/*******************************************************************************
* Copyright (c) 2005, 2015 SAP. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* SAP - initial API and implementation
******************************************************************************/
package org.eclipse.persistence.testing.tests.wdf.jpa1.simple;
import java.util.Date;
import javax.persistence.EntityManager;
import org.eclipse.persistence.testing.framework.wdf.JPAEnvironment;
import org.eclipse.persistence.testing.models.wdf.jpa1.employee.Department;
import org.eclipse.persistence.testing.models.wdf.jpa1.employee.Employee;
import org.eclipse.persistence.testing.models.wdf.jpa1.employee.EmploymentPeriod;
import org.eclipse.persistence.testing.tests.wdf.jpa1.JPA1Base;
import org.junit.Test;
public class TestEmbeddedField extends JPA1Base {
private static final long MYSQL_TIMESTAMP_PRECISION = 1000;
@Test
public void testSimple() {
final JPAEnvironment env = getEnvironment();
final EntityManager em = env.getEntityManager();
try {
final Integer employeeId = new Integer(25);
final Department department = new Department(9, "R&D");
final Employee employee = new Employee(employeeId.intValue(), "Emil", "Bahr", department);
final EmploymentPeriod period = new EmploymentPeriod();
final Date startDate = new Date((System.currentTimeMillis() / MYSQL_TIMESTAMP_PRECISION)
* MYSQL_TIMESTAMP_PRECISION);
period.setStartDate(startDate);
employee.setEmploymentPeriod(period);
env.beginTransaction(em);
em.persist(department);
em.persist(employee);
env.commitTransactionAndClear(em);
env.beginTransaction(em);
final Employee savedEmployee = em.find(Employee.class, employeeId);
verify(savedEmployee != null, "employee is null");
verify(savedEmployee.getEmploymentPeriod() != null, "employmentPeriod is null");
verify(savedEmployee.getEmploymentPeriod().getStartDate() != null, "startDate is null");
final long retrievedStartTime = savedEmployee.getEmploymentPeriod().getStartDate().getTime();
verify(retrievedStartTime == startDate.getTime(),
"Employee.period.startDate differs from original value (inserted " + startDate.getTime() + ", retrieved "
+ retrievedStartTime + ").");
em.remove(savedEmployee);
em.remove(em.merge(department));
env.commitTransactionAndClear(em);
} finally {
closeEntityManager(em);
}
}
@Test
public void testNullPeriod() {
final JPAEnvironment env = getEnvironment();
final EntityManager em = env.getEntityManager();
try {
final Integer employeeId = new Integer(26);
final Department department = new Department(10, "R&D");
final Employee employee = new Employee(employeeId.intValue(), "Emil", "Bahr", department);
env.beginTransaction(em);
em.persist(department);
em.persist(employee);
env.commitTransactionAndClear(em);
env.beginTransaction(em);
final Employee employeeFirst = em.find(Employee.class, employeeId);
verify(employeeFirst != null, "employee is null");
final EmploymentPeriod periodFirst = employeeFirst.getEmploymentPeriod();
if (periodFirst != null) {
verify(periodFirst.getStartDate() == null, "got a value for start date: " + periodFirst.getStartDate());
verify(periodFirst.getEndDate() == null, "got a value for end date: " + periodFirst.getEndDate());
}
employeeFirst.setEmploymentPeriod(new EmploymentPeriod());
env.commitTransactionAndClear(em);
env.beginTransaction(em);
final Employee employeeSecond = em.find(Employee.class, employeeId);
verify(employeeSecond != null, "employee is null");
final EmploymentPeriod periodSecond = employeeSecond.getEmploymentPeriod();
if (periodSecond != null) {
verify(periodSecond.getStartDate() == null, "got a value for start date: " + periodSecond.getStartDate());
verify(periodSecond.getEndDate() == null, "got a value for end date: " + periodSecond.getEndDate());
}
em.remove(employeeSecond);
em.remove(em.merge(department));
env.commitTransactionAndClear(em);
} finally {
closeEntityManager(em);
}
}
@Test
public void testDirty() {
final JPAEnvironment env = getEnvironment();
final EntityManager em = env.getEntityManager();
try {
final Integer employeeId = new Integer(27);
final Department department = new Department(11, "R&D");
final Employee employee = new Employee(employeeId.intValue(), "Emil", "Bahr", department);
final EmploymentPeriod period = new EmploymentPeriod();
final Date startDate = new Date((System.currentTimeMillis() / MYSQL_TIMESTAMP_PRECISION)
* MYSQL_TIMESTAMP_PRECISION);
final long INC = 1000L;
period.setStartDate(startDate);
employee.setEmploymentPeriod(period);
env.beginTransaction(em);
em.persist(department);
em.persist(employee);
env.commitTransactionAndClear(em);
env.beginTransaction(em);
final Employee savedEmployee = em.find(Employee.class, employeeId);
if (savedEmployee.getEmploymentPeriod() == null) {
// its broken, makes no sense to continue this test
env.rollbackTransactionAndClear(em);
flop("embedded field employmentPeriod is null");
}
final long retrievedStartTime = savedEmployee.getEmploymentPeriod().getStartDate().getTime();
verify(retrievedStartTime == startDate.getTime(),
"Employee.period.startDate differs from original value (inserted " + startDate.getTime() + ", retrieved "
+ retrievedStartTime + ").");
// now lets see if a change of the -mutable- date gets noticed.
savedEmployee.getEmploymentPeriod().getStartDate().setTime(retrievedStartTime + INC);
env.commitTransactionAndClear(em);
env.beginTransaction(em);
final Employee changedEmployee = em.find(Employee.class, employeeId);
verify(retrievedStartTime + INC == changedEmployee.getEmploymentPeriod().getStartDate().getTime(),
"wrong startDate of employment (expected " + (retrievedStartTime + INC) + ", retrieved "
+ changedEmployee.getEmploymentPeriod().getStartDate().getTime() + ").");
em.remove(em.merge(savedEmployee));
em.remove(em.merge(department));
env.commitTransactionAndClear(em);
} finally {
closeEntityManager(em);
}
}
}