Video Service Refactor: Part 1

• Introducing… a new problem! We talk about how Emmanuel ran across this problem. Martin Fowler’s blog post
• We talk about the problem itself: What is an external service?
• We dive into the code

Commits

• Add description of functionality
  • Commenting the heck out of this code.
• Note where external services are being used to potentially mock out
  • What makes this stuff an “external service” ?
• Use Minitest so that I can stub
  • Why minitest over test unit?
• Remove unnecessary comments. Stub out method that loads up video list
  • Why is @video_list an ivar?
• Extract external service dependencies into method calls, get first real test
  • Why doesn’t get_current_video_list method get its own test?
• Extract getting the current list into its own object that is injected
  • Introduction of new object! How did you decide to name this VideoRepo and make it responsible for parsing the json?