test
public void testMinId() {
Deployment model = prepareTypes(NODE_TYPE_NAME)
.build();
VM type = model.getComponents().onlyVMs().firstNamed(NODE_TYPE_NAME);
String name = naming.createUniqueComponentInstanceName(model, type);
verifyInstanceName(name, NODE_KIND, 1);
}
@Test
public void testReuseUnusedId() {
Deployment model = prepareTypes(NODE_TYPE_NAME)
.with(aVMInstance()
.named("node instance no_1")
.ofType(NODE_TYPE_NAME))
.with(aVMInstance()
.named("node instance no_3")
.ofType(NODE_TYPE_NAME))
.build();
VM type = model.getComponents().onlyVMs().firstNamed(NODE_TYPE_NAME);
String name = naming.createUniqueComponentInstanceName(model, type);
verifyInstanceName(name, NODE_KIND, 2);
}
}