// $Id: TestUseCasesFactory.java,v 1.7 2004/10/04 20:30:03 mvw Exp $
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package org.argouml.model.uml.behavioralelements.usecases;

import junit.framework.TestCase;

import org.argouml.util.CheckUMLModelHelper;

import ru.novosoft.uml.behavior.use_cases.MExtend;
import ru.novosoft.uml.behavior.use_cases.MExtensionPoint;
import ru.novosoft.uml.behavior.use_cases.MUseCase;



/**
 * Test the UseCasesFactory class.
 *
 */
public class TestUseCasesFactory extends TestCase {
    
    private static String[] allModelElements = {
        "Actor",
        "Extend",
        "ExtensionPoint",
        "Include",
        "UseCase",
        "UseCaseInstance",
    }; 

    /**
     * The constructor.
     * 
     * @param n the name of the test
     */
    public TestUseCasesFactory(String n) { super(n); }



    /**
     * Test if the UseCasesFactory is really a singleton.
     */
    public void testSingleton() {
	Object o1 = UseCasesFactory.getFactory();
	Object o2 = UseCasesFactory.getFactory();
	assertTrue("Different singletons", o1 == o2);
    }

    /**
     * Test creation.
     */
    public void testCreates() {
	String [] objs = {
	    "Actor",
	    "Extend",
	    "ExtensionPoint",
	    "Include",
	    "UseCase",
	    "UseCaseInstance",
	    null
	};

	CheckUMLModelHelper.createAndRelease(this, 
					     UseCasesFactory.getFactory(),
					     objs);
    }
    
    /**
     * Test deleteComplete().
     */
    public void testDeleteComplete() {
        CheckUMLModelHelper.deleteComplete(this, 
					   UseCasesFactory.getFactory(), 
					   allModelElements);
    }
    
    /**
     * Test building extensions.
     */
    public void testBuildExtend1() {
        MUseCase base = UseCasesFactory.getFactory().createUseCase();
        MUseCase extension = UseCasesFactory.getFactory().createUseCase();
        MExtensionPoint point =
	    UseCasesFactory.getFactory().buildExtensionPoint(base);
        MExtend extend =
	    UseCasesFactory.getFactory().buildExtend(base, extension, point);
        assertTrue("extensionpoint not added to base",
		   !base.getExtensionPoints().isEmpty());
        assertTrue("extend not added to base", !base.getExtends2().isEmpty());
        assertTrue("extend not added to extension",
		   !extension.getExtends().isEmpty());
        assertTrue("extend not added to correct extensionpoint", 
		   (extend.getExtensionPoints().contains(point)
		    && extend.getExtensionPoints().size() == 1));
    }



    /**
     * @return Returns the allModelElements.
     */
    static String[] getAllModelElements() {
        return allModelElements;
    }
}