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/*
 * Copyright 2004,2005 The Apache Software Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.tuscany.container.rhino.builder;

import java.util.ArrayList;
import java.util.List;

import junit.framework.TestCase;

import org.apache.tuscany.common.resource.impl.ResourceLoaderImpl;
import org.apache.tuscany.container.rhino.assembly.JavaScriptImplementation;
import org.apache.tuscany.container.rhino.context.JavaScriptComponentContext;
import org.apache.tuscany.core.builder.ContextFactory;
import org.apache.tuscany.core.extension.ExternalServiceInvoker;
import org.apache.tuscany.model.assembly.AssemblyContext;
import org.apache.tuscany.model.assembly.AssemblyInitializationException;
import org.apache.tuscany.model.assembly.AssemblyVisitor;
import org.apache.tuscany.model.assembly.ComponentType;
import org.apache.tuscany.model.assembly.Property;
import org.apache.tuscany.model.assembly.Reference;
import org.apache.tuscany.model.assembly.Service;

/**
 * Tests for the RhinoScript
 */
public class JavaScriptContextFactoryBuilderTestCase extends TestCase {

    public JavaScriptContextFactoryBuilderTestCase() {

    }

    protected void setUp() throws Exception {
        super.setUp();
    }

    @SuppressWarnings("unchecked")
    public void testSimpleConstructor() {
        JavaScriptContextFactoryBuilder builder = new JavaScriptContextFactoryBuilder();
        JavaScriptImplementation jsImpl = createMockJSImpl();
        jsImpl.setScript("function foo() { return 'petra';}");

        ContextFactory cf = builder.createContextFactory("foo", jsImpl, null);
        assertNotNull(cf);

        JavaScriptComponentContext context = (JavaScriptComponentContext) cf.createContext();
        assertNotNull(context);

        ExternalServiceInvoker invoker = (ExternalServiceInvoker) context.getTargetInstance();
        assertNotNull(invoker);

        Object response = invoker.invoke("foo", new Object[0]);
        assertEquals("petra", response);
    }

    private JavaScriptImplementation createMockJSImpl() {
        JavaScriptImplementation jsImpl = new JavaScriptImplementation();

        jsImpl.setComponentType(new ComponentType() {

            public List<Service> getServices() {
                return new ArrayList<Service>();
            }

            public Service getService(String name) {
                return null;
            }

            public List<Reference> getReferences() {
                return null;
            }

            public Reference getReference(String name) {
                return null;
            }

            public List<Property> getProperties() {
                return new ArrayList<Property>();
            }

            public Property getProperty(String name) {
                return null;
            }

            public List<Object> getExtensibilityElements() {
                return null;
            }

            public List<Object> getExtensibilityAttributes() {
                return null;
            }

            public void initialize(AssemblyContext modelContext) throws AssemblyInitializationException {
            }

            public void freeze() {
            }

            public boolean accept(AssemblyVisitor visitor) {
                return false;
            }
        });

        jsImpl.setResourceLoader(new ResourceLoaderImpl(getClass().getClassLoader()));

        return jsImpl;
    }

}