| TestActivationDataFlavor | this class extends ActivationDataFlavor and provides 
 public versions of protected methods for JCK testing | 
| TestCommandMap | This class is used to provide an alternative to the default MailcapCommandMap
  for testing purposes. | 
| TestCommandObject | This is utility library routine. | 
| TestDataSource | A TestDataSource for the DataHandler tests. | 
| TestDCH | Test DCH that does nothing. | 
| TestDCHFactory | Test uitlity used by DataHandler class. | 
| TestFileTypeMap | Test utility library used by FileTypeMap tests. | 
| TestNoBeans |  |