439 Open source projects that are alternatives of or similar to Spy

A Go mocking framework.

Extend Sinon stubs for Mongoose methods to test chained methods easily

Mocha is a mocking and stubbing library for Ruby

Easily mock GraphQL queries in your Relay Modern / Apollo / any-other-GraphQL-client tests.

PHP Mocking Framework

HTTP traffic mocking and testing made simple in Python

Mockoon is the easiest and quickest way to run mock APIs locally. No remote deployment, no account required, open source.

🐵 HTTP mock server, useful to stub services and simulate dynamic API responses, leveraging ASP.NET Core features, built-in fake data generation and pure C# scripting

Mock your datas for Okhttp and Retrofit in json format in just a few moves

Simplified requests calls mocking for pytest

alternative spring mocking infrastructure

An Xcode extension (plugin) to generate Swift test doubles automatically.

Efficient Mock Generator for Swift

Utilities to help mock behavior, spy on function calls, stub methods, and fake time for tests.

A pure C mocking library

Working with mountebank api it's easy!

Pester is the ubiquitous test and mock framework for PowerShell.

Create mocks easily in Swift

A library for testing classes with auto mocking capabilities using jest-mock-extended

Firebase mock library for writing unit tests

Seamless client side mocking

Record HTTP calls and replay them

Demo project on How to be a Mockstar using Mockito and MockWebServer.

Mock facility for Spring Data repositories

Accurate and predictable testing of requestAnimationFrame and cancelAnimationFrame

Mock built-in PHP functions (e.g. time() or rand()) in PHPUnit.

A progressive test framework for C.

Fake Amazon SNS

🚀 Next generation frontend API mocking framework

Thin-wrapper around the mock package for easier use with pytest

NO MORE MAINTAINED: Intercept and respond to requests in the browser (AJAX) and Node.js (http(s) module)

A simple Elixir package to elegantly mock module functions within (asynchronous) ExUnit tests using Erlang's :meck library

A proxy for MetalPerformanceShaders which takes to a stub on a simulator and to the real implementation on iOS devices.

Lock-free framework for loggers, tracers, and mockers in multithreaded C++ programs.

A simple mocking framework in a PCL.

Random fake data generator with localization for Javascript in Node.js and browser

Add some jazz to your JSON files

R library for stubbing and setting expectations on HTTP requests

Over the wire test doubles

Mocking and forking Datomic Peer connections in-memory.

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🎨 抽奖以及截屏保存图片至本地

换种思路写Mock，让单元测试更简单

'Google Mock' mocks generator based on libclang

A network mocking layer for iOS, tvOS, and macOS

🌞 基于Express的mock接口平台

Proxay is a record/replay proxy server that helps you write faster and more reliable tests.

Easy HTTP Networking in Swift a NSURLSession wrapper with image caching support

🔨 PHP Mocking Framework, includes method chaining stubbing.

An easy-to-use library to stub HTTP requests using URLSession and to swizzle methods

基于react + ant-design + dva + Mock 企业级后台管理系统最佳实践

python+vue3前后端分离项目

Assertion framework for Python unit tests

njRAT C# Stub - Fixed For PowerShell

🔠 Tool for generation samples based on OpenAPI(fka Swagger) payload/response schema

Interface mocking tool for go generate

generate massive amounts of realistic fake data in Node.js and the browser

Mockito add-ons leveraging Java 8 and lambda expressions to make mocking even more compact

combination of react teconology stack

Replace any .NET method (including static and non-virtual) with a delegate