1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.scxml.env.jsp;
18  
19  import junit.framework.Test;
20  import junit.framework.TestCase;
21  import junit.framework.TestSuite;
22  
23  import org.apache.commons.scxml.Context;
24  import org.apache.commons.scxml.Evaluator;
25  import org.apache.commons.scxml.SCXMLExpressionException;
26  
27  public class ELEvaluatorTest extends TestCase {
28  
29      private String BAD_EXPRESSION = "${${}";
30      private Context ctx = new ELContext();
31  
32      public ELEvaluatorTest(String testName) {
33          super(testName);
34      }
35  
36      public static Test suite() {
37          return new TestSuite(ELEvaluatorTest.class);
38      }
39  
40      public static void main(String args[]) {
41          String[] testCaseName = {ELEvaluatorTest.class.getName()};
42          junit.textui.TestRunner.main(testCaseName);
43      }
44  
45      public void testPristine() throws SCXMLExpressionException {
46          Evaluator eval = new ELEvaluator();
47          assertNotNull(eval);
48          assertTrue(((Boolean) eval.eval(ctx, "${1+1 eq 2}")).booleanValue());
49      }
50  
51      public void testErrorMessage() {
52          Evaluator eval = new ELEvaluator();
53          assertNotNull(eval);
54          try {
55              eval.eval(ctx, BAD_EXPRESSION);
56              fail("ELEvaluator should throw SCXMLExpressionException");
57          } catch (SCXMLExpressionException e) {
58              assertTrue("ELEvaluator: Incorrect error message",
59                  e.getMessage().startsWith("eval('" + BAD_EXPRESSION + "'):"));
60          }
61      }
62  
63  }