foundation/eclipselink.core.test/src/it/java/org/eclipse/persistence/testing/tests/feature/IntegrityCheckerLazyCreationTest.java

/*
 * Copyright (c) 1998, 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:
//     Oracle - initial API and implementation from Oracle TopLink
package org.eclipse.persistence.testing.tests.feature;

import org.eclipse.persistence.sessions.Session;
import org.eclipse.persistence.exceptions.IntegrityChecker;
import org.eclipse.persistence.testing.framework.AutoVerifyTestCase;
import org.eclipse.persistence.testing.framework.TestErrorException;

/**
 * Tests that the integrityChecker is lazily initialized on the session after
 * calling getIntegrityChecker()
 *
 * @author Guy Pelletier
 * @version 1.0
 */
public class IntegrityCheckerLazyCreationTest extends AutoVerifyTestCase {
    IntegrityChecker integrityChecker;

    public IntegrityCheckerLazyCreationTest() {
        setDescription("Test that the integrity checker on a session is lazily initialized");
    }

    @Override
    public void reset() {
        integrityChecker = null;
    }

    @Override
    public void test() {
        Session session = getSession();
        session.setIntegrityChecker(null);
        integrityChecker = session.getIntegrityChecker();
    }

    @Override
    public void verify() {
        if (integrityChecker == null) {
            throw new TestErrorException("The integrity checker was not lazily initialized");
        }
    }
}