Assertions Packages

Miscellaneous custom Jest matchers

6 + 1 JavaScript test-functions: ok(), not(), x(), fails(), type(), eq(), e()

🦥 Custom playwright matchers to test the state of the API response

Bundles TC39 import assertions

Bundles TC39 import attributes

Use native CSS modules with import assertions in Rollup. This plugin is intended to be used if you want to use import assertions in your build _output_, either in browsers that already support it, or because you're using something like [es-module-shims](h

Adds additional assertions and type checkers to Node.js projects.

Custom playwright matchers to validate HTML tables.

Custom playwright matchers to validate prediction classifiers on images or text.

The playwright-expect is an assertion library for TypeScript and JavaScript intended for use with a test runner such as Jest or Playwright Test.

Minimalist testing module for Node.js, simple assertions and seamless ES module support.

RestAssure is a TypeScript library designed to simplify and streamline the process of writing tests for your REST APIs. By providing a fluent and intuitive interface for sending HTTP requests and asserting responses, RestAssure makes it easier to ensure y

Jest matchers for sinon

Assertions for the mocking library Sinon.js that work with most any testing framework

A robust testing toolkit for JavaScript and TypeScript projects, offering custom assertions, advanced mocking utilities, performance profiling, benchmarking tools, flexible logging options, and seamless integration with Jest and Husky for enhanced test-dr

Non-deterministic helpers and assertions for AI, GPT and LLM powered apps

Mini testing utility

A lightweight, zero dependancy, and typesafe suite of assert functions.

Type-safe regex suite: build predicates, guards, and assertions from a single regex func

Babel plugin which augments JSX testID prop values to be hierarchical