157 Open source projects that are alternatives of or similar to Vfs

Generate test cases for existing PHP files

A mocking library for Clojure.

Creates clean, concurrent, inspectable mocks from elixir modules

A React with Apollo Client application with a mocked GraphQL server and tested Query and Mutation components.

Bokor is a simple, Record and Playback Mock Server written in Node.js, utilized for Service Virtualization.

Mock object methods and dependencies.

The evolution of JMockit APIs: smaller, simpler, safer, and still powerful

HTTP Stubbing in Swift

pytest plugin for mocking MongoDB with fixtures

Working with mountebank api it's easy!

Mocking library for TypeScript and JavaScript using Proxies!

Mock response for Image.network to help Flutter widget tests pass.

Mocks network requests and allows you to make assertions about how these requests happened. Supports auto-mocking of graphQL requests given a valid schema.

Forked from Mockjs, Generate random data & Intercept ajax request. Support miniprogram.

Aioresponses is a helper for mock/fake web requests in python aiohttp package.

Super simple HTTP server that replies a fixed body with a fixed response code

Learn Mockito from In28Minutes

A mock server based in OpenAPI Specification

Firebase mock library for writing unit tests

Log, test, intercept and modify Apollo Client's operations

Haskell Dependency Injection

The most convenient tool to mock requests for axios, with built-in Chrome extension support.

A tool for creating Go web servers which can be embedded in iOS and Android apps.

A clojure wrapper for the rest driver library

ynm3k.readthedocs.io

JavaScript import/require module testing do's and don'ts with Jest

alternative spring mocking infrastructure

TestBox is a next generation testing framework for ColdFusion (CFML) that is based on BDD (Behavior Driven Development) for providing a clean obvious syntax for writing tests. It also includes MockBox, our mocking and stubbing framework.

A versatile C++ function mocking framework.

Moking Entity Framework Core operations such ToListAsync, FirstOrDefaultAsync etc

🔍 Transparent Test Spies for Ruby

dummyjdbc answers database requests with dummy data to be independent of an existing database.

Mock an API and generate fake JSON test data, right from the terminal.

A simple and extensible behavioural testing library for Go. You can use api test to simplify REST API, HTTP handler and e2e tests.

A pure C mocking library

Contains lightweight substitutes for SAP applications to ease the development and testing of extension and integration scenarios. In conjunction with SAP Business Technology Platform, kyma runtime, the efficient implementation of application extensions is supported without the need for real SAP applications being accessible during development.

CNeptune improve productivity & efficiency by urbanize .net module with meta-code to lay foundation for frameworks

HTTP traffic mocking and testing made simple in Python

🐵 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

Java library for mocking responses in a Retrofit service.

A fluent syntax .NET REST/HTTP API simulator for automated unit and UI testing.

PowerMock is a Java framework that allows you to unit test code normally regarded as untestable.

Easy Response Mocking for Retrofit using annotations

Official website and documentation for the Mock Service Worker library.

SQLAlchemy mock helpers.

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

A simple example showing how to override the URLProtocol to return mock data on Alamofire responses. Helpful if you are looking for a simple way to mock an Alamofire response, with out any additional dependencies.

Mocky is a simple API mocking solution written in PHP.

A tool for mocking HTTP services

Gradle plugin to be used in combination with the new unit testing feature of the Gradle Plugin / Android Studio to use real classes for e.g. SparseArray.

An Android library that provides the ability to mock your final classes on Android devices.

Your mocking ninja - an add-on tool for centralizing your client side mocking

🐦 Decorator Powered TypeScript Library for Creating Mocks

Example project to demonstrate how to record/replay API with Cypress.

🦁 Nala - A delightful test framework for C projects.

Declarative mocks for React state and global APIs

Efficient Mock Generator for Swift

A convenient mocking framework for Swift

Generate mock data for POCO

Mock Twilio gem for Ruby