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The Top 2,273 Assertions Open Source Projects

Categories > Software Quality > Assertions
Enzyme ⭐ 19,852
JavaScript Testing utilities for React
dependent packages 26,241total releases 54most recent commit 2 months agonpm enzyme} Downloads
Testify ⭐ 16,432
A toolkit with common assertions and mocks that plays nicely with the standard library
dependent packages 42,332total releases 33most recent commit 2 days ago
Learn Python ⭐ 12,064
📚 Playground and cheatsheet for learning Python. Collection of Python scripts that are split by topics and contain code examples with explanations.
most recent commit 2 months ago
Supertest ⭐ 12,043
🕷 Super-agent driven library for testing node.js HTTP servers using a fluent API.
dependent packages 14,139total releases 62most recent commit a month agonpm supertest} Downloads
Chai ⭐ 7,522
BDD / TDD assertion framework for node.js and the browser that can be paired with any testing framework.
most recent commit 3 months ago
Karate ⭐ 5,905
Test Automation Made Simple
dependent packages 8total releases 92most recent commit 8 days ago
Kotest ⭐ 3,490
Powerful, elegant and flexible test framework for Kotlin with additional assertions, property testing and data driven testing
dependent packages 98total releases 43most recent commit 13 hours ago
Slonik ⭐ 3,019
A PostgreSQL client with strict types, detailed logging and assertions.
dependent packages 39total releases 266most recent commit 2 months agonpm slonik} Downloads
Should.js ⭐ 2,762
BDD style assertions for node.js -- test framework agnostic
total releases 2most recent commit 6 years ago
Go Linq ⭐ 2,753
.NET LINQ capabilities in Go
dependent packages 27total releases 6most recent commit 6 months ago
Fluentassertions ⭐ 2,747
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.
most recent commit 17 hours ago
Cypress Example Recipes ⭐ 2,715
Various recipes for testing common scenarios with Cypress
most recent commit 9 days ago
Pester ⭐ 2,704
Pester is the ubiquitous test and mock framework for PowerShell.
dependent packages 6total releases 89most recent commit 10 days agonuget Pester} Downloads
Unity ⭐ 2,491
Simple Unit Testing for C
most recent commit a day ago
Truth ⭐ 2,452
Fluent assertions for Java and Android
dependent packages 793total releases 34most recent commit 7 hours ago
Uvu ⭐ 2,336
uvu is an extremely fast and lightweight test runner for Node.js and the browser
dependent packages 211total releases 47most recent commit 2 months agonpm uvu} Downloads
Expect ⭐ 2,315
Write better assertions
dependent packages 4total releases 2most recent commit 4 years ago
Assert ⭐ 2,205
Thin assertion library for use in libraries and business-model
dependent packages 591total releases 61most recent commit 5 months agopackagist beberlei/assert} Downloads
Assertj Core ⭐ 2,156
AssertJ is a library providing easy to use rich typed assertions
dependent packages 5,174total releases 62most recent commit 5 hours ago
Expect.js ⭐ 2,057
Minimalistic BDD-style assertions for Node.JS and the browser.
dependent packages 9,313total releases 6most recent commit 2 years agonpm expect.js} Downloads
Jest Extended ⭐ 1,925
Additional Jest matchers 🃏💪
dependent packages 1,790total releases 26most recent commit 3 days agonpm jest-extended} Downloads
Nodeunit ⭐ 1,913
Easy unit testing in node.js and the browser, based on the assert module.
dependent packages 4,102total releases 48most recent commit 2 years agonpm nodeunit} Downloads
Should.js ⭐ 1,883
BDD style assertions for node.js -- test framework agnostic
dependent packages 28,570total releases 114most recent commit 3 years agonpm should} Downloads
Httpexpect ⭐ 1,751
End-to-end HTTP and REST API testing for Go.
dependent packages 123total releases 23most recent commit 9 months ago
Gock ⭐ 1,593
HTTP traffic mocking and testing made easy in Go ༼ʘ̚ل͜ʘ̚༽
dependent packages 348total releases 21most recent commit 2 months ago
Assertj Android ⭐ 1,588
A set of AssertJ helpers geared toward testing Android.
dependent packages 40total releases 9most recent commit 4 years ago
Barista ⭐ 1,499
☕️ The one who serves a great Espresso
total releases 4most recent commit 3 months ago
Chai As Promised ⭐ 1,374
Extends Chai with assertions about promises.
dependent packages 14,047total releases 31most recent commit a year agonpm chai-as-promised} Downloads
Tsd ⭐ 1,368
Check TypeScript type definitions
dependent packages 1,795total releases 50most recent commit 2 months agonpm tsd} Downloads
Is ⭐ 1,298
Type check values
dependent packages 190total releases 38most recent commit 3 months agonpm @sindresorhus/is} Downloads
Pandera ⭐ 1,287
A light-weight, flexible, and expressive data validation library for dataframes
dependent packages 23total releases 47most recent commit a month agopypi pandera} Downloads
Greatest ⭐ 1,232
A C testing library in 1 file. No dependencies, no dynamic allocation. ISC licensed.
most recent commit a year ago
Sinon Chai ⭐ 1,073
Extends Chai with assertions for the Sinon.JS mocking framework.
dependent packages 20,988total releases 34most recent commit a month agonpm sinon-chai} Downloads
Chakram ⭐ 911
REST API test framework. BDD and exploits promises
dependent packages 80total releases 13most recent commit 3 years agonpm chakram} Downloads
Silk ⭐ 908
Markdown based document-driven RESTful API testing.
total releases 2most recent commit 4 years ago
Ut ⭐ 850
UT: C++20 μ(micro)/Unit Testing Framework
most recent commit 12 hours ago
Lighthouse Ci Action ⭐ 848
Audit URLs using Lighthouse and test performance with Lighthouse CI.
most recent commit 2 months ago
Chai Enzyme ⭐ 788
Chai.js assertions and convenience functions for testing React Components with enzyme
dependent packages 1,428total releases 22most recent commit 4 years agonpm chai-enzyme} Downloads
Puppetry ⭐ 731
Web testing solution for non-developers on top of Puppeteer and Jest
most recent commit 9 months ago
Testfx ⭐ 725
Simple and clean testing for JavaFX.
dependent packages 48total releases 17most recent commit a year ago
Baloo ⭐ 717
Expressive end-to-end HTTP API testing made easy in Go
total releases 9most recent commit 5 months ago
Rust Pretty Assertions ⭐ 706
Overwrite `assert_eq!` with a drop-in replacement, adding a colorful diff.
dependent packages 926total releases 23most recent commit 2 months agocargo pretty_assertions} Downloads
Phpat ⭐ 679
PHP Architecture Tester - Easy to use architectural testing tool for PHP ✔️
total releases 50most recent commit 25 days ago
Jsonunit ⭐ 648
Compare JSON in your Unit Tests
dependent packages 85total releases 130most recent commit 10 days ago
Chai Http ⭐ 608
HTTP Response assertions for the Chai Assertion Library.
dependent packages 1,612total releases 14most recent commit a year agonpm chai-http} Downloads
Vvalidator ⭐ 587
🤖 An easy to use form validator for Kotlin & Android.
total releases 22most recent commit a year ago
Zerocode ⭐ 584
A community-developed, free, open source, microservices API automation and load testing framework built using JUnit core runners for Http REST, SOAP, Security, Database, Kafka and much more. Zerocode Open Source enables you to create, change, orchestrate and maintain your automated test cases declaratively with absolute ease.
dependent packages 3total releases 27most recent commit 5 months ago
Funcunit ⭐ 576
A functional test suite based on jQuery
dependent packages 33total releases 21most recent commit a year agonpm funcunit} Downloads
Phpunit Snapshot Assertions ⭐ 505
A way to test without writing actual test cases
dependent packages 264total releases 46most recent commit 2 months agopackagist spatie/phpunit-snapshot-assertions} Downloads
Mock ⭐ 504
The Python mock library
dependent packages 2,218total releases 35most recent commit 3 months agopypi mock} Downloads
Bash Commons ⭐ 503
A collection of reusable Bash functions for handling common tasks such as logging, assertions, string manipulation, and more
most recent commit 2 months ago
Bash_unit ⭐ 493
bash unit testing enterprise edition framework for professionals
most recent commit 3 months ago
Schema ⭐ 491
📐 Validating data structures against a given Schema.
dependent packages 32total releases 11most recent commit 5 months agopackagist nette/schema} Downloads
Assertk ⭐ 486
assertions for kotlin inspired by assertj
dependent packages 24total releases 16most recent commit 2 months ago
Laravel Queueable Action ⭐ 463
Queueable actions in Laravel
dependent packages 7total releases 28most recent commit 15 days agopackagist spatie/laravel-queueable-action} Downloads
Zora ⭐ 448
Lightest, yet Fastest Javascript test runner for nodejs and browsers
dependent packages 144total releases 53most recent commit 7 days agonpm zora} Downloads
Kotlin Power Assert ⭐ 426
Kotlin compiler plugin to enable diagrammed function calls in the Kotlin programming language
total releases 12most recent commit 2 months ago
Critic.sh ⭐ 420
Dead simple testing framework for Bash with coverage reporting
most recent commit 2 years ago
Quicktest ⭐ 416
Quick helpers for testing Go applications
dependent packages 1,139total releases 50most recent commit 22 days ago
Atrium ⭐ 414
A multiplatform assertion library for Kotlin
dependent packages 24total releases 13most recent commit 16 hours ago
Strikt ⭐ 413
An assertion library for Kotlin
dependent packages 1total releases 9most recent commit 9 days ago
Speclj ⭐ 413
pronounced "speckle": a TDD/BDD framework for Clojure.
total releases 49most recent commit a month ago
Expect Jsx ⭐ 410
✅ toEqualJSX for expect assertion library
dependent packages 260total releases 18most recent commit a month agonpm expect-jsx} Downloads
Fest Assert 2.x ⭐ 405
FEST Fluent Assertions 2.x
dependent packages 416total releases 10most recent commit 7 years ago
Concurrentunit ⭐ 391
Toolkit for testing multi-threaded and asynchronous applications
dependent packages 56total releases 12most recent commit 7 months ago
Livedata Testing ⭐ 390
TestObserver to easily test LiveData and make assertions on them.
most recent commit a month ago
Assertr ⭐ 374
Assertive programming for R analysis pipelines
dependent packages 4total releases 12most recent commit a year ago
Tester ⭐ 372
Tester: enjoyable unit testing in PHP with code coverage reporter. 🍏🍏🍎🍏
dependent packages 1,581total releases 35most recent commit 22 days agopackagist nette/tester} Downloads
Smack ⭐ 367
SMACK Software Verifier and Verification Toolchain
most recent commit 2 months ago
Naga ⭐ 365
Datalog based rules engine
total releases 50most recent commit 2 months ago
Unexpected ⭐ 363
Unexpected - the extensible BDD assertion toolkit
dependent packages 824total releases 329most recent commit a month agonpm unexpected} Downloads
Minitest Spec Rails ⭐ 360
🍱 Make Rails Use MiniTest::Spec!
dependent packages 31total releases 50most recent commit 3 months agorubygems minitest-spec-rails} Downloads
Chai Jquery ⭐ 359
jQuery assertions for chai
dependent packages 337total releases 10most recent commit 3 years agonpm chai-jquery} Downloads
Luaunit ⭐ 354
LuaUnit is a popular unit-testing framework for Lua, with an interface typical of xUnit libraries (Python unittest, Junit, NUnit, ...). It supports several output formats (Text, TAP, JUnit, ...) to be used directly or work with Continuous Integration platforms (Jenkins, Maven, ...).
most recent commit a year ago
Assertpy ⭐ 351
Simple assertion library for unit testing in python with a fluent API
dependent packages 30total releases 13most recent commit a month agopypi assertpy} Downloads
Ilwasm ⭐ 348
CIL to WebAssembly compiler
most recent commit 7 years ago
Eslint Plugin Typescript ⭐ 343
TypeScript plugin for ESLint
dependent packages 1,488total releases 20most recent commit 3 years agonpm eslint-plugin-typescript} Downloads
Arduinounit ⭐ 329
ArduinoUnit is a unit testing framework for Arduino libraries
most recent commit 3 years ago
Sazerac ⭐ 324
Data-driven unit testing for Jasmine, Mocha, and Jest
dependent packages 13total releases 12most recent commit 3 months agonpm sazerac} Downloads
Riot ⭐ 319
Riot is a fast, expressive, and contextual ruby unit testing framework
dependent packages 148total releases 44most recent commit 4 years agorubygems riot} Downloads
Static Assertions Rs ⭐ 311
Ensure correct assumptions about constants, types, and more in Rust
dependent packages 52total releases 15most recent commit 2 years agocargo static_assertions} Downloads
Typl ⭐ 307
The Type Linter for JS
total releases 8most recent commit 6 months ago
Hamkrest ⭐ 306
Hamcrest for Kotlin
dependent packages 45total releases 27most recent commit 2 years ago
Throw ⭐ 305
A simple, fluent, extensible, and fully customizable library for throwing exceptions for projects using .NET 6+
most recent commit 22 days ago
Kubetest ⭐ 302
Write unit tests for your Kubernetes configurations
most recent commit 3 years ago
Gotest.tools ⭐ 301
A collection of packages to augment the go testing package and support common patterns.
dependent packages 2,176total releases 21most recent commit 17 days ago
Assertj Examples ⭐ 300
Examples illustrating AssertJ assertions
most recent commit 9 months ago
Log Fake ⭐ 298
A drop in fake logger for testing with the Laravel framework.
dependent packages 17total releases 14most recent commit 18 days agopackagist timacdonald/log-fake} Downloads
Proposal Import Assertions ⭐ 295
Proposal for syntax to import ES modules with assertions
most recent commit 6 months ago
Pook ⭐ 288
HTTP traffic mocking and testing made easy in Python
dependent packages 2total releases 30most recent commit 4 months agopypi pook} Downloads
Rxtest ⭐ 285
Kotlin DSL for easier RxJava testing.
most recent commit 4 years ago
Assert_cmd ⭐ 283
Assert process::Command - Easy command initialization and assertions
dependent packages 504total releases 30most recent commit 22 days agocargo assert_cmd} Downloads
Go Testdeep ⭐ 281
Extremely flexible golang deep comparison, extends the go testing package, tests HTTP APIs and provides tests suite
dependent packages 28total releases 110most recent commit 8 days ago
Better Assert ⭐ 279
c-style assert() for nodejs, reporting the expression string as the error message
dependent packages 440total releases 5most recent commit 3 years agonpm better-assert} Downloads
Guzzler ⭐ 276
Supercharge your app or SDK with a testing library specifically for Guzzle
dependent packages 17total releases 18most recent commit 4 months agopackagist blastcloud/guzzler} Downloads
Ts Interface Checker ⭐ 258
Runtime library to validate data against TypeScript interfaces.
dependent packages 34total releases 19most recent commit a month agonpm ts-interface-checker} Downloads
Alsatian ⭐ 249
TypeScript testing framework with test cases
dependent packages 175total releases 60most recent commit 10 months agonpm alsatian} Downloads
Jest Chain ⭐ 247
Chain Jest matchers together to create one powerful assertion 🃏⛓
dependent packages 120total releases 12most recent commit 10 months agonpm jest-chain} Downloads
Laravel Test Assertions ⭐ 244
A set of helpful assertions when testing Laravel applications.
dependent packages 12total releases 11most recent commit 2 months agopackagist jasonmccreary/laravel-test-assertions} Downloads
Codejam ⭐ 242
Set of handy reusable .NET components that can simplify your daily work and save your time when you copy and paste your favorite helper methods and classes from one project to another
dependent packages 5total releases 66most recent commit 14 days agonuget CodeJam} Downloads
1-100 of 2,273 projects
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