1 files changed, 310 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/implementation-java/src/test/java/org/apache/tuscany/sca/implementation/java/introspect/impl/ReferenceProcessorTestCase.java b/sca-java-2.x/tags/2.0.1-RC1/modules/implementation-java/src/test/java/org/apache/tuscany/sca/implementation/java/introspect/impl/ReferenceProcessorTestCase.java
new file mode 100644
index 0000000000..6a7987a376
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/implementation-java/src/test/java/org/apache/tuscany/sca/implementation/java/introspect/impl/ReferenceProcessorTestCase.java
@@ -0,0 +1,310 @@
+/*
+ * 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.implementation.java.introspect.impl;
+
+import static org.apache.tuscany.sca.implementation.java.introspect.impl.ModelHelper.getReference;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertSame;
+import static org.junit.Assert.fail;
+
+import java.lang.reflect.Method;
+import java.util.Collection;
+import java.util.List;
+
+import org.apache.tuscany.sca.assembly.DefaultAssemblyFactory;
+import org.apache.tuscany.sca.assembly.Multiplicity;
+import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.implementation.java.DefaultJavaImplementationFactory;
+import org.apache.tuscany.sca.implementation.java.JavaImplementation;
+import org.apache.tuscany.sca.implementation.java.JavaImplementationFactory;
+import org.apache.tuscany.sca.interfacedef.java.DefaultJavaInterfaceFactory;
+import org.apache.tuscany.sca.interfacedef.java.JavaInterface;
+import org.junit.Before;
+import org.junit.Test;
+import org.oasisopen.sca.annotation.Property;
+import org.oasisopen.sca.annotation.Reference;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class ReferenceProcessorTestCase {
+
+    private JavaImplementation type;
+    private ReferenceProcessor processor;
+
+    @Before
+    public void setUp() throws Exception {
+        ExtensionPointRegistry registry = new DefaultExtensionPointRegistry();
+        JavaImplementationFactory javaImplementationFactory = new DefaultJavaImplementationFactory();
+        type = javaImplementationFactory.createJavaImplementation();
+        processor = new ReferenceProcessor(new DefaultAssemblyFactory(), new DefaultJavaInterfaceFactory(registry));
+    }
+
+    @Test
+    public void testMethodAnnotation() throws Exception {
+        processor.visitMethod(ReferenceProcessorTestCase.Foo.class.getMethod("setFoo", Ref.class), type);
+        org.apache.tuscany.sca.assembly.Reference reference = getReference(type, "foo");
+        assertNotNull(reference);
+        assertEquals(Ref.class, ((JavaInterface)reference.getInterfaceContract().getInterface()).getJavaClass());
+    }
+
+    @Test
+    public void testMethodRequired() throws Exception {
+        processor.visitMethod(ReferenceProcessorTestCase.Foo.class.getMethod("setFooRequired", Ref.class), type);
+        org.apache.tuscany.sca.assembly.Reference ref = getReference(type, "fooRequired");
+        assertNotNull(ref);
+        assertEquals(Multiplicity.ONE_ONE, ref.getMultiplicity());
+    }
+
+    @Test
+    public void testMethodName() throws Exception {
+        processor.visitMethod(ReferenceProcessorTestCase.Foo.class.getMethod("setBarMethod", Ref.class), type);
+        assertNotNull(getReference(type, "bar"));
+    }
+
+    @Test
+    public void testFieldAnnotation() throws Exception {
+        processor.visitField(ReferenceProcessorTestCase.Foo.class.getDeclaredField("baz"), type);
+        org.apache.tuscany.sca.assembly.Reference reference = getReference(type, "baz");
+        assertNotNull(reference);
+        assertEquals(Ref.class, ((JavaInterface)reference.getInterfaceContract().getInterface()).getJavaClass());
+    }
+
+    @Test
+    public void testFieldRequired() throws Exception {
+        processor.visitField(ReferenceProcessorTestCase.Foo.class.getDeclaredField("bazRequired"), type);
+        org.apache.tuscany.sca.assembly.Reference ref = getReference(type, "bazRequired");
+        assertNotNull(ref);
+        assertEquals(Multiplicity.ONE_ONE, ref.getMultiplicity());
+    }
+
+    @Test
+    public void testFieldName() throws Exception {
+        processor.visitField(ReferenceProcessorTestCase.Foo.class.getDeclaredField("bazField"), type);
+        assertNotNull(getReference(type, "theBaz"));
+    }
+
+    @Test
+    public void testDuplicateFields() throws Exception {
+        processor.visitField(ReferenceProcessorTestCase.Bar.class.getDeclaredField("dup"), type);
+        try {
+            processor.visitField(ReferenceProcessorTestCase.Bar.class.getDeclaredField("baz"), type);
+            fail();
+        } catch (DuplicateReferenceException e) {
+            // expected
+        }
+    }
+
+    @Test
+    public void testDuplicateMethods() throws Exception {
+        processor.visitMethod(ReferenceProcessorTestCase.Bar.class.getMethod("setDupMethod", Ref.class), type);
+        try {
+            processor.visitMethod(ReferenceProcessorTestCase.Bar.class.getMethod("setDupSomeMethod", Ref.class), type);
+            fail();
+        } catch (DuplicateReferenceException e) {
+            // expected
+        }
+    }
+
+    @Test
+    public void testInvalidProperty() throws Exception {
+        try {
+            processor.visitMethod(ReferenceProcessorTestCase.Bar.class.getMethod("badMethod"), type);
+            fail();
+        } catch (IllegalReferenceException e) {
+            // expected
+        }
+    }
+    
+    @Test
+    public void testClassWithBadMethodArgReference() throws Exception {
+        Method meth = BadMethAnn.class.getMethod("BadMethod", String.class);
+
+        try {
+        	processor.visitMethod(meth, type);
+        	
+            fail("reference annotation on ordinary method arg should be rejected");
+        } catch (IllegalReferenceException e) {
+        	// expected
+        }
+    	catch (Exception e) {
+			fail("Wrong exception detected");
+			e.printStackTrace();
+		}
+    }
+
+    @Test
+    public void testMultiplicity1ToN() throws Exception {
+        processor.visitField(Multiple.class.getDeclaredField("refs1"), type);
+        org.apache.tuscany.sca.assembly.Reference ref = getReference(type, "refs1");
+        assertNotNull(ref);
+        assertSame(Ref.class, ((JavaInterface)ref.getInterfaceContract().getInterface()).getJavaClass());
+        assertEquals(Multiplicity.ONE_N, ref.getMultiplicity());
+    }
+
+    @Test
+    public void testMultiplicityTo0ToN() throws Exception {
+        processor.visitField(Multiple.class.getDeclaredField("refs2"), type);
+        org.apache.tuscany.sca.assembly.Reference ref = getReference(type, "refs2");
+        assertNotNull(ref);
+        assertSame(Ref.class, ((JavaInterface)ref.getInterfaceContract().getInterface()).getJavaClass());
+        assertEquals(Multiplicity.ZERO_N, ref.getMultiplicity());
+    }
+
+    @Test
+    public void testMultiplicity1ToNMethod() throws Exception {
+        processor.visitMethod(Multiple.class.getMethod("setRefs3", Ref[].class), type);
+        org.apache.tuscany.sca.assembly.Reference ref = getReference(type, "refs3");
+        assertNotNull(ref);
+        assertSame(Ref.class, ((JavaInterface)ref.getInterfaceContract().getInterface()).getJavaClass());
+        assertEquals(Multiplicity.ONE_N, ref.getMultiplicity());
+    }
+
+    @Test
+    public void testMultiplicity0ToNMethod() throws Exception {
+        processor.visitMethod(Multiple.class.getMethod("setRefs4", Collection.class), type);
+        org.apache.tuscany.sca.assembly.Reference ref = getReference(type, "refs4");
+        assertNotNull(ref);
+        assertSame(Ref.class, ((JavaInterface)ref.getInterfaceContract().getInterface()).getJavaClass());
+        assertEquals(Multiplicity.ZERO_N, ref.getMultiplicity());
+    }
+    
+    @Test
+    public void testRejectStaticFieldReference() throws Exception {
+    	try {
+    		processor.visitField(BadStaticRefs.class.getDeclaredField("stint"), type);
+    		fail("Processor should not accept a static field with Property annotation");
+    	}
+    	catch (IllegalReferenceException e) {
+			// expected
+		}
+    	catch (Exception e) {
+			fail("Wrong exception detected");
+			e.printStackTrace();
+		}
+    }
+    	
+    @Test
+    public void testRejectStaticMethodReference() throws Exception {
+    	try {
+    		processor.visitMethod(BadStaticRefs.class.getDeclaredMethod("setStint",int.class), type);
+    		fail("Processor should not accept a static method with Property annotation");
+    	}
+    	catch (IllegalPropertyException e) {
+			// expected
+		}
+    	catch (Exception e) {
+			fail("Wrong exception detected");
+			e.printStackTrace();
+		}
+
+    }
+
+    /**
+     * Private classes utilized in the tests
+     */
+
+    private interface Ref {
+    }
+
+    private class Foo {
+        @Reference
+        protected Ref baz;
+        
+        @Reference(required = true)
+        protected Ref bazRequired;
+        
+        @Reference(name = "theBaz")
+        protected Ref bazField;
+
+        @Reference
+        public void setFoo(Ref ref) {
+        }
+
+        @Reference(required = true)
+        public void setFooRequired(Ref ref) {
+        }
+
+        @Reference(name = "bar")
+        public void setBarMethod(Ref ref) {
+        }
+    }
+
+    private class Bar {
+        @Reference
+        protected Ref dup;
+
+        @Reference(name = "dup")
+        protected Ref baz;
+
+        @Reference
+        public void setDupMethod(Ref s) {
+        }
+
+        @Reference(name = "dupMethod")
+        public void setDupSomeMethod(Ref s) {
+        }
+
+        @Reference
+        public void badMethod() {
+        }
+
+    }
+
+    private class Multiple {
+        @Reference(required = true)
+        protected List<Ref> refs1;
+
+        @Reference(required = false)
+        protected Ref[] refs2;
+
+        @Reference(required = true)
+        public void setRefs3(Ref[] refs) {
+        }
+
+        @Reference(required = false)
+        public void setRefs4(Collection<Ref> refs) {
+        }
+    }
+    
+    private static class BadStaticRefs {
+    	
+    	@Reference(name="badstaticfield")static int stint;
+    	
+    	@Reference(name="badstaticfield")static void setStint(int theStint) {
+    		stint = theStint;
+    	}
+    }
+    
+    
+    private static class BadMethAnn {
+
+        @org.oasisopen.sca.annotation.Constructor()
+        public BadMethAnn(@Property(name = "myProp", required = true)String prop) {
+
+        }
+        
+        /** Java can't tell that the @reference argument is disallowed by SCA, but the run time must reject it*/
+        public void BadMethod(@Reference(name = "badMethodArgRef")String methArg) {
+        
+        }
+    }
+}