// $Id: TestOclInterpreter.java 43 2010-04-03 20:28:12Z marcusvnac $
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package org.argouml.profile.internal.ocl;

import java.util.HashMap;
import java.util.Map;

import junit.framework.TestCase;

import org.argouml.model.InitializeModel;
import org.argouml.model.Model;

/**
 * Tests for the OclInterpreter class.
 * 
 * @author maurelio1234
 */
public class TestOclInterpreter extends TestCase {

    @SuppressWarnings("unused")
    private class DefaultModelInterpreter implements ModelInterpreter {
        public Object invokeFeature(HashMap<String, Object> vt, Object subject,
                String feature, String type, Object[] parameters) {
            return null;
        }

        public Object getBuiltInSymbol(String sym) {
            return null;
        }

        public Object invokeFeature(Map<String, Object> vt, Object subject,
                String feature, String type, Object[] parameters) {
            return null;
        }
    }

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        InitializeModel.initializeDefault();
    }

    /**
     * Test <code>applicable</code> operation
     * 
     * @throws Exception if something goes wrong
     */
    public void testApplicable() throws Exception {
        Object obj1 = Model.getUseCasesFactory().createActor();
        Object obj2 = Model.getActivityGraphsFactory().createPartition();

        String ocl = "context Actor inv: 2 > 0";

        OclInterpreter interpreter = new OclInterpreter(ocl,
                new DefaultModelInterpreter());

        assertTrue(interpreter.applicable(obj1));
        assertFalse(interpreter.applicable(obj2));
    }

    /**
     * Test <code>getTriggers</code> operation
     * 
     * @throws Exception if something goes wrong
     */
    public void testGetTriggers() throws Exception {
        String ocl = "context Actor inv: 2 > 0";

        OclInterpreter interpreter = new OclInterpreter(ocl,
                new DefaultModelInterpreter());

        assertTrue(interpreter.getTriggers().contains("actor"));
    }

    /**
     * Test <code>check</code> operation (general)
     * 
     * @throws Exception if something goes wrong
     */
    public void testCheckGeneral() throws Exception {
        Object obj = Model.getUseCasesFactory().createActor();

        String ocl1 = "context Actor inv: 2 > 0";
        String ocl2 = "context Actor inv: 2 < 0";

        OclInterpreter interpreter1 = new OclInterpreter(ocl1,
                new DefaultModelInterpreter());
        OclInterpreter interpreter2 = new OclInterpreter(ocl2,
                new DefaultModelInterpreter());

        assertTrue(interpreter1.check(obj));
        assertFalse(interpreter2.check(obj));
    }

}