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1   /**
2    * Copyright (c) 2021 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.rule;
27  
28  import org.junit.rules.TestRule;
29  import org.junit.runner.Description;
30  import org.junit.runners.model.Statement;
31  
32  // This class has been inspired by the article "A JUnit Rule to Run a Test in Its Own Thread"
33  // published by Frank Appel, author of the book "Testing with JUnit" published by Packt publishing. 
34  // 
35  // See also
36  // https://www.codeaffine.com/2014/07/21/a-junit-rule-to-run-a-test-in-its-own-thread/
37      
38  public class RunInNewThreadRule implements TestRule {
39  
40      @Override
41      public Statement apply(Statement base, Description description) {
42          RunInNewThread desiredAnnotaton = description.getAnnotation(RunInNewThread.class);
43          
44          if (desiredAnnotaton ==  null) {
45              System.out.println("test "+ description.getMethodName() +" not annotated");
46              return base;
47          } else {
48              long timeout = desiredAnnotaton.timeout();
49              System.out.println("running "+ description.getMethodName() +" in separate tjread");
50              return new RunInNewThreadStatement(base, timeout);
51          }
52      }
53  
54  }