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diff --git a/sca-java-2.x/branches/sca-java-2.0-M5/samples/contribution-implementation-java-calculator/src/test/java/calculator/CalculatorTestCase.java b/sca-java-2.x/branches/sca-java-2.0-M5/samples/contribution-implementation-java-calculator/src/test/java/calculator/CalculatorTestCase.java
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+++ b/sca-java-2.x/branches/sca-java-2.0-M5/samples/contribution-implementation-java-calculator/src/test/java/calculator/CalculatorTestCase.java
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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 calculator;
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+
+/**
+ * This shows how to test the Calculator composition.
+ */
+public class CalculatorTestCase {
+
+    @Test
+    public void testCalculator() throws Exception {
+        AddService add = new AddServiceImpl();
+        SubtractService subtract = new SubtractServiceImpl();
+        MultiplyService multiply = new MultiplyServiceImpl();
+        DivideService divide = new DivideServiceImpl();
+        
+        CalculatorServiceImpl calculator = new CalculatorServiceImpl();
+        
+        calculator.setAddService(add);
+        calculator.setSubtractService(subtract);
+        calculator.setMultiplyService(multiply);
+        calculator.setDivideService(divide);
+        
+        assertEquals(calculator.add(3, 2), 5.0, 0);
+        assertEquals(calculator.subtract(3, 2), 1.0, 0);
+        assertEquals(calculator.multiply(3, 2), 6.0, 0);
+        assertEquals(calculator.divide(3, 2), 1.5, 0);
+    }
+}