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246 packages found
A PassThrough stream that keeps track of last line written
Jest wrapper for fetch-mock, a comprehensive stub for fetch
A test runner agnostic stubbing library for Node.JS, supporting dependency injection and auto stubbing.
A chainable spy/stub for mocking out things like d3
Create easily configurable sinon stubs that mimic constructors and keep track of their instances
Spy and mock methods in tests with great TypeScript support
Mocking library for TypeScript
Package for Unit and API tests
A lightweight library for implementing scrollspy functionality in web applications.
A debugging library for RxJS
Super simple stubs and spies with 1-step sandbox restore
Moq library for Typescript inspired by c# moq
Helper utility for testing isolated cli modules.
Easily intercept, modify, and simulate EventSource server-sent events.
Returns a deep copy of an object with all functions converted to spies
Decorator make modules in ECMAScript 2015+ stubbable
Utility to serialize/deserialize js object and restore its context as close as possible