JUnit 4

http://www.vogella.de/articles/JUnit/article.html
http://wsgi.net/~espeak/junit_tutorial.html

Installing and test if junit works:
* set CLASSPATH drive:\junit-4.4;drive:\junit-4.4.jar (see if is set echo "CLASSPATH")
* drive:\>java -classpath %CLASSPATH% org.junit.runner.JUnitCore org.junit.tests.AllTe
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