[AskJS] Jest is so slow. Why Jest?

• jest

  474 43,627 9.5 TypeScript

  Delightful JavaScript Testing.

  

Jest has issues with Windows file systems (or did). It’s terribly slow on windows but in my experience runs well on macOS. Here’s the bug for it: https://github.com/facebook/jest/issues/7631

• ava

  34 20,627 8.0 JavaScript

  Node.js test runner that lets you develop with confidence 🚀

  

If you are writing code meant to be run in the backend, I would suggest ava, which is very fast and doesn't include any magic. I also like that it's very "clean", in that it doesn't define any globals.

• SurveyJS

  surveyjs.io featured

  Open-Source JSON Form Builder to Create Dynamic Forms Right in Your App. With SurveyJS form UI libraries, you can build and style forms in a fully-integrated drag & drop form builder, render them in your JS app, and store form submission data in any backend, inc. PHP, ASP.NET Core, and Node.js.

  

• benchmark_jest

  1 1 0.0 JavaScript

  https://github.com/facebook/jest/issues/7963 micromatch4 test

In fact there's a set of benchmarks here, one of them that shows the issue is literally 2 files, a package.json, and an index.spec.js that takes 7 seconds to run...

• constantinople

  1 1 0.0 JavaScript

  Yet another JS code coverage tool that computes statement, line, function and branch coverage with module loader hooks to transparently add coverage when running tests. Supports all JS coverage use cases including unit tests, server side functional tests and browser tests. Built for scale.

Hey, there's a fork.

• circular_buffer_js

  4 15 1.8 TypeScript

  Fast TS/JS implementation of a circular buffer (aka ring queue, cyclic list, etc.) Extremely well tested.

• InfluxDB

  www.influxdata.com featured

  Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

  

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