Previous Lecture Complete and continue  

  Add Fractions in Java Part 4

This part will take you approximately 25 minutes.

This video demonstrates one of the first intermediate testing techniques I learned: the Parameterized Test Case Pattern. This technique helps us organize a handful of tests that run the same "engine" with different inputs and expected outputs. It has become even easier to write parameterized tests in more recent testing libraries like JUnit 4, RSpec, and Jasmine.