Mock Service Worker 🇺🇦
@ApiMocking
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Industry standard API mocking in JavaScript.
Joined June 2020
The biggest change. The brightest change. Available for everyone to use. Migrate today and enjoy standard-driven API mocking!.
🎉 Announcing MSW 2.0! 🎉. 🌎 Migration guidelines: 📰 Release notes: 365+ days in development, 200+ commits, 40+ contributors involved. The future of API mocking is here, and it has never been brighter.
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RT @kettanaito: . @Google is using MSW (@ApiMocking) for testing the Gemini CLI!. Retweet if you think they'd be a great GitHub Sponsor 👀 h….
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RT @housecor: My preferred React stack for 2025. Package manager: Bun. Starter: Vite. Language: TypeScript. Router: Tanstack Router. Remote….
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RT @kettanaito: More people should check out this repo and this workshop:. Test your React components in the actual….
github.com
Test your React components in the actual browser with Vitest Browser Mode. - epicweb-dev/react-component-testing-with-vitest
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RT @kettanaito: I think authentication in E2E tests can be better. That's why I'm building a library called Playwright Persona. Learn what….
github.com
Authentication in Playwright using personas. Contribute to kettanaito/playwright-persona development by creating an account on GitHub.
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RT @kettanaito: 📰 Today, I'm sharing one of my favorite APIs to help you design great test utilities. And to help you understand it, let's….
epicweb.dev
Learn how disposable objects solve test cleanup problems in flat testing. Use TypeScript's using keyword to ensure reliable resource disposal in tests.
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Good news for Playwright users!.
Today, I'm excited to announce msw/playwright!. This is a designated integration package for MSW to provide a better developer experience when mocking APIs in Playwright. Check it out.
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RT @kentcdodds: The Testing Bundle by @kettanaito on Epic Web is on a 25% discount for only a few more days. Don't miss it! .
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RT @kettanaito: Huge thank you to @stackblitz for becoming MSW's golden sponsor ❤️ Your support will help us ship new features and fix bugs….
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RT @kettanaito: Today, I invite you to learn the Browser Mode in @vitest_dev. Unlock the true value out of your React component tests in th….
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RT @storybookjs: Tomorrow! Join @kettanaito (creator of @ApiMocking) and @kylegach (DX eng at Storybook) for a live discussion around mocki….
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RT @kettanaito: Now that we have Standard Schema, I'm experimenting with an idea to support an in-memory data storage in MSW. Here's a gist….
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RT @kettanaito: Watching Mandalorian for the first time right now, and let me tell you these folks aren't wrong. This is the way. https://….
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RT @kettanaito: Neat, there's an effort to create MSW DevTools as a Chrome extension. Give this a try 👇.
chromewebstore.google.com
Handling msw requests on json
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RT @kettanaito: If you want to help, I'd be grateful for someone to investigate this memory leak: Guarantees to be….
github.com
Prerequisites I confirm my issue is not in the opened issues I confirm the Frequently Asked Questions didn't contain the answer to my issue Environment check I'm using the latest msw versio...
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RT @kettanaito: Oy! The @DevtoolsFM episode just dropped! 😍. Come listen to me mumbling about APIs, request interception, and what it looks….
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RT @kettanaito: I am thrilled to announce that @WorkleapHQ has become a new MSW partner 🥳. Thank you for your support! You are making it po….
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❤️.
In 2025, @WorkleapHQ is sponsoring:. MediatR & Automapper (@jbogard).RuboCop.omniauth.ActionPolicy.@ApiMocking.@Browserslist.core-js (@zloirock).@napi_rs.@pnpmjs.React Query (@TkDodo).i18next (@adrirai).@swc_rs.Knip (@webprolific).@HookForm.@antfu7.
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RT @kettanaito: If I have any friends at @thoughtworks, it would be great to have MSW reassessed three years later. It has become a de-fact….
thoughtworks.com
Web applications, especially those for internal use in enterprises, are usually written in two parts. The user interface and some business logic run in the [...]
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RT @kettanaito: Just in case you want to treat yourself to some content, consider getting an Egghead subscription and watching top-notch re….
egghead.io
In this course, you'll learn to use Mock Service Worker (MSW) to intercept and handle WebSocket connections. While building a simple chat application, ...
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