package com.gentleware.uml2.cache.adapter;

import java.util.Collection;

import junit.framework.TestCase;

import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
import org.eclipse.uml2.common.util.CacheAdapter;
import org.eclipse.uml2.uml.Class;
import org.eclipse.uml2.uml.Property;
import org.eclipse.uml2.uml.UMLFactory;

/*
 * @author mmatthias.koester@gentleware.com
 */
public class TestCacheAdapter extends TestCase {

    public void testPropertyClass() {
        ResourceSet resourceSet = new ResourceSetImpl();
        Resource resource = resourceSet.createResource(URI.createFileURI("/tmp/test.uml"));

        Class testClass = UMLFactory.eINSTANCE.createClass();
        resource.getContents().add(testClass);

        Class testClass1 = UMLFactory.eINSTANCE.createClass();
        resource.getContents().add(testClass1);

        Property attribute = testClass.createOwnedAttribute("test", testClass);
        CacheAdapter cacheAdapter = CacheAdapter.INSTANCE;
        Collection inverse = cacheAdapter.getNonNavigableInverseReferences(testClass);
        assertEquals(2, inverse.size());

        testClass1.getOwnedAttributes().add(attribute);
        attribute.setType(null);
        assertEquals(testClass1, attribute.getClass_());
        inverse = CacheAdapter.INSTANCE.getNonNavigableInverseReferences(testClass);
        assertTrue(inverse.isEmpty());
    }
}