View Javadoc

1   /**
2    * Copyright (c) 2004-2011 QOS.ch
3    * All rights reserved.
4    *
5    * Permission is hereby granted, free  of charge, to any person obtaining
6    * a  copy  of this  software  and  associated  documentation files  (the
7    * "Software"), to  deal in  the Software without  restriction, including
8    * without limitation  the rights to  use, copy, modify,  merge, publish,
9    * distribute,  sublicense, and/or sell  copies of  the Software,  and to
10   * permit persons to whom the Software  is furnished to do so, subject to
11   * the following conditions:
12   *
13   * The  above  copyright  notice  and  this permission  notice  shall  be
14   * included in all copies or substantial portions of the Software.
15   *
16   * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
17   * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
18   * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
19   * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
20   * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21   * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
22   * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23   *
24   */
25  
26  package org.slf4j;
27  
28  import java.io.PrintStream;
29  import java.util.Random;
30  
31  import junit.framework.TestCase;
32  
33  public class CompatibilityAssertionTest extends TestCase {
34  
35      StringPrintStream sps = new StringPrintStream(System.err);
36      PrintStream old = System.err;
37      int diff = 1024 + new Random().nextInt(10000);
38  
39      public CompatibilityAssertionTest(String name) {
40          super(name);
41      }
42  
43      protected void setUp() throws Exception {
44          super.setUp();
45          System.setErr(sps);
46      }
47  
48      protected void tearDown() throws Exception {
49          super.tearDown();
50          System.setErr(old);
51      }
52  
53      public void test() throws Exception {
54          Logger logger = LoggerFactory.getLogger(this.getClass());
55          String msg = "hello world " + diff;
56          logger.info(msg);
57          assertEquals(1, sps.stringList.size());
58          String s0 = (String) sps.stringList.get(0);
59          assertTrue(s0.contains(msg));
60      }
61  }