Jest's expect matchers as a Chai plugin

A tiny, zero-dependency, runner-agnostic fluent assertion library — expect(...).toEqual/.toThrow/.resolves, 35+ matchers (toBeOneOf, toBeWithin, toBeSorted, toIncludeSameMembers, type & string matchers), asymmetric matchers, expect.extend and a deep-equal

Custom Vitest matcher for testing accessibility with aXe. Forked from jest-axe.

Custom Vitest matchers to test the state of the DOM, forked from jest-dom.

Jest matchers for canvas snapshots with a visual diff workflow.

Types and a helper for extending Jest's expect

Enzyme specific jest matchers

jest-extended matchers for bun test, with working failure messages and bun-aware types

Testing helpers for @dudousxd/nestjs-inertia — expectInertia matchers, fakes, TestingModule.

Custom Playwright expect matchers and page proxy that log each action and assertion as a reporter step (Allure by default, pluggable logger).

No description provided.

Vitest assertion library for serialization

A testing library to manage expectations in code, offering both synchronous and asynchronous assertion methods.

Custom matcher for Vitest and Jest to check data against a standard schema validation like Zod, ArkType or Valibot

Based on Jest common testing utilities

Shared utilities for @cerios/playwright-expectly packages.

Custom Vitest matcher for testing accessibility with aXe. Forked from jest-axe.

Provides Jest/Vitest matchers to simplify testing of subclasses of AgErrors from the ag-error package

Jest/Vitest custom matchers for testing machina FSMs.

Prompt Evaluation & Scoring Toolkit - Vitest integration