/**
* 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.indicators;
import eu.diversify.trio.core.requirements.Requirement;
import eu.diversify.trio.core.requirements.stats.VariableCount;
import org.cloudml.core.ComponentInstance;
import org.cloudml.core.Deployment;
import org.cloudml.core.samples.SshClientServer;
import org.cloudml.indicators.AllPossibleDependencies;
import org.cloudml.indicators.DependencyExtractor;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import static eu.diversify.trio.core.Evaluation.evaluate;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.is;
/**
* Test the extraction of all the possible dependencies of a given component.
*
* The resulting requirements should capture a disjunction between all possible
* provider of all the required services.
*/
@RunWith(JUnit4.class)
public class AllPossibleDependenciesTest {
@Test
public void sshClientShouldHaveThreePossibleDependencies() {
final Deployment deployment = SshClientServer
.getOneClientConnectedToOneOfTwoServers()
.build();
final ComponentInstance<?> subject = deployment
.getComponentInstances()
.firstNamed(SshClientServer.CLIENT_1);
final DependencyExtractor extractRequirement = new AllPossibleDependencies();
final Requirement requirement = extractRequirement.from(subject);
final VariableCount dependencyCount = new VariableCount();
evaluate(dependencyCount).on(requirement);
assertThat("SSH client should have only two dependencies",
dependencyCount.get(),
is(equalTo(3)));
}
}