Test Writing: Digit Total

Created By: Chris Taylor

/ Version: 2023.7.0

Complete the following method that returns the total of all the individual digits added together. Your implementation must use recursion and may not use any loops.

Test Design Challenge

You're challenge is to write tests for this problem described above.

• Provide a method named test that accepts no arguments and does not return a value.
• If the implementation of the class described above is incorrect, your test method should throw an exception.
• If it is correct, do not throw an exception.
• You may want to use Java's assert method