TransactionalServiceTest.java

/*
 * Copyright 2013 Atteo.
 *
 * 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 org.atteo.moonshine.jta;

import javax.inject.Inject;
import javax.transaction.Status;
import javax.transaction.SystemException;
import javax.transaction.UserTransaction;

import static org.assertj.core.api.Assertions.assertThat;
import org.atteo.moonshine.tests.MoonshineConfiguration;
import org.atteo.moonshine.tests.MoonshineTest;
import org.junit.Test;

@MoonshineConfiguration(autoConfiguration = true)
public class TransactionalServiceTest extends MoonshineTest {
    @Inject
    private UserTransaction userTransaction;

    @Test
    public void shouldBeCalledOutsideTransaction() throws SystemException {
        assertThat(userTransaction.getStatus()).isEqualTo(Status.STATUS_NO_TRANSACTION);
    }

    @Test
    @Transactional
    public void shouldBeCalledInTransaction() throws SystemException {
        assertThat(userTransaction.getStatus()).isEqualTo(Status.STATUS_ACTIVE);
    }

    @Test
    public void shouldRequireTransaction() throws SystemException {
        assertThat(userTransaction.getStatus()).isEqualTo(Status.STATUS_NO_TRANSACTION);
        Transaction.require((Transaction.Runnable) () -> {
			try {
				assertThat(userTransaction.getStatus()).isEqualTo(Status.STATUS_ACTIVE);
			} catch (SystemException ex) {
				throw new RuntimeException(ex);
			}
		});
        assertThat(userTransaction.getStatus()).isEqualTo(Status.STATUS_NO_TRANSACTION);
    }

}