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Interactive Learning Path

Testing Curriculum.

Build confidence with the test pyramid, robust test doubles, and advanced flakiness stabilization.

This learning path focuses on strategy first, then designing reliable tests, and finally stabilizing flaky CI.

Roadmap Curriculum

1
testing Step 1 of 3

Testing Strategy & Test Pyramid (Beginner)

Learn how to choose the right tests: unit, integration, end-to-end—plus reliability and speed tradeoffs.

2
testing Step 2 of 3

Test Doubles & Dependency Boundaries (Intermediate)

Learn when to mock vs stub vs fake, and how to structure code so tests stay reliable.

3
testing Step 3 of 3

Flaky Tests Diagnosis & Stabilization (Advanced)

Learn to detect flakiness causes, control time/async behavior, and make CI reliable.