我使用NetBeans 7.4，这是我第一个使用JUnit的例子，所以我在输出控制台中有这个警告：
WARNING: multiple versions of ant detected in path for junit
jar:file:/C:/Program%20Files%20(x86)/NetBeans%207.4/extide/ant/lib/ant.jar!/org/apache/tools/ant/Project.class
and jar:file:/C:/Program%20Files%20(x86)/glassfish-4.0/glassfish/modules/ant.jar!/org/apache/tools/ant/Project.class
Testsuite: utilitaire.TraitementFichierTest
copyFile
Tests run: 1, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 0,069 sec
------------- Standard Output ---------------
copyFile
------------- ---------------- ---------------
Testcase: testCopyFile(utilitaire.TraitementFichierTest): FAILED
expected:<false> but was:<true>
junit.framework.AssertionFailedError: expected:<false> but was:<true>
at utilitaire.TraitementFichierTest.testCopyFile(TraitementFichierTest.java:52)
Test utilitaire.TraitementFichierTest FAILED