Testing & Quality on Ifarra's Blog https://ifarra.pages.dev/testing/ Recent content in Testing & Quality on Ifarra's Blog Hugo -- gohugo.io en ifarra1324@gmail.com (Ifarra) ifarra1324@gmail.com (Ifarra) © 2026 Ifarra Wed, 21 Oct 2026 00:00:00 +0000 End-to-End Browser Tests with Playwright https://ifarra.pages.dev/testing/playwright-e2e-tests/ Wed, 21 Oct 2026 00:00:00 +0000 ifarra1324@gmail.com (Ifarra) https://ifarra.pages.dev/testing/playwright-e2e-tests/ Set up a browser test, drive it like a user, and reduce flakiness by waiting for observable outcomes. Integration Testing a Flask API with pytest https://ifarra.pages.dev/testing/flask-api-integration-tests/ Wed, 21 Oct 2026 00:00:00 +0000 ifarra1324@gmail.com (Ifarra) https://ifarra.pages.dev/testing/flask-api-integration-tests/ Configure an isolated test app, send HTTP-like requests, and check the API contract at the boundary. Mocks, Stubs, and Fakes: Choosing Test Doubles https://ifarra.pages.dev/testing/test-doubles-guide/ Wed, 21 Oct 2026 00:00:00 +0000 ifarra1324@gmail.com (Ifarra) https://ifarra.pages.dev/testing/test-doubles-guide/ Compare stubs, mocks, fakes, and spies, then apply the smallest useful substitute in a test. Parameterized Tests for Algorithms with pytest https://ifarra.pages.dev/testing/parameterized-algorithm-tests/ Wed, 21 Oct 2026 00:00:00 +0000 ifarra1324@gmail.com (Ifarra) https://ifarra.pages.dev/testing/parameterized-algorithm-tests/ Build a compact test matrix for a two-sum implementation and learn when example tests are more useful than property tests. pytest Basics: Tests, Fixtures, and Clear Assertions https://ifarra.pages.dev/testing/pytest-basics/ Wed, 21 Oct 2026 00:00:00 +0000 ifarra1324@gmail.com (Ifarra) https://ifarra.pages.dev/testing/pytest-basics/ Write discoverable pytest functions, organize reusable state with fixtures, and make failures easy to understand. Run Tests and Builds with GitHub Actions https://ifarra.pages.dev/testing/github-actions-test-ci/ Wed, 21 Oct 2026 00:00:00 +0000 ifarra1324@gmail.com (Ifarra) https://ifarra.pages.dev/testing/github-actions-test-ci/ Use GitHub Actions to make test results repeatable and visible before changes are merged. Testing Asynchronous JavaScript and Fetch Requests https://ifarra.pages.dev/testing/testing-async-fetch/ Wed, 21 Oct 2026 00:00:00 +0000 ifarra1324@gmail.com (Ifarra) https://ifarra.pages.dev/testing/testing-async-fetch/ Separate the network boundary from application logic and test each asynchronous outcome deterministically. Testing React Components Through User Behavior https://ifarra.pages.dev/testing/react-component-tests/ Wed, 21 Oct 2026 00:00:00 +0000 ifarra1324@gmail.com (Ifarra) https://ifarra.pages.dev/testing/react-component-tests/ Render a component, interact through roles and labels, and assert what a person using the interface can see. The Testing Pyramid: Unit, Integration, and End-to-End Tests https://ifarra.pages.dev/testing/testing-pyramid/ Wed, 21 Oct 2026 00:00:00 +0000 ifarra1324@gmail.com (Ifarra) https://ifarra.pages.dev/testing/testing-pyramid/ A practical guide to the testing pyramid, with examples of what belongs in unit, integration, and end-to-end tests. Unit Testing JavaScript with Vitest https://ifarra.pages.dev/testing/javascript-unit-tests-vitest/ Wed, 21 Oct 2026 00:00:00 +0000 ifarra1324@gmail.com (Ifarra) https://ifarra.pages.dev/testing/javascript-unit-tests-vitest/ Set up Vitest and use Arrange–Act–Assert to test pure functions without depending on a browser or network.