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Assertions to validate method input/output with nice error messages.
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Power Assert in JavaScript. Provides descriptive assertion messages through standard assert interface. No API is the best API.
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Write better assertions
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Should testing for .NET—the way assertions should be!
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idiomatic assertion toolkit with human-friendly failure messages, inspired by RSpec Expectations and should.js
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assertions for kotlin inspired by assertj
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Ensure correct assumptions about constants, types, and more in Rust
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Nimble matchers for FBSnapshotTestCase.
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Chain Jest matchers together to create one powerful assertion 🃏⛓
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Node.js's require('assert') for all engines
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Simple, flexible and modular assertion macro.
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Power Assert in Swift. Provides descriptive assertion messages.
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Common assertions for Bats
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Asserts to Go testing
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assertby webmozarts
Assertions to validate method input/output with nice error messages.
PHP 7334Updated: 2 y ago License: Permissive (MIT)
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assertby webmozart
Assertions to validate method input/output with nice error messages.
PHP 6548Updated: 4 y ago License: Permissive (MIT)
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power-assertby power-assert-js
Power Assert in JavaScript. Provides descriptive assertion messages through standard assert interface. No API is the best API.
JavaScript 2775Updated: 2 y ago License: Permissive (MIT)
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jest-extendedby jest-community
Additional Jest matchers 🃏💪
JavaScript 2166Updated: 2 y ago License: Permissive (MIT)
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assertj-coreby assertj
AssertJ is a library providing easy to use rich typed assertions
Java 2134Updated: 3 y ago License: Permissive (Apache-2.0)
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expect.jsby Automattic
Minimalistic BDD-style assertions for Node.JS and the browser.
JavaScript 2111Updated: 2 y ago License: No License (No License)
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shouldlyby shouldly
Should testing for .NET—the way assertions should be!
C# 1876Updated: 2 y ago License: Proprietary (Proprietary)
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assertj-coreby joel-costigliola
AssertJ is a library providing easy to use rich typed assertions
Java 1794Updated: 4 y ago License: Permissive (Apache-2.0)
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sinon-chaiby domenic
Extends Chai with assertions for the Sinon.JS mocking framework.
JavaScript 1086Updated: 2 y ago License: Proprietary (Proprietary)
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elements-of-programming-interviewsby gardncl
Method stubs and test cases for the problems from Elements of Programming Interviews
Java 871Updated: 2 y ago License: Permissive (MIT)
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Kluentby MarkusAmshove
Fluent Assertion-Library for Kotlin
Kotlin 837Updated: 2 y ago License: Permissive (MIT)
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sureby gabrielfalcao
idiomatic assertion toolkit with human-friendly failure messages, inspired by RSpec Expectations and should.js
Python 685Updated: 2 y ago License: Strong Copyleft (GPL-3.0)
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assertkby willowtreeapps
assertions for kotlin inspired by assertj
Kotlin 625Updated: 2 y ago License: Permissive (MIT)
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chai-httpby chaijs
HTTP Response assertions for the Chai Assertion Library.
JavaScript 607Updated: 4 y ago License: No License (No License)
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static-assertions-rsby nvzqz
Ensure correct assumptions about constants, types, and more in Rust
Rust 482Updated: 2 y ago License: Permissive (Apache-2.0)
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quicktestby frankban
Quick helpers for testing Go applications
Go 467Updated: 2 y ago License: Permissive (MIT)
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striktby robfletcher
An assertion library for Kotlin
Kotlin 463Updated: 2 y ago License: Permissive (Apache-2.0)
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atriumby robstoll
A multiplatform assertion library for Kotlin
Kotlin 461Updated: 2 y ago License: Proprietary (Proprietary)
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fest-assert-2.xby alexruiz
FEST Fluent Assertions 2.x
Java 401Updated: 4 y ago License: Permissive (Apache-2.0)
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chai-jqueryby chaijs
jQuery assertions for chai
JavaScript 363Updated: 4 y ago License: Permissive (MIT)
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unexpectedby unexpectedjs
Unexpected - the extensible BDD assertion toolkit
JavaScript 363Updated: 3 y ago License: Permissive (MIT)
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assert_cmdby assert-rs
Assert process::Command - Easy command initialization and assertions
Rust 357Updated: 2 y ago License: Permissive (Apache-2.0)
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java-utilby jdereg
Rarely available and hard-to-write Java utilities, written correctly, and thoroughly tested
Java 347Updated: 3 y ago License: Permissive (Apache-2.0)
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table-flipby sgolemon
Not the exceptions we need, but the ones we deserve.
PHP 329Updated: 4 y ago License: No License (No License)
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swift-power-assertby kishikawakatsumi
Power Assert in Swift.
Swift 316Updated: 2 y ago License: Permissive (MIT)
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Nimble-Snapshotsby ashfurrow
Nimble matchers for FBSnapshotTestCase.
Swift 304Updated: 3 y ago License: Permissive (MIT)
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jest-chainby mattphillips
Chain Jest matchers together to create one powerful assertion 🃏⛓
JavaScript 268Updated: 2 y ago License: Permissive (MIT)
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commonjs-assertby browserify
Node.js's require('assert') for all engines
JavaScript 258Updated: 4 y ago License: Permissive (MIT)
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SwiftHamcrestby nschum
Hamcrest test assertions for Swift
Swift 256Updated: 2 y ago License: Proprietary (Proprietary)
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difference.rsby johannhof
Rust text diffing and assertion library
Rust 234Updated: 2 y ago License: Permissive (MIT)
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libhoareby nrc
Design by contract style assertions for Rust
Rust 233Updated: 4 y ago License: No License (No License)
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debug_assertby foonathan
Simple, flexible and modular assertion macro.
C++ 211Updated: 2 y ago License: Permissive (Zlib)
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skin-deepby glenjamin
Test assertion helpers for use with React's shallowRender test utils
JavaScript 202Updated: 4 y ago License: Permissive (MIT)
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SwiftPowerAssertby kishikawakatsumi
Power Assert in Swift. Provides descriptive assertion messages.
Swift 191Updated: 4 y ago License: Permissive (Apache-2.0)
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unassertby unassert-js
Encourages programming with assertions by providing tools to compile them away.
JavaScript 181Updated: 3 y ago License: Permissive (MIT)
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PPK_ASSERTby gpakosz
PPK_ASSERT is a cross platform drop-in & self-contained C++ assertion library
C++ 165Updated: 4 y ago License: Proprietary (Proprietary)
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earlby earl-js
☕ Ergonomic, modern and type-safe assertion library for TypeScript
TypeScript 161Updated: 4 y ago License: Permissive (MIT)
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chai-immutableby astorije
Chai assertions for Facebook's Immutable library for JavaScript collections
JavaScript 160Updated: 4 y ago License: Permissive (MIT)
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sample-namespace-packagesby pypa
Tests against namespace packages
Python 158Updated: 2 y ago License: Permissive (Apache-2.0)
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bats-assertby ztombol
Common assertions for Bats
Shell 158Updated: 4 y ago License: Permissive (CC0-1.0)
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tinytestby joewalnes
A tiny unit-testing framework for C
C 154Updated: 4 y ago License: No License (No License)
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rust-partial-ioby facebookincubator
Rust library that provides helpers for testing resilience of IO operations
Rust 145Updated: 3 y ago License: Permissive (MIT)
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xctest-dynamic-overlayby pointfreeco
Define XCTest assertion helpers directly in your application and library code.
Swift 145Updated: 2 y ago License: Permissive (MIT)
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phpstan-webmozart-assertby phpstan
PHPStan extension for webmozart/assert
PHP 141Updated: 2 y ago License: No License (No License)
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gopwtby ToQoz
PowerAssert library for golang
Go 137Updated: 4 y ago License: Permissive (BSD-2-Clause)
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