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AbstractEjbTxDaoTests.java
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AbstractEjbTxDaoTests.java
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/*
* Copyright 2002-2019 the original author or authors.
*
* 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
*
* https://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.springframework.test.context.transaction.ejb;
import javax.ejb.EJB;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import org.junit.After;
import org.junit.FixMethodOrder;
import org.junit.Test;
import org.junit.runners.MethodSorters;
import org.springframework.test.annotation.DirtiesContext;
import org.springframework.test.annotation.DirtiesContext.ClassMode;
import org.springframework.test.context.junit4.AbstractTransactionalJUnit4SpringContextTests;
import org.springframework.test.context.transaction.ejb.dao.TestEntityDao;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Abstract base class for all tests involving EJB transaction support in the
* TestContext framework.
*
* @author Sam Brannen
* @author Xavier Detant
* @since 4.0.1
*/
@FixMethodOrder(MethodSorters.NAME_ASCENDING)
@DirtiesContext(classMode = ClassMode.AFTER_CLASS)
public abstract class AbstractEjbTxDaoTests extends AbstractTransactionalJUnit4SpringContextTests {
protected static final String TEST_NAME = "test-name";
@EJB
protected TestEntityDao dao;
@PersistenceContext
protected EntityManager em;
@Test
public void test1InitialState() {
int count = dao.getCount(TEST_NAME);
assertThat(count).as("New TestEntity should have count=0.").isEqualTo(0);
}
@Test
public void test2IncrementCount1() {
int count = dao.incrementCount(TEST_NAME);
assertThat(count).as("Expected count=1 after first increment.").isEqualTo(1);
}
/**
* The default implementation of this method assumes that the transaction
* for {@link #test2IncrementCount1()} was committed. Therefore, it is
* expected that the previous increment has been persisted in the database.
*/
@Test
public void test3IncrementCount2() {
int count = dao.getCount(TEST_NAME);
assertThat(count).as("Expected count=1 after test2IncrementCount1().").isEqualTo(1);
count = dao.incrementCount(TEST_NAME);
assertThat(count).as("Expected count=2 now.").isEqualTo(2);
}
@After
public void synchronizePersistenceContext() {
em.flush();
}
}