ExternalClassTests.java

/*******************************************************************************
 * Copyright (c) 1998, 2015 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 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:
 *     Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.tools.workbench.test.mappingsmodel.spi.meta;

import junit.framework.TestCase;

import org.eclipse.persistence.tools.workbench.mappingsmodel.spi.meta.ExternalClass;
import org.eclipse.persistence.tools.workbench.mappingsmodel.spi.meta.ExternalClassDescription;
import org.eclipse.persistence.tools.workbench.mappingsmodel.spi.meta.ExternalClassRepository;
import org.eclipse.persistence.tools.workbench.test.utility.TestTools;



public abstract class ExternalClassTests extends TestCase {
    protected ExternalClassRepository repository;


    protected ExternalClassTests(String name) {
        super(name);
    }

    protected void setUp() throws Exception {
        super.setUp();
        this.repository = this.buildRepository();
    }

    protected abstract ExternalClassRepository buildRepository();

    protected void tearDown() throws Exception {
        TestTools.clear(this);
        super.tearDown();
    }

    public void testDeclaredClasses() throws Exception {
        this.verifyDeclaredClasses(java.lang.Object.class);
        this.verifyDeclaredClasses(int.class);
        this.verifyDeclaredClasses(void.class);
        this.verifyDeclaredClasses(java.util.Map.class);
    }

    private void verifyDeclaredClasses(Class javaClass) throws Exception {
        ExternalClass exClass = this.exClassFor(javaClass);
        assertTrue(SPIMetaTestTools.compareClasses(javaClass.getDeclaredClasses(), exClass.getDeclaredClasses()));
    }

    public void testDeclaredConstructors() throws Exception {
        this.verifyDeclaredConstructors(java.lang.Object.class);
        this.verifyDeclaredConstructors(int.class);
        this.verifyDeclaredConstructors(void.class);
        this.verifyDeclaredConstructors(java.util.Vector.class);
    }

    private void verifyDeclaredConstructors(Class javaClass) throws Exception {
        ExternalClass exClass = this.exClassFor(javaClass);
        assertTrue(SPIMetaTestTools.compareMembers(javaClass.getDeclaredConstructors(), exClass.getDeclaredConstructors()));
    }

    public void testDeclaredFields() throws Exception {
        this.verifyDeclaredFields(java.lang.Object.class);
        this.verifyDeclaredFields(int.class);
        this.verifyDeclaredFields(void.class);
        this.verifyDeclaredFields(java.util.Vector.class);
    }

    private void verifyDeclaredFields(Class javaClass) throws Exception {
        ExternalClass exClass = this.exClassFor(javaClass);
        assertTrue(SPIMetaTestTools.compareMembers(javaClass.getDeclaredFields(), exClass.getDeclaredFields()));
    }

    public void testDeclaredMethods() throws Exception {
        this.verifyDeclaredMethods(java.lang.Object.class);
        this.verifyDeclaredMethods(int.class);
        this.verifyDeclaredMethods(void.class);
        this.verifyDeclaredMethods(java.util.Vector.class);
    }

    private void verifyDeclaredMethods(Class javaClass) throws Exception {
        ExternalClass exClass = this.exClassFor(javaClass);
        assertTrue(SPIMetaTestTools.compareMembers(javaClass.getDeclaredMethods(), exClass.getDeclaredMethods()));
    }

    public void testDeclaringClass() throws Exception {
        this.verifyDeclaringClass(java.lang.Object.class);
        this.verifyDeclaringClass(int.class);
        this.verifyDeclaringClass(void.class);
        this.verifyDeclaringClass(java.util.Map.Entry.class);
    }

    private void verifyDeclaringClass(Class javaClass) throws Exception {
        Class javaDeclaringClass = javaClass.getDeclaringClass();
        ExternalClass exClass = this.exClassFor(javaClass);
        if (javaDeclaringClass == null) {
            assertNull(exClass.getDeclaringClass());
        } else {
            assertEquals(javaDeclaringClass.getName(), exClass.getDeclaringClass().getName());
        }
    }

    public void testInterfaces() throws Exception {
        this.verifyInterfaces(java.lang.Object.class);
        this.verifyInterfaces(int.class);
        this.verifyInterfaces(void.class);
        this.verifyInterfaces(java.util.Vector.class);
    }

    private void verifyInterfaces(Class javaClass) throws Exception {
        ExternalClass exClass = this.exClassFor(javaClass);
        assertTrue(SPIMetaTestTools.compareClasses(javaClass.getInterfaces(), exClass.getInterfaces()));
    }

    public void testModifiers() throws Exception {
        this.verifyModifiers(java.lang.Object.class);
        this.verifyModifiers(int.class);
        this.verifyModifiers(void.class);
        this.verifyModifiers(java.lang.String.class);
    }

    private void verifyModifiers(Class javaClass) throws Exception {
        ExternalClass exClass = this.exClassFor(javaClass);
        assertEquals(javaClass.getModifiers(), exClass.getModifiers());
    }

    public void testSuperclass() throws Exception {
        this.verifySuperClass(java.lang.Object.class);
        this.verifySuperClass(int.class);
        this.verifySuperClass(void.class);
        this.verifySuperClass(java.util.Map.Entry.class);
    }

    private void verifySuperClass(Class javaClass) throws Exception {
        Class javaSuperClass = javaClass.getSuperclass();
        ExternalClass exClass = this.exClassFor(javaClass);
        if (javaSuperClass == null) {
            assertNull(exClass.getSuperclass());
        } else {
            assertEquals(javaSuperClass.getName(), exClass.getSuperclass().getName());
        }
    }

    public void testInterface() throws Exception {
        this.verifyInterface(java.lang.Object.class);
        this.verifyInterface(int.class);
        this.verifyInterface(void.class);
        this.verifyInterface(java.lang.String.class);
    }

    private void verifyInterface(Class javaClass) throws Exception {
        ExternalClass exClass = this.exClassFor(javaClass);
        assertEquals(javaClass.isInterface(), exClass.isInterface());
    }

    public void testPrimitive() throws Exception {
        this.verifyPrimitive(java.lang.Object.class);
        this.verifyPrimitive(int.class);
        this.verifyPrimitive(void.class);
        this.verifyPrimitive(java.lang.String.class);
    }

    private void verifyPrimitive(Class javaClass) throws Exception {
        ExternalClass exClass = this.exClassFor(javaClass);
        assertEquals(javaClass.isPrimitive(), exClass.isPrimitive());
    }

    private ExternalClass exClassFor(Class javaClass) throws Exception {
        return this.descriptionFor(javaClass).getExternalClass();
    }

    private ExternalClassDescription descriptionFor(Class javaClass) {
        return this.descriptionForClassNamed(javaClass.getName());
    }

    private ExternalClassDescription descriptionForClassNamed(String className) {
        ExternalClassDescription[] descriptions = this.repository.getClassDescriptions();
        for (int i = descriptions.length; i-- > 0; ) {
            if (descriptions[i].getName().equals(className)) {
                return descriptions[i];
            }
        }
        throw new IllegalArgumentException(className);
    }

}