1   /***
2    *
3    * Copyright 2004 James Strachan
4    *
5    * Licensed under the Apache License, Version 2.0 (the "License");
6    * you may not use this file except in compliance with the License.
7    * 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   **/
18  package org.codehaus.groovy.classgen;
19  
20  import junit.framework.TestCase;
21  import org.codehaus.groovy.ast.ASTNode;
22  import org.codehaus.groovy.syntax.parser.RuntimeParserException;
23  
24  /***
25   * @version $Revision: 1.2 $
26   */
27  public class VerifierCodeVisitorTest extends TestCase {
28      public void testValidNames() {
29          assertValidName("a");
30          assertValidName("a1234");
31          assertValidName("a_b_c");
32          assertValidName("a____1234");
33      }
34  
35      public void testInvalidNames() {
36          assertInvalidName("1");
37          assertInvalidName("100");
38          assertInvalidName("1a");
39          assertInvalidName("a!");
40          assertInvalidName("a.");
41          assertInvalidName("$");
42          assertInvalidName("$foo");
43      }
44  
45      protected void assertValidName(String name) {
46          VerifierCodeVisitor.assertValidIdentifier(name, "variable name", new ASTNode());
47      }
48  
49      protected void assertInvalidName(String name) {
50          try {
51              VerifierCodeVisitor.assertValidIdentifier(name, "variable name", new ASTNode());
52              fail("Should have thrown exception due to invalid name: " + name);
53          }
54          catch (RuntimeParserException e) {
55              System.out.println("Caught invalid exception: " + e);
56          }
57      }
58  }