A simple test case to check for exception wrapping

src/test/java/org/jboss/invocation/test/SimpleInterceptorTestCase.java

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+/*
+ * JBoss, Home of Professional Open Source.
+ * Copyright (c) 2011, Red Hat, Inc., and individual contributors
+ * as indicated by the @author tags. See the copyright.txt file in the
+ * distribution for a full listing of individual contributors.
+ *
+ * This is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this software; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
+ */
+
+package org.jboss.invocation.test;
+
+import org.jboss.invocation.Interceptor;
+import org.jboss.invocation.InterceptorContext;
+import org.jboss.invocation.Interceptors;
+import org.junit.Test;
+
+import java.lang.reflect.Method;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.fail;
+
+/**
+ * This test is simply to get some coverage.
+ * 
+ * @author <a href="mailto:cdewolf@redhat.com">Carlo de Wolf</a>
+ */
+public class SimpleInterceptorTestCase {
+    /**
+     * The original exception must not be wrapped, regardless of the amount of interceptors.
+     */
+    @Test
+    public void test1() throws NoSuchMethodException {
+        Method method = SimpleInterceptorTestCase.class.getMethod("throwException");
+        InterceptorContext context = new InterceptorContext();
+        context.setMethod(method);
+        context.setTarget(this);
+
+        Interceptor interceptor = Interceptors.getChainedInterceptor(Interceptors.getNullInterceptor(), Interceptors.getNullInterceptor(), Interceptors.getInvokingInterceptor());
+        try {
+            interceptor.processInvocation(context);
+            fail("Should have thrown an Exception");
+        }
+        catch(Exception e) {
+            assertEquals("Hello world", e.getMessage());
+        }
+    }
+
+    public void throwException() throws Exception {
+        throw new Exception("Hello world");
+    }
+}