This course is created for developers who want to systematically master end-to-end testing of React applications using Playwright and transition from fragile E2E tests to a professional, reliable, and scalable approach.
About this course
You will gain a comprehensive understanding of how to correctly build the architecture of end-to-end tests, effectively use Playwright, and implement sustainable testing practices in real projects. The course combines theory, practice, and real scenarios encountered by frontend and fullstack developers.
What you will learn
Correct setup and integration of Playwright
- Complete configuration of Playwright for local development.
- Setting up tests in CI/CD and optimizing the runtime.
- Organizing the test project structure for scalability.
Working with locators and test architecture
- Optimal use of locators for stable element search.
- Creating a convenient, flexible, and clean test structure.
- Using type-safe fixtures to enhance reliability.
Advanced authentication in E2E tests
- Testing the classic login-flow.
- Checking two-factor authorization.
- Working with passkeys and secure user states.
- Using Personas to model different user types.
Working with data and mock environments
- Creating and managing test data.
- Using mock API for scenario isolation.
- Working with temporary users and sandbox environments.
Debugging and analyzing test failures
- Using UI Mode for interactive debugging.
- Analyzing results with Trace Viewer.
- Finding unstable tests and errors in CI.
Why Playwright
Playwright is a powerful tool for testing modern web applications. It ensures high stability of E2E tests, convenient automation, support for all popular browsers, and a rich set of integrations, making it the best choice for React projects.
Who is the course for
- Frontend developers looking to master professional interface testing.
- Fullstack developers wanting to improve the quality of their products.
- Teams transitioning to Playwright or improving their existing test infrastructure.
What results you will achieve
After completing the course, you will be able to design a reliable automated E2E testing system for React applications, easily expand the Test Suite, find and fix errors faster, and implement Playwright in the team's workflows.