Scale Up Your E2E Tests Using Mock Server


The Pains of E2E tests in CI/CD World

Approaches to E2E test development

  • Develop your own Simulator Server
  • Using vcrpy unit tests
def test_url():
res =" access_token=ACCESSTOKEN", data={'subject': "test_subject", 'message': "test_message"}) res.raise_for_status() assert res.json() == {"string": "success"}
  • Mocking in distributed systems

Cornell: record & replay mock server in Python

Cornell Main Features

Record API Interaction

Replay for Testing

Extend Cornell


Personal Note



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Yael Mintz

Passionate pythonista, code quality advocate, an OSS contributor. For the past years, been a backend engineer, infradev and automation princess