| 👩💻 Tester | 👹 Evil Coder | 👨🏫 Invigilator |
|---|---|---|
| Write a failing test | Don’t read the exercise! | No talking |
| Keep it simple | Make the test pass | Don't take large steps |
| Try to drive the code writer to the expected solution | Try to do it in a surprising way | Don't ignore bad test feedback |
No more than 3 || or && |
- Exercise: Password Validator
- Single file test framework: Proctor