1 files changed, 64 insertions, 0 deletions
diff --git a/sandbox/rfeng/minicore/src/test/java/org/apache/tuscany/core/component/scope/InstanceWrapperBaseTestCase.java b/sandbox/rfeng/minicore/src/test/java/org/apache/tuscany/core/component/scope/InstanceWrapperBaseTestCase.java
new file mode 100644
index 0000000000..c583ff19c6
--- /dev/null
+++ b/sandbox/rfeng/minicore/src/test/java/org/apache/tuscany/core/component/scope/InstanceWrapperBaseTestCase.java
@@ -0,0 +1,64 @@
+/*
+ * 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.core.component.scope;
+
+import junit.framework.TestCase;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class InstanceWrapperBaseTestCase extends TestCase {
+    private static final Object INSTANCE = new Object();
+    private InstanceWrapperBase<Object> wrapper;
+
+    public void testLifecycle() throws Exception {
+        assertFalse(wrapper.isStarted());
+        try {
+            wrapper.getInstance();
+            fail();
+        } catch (AssertionError e) {
+            // expected
+        }
+        wrapper.start();
+        assertTrue(wrapper.isStarted());
+        assertSame(INSTANCE, wrapper.getInstance());
+        wrapper.stop();
+        assertFalse(wrapper.isStarted());
+        try {
+            wrapper.getInstance();
+            fail();
+        } catch (AssertionError e) {
+            // expected
+        }
+    }
+
+    public void testNullCheck() {
+        try {
+            new InstanceWrapperBase<Object>(null);
+            fail();
+        } catch (AssertionError e) {
+            // expected
+        }
+    }
+
+    protected void setUp() throws Exception {
+        super.setUp();
+        wrapper = new InstanceWrapperBase<Object>(INSTANCE);
+    }
+}