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Testing Patterns

testing-patterns

Testing patterns and principles. Unit, integration, mocking strategies.

SKILL.md

Full skill instructions

Testing Patterns

Principles for reliable test suites.


1. Testing Pyramid

        /\          E2E (Few)
       /  \         Critical flows
      /​----\
     /      \       Integration (Some)
    /​--------\      API, DB queries
   /          \
  /​------------\    Unit (Many)
                    Functions, classes

2. AAA Pattern

StepPurpose
ArrangeSet up test data
ActExecute code under test
AssertVerify outcome

3. Test Type Selection

🧠 Knowledge Modules (Fractal Skills)

1. When to Use Each

2. Good Unit Tests

3. What to Unit Test

4. What to Test

5. Setup/​Teardown

6. When to Mock

7. Mock Types

8. Naming

9. Grouping

10. Strategies

11. Principles