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298 tools

benchmark

A benchmarking library that supports high-resolution timers & returns statistically significant resu

Developer Tools
benchmarkingperformancejavascript
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jest-expect-message

Add custom message to Jest expects

Testing Tools
jesttestingassertions
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jest-junit

A jest reporter that generates junit xml files

Testing Tools
jesttestingjunit
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jest-mock-extended

Type safe mocking extensions for jest

Testing Tools
jesttestingmock
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yalc

Work with npm/yarn packages locally like a boss.

Developer Tools
npmlocalpackages
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coffee

Test command line on Node.js.

Testing Tools
testingclinodejs
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jest-cli

Delightful JavaScript Testing.

Testing Tools
jesttestingcli
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@swc/jest

swc integration for jest

Testing Tools
swcjesttransform
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@effect/vitest

A set of helpers for testing Effects with vitest

Testing Tools
effectvitesttesting
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@vitest/expect

Jest's expect matchers as a Chai plugin

Testing Tools
vitesttestingassertions
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@vitest/web-worker

Web Worker support for testing in Vitest

Testing Tools
vitesttestingweb-worker
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@vitest/browser

Browser running for Vitest

Testing Tools
vitestbrowsertesting
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nf3

<!-- automd:badges color=yellow codecov packagephobia -->

Testing Tools
blockchainhyperledgerfabric
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ts-jest

A Jest transformer with source map support that lets you use Jest to test projects written in TypeSc

Testing Tools
jesttypescripttesting
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axios-mock-adapter

Axios adapter that allows to easily mock requests

API Tools
axiosmocktesting
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konn

[![trunk](https://github.com/prisma-labs/konn/actions/workflows/trunk.yml/badge.svg)](https://github

Testing Tools
testingfixturescontext
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@axe-core/playwright

Provides a method to inject and analyze web pages using axe

Testing Tools
playwrightaccessibilitytesting
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tstyche

Everything You Need for Type Testing.

Testing Tools
typescripttestingtypes
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@vitest/eslint-plugin

ESLint plugin for Vitest

Testing Tools
eslintvitesttesting
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@vitest/coverage-istanbul

Istanbul coverage provider for Vitest

Testing Tools
vitestcoverageistanbul
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@ark/attest

Attest is a testing library that makes your TypeScript types available at runtime, giving you access

Testing Tools
typescripttestingtypes
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@types/mocha

TypeScript definitions for mocha

Testing Tools
typescripttypesmocha
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msw

Seamless REST/GraphQL API mocking library for browser and Node.js.

Testing Tools
testingmockservice-worker
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next-router-mock

Mock implementation of the Next.js Router

Frontend Frameworks
nextjsroutermock
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