1   /*
2    * $Id: ExpressionEvaluatorManagerTestCase.java 11292 2008-03-09 12:12:25Z rossmason $
3    * --------------------------------------------------------------------------------------
4    * Copyright (c) MuleSource, Inc.  All rights reserved.  http://www.mulesource.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  package org.mule.expression;
11  
12  import org.mule.DefaultMuleMessage;
13  import org.mule.util.expression.ExpressionEvaluatorManager;
14  import org.mule.util.expression.MapPayloadExpressionEvaluator;
15  import org.mule.api.MuleMessage;
16  import org.mule.tck.AbstractMuleTestCase;
17  
18  import java.sql.Timestamp;
19  
20  public class ExpressionEvaluatorManagerTestCase extends AbstractMuleTestCase
21  {
22      public void testManager() throws Exception
23      {
24          MuleMessage message = new DefaultMuleMessage("test");
25          Object o = ExpressionEvaluatorManager.evaluate("function:uuid", message);
26          assertNotNull(o);
27          o = ExpressionEvaluatorManager.evaluate("function:now", message);
28          assertNotNull(o);
29          assertTrue(o instanceof Timestamp);
30      }
31  
32      public void testRegistration() throws Exception
33      {
34          try
35          {
36              ExpressionEvaluatorManager.registerEvaluator(new MapPayloadExpressionEvaluator());
37              fail("extractor already exists");
38          }
39          catch (IllegalArgumentException e)
40          {
41              //Expected
42          }
43  
44          try
45          {
46              ExpressionEvaluatorManager.registerEvaluator(null);
47              fail("null extractor");
48          }
49          catch (IllegalArgumentException e)
50          {
51              //Expected
52          }
53          assertNull(ExpressionEvaluatorManager.unregisterEvaluator(null));
54  
55      }
56  }