HomeBlogBest Practices: Designing Locating React Custom Elements in Playwright Frameworks
Back to Blog
By QA Insider
|
9 min read
|January 7, 2026

Best Practices: Designing Locating React Custom Elements in Playwright Frameworks

#playwright react components#learn playwright#qa automation#sdet guide#test react components code

Introduction to Locating React Custom Elements

Structuring large automation projects requires clean, maintainable design patterns. In this guide, we discuss best practices for structuring Locating React Custom Elements within a scalable Page Object Model architecture.

Core Concepts and Browser Mechanics

The primary challenge in long-term QA projects is maintenance overhead. If layout changes occur, having to update hundreds of scripts is a sign of poor design. Isolating Locating React Custom Elements components is the recommended design pattern.

By using Locating React Custom Elements correctly, teams ensure their tests model real human interactions while executing at maximum speed and reliability.

Syntax Code Block

Let's review the framework structure for this pattern. We group selectors and helper methods in modular helper files and keep spec files completely readable:

await page.locator('_react=CustomWidget[title="Total"]').click();

Guidelines and Checklist

Review this checklist to make sure your E2E automation framework follows standard industry conventions:

  • Best Practice: Separate concerns: Never put locator definitions directly inside the test spec block.
  • Best Practice: Abstract common flows: Bundle actions like login, database seeding, or navigation into custom fixtures.
  • Best Practice: Groom tests regularly: Deprecate old tests and refactor duplicated code to keep pipelines clean.

Summary

Following modular design patterns for Locating React Custom Elements ensures that your test suites remain clean, maintainable, and readable as your development team and features grow.

Want to write and run tests inside your browser without any setup? Check out our free Online Playwright Playground to test code instantly!

Related Guides

9 min readMay 10, 2026

10 Playwright Best Practices for Reliable Tests

Tired of debugging failing builds? Follow these 10 Playwright best practices to write stable, maintainable, and lightning-fast test suites.

Read Guide
9 min readMarch 21, 2026

Complete Beginner Guide to Web Assertions toBeVisible in Playwright

Learn all about Web Assertions toBeVisible in Playwright. This beginner guide provides copy-pasteable code blocks, tips, and guidelines to avoid timing issues.

Read Guide
9 min readFebruary 28, 2026

Step-by-Step Walkthrough: Automating Resilient XPath Selectors in Playwright

Learn all about Resilient XPath Selectors in Playwright. This visual walkthrough provides copy-pasteable code blocks, tips, and guidelines to avoid timing issues.

Read Guide