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Java > Open Source Codes > org > apache > commons > logging > NullClassLoaderTestCase


1 /*
2  * Copyright 2001-2005 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package org.apache.commons.logging;
17
18 import junit.framework.TestCase;
19
20 /**
21  * Test cases for situations where getClassLoader or getContextClassLoader
22  * return null. This can happen when using JDK 1.1. It can also happen when
23  * JCL is deployed via the bootclassloader - something that could be done when
24  * using java in embedded systems.
25  */
26 public class NullClassLoaderTestCase extends TestCase {
27
28     //---------------------- Main ---------------------------------
29
30     /**
31      * Main method so this test case can be run direct from the command line.
32      */
33     public static void main(String JavaDoc[] args){
34         String JavaDoc[] testCaseName = { NullClassLoaderTestCase.class.getName() };
35         junit.textui.TestRunner.main(testCaseName);
36     }
37
38     //---------------------- unit tests ---------------------------------
39
40     /**
41      * This tests that when getContextClassLoader returns null, the
42      * LogFactory.getLog(name) method still correctly returns the same
43      * log object when called multiple times with the same name.
44      */
45     public void testSameLogObject() throws Exception JavaDoc {
46         // unfortunately, there just isn't any way to emulate JCL being
47 // accessable via the null classloader in "standard" systems, so
48 // we can't include this test in our standard unit tests.
49 }
50 }
51
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