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/*
* Copyright (c) 2011, 2021 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0,
* or the Eclipse Distribution License v. 1.0 which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
*/
// Contributors:
// John Vandale - initial API and implementation
package org.eclipse.persistence.testing.tests.mapping;
import org.eclipse.persistence.testing.framework.TestCase;
import org.eclipse.persistence.sessions.UnitOfWork;
import org.eclipse.persistence.testing.models.mapping.Employee;
import org.eclipse.persistence.expressions.Expression;
import org.eclipse.persistence.expressions.ExpressionBuilder;
/* Bug 306075 - Tests that deleting an item with a null value in a DirectCollectionMapping
* actually removes the item from the DB table.
*/
public class DirectCollectionMappingDeleteNullValueTest extends TestCase {
final String lastName = "DCMDeleteNullValueT";
ExpressionBuilder expb = new ExpressionBuilder();
Expression exp = expb.get("lastName").equal(lastName);
public DirectCollectionMappingDeleteNullValueTest() {
super();
}
@Override
protected void setup() {
// create and write an obj with a DirectCollectionMapping that has a null value
UnitOfWork uow = getSession().acquireUnitOfWork();
Employee employee = (Employee) uow.registerObject(new Employee());
employee.firstName = "DCM";
employee.lastName = lastName;
employee.sex = "male";
employee.getPolicies().add("somepolicy");
employee.getPolicies().add(null);
uow.commit();
}
@Override
protected void test() {
// remove the null value from the DirectCollectionMapping
UnitOfWork uow = getSession().acquireUnitOfWork();
Employee employee = (Employee) uow.readObject(Employee.class, exp);
employee.getPolicies().remove(null);
uow.commit();
}
@Override
protected void verify() {
// verify the null value was removed
Employee employee = (Employee) getSession().readObject(Employee.class, exp);
getSession().refreshObject(employee);
if (employee.getPolicies().contains(null)) {
throwError("Null value not deleted from DirectCollectionMapping");
}
}
@Override
public void reset() {
UnitOfWork uow = getSession().acquireUnitOfWork();
Employee employee = (Employee) uow.readObject(Employee.class, exp);
uow.deleteObject(employee);
uow.commit();
}
}