#8 Digest
This week’s lineup dives into making your Playwright tests tougher against flaky UI with smart resilience checks and practical drag-and-drop strategies. We’re also unpacking code coverage challenges and sharing clever tricks to speed up test runs without sacrificing reliability—plus, a fresh take on when Playwright beats out Selenium for your projects.
Playwright Test Agents: Planner, Generator and Healer
This article explains Playwright Test Agents—Planner, Generator, and Healer—that leverage AI to automate test planning, script generation, and auto-fixing flaky tests, improving efficiency and coverage in Playwright testing.
nextcov - Collecting Test Coverage for Next.js Server Components
The article introduces nextcov, a tool that collects and merges V8 coverage from Next.js server components tested via Playwright E2E tests alongside unit and component tests to provide complete test coverage insights.
Playwright vs Selenium: Choosing the Right Testing Tool
This detailed article compares Playwright and Selenium for automated web testing, highlighting their differences in setup, debugging, performance, browser support, and suitability for various team needs.
How to Merge Vitest Unit, Component, and E2E Test Coverage
This article provides a detailed, technical guide on how to merge test coverage reports from Vitest unit tests, component tests using Playwright, and Playwright E2E tests, addressing common pitfalls like directive stripping and coverage normalization.
Stop Building "Zombie UI": The Resilient UX Checklist (Playwright + Python)
This article explains how to prevent "Zombie UI" by testing UI responsiveness during network delays using Playwright with Python, including example code for simulating slow network conditions and asserting intermediate UI states.
Building Maintainable UI Tests with Page Object Model in ...
This detailed guide explains how to implement the Page Object Model (POM) pattern in Playwright to create more maintainable, scalable, and stable UI tests, including practical examples, best practices, and benefits for teams.
Testing a Next.js Form Component with Playwright
A comprehensive guide on testing Next.js form components with Playwright covering setup, handling hydration and validation edge cases, cross-browser testing with BrowserStack, maintaining test suites, and integrating into CI/CD pipelines.
How To Test Drag and Drop Using Playwright
This detailed guide explains how to test drag-and-drop interactions using Playwright, covering both standard HTML5 behavior and complex scenarios involving custom JavaScript frameworks, shadow DOM, iframes, and real device testing with BrowserStack.
Playwright: Web Scraping & Testing
This comprehensive article covers Playwright's features, installation, usage for web scraping and end-to-end testing, advanced capabilities like network interception and mobile emulation, best practices, and comparisons with alternatives, making it a valuable resource for Playwright users.
15 Best Practices for Playwright testing in 2026
This extensive guide details 15 best practices for improving Playwright test reliability, maintainability, and scalability in 2026, covering topics from stable selectors to CI integration and cross-browser testing with cloud infrastructure.
How to Setup and Use Playwright Projects
A comprehensive technical guide covering how to effectively set up, configure, structure, and scale Playwright projects, including integration with cloud services like BrowserStack and best practices for test automation.
V8 Coverage Limitations and How to Work Around Them
This article explains the limitations of V8's native coverage for JSX conditional branches in React apps, shows how it affects branch coverage reporting, and provides practical workarounds and tooling to improve test coverage accuracy, relevant to Playwright users testing Next.js applications.
V8 Coverage vs Istanbul: Performance and Accuracy
This article compares Istanbul and V8 native coverage in terms of performance, accuracy, and compatibility, with a focus on their use in Playwright testing for Next.js applications and offers practical advice on when to use each tool.
Optimizing Test Runtime: Playwright Sharding vs. Workers
This detailed article explains the differences between Playwright workers and sharding, when to use each for test parallelism and scaling, and how test orchestration can optimize distributed test execution in CI environments.
How To Measure Code Coverage in Playwright Tests
This comprehensive guide explains how to measure, interpret, and improve code coverage in Playwright tests, including setup, practical examples, troubleshooting, best practices, and integrating external tools for better coverage insights.