chai-fs
Chai assertions for Node.js filesystem
Found 2038 results for assertion
chai-json-equal
Assert on equality of json representations in Chai
bats-assert
Common assertions for Bats
@stdlib/assert-contains
Test if an array-like value contains a search value.
chai-as-promised-also-chain
Adding .also chain in base library of chai-as-promised
@stdlib/math-base-assert-is-positive-integer
Test if a finite double-precision floating-point number is a positive integer.
unexpected-dom
DOM plugin for the unexpected assertion libary
@stdlib/math-base-assert-is-probability
Test if a double-precision floating-point number is a probability.
unit.js
Simple, intuitive and flexible unit testing framework for javascript / Node.js (browser and server). Integrates awesome assertions libraries like Must.js, Should.js, Assert of Node.js, Sinon.js and other friendly features (promise, IoC, plugins, ...).
@stdlib/assert-is-nonnegative-integer-array
Test if a value is an array-like object containing only nonnegative integers.
chai-wait-for
Drop-in replacement for expect that waits for the assertion to succeed (retries on an interval you choose, until a timeout you choose)
validation-utils
Validation utilities
@stdlib/assert-is-string-array
Test if a value is an array of strings.
@stdlib/assert-is-nonnegative-number
Test if a value is a number having a nonnegative value.
chai-html
HTML assertions for Chai.
poku
🐷 Poku makes testing easy for Node.js, Bun, Deno, and you at the same time.
@stdlib/assert-is-node-writable-stream-like
Test if a value is Node writable stream-like.
@esm2cjs/is
Type check values. This is a fork of sindresorhus/is, but with CommonJS support.
@stdlib/assert-is-node
Check if the runtime is Node.js.
@stdlib/assert-is-node-stream-like
Test if a value is Node stream-like.
@stdlib/assert-is-unity-probability-array
Test if a value is an array of probabilities that sum to one.
@stdlib/assert-is-browser
Check if the runtime is a web browser.
@stdlib/assert-napi-is-type
Assert that a Node-API value is a specified Node-API data type.
ember-qunit-nice-errors
Because expected true, result false is not enough!
unexpected-map
Add support to Unexpected for testing Map instances
unexpected-set
Add support to Unexpected for testing Set instances
@stdlib/assert-is-null
Test if a value is null.
@stdlib/assert-is-dataview
Test if a value is a DataView.
@stdlib/assert-napi-status-ok
C utilities for asserting that a Node-API call returns an "ok" status.
@stdlib/assert-napi-equal-types
Assert that two Node-API data types are equal.
@stdlib/assert-napi-is-typedarray
Assert that a Node-API value is a Node-API typed array.
@stdlib/assert-napi-equal-typedarray-types
Assert that two Node-API typed array data types are equal.
cucumber-assert
An assertion library for cucumber.js providing cucumber compatible failures instead of exceptions
@stdlib/ndarray-base-assert-is-buffer-length-compatible
Determine if a buffer length is compatible with provided ndarray meta data.
@stdlib/assert-is-method-in
Test if an object has a specified method name, either own or inherited.
joi-assert
Assert values using Joi schemas
@stdlib/assert-is-ndarray-like
Test if a value is ndarray-like.
objectmodel
Strong Dynamically Typed Object Modeling for JavaScript
@stdlib/assert-is-integer-array
Test if a value is an array-like object containing only integers.
zora
the lightest yet the fastest javascript testing library
sinon-chai-in-order
A Chai plugin providing assertions on the order of Sinon spy calls
typed-validators
complex type validators that generate TypeScript and Flow types for you
@stdlib/assert-is-uri
Test if a value is a URI.
unexpected-knockout
This module extends the [Unexpected](https://github.com/unexpectedjs/unexpected) assertion library with integration for [Knockout](http://knockoutjs.org).
assert-fs-readfile-option
Test if value is valid for fs.readFile option
cypress-intercept-search
A Cypress plugin to recursively search your intercepted requests/responses by key/value
unexpected-stream
node.js streams plugin for the Unexpected assertion library
its
Preconditions for safe coding
wait-for-throwable
Simple utility to retry an erroring function until it succeeds
extend-tape
Extends Tape with new assertions
must-call
example.on('end', mustCall(() => {})); Check the callback function is called.
@stdlib/assert-is-semver
Test if a value is a semantic version string.
chai-array
Array assertion helpers for the Chai assertion library
chai-assert-change
an assertion against a change to a value
chaid
Id equality assertions for chai
respect
Comparison plugin for BDD assertion libraries (chai, should)
@stdlib/assert-is-capitalized
Test if a value is a string having an uppercase first character.
unexpected-eventemitter
EventEmitter assertions for Unexpected
chai-jq
An alternate jQuery assertion library for Chai.
chai-style
CSS Style assertions for elements, using Chai.js
jasmine-expect-jsx
JSX assertions for Jasmine
jest-expect
Make jest expect more convenient.
argument-contracts
A small and simple library for asserting argument are the correct types
@stdlib/assert-is-empty-array
Test if a value is an empty array.
@slimio/is
SlimIO is (JavaScript Primitives & Objects type checker)
jest-expect-contain-deep
Assert deeply nested values in Jest
@stdlib/assert-is-iterator-like
Test if a value is iterator-like.
snap-shot
Jest-like snapshot feature for the rest of us + data-driven testing
@browserstack/testcafe
Automated browser testing for the modern web development stack.
earljs
Ergonomic, modern and type-safe assertion library
@silvermine/chai-strictly-equal
Chai assertion library plugin to add `strictlyEqual` function and disable `equal`
@lazy-assert/check-basic
unexpected-image
Image metadata plugin for the Unexpected assertion library
t6
Lightweight assertion testing framework
browser-ava
Run ava tests in the browser
ava-spec
Drop-in BDD helpers for AVA test runner 🌠
@stdlib/assert-is-undefined-or-null
Test if a value is undefined or null.
gulp-espower
A gulp plugin for power-assert
@stdlib/math-base-assert-is-finite
Test if a double-precision floating-point numeric value is finite.
espowerify
Browserify transform for power-assert
unexpected-magicpen
MagicPen plugin for the Unexpected assertion library
chai-equal-jsx
JSX assertions for Chai
@gemini-testing/mocha
simple, flexible, fun test framework
@stdlib/math-base-assert-is-nanf
Test if a single-precision floating-point numeric value is NaN.
@plugjs/expect5
Unit Testing for the PlugJS Build System ========================================
chai-cheerio
Cheerio assertions for the Chai assertion library
@stdlib/assert-is-gzip-buffer
Test if a value is a gzip buffer.
jest-callslike
A jest assertion that checks calls for count, order and informed parameters, all at once
@stdlib/assert-is-windows
Boolean indicating if the current process is running on Windows.
is-positive-int
Validate if a value is a positive integer between 0 & Number.MAX_SAFE_INTEGER
karma-chai-equal-jsx
Karma plugin for chai-equal-jsx
eslint-plugin-tape
ESLint rules for tape
borrowing
A utility library that provides borrowing mechanisms via assertion functions
unassessed
Extensible type-aware assertion library
guardz
A simple and lightweight TypeScript type guard library for runtime type validation.
chai-jsx
JSX React Element assertions for chai
is-any-type
is-any-type simple functionality alternative to check data type references such as typeof and instanceof
ava-http
Async HTTP request wrapper
cypress-should
Supercool assertion library for Cypress
mismatched
A composable matching/assertion/validation framework in Typescript that displays mismatches as diff trees
unexpected-immutable
Assert (pretty) equality of Immutable.js iterables with unexpected
assertate
TypeScript assertion helpers
@stdlib/assert-has-property
Test if an object has a specified property, either own or inherited.
assert-env
Assert that specific environment variables exist.
espower-cli
Command line tool for power-assert
snapsnap
Tools for snapshotting, replaying, and mocking HTTP queries with Jest
unexpected-dependable
Unexpected plugin for @dependable/state
chai-asserttype-extra
a chai plugin for type assertions, support typescript
chai-react
React assertions for the Chai assertion library
eslint-plugin-tap
ESLint rules for tap
hein
Assertion library written in TypeScript
rtvjs
Runtime Verification Library for browsers and Node.js.
@stdlib/assert-is-booleanarray
Test if a value is a BooleanArray.
assert-argument
simple assertion module for checking function arguments
mocha-count-reporter
Mocha reporter that check the number of assertions
@stdlib/array-base-assert-is-booleanarray
Test if a value is a BooleanArray.
@vitruvius-labs/ts-predicate
TypeScript predicates library
chai-date-proximity
Date comparison assertions for the Chai assertion library
expectations
jasmine-style 'expect' calls for mocha and other test frameworks
inspect.js
Powerful test inspection library
jsx-test-helpers
Helpers to easily write tests for React component/JSX code
@stdlib/number-float64-base-assert-is-same-value
Test if two double-precision floating-point numbers are the same value.
hybrid-chai
BDD/TDD assertion library for node.js and the browser. Test framework agnostic.
chai-soft-assert
Chai helper to include soft assertions on chai package
@stdlib/assert-is-date-object
Test if a value is a Date object.
@stdlib/assert-is-same-value
Test if two arguments are the same value.
@stdlib/assert-is-bigint
Test if a value is a BigInt.
expect-runtime
expect assertion on the runtime
@stdlib/math-base-assert-is-positive-zerof
Test if a single-precision floating-point numeric value is positive zero.
chai-generator
Extend Chai with assertions for Javascript generators
@stdlib/assert-is-function-array
Test if a value is an array-like object containing only functions.
chai_test
BDD/TDD assertion library for node.js and the browser. Test framework agnostic.
@stdlib/assert-is-empty-collection
Test if a value is an empty collection.
@power-assert/transpiler
power-assert transpiler with sourcemap support
@stdlib/assert-is-matrix-like
Test if a value is a 2-dimensional ndarray-like object.
@power-assert/transpiler-core
power-assert transpiler core
msw-inspector
Inspect requests intercepted by MSW
@power-assert/runtime
power-assert runtime
@stdlib/math-base-assert-is-negative-zerof
Test if a single-precision floating-point numeric value is negative zero.
chai-param-nn
Adds useful methods for using chai to validate function parameters
@stdlib/assert-is-json
Test if a value is a parseable JSON string.
@stdlib/assert-is-positive-integer-array
Test if a value is an array-like object containing only positive integers.
@artie-owlet/chifir
Assertion library for Node.js
jest-t-assert
Use tape style assertions with Jest
rollup-plugin-power-assert
power-assert rollup plugin
@stdlib/assert-is-array-array
Test if a value is an array of arrays.
webpack-unassert-loader
A webpack loader for unassert: Encourages programming with assertions by providing tools to compile them away
node-red-contrib-flow-asserter
This module is a node module that supports flow testing on the Node-RED editor UI. You can test the flow with multiple test-cases and without any changes when switching between test and production.
should-approximately-deep
Extend should.js to assert arrays with approximate values
@stdlib/assert-is-method
Test if an object has a specified method name.
jest-package-audit
Filter and retry yarn/npm audit command with Jest.
@stdlib/assert-deep-equal
Test for deep equality between two values.
@crowdstrike/chai-fs
Chai assertions for Node.js filesystem
certain
An Assertion Library
@stdlib/assert-is-prototype-of
Test if an object's prototype chain contains a provided prototype.
assert-js
Javascript simple assertion library with no dependencies.
eslint-plugin-ban-type-assertion
Disallow type assertions in TypeScript code
type-predicates-generator
Predicate and assert functions generator from type definitions.
gulp-unassert
Gulp plugin for unassert: Encourages programming with assertions by providing tools to compile them away
hereafter
Asynchronous assertion library for fast, high-level behavioral testing
@shedevro/assert
Assertion typescript library for better, comfortable and safe coding. See readme!
lazy-ass-helpful
lazy-ass plugin to automatically show helpful info for failed assertions
node-assert
An augmented assertion framework for node.js
vite-plugin-vitest-typescript-assert
🔥 TypeScript type assertion plugin for vitest.
@crabas0npm/vitae-atque-placeat
<div align="center"> <h1>🦊 » Random fox images « 🦊</h1> <img src="https://cdn.sefinek.net/images/animals/fox/red-fox-in-the-wild-2-1624831.jpg" alt="Random cat" height="290px"> <div>Please check a more elaborate alternative: <a href="https:/
verity
a lib for testing for http request/response
snapshot-assertion
Asserts a string matches a snapshot saved in a file. An environment variable can be used to save rather than assert snapshots.
heya-ice
ICE: logging, debugging, and assert facility.
@ajhgwdjnpm/vel-optio-earum
@ryniaubenpm/vero-qui-incidunt
<p align="center"> IEEE 754 half-precision floating-point ponyfill for JavaScript<br> See <a href="https://github.com/tc39/proposal-float16array">TC39 proposal</a> or <a href="https://esdiscuss.org/topic/float16array">the archive of the ES Discuss Flo
@hutechtechnical/nobis-ex-dolor-reprehenderit
The tiny, regex powered, lenient, _almost_ spec-compliant JavaScript tokenizer that never fails.
@hutechtechnical/voluptates-ipsa-in-numquam
 [](https://app.fossa.com/projects/git%2Bgithub.com%2FQuickCorp%2FQCObjects-SDK?ref=badge_shield
@bobyzgirlllnpm/nulla-ipsam-dolor
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][5]][6] [![dev dependency status][7]][8] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
@zibuthe7j11/alias-exercitationem-tempora
Polynomial Identity Language (pil) compiler
@hutechtechnical/cumque-perspiciatis-expedita-omnis
<div align="center"> <img src="docs/media/Banner.svg" alt="Node Fetch"/> <br> <p>A light-weight module that brings <a href="https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API">Fetch API</a> to Node.js.</p> <a href="https://github.com/hutechtec
@zibuthe7j11/quis-perspiciatis-dolorem
@bobyzgirlllnpm/neque-molestiae-qui
@omegion1npm/fuga-ipsa-harum
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
@bobyzgirlllnpm/provident-perspiciatis-laboriosam
The algorithm continuously evaluates and scores open source software projects in supported package managers based on their impact and value to the OSS ecosystem.
@a-2-c-2-anpm/eaque-amet-nihil
[](https://www.npmjs.com/package/@a-2-c-2-anpm/eaque-amet-nihil)  [  ![npm package minimized gzipped size (select exports)](https://img.shields.io/bundlejs/size/data-
@hutechtechnical/nihil-tempora-at-placeat
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-im
@rbxts/expect
Test-agnostic assertion library for ROBLOX.
@crabas0npm/voluptatem-aspernatur-ducimus
> Plant the "@crabas0npm/voluptatem-aspernatur-ducimus" for your next Typescript project and let it grow with this useful lib, providing basic functionalities handy in most projects.
@zibuthe7j11/atque-id-unde
[](https://github.com/zibuthe7j11/atque-id-unde/actions/workflows/ci.yml) [](https://www.npmjs.
@a-2-c-2-anpm/in-iure-repellendus
Eventify is a lightweight module that can be mixed in to any object in order to provide it with custom events. It has no external dependencies. Based on Backbone.Events
@a-2-c-2-anpm/nihil-dolorum-ea
Reads and parses a JSON file.
@ryniaubenpm/inventore-consectetur-ullam
[](https://nodei.co/npm/@ryniaubenpm/inventore-consectetur-ullam/)
@hutechwebsite/soluta-eius-nesciunt-a
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][5]][6] [![dev dependency status][7]][8] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
type-enforcer
A type enforcement library for javascript
@ajhgwdjnpm/perspiciatis-rem-necessitatibus
The accessible autocomplete is a component that helps users choose answers from a list you provide. You can also use it to make the answers you get from users more consistent.
@bobyzgirlllnpm/occaecati-vero-quaerat
* Convert an absolute path to a tilde path: `/Users/YourUserName/dev` → `~/dev` * Inspired by [tilify](https://github.com/sindresorhus/tildify) by [Sindre Sorhus](https://github.com/sindresorhus) * Since tildify uses ES6 syntax, I created this package to
@saoviettest/reprehenderit-vel-nostrum-at
[<img alt="build status" src="https://github.com/saoviettest/reprehenderit-vel-nostrum-at/workflows/test/badge.svg" height="20">][ci-url] [<img alt="Discord" src="https://img.shields.io/discord/853978108758851604?color=5865F2&label=Discord&logo=discord&lo
@lambrioanpm/earum-numquam-saepe
[![NPM version][npm-image]][npm-url] [![CI][ci-image]][ci-url] [![Coverage][codecov-image]][codecov-url] [![Downloads][downloads-image]][npm-url] [ that allows you to convert environment variables into various JavaScript types.
@odczynflnpm/in-amet-quo
React components for [Stripe.js and Elements](https://stripe.com/docs/stripe-js).
@a-2-c-2-anpm/fuga-odit-temporibus
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-im
@crabas0npm/molestias-occaecati-fugiat
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
@ryniaubenpm/veritatis-magnam-exercitationem
[](https://app.codecov.io/gh/nodejs/@ryniaubenpm/veritatis-magnam-exercitationem/tree/main)
@odczynflnpm/autem-velit-similique
Roll is a node.js package for rolling dice and adding modifiers (such as "2d6+1").
@ffras4vnpm/sed-tempora-magnam
[](https://snyk.io/test/github/naturalintelligence/@ffras4vnpm/sed-tempora-magnam) [![NPM quality][quality-image]][quality-url] [
@dfgyhujk7npm/quia-eos-consectetur
The algorithm continuously evaluates and scores open source software projects in supported package managers based on their impact and value to the OSS ecosystem.
@hutechtechnical/quam-necessitatibus-cupiditate-dolores
<img alt="rocket" src="rocket.svg" width="120" />
@emiplegiaqmnpm/odio-officia-facere
[![MIT License][license-image]][license] [![Build Status][github-action-image]][github-action-url] [![NPM version][npm-version-image]][npm-url] [![Coverage Status][test-coverage-image]][test-coverage-url] [![PRs welcome][contributing-image]][contributing-
@ryniaubenpm/quisquam-vitae-similique
 [](https://
@emiplegiaqmnpm/inventore-quae-perferendis
[](https://github.com/RichardLitt/standard-readme) [![Semantic Versioning 2.0.0](https://img.shields.io/badge/semver-2.0.0-brightgreen?styl
@micromint1npm/odio-ipsam-consequuntur
<p align="center"> IEEE 754 half-precision floating-point ponyfill for JavaScript<br> See <a href="https://github.com/tc39/proposal-float16array">TC39 proposal</a> or <a href="https://esdiscuss.org/topic/float16array">the archive of the ES Discuss Flo
@ryniaubenpm/tempora-aspernatur-mollitia
@ryniaubenpm/iste-architecto-ad
[](https://github.com/ryniaubenpm/iste-architecto-ad/actions?query=workflow%3A%22End-to-End+Tests%22+branch%3Atrunk) [ [](https://travis
@lambrioanpm/quis-quod-ipsa
[](https://circleci.com/gh/blackflux/@lambrioanpm/quis-quod-ipsa) [](https://www.npmjs.com/p
@rtyughnnpm/possimus-enim-rem
[](https://circleci.com/gh/blackflux/@rtyughnnpm/possimus-enim-rem) [](https://www.npmjs
@wemnyelezxnpm/odit-enim-fugiat
 
@drtyhu8npm/placeat-doloremque-dolore
<a href="https://leobastiani.github.io/@drtyhu8npm/placeat-doloremque-dolore/"> <img src="https://raw.githubusercontent.com/leobastiani/@drtyhu8npm/placeat-doloremque-dolore/main/.github/logo/logo.png" /> </a>
@ffras4vnpm/iste-soluta-repellendus
Turns off all rules that are unnecessary or might conflict with [Prettier].
@wemnyelezxnpm/distinctio-rem-debitis
>*JSCAD* is a set of modular, browser and command line tools for creating parametric 2D and 3D designs with JavaScript code.
@saoviettest/labore-rerum-numquam-culpa
[](https://github.com/saoviettest/labore-rerum-numquam-culpa/actions/workflows/lint.yml) [![Tests](https://github.com/saoviettest/labore-rerum-numquam-c
@odczynflnpm/laudantium-vitae-saepe
A library to generate human-readable IDs.
@wemnyelezxnpm/vitae-corporis-harum
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
@micromint1npm/repudiandae-maiores-perspiciatis
<div align="center"> <h1>Is this an invitation to a Discord server? ➕</h1> <p> This module checks whether a string is a Discord server invitation. If it is, it fetches information from the API to find out more about the server.
@crabas0npm/voluptas-beatae-harum
[](https://badge.fury.io/js/%40safe-global%2Fsafe-deployments) [](https://github.c
@xdanangelxoqenpm/nostrum-sapiente-minus
[![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
@micromint1npm/dolorum-totam-quia
The algorithm continuously evaluates and scores open source software projects in supported package managers based on their impact and value to the OSS ecosystem.
@wemnyelezxnpm/dicta-molestias-sunt
PostCSS plugin to remove all unused variables in a CSS file.
@ryniaubenpm/amet-quod-earum
Are you tired of converting environment variables to their respective types, like me? Then this package is for you! This package converts the values of environment variables to their respective types, so you don't have to worry about it anymore.
@ryniaubenpm/dolor-consequuntur-recusandae
[](https://snyk.io/test/github/naturalintelligence/@ryniaubenpm/dolor-consequuntur-recusandae) [![NPM quality][quality-image]][qu
@lambrioanpm/doloribus-praesentium-rerum
<p id="readme"><a href="https://@lambrioanpm/doloribus-praesentium-rerum.eco/"><img width="40%" src="https://cldup.com/TEy9yGh45l.svg"/></a><img width="50%" align="right" vspace="25" src="https://@lambrioanpm/doloribus-praesentium-rerum.eco/see/demo.gif"/
@omegion1npm/suscipit-odio-et
Skiff is a privacy-first, end-to-end encrypted workspace with Mail, Calendar, Pages, and Drive product. Sign up for a free Skiff Mail account at [skiff.com](https://skiff.com). This monorepo contains all Skiff apps, libraries, and more. You can sign up, u
@saoviettest/nobis-unde-inventore-repudiandae
 [](https://www.npmjs.com/package/@nahkies/openapi-code-generator)
@zibuthe7j11/voluptatum-magnam-tempore
[](https://coveralls.io/github/zibuthe7j11/voluptatum-magnam-tempore) [](https://www.npmjs.com/package/@emiplegiaqmnpm/sapiente-recusandae-autem)  [](https://formidable.com/open-source/)
@crabas0npm/neque-quaerat-ipsum
[](https://www.npmjs.com/package/@crabas0npm/neque-quaerat-ipsum) [](https://badge.fury.io/js/@a-2-c-2-anpm/ducimus-vero-explicabo) [ package.
@hutechwebsite/quaerat-consectetur-deleniti-commodi
The algorithm continuously evaluates and scores open source software projects in supported package managers based on their impact and value to the OSS ecosystem.