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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.sca.assembly.xml;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import java.io.IOException;
import java.io.InputStream;
import java.net.URI;
import java.net.URL;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import org.apache.tuscany.sca.assembly.Composite;
import org.apache.tuscany.sca.assembly.SCABindingFactory;
import org.apache.tuscany.sca.contribution.processor.ContributionReadException;
import org.apache.tuscany.sca.contribution.processor.ExtensibleStAXArtifactProcessor;
import org.apache.tuscany.sca.contribution.processor.ProcessorContext;
import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessorExtensionPoint;
import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessor;
import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessorExtensionPoint;
import org.apache.tuscany.sca.contribution.resolver.DefaultModelResolver;
import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
import org.apache.tuscany.sca.core.FactoryExtensionPoint;
import org.apache.tuscany.sca.definitions.Definitions;
import org.junit.BeforeClass;
import org.junit.Test;
/**
* Test the wiring of SCA XML assemblies.
*
* @version $Rev$ $Date$
*/
public class WireTestCase {
private static XMLInputFactory inputFactory;
private static StAXArtifactProcessor<Object> staxProcessor;
private static ModelResolver resolver;
private static URLArtifactProcessor<Definitions> policyDefinitionsProcessor;
private static ProcessorContext context;
@BeforeClass
public static void setUp() throws Exception {
DefaultExtensionPointRegistry extensionPoints = new DefaultExtensionPointRegistry();
context = new ProcessorContext(extensionPoints);
inputFactory = XMLInputFactory.newInstance();
StAXArtifactProcessorExtensionPoint staxProcessors = extensionPoints.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class);
staxProcessor = new ExtensibleStAXArtifactProcessor(staxProcessors, inputFactory, null);
resolver = new DefaultModelResolver();
FactoryExtensionPoint modelFactories = extensionPoints.getExtensionPoint(FactoryExtensionPoint.class);
SCABindingFactory scaBindingFactory = new TestSCABindingFactoryImpl();
modelFactories.addFactory(scaBindingFactory);
URLArtifactProcessorExtensionPoint documentProcessors = extensionPoints.getExtensionPoint(URLArtifactProcessorExtensionPoint.class);
policyDefinitionsProcessor = documentProcessors.getProcessor(Definitions.class);
}
@Test
public void testResolveComposite() throws Exception {
Composite nestedComposite = readComposite("Calculator.composite");
assertNotNull(nestedComposite);
resolver.addModel(nestedComposite, context);
Composite composite = readComposite("TestAllCalculator.composite");
URL url = getClass().getResource("test_definitions.xml");
URI uri = URI.create("test_definitions.xml");
Definitions scaDefns = (Definitions)policyDefinitionsProcessor.read(null, uri, url, context);
assertNotNull(scaDefns);
policyDefinitionsProcessor.resolve(scaDefns, resolver, context);
staxProcessor.resolve(composite, resolver, context);
assertEquals(composite.getComponents().get(2).getImplementation(), nestedComposite);
}
private Composite readComposite(String resource) throws XMLStreamException, ContributionReadException, IOException {
InputStream is = getClass().getResourceAsStream(resource);
XMLStreamReader reader = inputFactory.createXMLStreamReader(is);
Composite composite = (Composite)staxProcessor.read(reader, context);
is.close();
return composite;
}
}
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