Deeply clone an input object.

Copies owned, enumerable properties from a source object(s) to a target object when the value of that property on the source object is `undefined`.

Iterate over a collection, invoking a function for each element.

Check if a `predicate` function returns true for all values in a `collection`.

Extend an object with the properties of another.

Apply a function to each value in a collection, accumulating the results into a single return value.

Determine whether or not a value is contained by a given collection.

util.format-like string formatting utility

Dynamically and asynchronously load a script file.

function binding utility

Lightweight debugging utility for Node.js and the browser

Port of jQuery.extend for node.js and the browser

the definitive JavaScript type testing library

Load an iframe by appending an iframe tag to the DOM.

Environment agnostic nextTick polyfill

Remove any existing casing from a string.

Segment's ESLint configurations.

browser-side require() the node way

A browserify transform for the istanbul code coverage tool

Eslint rules for mocha.

Checks all require path's to exist as files

Yet another JS code coverage tool that computes statement, line, function and branch coverage with module loader hooks to transparently add coverage when running tests. Supports all JS coverage use ca

Spectacular Test Runner for JavaScript.

A fast browserify integration for Karma that handles large projects with ease

A Karma plugin. Launcher for Chrome and Chrome Canary.

A Karma plugin. Generate code coverage.

A Karma plugin. Report results in junit xml format.

A Karma plugin. Adapter for Mocha testing framework.

A Karma plugin. Launcher for PhantomJS.

A Karma plugin. Launch any browser on SauceLabs!

A Karma plugin. Report all spec-results to console (like mocha's spec reporter).

simple, flexible, fun test framework

Headless WebKit with JS API

A simple assertion library for server and client side JavaScript

Providing common fields for analytics integrations

JavaScript test spies, stubs and mocks.

watch mode for browserify builds