#mocking

Provides a fake file system that mocks the Python file system modules.

A toolkit with common assertions and mocks that plays nicely with the standard library

WireMock.Net is a flexible product for stubbing and mocking web HTTP responses using advanced request matching and response templating. Based on WireMock Java, but extended and different functionality. Full documentation can be found at https://wiremock.org/dotnet/.

Automatically mock your HTTP interactions to simplify and speed up testing

.NET lib for Testcontainers that enables embedding Microcks into your unit tests with lightweight, throwaway instance thanks to containers.

Most popular Mocking framework for unit tests written in Java

Pester is the ubiquitous test and mock framework for PowerShell.

A mock code autogenerator for Go

Industry standard API mocking for JavaScript.

Unit testing and build system for C projects

Angular testing library for mocking components, directives, pipes, services and facilitating TestBed setup

Mockery is a simple yet flexible PHP mock object framework for use in unit testing with PHPUnit, PHPSpec or any other testing framework. Its core goal is to offer a test double framework with a succinct API capable of clearly defining all possible object operations and interactions using a human readable Domain Specific Language (DSL).

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

🧡 Official and community plugins for Kubb.

A friendly substitute for .NET mocking libraries.

Mocking library with the perfect balance of Performance and Intuitive API

Open-source API mock server for REST, gRPC, GraphQL, WebSocket, Kafka, MQTT and more

Embedded unit testing framework for Godot 4 supporting GDScript and C#. Features test-driven development, embedded test inspector, extensive assertions, mocking, scene testing.

A pure C mocking library

a socket mock framework - for all kinds of socket animals, web-clients included

Data querying library for testing JavaScript applications.

Node wrapper for Specmatic

Mock/stub generator for C

Test React Native with Vitest — against real React Native, or a fast mock. One plugin, zero config.