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Diffstat (limited to 'qpid/java/common/src/test/java/org/apache/qpid/AMQExceptionTest.java')
-rw-r--r-- | qpid/java/common/src/test/java/org/apache/qpid/AMQExceptionTest.java | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/qpid/java/common/src/test/java/org/apache/qpid/AMQExceptionTest.java b/qpid/java/common/src/test/java/org/apache/qpid/AMQExceptionTest.java new file mode 100644 index 0000000000..ef6cd41492 --- /dev/null +++ b/qpid/java/common/src/test/java/org/apache/qpid/AMQExceptionTest.java @@ -0,0 +1,106 @@ +/* + * + * 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.qpid; + +import junit.framework.TestCase; +import org.apache.qpid.protocol.AMQConstant; +import org.apache.qpid.framing.AMQFrameDecodingException; + +/** + * This test is to ensure that when an AMQException is rethrown that the specified exception is correctly wrapped up. + * + * There are three cases: + * Re-throwing an AMQException + * Re-throwing a Subclass of AMQException + * Re-throwing a Subclass of AMQException that does not have the default AMQException constructor which will force the + * creation of an AMQException. + */ +public class AMQExceptionTest extends TestCase +{ + /** + * Test that an AMQException will be correctly created and rethrown. + */ + public void testRethrowGeneric() + { + AMQException test = new AMQException(AMQConstant.ACCESS_REFUSED, "refused", new RuntimeException()); + + AMQException e = reThrowException(test); + + assertEquals("Exception not of correct class", AMQException.class, e.getClass()); + + } + + /** + * Test that a subclass of AMQException that has the default constructor will be correctly created and rethrown. + */ + public void testRethrowAMQESubclass() + { + AMQFrameDecodingException test = new AMQFrameDecodingException(AMQConstant.INTERNAL_ERROR, + "Error", + new Exception()); + AMQException e = reThrowException(test); + + assertEquals("Exception not of correct class", AMQFrameDecodingException.class, e.getClass()); + } + + /** + * Test that a subclass of AMQException that doesnot have the default constructor will be correctly rethrown as an + * AMQException + */ + public void testRethrowAMQESubclassNoConstructor() + { + AMQExceptionSubclass test = new AMQExceptionSubclass("Invalid Argument Exception"); + + AMQException e = reThrowException(test); + + assertEquals("Exception not of correct class", AMQException.class, e.getClass()); + } + + /** + * Private method to rethrown and validate the basic values of the rethrown + * @param test Exception to rethrow + * @throws AMQException the rethrown exception + */ + private AMQException reThrowException(AMQException test) + { + AMQException amqe = test.cloneForCurrentThread(); + + assertEquals("Error code does not match.", test.getErrorCode(), amqe.getErrorCode()); + assertTrue("Exception message does not start as expected.", amqe.getMessage().startsWith(test.getMessage())); + assertEquals("Test Exception is not set as the cause", test, amqe.getCause()); + assertEquals("Cause is not correct", test.getCause(), amqe.getCause().getCause()); + + return amqe; + } + + /** + * Private class that extends AMQException but does not have a default exception. + */ + private class AMQExceptionSubclass extends AMQException + { + + public AMQExceptionSubclass(String msg) + { + super(null, msg, null); + } + } +} + |