Enabling means shipping all test cases and test suites and the JMUnit framework classes into the application package. To enable JMUnit right click the Project folder and select the Mobile tools for java > Enable JMunit option.
Disable means NOT shipping all test cases and test suites and the JMUnit framework classes into the application package. To disable JMUnit right click the Project folder and select the Mobile tools for java > Disable JMunit option.
All classes that extends of "TestCase" or "TestSuite" will be excluded from the build path.
All test cases and suites will be displayed in the package explorer as resources.