NoEntityManagerProducerTest.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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 org.apache.deltaspike.test.jpa.api.transactional.noentitymanager;

import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;

import javax.inject.Inject;

import org.apache.deltaspike.core.api.projectstage.ProjectStage;
import org.apache.deltaspike.core.util.ProjectStageProducer;
import org.apache.deltaspike.test.category.SeCategory;
import org.apache.deltaspike.test.jpa.api.shared.Second;
import org.apache.deltaspike.test.util.ArchiveUtils;
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.JavaArchive;
import org.jboss.shrinkwrap.api.spec.WebArchive;
import org.junit.Before;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;

@RunWith(Arquillian.class)
@Category(SeCategory.class)
public class NoEntityManagerProducerTest
{

    @Inject
    private TransactionalBean transactionalBean;

    @Deployment
    public static WebArchive deploy()
    {
        JavaArchive testJar = ShrinkWrap.create(JavaArchive.class, "noEntityManagerProducer.jar")
                .addPackage(ArchiveUtils.SHARED_PACKAGE)
                .addPackage(NoEntityManagerProducerTest.class.getPackage().getName())
                .addAsManifestResource(EmptyAsset.INSTANCE, "beans.xml");

        return ShrinkWrap.create(WebArchive.class)
                .addAsLibraries(ArchiveUtils.getDeltaSpikeCoreAndJpaArchive())
                .addAsLibraries(testJar)
                .addAsWebInfResource(ArchiveUtils.getBeansXml(), "beans.xml");
    }

    @Before
    public void init()
    {
        ProjectStageProducer.setProjectStage(ProjectStage.UnitTest);
    }

    @Test
    public void shouldFailIfNoEntityManager()
    {
        try
        {
            transactionalBean.executeInTransaction();
            fail("This should fail as there is no EntityManager");
        }
        catch (Exception e)
        {
            /*
             * The exception should tell the user that there is no EntityManager with the requested qualifier. The
             * following asserts just check for the important keywords in the message of the exception. Not a very nice
             * way to test this behavior but it will be sufficient to ensure the user gets all the information required
             * to fix the problem.
             */
            assertTrue(e.getMessage().contains("EntityManager"));
            assertTrue(e.getMessage().contains(Second.class.getName()));
        }

    }

}