create-test-double
Installation
SKILL.md
Test Double Generator
Generates appropriate test doubles based on testing needs.
Test Double Types
| Type | Purpose | Behavior | Verification |
|---|---|---|---|
| Stub | Provide canned answers | Returns predefined values | No |
| Mock | Verify interactions | Configurable | Yes (expectations) |
| Fake | Working implementation | Real logic, simplified | No |
| Spy | Record interactions | Passes through | Yes (inspection) |