Big Java & Java Concepts example project "root3"

You can use this project as follows:

 - use the "Run Tests" button in BlueJ's main window to run all the projects unit tests.
 - Right click a unit test class and run individual or all tests for that test class.
 
 Note: You need to have BlueJ's test tools showing. These are enabled by selecting 
 Tools>Preferences>Miscellaneous>Unit Test Settings from BlueJ's menus.
 
This project illustrates concepts covered in Big Java & Java Concepts, Chapter 10 
"Testing and Debugging".
 
 - to learn how to carry out unit tests
 - to understand the principles of test case selection and evaluation 
