1 files changed, 88 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/MultiplicityReadWriteTestCase.java b/sca-java-2.x/tags/2.0.1-RC1/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/MultiplicityReadWriteTestCase.java
new file mode 100644
index 0000000000..0d5e69bd61
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+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/MultiplicityReadWriteTestCase.java
@@ -0,0 +1,88 @@
+/*
+ * 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 java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.InputStream;
+
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLOutputFactory;
+
+import org.apache.tuscany.sca.assembly.Composite;
+import org.apache.tuscany.sca.assembly.Multiplicity;
+import org.apache.tuscany.sca.contribution.processor.ExtensibleStAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.ProcessorContext;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessorExtensionPoint;
+import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
+import org.junit.Before;
+import org.junit.Test;
+
+/**
+ * Test writing SCA XML assemblies.
+ * 
+ * TUSCANY-2662
+ * 
+ * @version $Rev$ $Date$
+ */
+public class MultiplicityReadWriteTestCase {
+    private XMLInputFactory inputFactory;
+    private XMLOutputFactory outputFactory;
+    private ExtensibleStAXArtifactProcessor staxProcessor;
+    private ProcessorContext context;
+
+    @Before
+    public void setUp() throws Exception {
+        DefaultExtensionPointRegistry extensionPoints = new DefaultExtensionPointRegistry();
+        context = new ProcessorContext(extensionPoints);
+        inputFactory = XMLInputFactory.newInstance();
+        outputFactory = XMLOutputFactory.newInstance();
+        StAXArtifactProcessorExtensionPoint staxProcessors = extensionPoints.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class);
+        staxProcessor = new ExtensibleStAXArtifactProcessor(staxProcessors, inputFactory, outputFactory);
+    }
+
+
+    @Test
+    public void testReadWriteComposite() throws Exception {
+        InputStream is = getClass().getResourceAsStream("Multiplicity.composite");
+        Composite composite = staxProcessor.read(is, Composite.class, context);
+        
+        verifyComposite(composite);
+        
+        ByteArrayOutputStream bos = new ByteArrayOutputStream();
+        staxProcessor.write(composite, bos, context);
+        bos.close();
+        
+        ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray());
+        composite = staxProcessor.read(bis, Composite.class, context);
+        
+        verifyComposite(composite);
+        
+    }
+
+    
+    private void verifyComposite(Composite composite) {
+        assertEquals(composite.getComponents().get(0).getReferences().get(0).getMultiplicity(), Multiplicity.ZERO_N);
+        assertEquals(composite.getReferences().get(0).getMultiplicity(), Multiplicity.ONE_N);
+    }
+
+}