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1   /*
2    * $Id: ComponentReturningNullFlowTestCase.java 19191 2010-08-25 21:05:23Z tcarlson $
3    * --------------------------------------------------------------------------------------
4    * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
5    *
6    * The software in this package is published under the terms of the CPAL v1.0
7    * license, a copy of which has been included with this distribution in the
8    * LICENSE.txt file.
9    */
10  
11  package org.mule.test.components;
12  
13  import org.mule.api.MuleMessage;
14  import org.mule.module.client.MuleClient;
15  import org.mule.tck.FunctionalTestCase;
16  import org.mule.transport.NullPayload;
17  
18  public class ComponentReturningNullFlowTestCase extends FunctionalTestCase
19  {
20  
21      protected String getConfigResources()
22      {
23          return "org/mule/test/components/component-returned-null.xml";
24      }
25  
26      public void testNullReturnStopsFlow() throws Exception
27      {
28          MuleClient client = new MuleClient(muleContext);
29  
30          MuleMessage msg = client.send("vm://in", "test data", null);
31          assertNotNull(msg);
32          final String payload = msg.getPayloadAsString();
33          assertNotNull(payload);
34          assertFalse("ERROR".equals(payload));
35          assertTrue(msg.getPayload() instanceof NullPayload);
36      }
37  
38      public static final class ComponentReturningNull
39      {
40          public String process(String input)
41          {
42              return null;
43          }
44      }
45  }