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Java > Open Source Codes > org > codehaus > groovy > classgen > VerifierCodeVisitorTest


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 JavaDoc name) {
46         VerifierCodeVisitor.assertValidIdentifier(name, "variable name", new ASTNode());
47     }
48
49     protected void assertInvalidName(String JavaDoc 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 }
59
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