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assertions

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Here are 771 public repositories matching this topic...

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stretchr / testify

Star 26.3k

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

testing go golang toolkit assertions mocking testify
  • Updated Nov 9, 2026
  • Go

enzymejs / enzyme

Star 19.8k

JavaScript Testing utilities for React

react testing mocha enzyme jest test react-components test-runner traversal assertions chai ava assertion-library test-runners
  • Updated Oct 22, 2025
  • JavaScript

forwardemail / supertest

Star 14.4k

πŸ•· Super-agent driven library for testing node.js HTTP servers using a fluent API. Maintained for @forwardemail, @ladjs, @spamscanner, @breejs, @cabinjs, and @lassjs.

node assertions supertest superagent
  • Updated Nov 7, 2026
  • JavaScript
karate

karatelabs / karate

Sponsor
Star 9k

Test Automation Made Simple

testing automation microservices webdriver bdd mock-server load-testing assertions test-automation cucumber developer-tools testing-tools api-testing contract-testing automated-testing testing-framework
  • Updated Nov 11, 2026
  • Java
chai

chaijs / chai

Star 8.3k

BDD / TDD assertion framework for node.js and the browser that can be paired with any testing framework.

javascript tdd bdd assertions chai
  • Updated Nov 12, 2026
  • JavaScript

kotest / kotest

Star 4.8k

Powerful, elegant and flexible test framework for Kotlin with assertions, property testing and data driven tests.

kotlin testing test assertions testing-tools multiplatform matchers property-testing kotlin-js kotlin-multiplatform
  • Updated Nov 12, 2026
  • Kotlin

unionai-oss / pandera

Star 4.5k

A light-weight, flexible, and expressive statistical data testing library

testing schema validation data-validation pandas-dataframe assertions pandas testing-tools data-processing dataframes data-cleaning hypothesis-testing data-verification pandas-validation data-check data-assertions dataframe-schema pandas-validator
  • Updated Nov 11, 2026
  • Python
fluentassertions

fluentassertions / fluentassertions

Sponsor
Star 3.8k

A very extensive set of extension methods that allow you to more naturally specify the expected outcome of a TDD or BDD-style unit tests. Targets .NET Framework 4.7, as well as .NET Core 2.1, .NET Core 3.0, .NET 6, .NET Standard 2.0 and 2.1. Supports the unit test frameworks MSTest2, NUnit3, XUnit2, MSpec, and NSpec3.

c-sharp unit-testing tdd xunit assertions mstest bdd-style fluent-assertions hacktoberfest
  • Updated Nov 9, 2026
  • C#
AutoFixture

AutoFixture / AutoFixture

Star 3.5k

AutoFixture is an open source library for .NET designed to minimize the 'Arrange' phase of your unit tests in order to maximize maintainability. Its primary goal is to allow developers to focus on what is being tested rather than how to setup the test scenario, by making it easier to create object graphs containing test data.

testing unit-testing csharp tdd fsharp dotnet xunit assertions nunit test-data autofixture assertion-library moq fscheck test-data-generator nsubstitute fakeiteasy auto-mocking foq
  • Updated Sep 6, 2026
  • C#

pester / Pester

Star 3.4k

Pester is the ubiquitous test and mock framework for PowerShell.

testing mock tdd powershell bdd assertions mocking bdd-framework tdd-framework pester-tests powershell-tests
  • Updated Nov 11, 2026
  • PowerShell

assertj / assertj

Star 2.9k

Fluent testing assertions for Java and the JVM

kotlin java testing groovy assertions assertj hacktoberfest typed-assertions
  • Updated Nov 11, 2026
  • Java

gavv / httpexpect

Star 2.7k

End-to-end HTTP and REST API testing for Go.

testing http json rest websocket assertions
  • Updated Nov 20, 2025
  • Go

jest-community / jest-extended

Star 2.3k

Additional Jest matchers πŸƒπŸ’ͺ

testing jest tdd assertions matchers extended
  • Updated Nov 9, 2026
  • TypeScript

h2non / gock

Star 2.2k

HTTP traffic mocking and testing made easy in Go ΰΌΌΚ˜ΜšΩ„ΝœΚ˜ΜšΰΌ½

testing go mock api http https assertions mocking http-server stubs http-transactions interception expectations http-api
  • Updated Sep 24, 2024
  • Go

shouldjs / should.js

Star 1.9k

BDD style assertions for node.js -- test framework agnostic

javascript testing tdd test bdd assertions tests should node-js
  • Updated Oct 29, 2019
  • JavaScript

sindresorhus / is

Sponsor
Star 1.8k

Type check values

typescript is npm-package assertions type-detection node-module type-check
  • Updated Sep 18, 2026
  • TypeScript

AwesomeAssertions / AwesomeAssertions

Star 1.2k

A fork of FluentAssertions controlled by the community.

unit-testing assertions fluentassertions
  • Updated Nov 9, 2026
  • C#

authorjapps / zerocode

Star 1k

zerocode-tdd is a community-developed, free, open-source, outcome-driven automated testing framework for Data Pipelines, ETL, REST API, Kafka(Data Streams), Databases and Load scenarios. all defined in simple JSON or YAML β€” with zero coding.

java testing api json automation library framework kafka dsl soap assertions automation-framework data-pipeline low-code nocode etl-testing
  • Updated Nov 12, 2026
  • Java

matryer / silk

Sponsor
Star 940

Markdown based document-driven RESTful API testing.

testing assertions
  • Updated Feb 28, 2018
  • Go

jeremy-rifkin / libassert

Sponsor
Star 734

The most over-engineered C++ assertion library

cpp assertions diagnostics
  • Updated Mar 9, 2026
  • C++

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