Unit Testing Part 2: Mocks and Stubs

[KevinMulhern]

Summary

We need a lesson to introduce students to mocks and stubs and their uses in unit tests.

Acceptance Criteria

Lesson content should cover:

• [ ] What are mocks.
• [ ] What are command methods?
• [ ] What are stubs?
• [ ] How to use them.
• [ ] Disadvantages.
• [ ] Exercise: Finish mocking more of the example projects crud actions to its database.
• [ ] Exercises: Mock a weather service response in a test to make it predicable.
• [ ] Exercises: Mock a quote of the day service response in a test to make it predicable.
• [ ] Exercises: Mock a database service response that takes a while in a test to make the test fast.