Testing event steps in MissionControl

MissionControlEventTest.java

package io.fabric8.launcher.core.impl;

import java.io.File;

import javax.enterprise.event.Observes;
import javax.enterprise.inject.Any;
import javax.inject.Inject;
import javax.inject.Singleton;

import io.fabric8.launcher.core.api.CreateProjectile;
import io.fabric8.launcher.core.api.MissionControl;
import io.fabric8.launcher.core.api.ProjectileBuilder;
import io.fabric8.launcher.core.api.StatusEventType;
import io.fabric8.launcher.core.impl.events.CreateProjectileEvent;
import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.asset.EmptyAsset;
import org.jboss.shrinkwrap.api.spec.WebArchive;
import org.jboss.shrinkwrap.resolver.api.maven.Maven;
import org.junit.Test;
import org.junit.runner.RunWith;

import static org.assertj.core.api.Assertions.assertThat;

/**
 * @author <a href="mailto:[email protected]">George Gastaldi</a>
 */
@RunWith(Arquillian.class)
public class MissionControlEventTest {
    /**
     * @return a war file containing all the required classes and dependencies
     * to test the {@link MissionControl}
     */
    @Deployment
    public static WebArchive createMissionControlWithoutObservers() {
        // Import Maven runtime dependencies
        final File[] dependencies = Maven.resolver().loadPomFromFile("pom.xml")
                .importRuntimeAndTestDependencies().resolve().withTransitivity().asFile();
        // Create deploy file
        final WebArchive war = ShrinkWrap.create(WebArchive.class)
                .addPackages(true, MissionControl.class.getPackage())
                .addPackage(MissionControlImpl.class.getPackage())
                .addAsWebInfResource(EmptyAsset.INSTANCE, "beans.xml")
                .addAsLibraries(dependencies);
        return war;
    }

    @Inject
    MissionControl missionControl;

    @Inject
    StepObserver stepObserver;


    @Test
    public void stepsAreProperlyCalled() {
        assertThat(stepObserver.getCounter()).isZero();
        CreateProjectile projectile = ProjectileBuilder.newInstance().createType().build();
        missionControl.launch(projectile);
        assertThat(stepObserver.getCounter()).isEqualTo(StatusEventType.values().length);
    }

    @Singleton
    public static class StepObserver {

        private int counter;

        public void addStep(@Observes @Any CreateProjectileEvent event) {
            counter++;
        }

        public int getCounter() {
            return counter;
        }
    }
}