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3106 packages found
BDD/TDD assertion library for node.js and the browser. Test framework agnostic.
simple, flexible, fun test framework
Type check values
Error constructor for test and validation frameworks that implements standardized AssertionError specification.
Function argument validation for humans
- type
- types
- check
- checking
- guard
- guards
- assert
- assertion
- predicate
- predicates
- is
- validate
- validation
- utility
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Node.js test runner that lets you develop with confidence.
ESLint rules for AVA
A tiny javascript type testing tool
Test if a double-precision floating-point numeric value is NaN.
- stdlib
- stdmath
- assertion
- assert
- utilities
- utility
- utils
- util
- math
- mathematics
- ieee754
- floating-point
- float
- number
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The powerful, easy-to-use testing framework.
Test if an object has a specified property.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- object
- obj
- has
- hasown
- hasownproperty
- property
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Test if a value is a plain object.
Test if a value is a function.
Chai plugin for JSON Schema v4
[](https://npmjs.org/package/@dramaorg/esse-praesentium-eligendi) [](https://npmjs.org/p
- WeakMap
- chrome
- dotenv
- length
- Object.getPrototypeOf
- deep
- Array.prototype.includes
- internal slot
- storagegateway
- get
- deterministic
- Float64Array
- status
- configurable
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- classes
- streams
- forEach
- fastclone
- importexport
- variables
- optimist
- var
- ansi
- parsing
- classname
- protocol-buffers
- utility
- file
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- parents
- stable
- es2017
- jsdom
- formatting
- setPrototypeOf
- 256
- import
- functions
- middleware
- ECMAScript 2016
- classname
- css less
- keys
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- workflow
- japanese
- formatting
- east-asian-width
- form-validation
- ES6
- fastclone
- random
- util
- typed
- sharedarraybuffer
- es2018
- wordwrap
- accessibility
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- mru
- equality
- regular expressions
- directory
- ReactiveExtensions
- option
- lockfile
- recursive
- setter
- Array.prototype.filter
- look-up
- framer
- concatMap
- ES2016
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- debugger
- react pose
- slice
- toArray
- superagent
- form-validation
- bluebird
- every
- cache
- handlers
- encryption
- core
- iam
- Int16Array
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