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.

Test Anything Protocol tools for node

A tiny invariant function

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

🐷 Poku makes testing easy for Node.js, Bun, Deno, and you at the same time.

node's assert.deepEqual algorithm

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

🔥 Error handling library with context, assertion, stack trace and source fragments

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

A multiplatform expectation library for Kotlin

An assertion library for Kotlin

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

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

🍀 Golang basic library. || Go语言基础库

Strong type constraints for Scala

🛵 Universal adapter for TypeScript schema validation.

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

An enjoyable golang test framework.

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