assert

Node.js test runner that lets you develop with confidence 🚀

Power Assert in JavaScript. Provides descriptive assertion messages through standard assert interface. No API is the best API.

A simple, fluent, extensible, and fully customizable library for throwing exceptions for projects using .NET 6+

Expressive end-to-end HTTP API testing made easy in Go

node's assert.deepEqual algorithm

⁉️ Lightweight JavaScript form validation, that had minimal configuration and felt natural to use. No dependencies, support UMD.

Ensure correct assumptions about constants, types, and more in Rust

An assertion library for Kotlin

🍀 Golang basic library. || Go语言基础库

A multiplatform assertion library for Kotlin

A collection of packages to augment the go testing package and support common patterns.

Node.js's require('assert') for all engines

An enjoyable golang test framework.

Strong type constraints for Scala

☕ Ergonomic, modern and type-safe assertion library for TypeScript

MOVED TO GITLAB

Simple, flexible and modular assertion macro.

Power Assert in Elixir. Shows evaluation results each expression.

Power Assert in Swift. Provides descriptive assertion messages.

PPK_ASSERT is an orthodox drop-in & self-contained C++ assertion library ⚠️