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[Testing & Quality](/categories/testing) 4. / 5. brain/monkey ActiveLibrary[Testing & Quality](/categories/testing) brain/monkey ============ Mocking utility for PHP functions and WordPress plugin API 2.7.0(3mo ago)33412.5M—0.2%27[8 issues](https://github.com/Brain-WP/BrainMonkey/issues)[1 PRs](https://github.com/Brain-WP/BrainMonkey/pulls)20MITPHPPHP >=5.6.0CI passing Since Mar 24Pushed 1mo ago7 watchersCompare [ Source](https://github.com/Brain-WP/BrainMonkey)[ Packagist](https://packagist.org/packages/brain/monkey)[ RSS](/packages/brain-monkey/feed)WikiDiscussions master Synced 1mo ago READMEChangelog (10)Dependencies (5)Versions (42)Used By (20) README ====== [](#readme) Brain Monkey ------------ [](#brain-monkey) [![PHP Quality Assurance](https://github.com/Brain-WP/BrainMonkey/workflows/PHP%20Quality%20Assurance/badge.svg)](https://github.com/Brain-WP/BrainMonkey/actions?query=workflow%3A%22PHP+Quality+Assurance%22)[![codecov](https://camo.githubusercontent.com/e139339873c776d47f0f8a1b618602cd09ca8f4de4f4e0f3b8c184bb779bf089/68747470733a2f2f636f6465636f762e696f2f67682f427261696e2d57502f427261696e4d6f6e6b65792f6272616e63682f6d61737465722f67726170682f62616467652e737667)](https://codecov.io/gh/Brain-WP/BrainMonkey) Brain Monkey is a tests utility for PHP. It provides **two set of helpers**: - the first are framework-agnostic tools that allow to mock (or *monkey patch*) and to test behavior of any **PHP function** - the second are **specific to WordPress** and make unit testing of WordPress extensions a no-brainer. Requirements ------------ [](#requirements) - PHP 7.2+ - [Composer](https://getcomposer.org/) to install Via Composer following packages are required: - [mockery/mockery](https://packagist.org/packages/mockery/mockery) version 1 (BSD-3-Clause) - [antecedent/patchwork](https://packagist.org/packages/antecedent/patchwork) version 2 (MIT) When installed for development, following packages are also required: - [phpunit/phpunit](https://packagist.org/packages/phpunit/phpunit) version 8.5 or higher (BSD-3-Clause) License ------- [](#license) Brain Monkey is open source and released under MIT license. See LICENSE file for more info. Question? Issues? ----------------- [](#question-issues) Brain Monkey is hosted on GitHub. Feel free to open issues there for suggestions, questions and real issues. Who's Behind ------------ [](#whos-behind) I'm Giuseppe, I deal with PHP since 2005. For questions, rants or chat ping me on Twitter ([@gmazzap](https://twitter.com/gmazzap)) or on ["The Loop"](https://chat.stackexchange.com/rooms/6/the-loop) (Stack Exchange) chat. Well, it's possible I'll ignore rants. ### Health Score 69 — FairBetter than 100% of packages Maintenance85 Actively maintained with recent releases Popularity66 Solid adoption and visibility Community45 Growing community involvement Maturity70 Established project with proven stability Bus Factor1 Top contributor holds 68.4% of commits — single point of failure How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window. **Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores. **Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement. **Maturity (30%)** — Project age, version count, PHP version support, and release stability. ### Release Activity Cadence Every ~128 days Recently: every ~486 days Total 32 Last Release 102d ago Major Versions 1.4.2 → 2.0.02017-05-24 1.5.0 → 2.0.22017-06-03 PHP version history (2 changes)1.3.2PHP >=5.4.0 2.0.0PHP >=5.6.0 ### Community Maintainers ![](https://avatars.githubusercontent.com/u/2208282?v=4)[Giuseppe Mazzapica](/maintainers/gmazzap)[@gmazzap](https://github.com/gmazzap) --- Top Contributors [![gmazzap](https://avatars.githubusercontent.com/u/2208282?v=4)](https://github.com/gmazzap "gmazzap (275 commits)")[![jrfnl](https://avatars.githubusercontent.com/u/663378?v=4)](https://github.com/jrfnl "jrfnl (92 commits)")[![tfrommen](https://avatars.githubusercontent.com/u/6049306?v=4)](https://github.com/tfrommen "tfrommen (12 commits)")[![dependabot[bot]](https://avatars.githubusercontent.com/in/29110?v=4)](https://github.com/dependabot[bot] "dependabot[bot] (9 commits)")[![GaryJones](https://avatars.githubusercontent.com/u/88371?v=4)](https://github.com/GaryJones "GaryJones (3 commits)")[![shvlv](https://avatars.githubusercontent.com/u/3157352?v=4)](https://github.com/shvlv "shvlv (2 commits)")[![dnaber-de](https://avatars.githubusercontent.com/u/1133205?v=4)](https://github.com/dnaber-de "dnaber-de (2 commits)")[![widoz](https://avatars.githubusercontent.com/u/1917784?v=4)](https://github.com/widoz "widoz (1 commits)")[![Idealien](https://avatars.githubusercontent.com/u/4549984?v=4)](https://github.com/Idealien "Idealien (1 commits)")[![paulshryock](https://avatars.githubusercontent.com/u/7530507?v=4)](https://github.com/paulshryock "paulshryock (1 commits)")[![pospjan](https://avatars.githubusercontent.com/u/49492371?v=4)](https://github.com/pospjan "pospjan (1 commits)")[![Rarst](https://avatars.githubusercontent.com/u/737584?v=4)](https://github.com/Rarst "Rarst (1 commits)")[![smoothie](https://avatars.githubusercontent.com/u/16246859?v=4)](https://github.com/smoothie "smoothie (1 commits)")[![d3f3kt](https://avatars.githubusercontent.com/u/5670972?v=4)](https://github.com/d3f3kt "d3f3kt (1 commits)") --- Tags hacktoberfestmockerymockey-patchingphpphpunittestswordpresstestingtestmockerymockrunkitredefinitioninterceptionMonkey Patchingpatchworkmock functions ### Code Quality TestsPHPUnit ### Embed Badge ![Health badge](/badges/brain-monkey/health.svg) ``` [![Health](https://phpackages.com/badges/brain-monkey/health.svg)](https://phpackages.com/packages/brain-monkey) ``` ### Alternatives [mockery/mockery Mockery is a simple yet flexible PHP mock object framework 10.7k497.0M23.6k](/packages/mockery-mockery)[antecedent/patchwork Method redefinition (monkey-patching) functionality for PHP. 45018.7M35](/packages/antecedent-patchwork)[php-mock/php-mock PHP-Mock can mock built-in PHP functions (e.g. time()). PHP-Mock relies on PHP's namespace fallback policy. No further extension is needed. 36918.1M98](/packages/php-mock-php-mock)[kahlan/kahlan The PHP Test Framework for Freedom, Truth and Justice. 1.2k1.2M247](/packages/kahlan-kahlan)[php-mock/php-mock-mockery Mock built-in PHP functions (e.g. time()) with Mockery. This package relies on PHP's namespace fallback policy. No further extension is needed. 392.1M96](/packages/php-mock-php-mock-mockery)[polishsymfonycommunity/symfony-mocker-container Provides base Symfony dependency injection container enabling service mocking. 1468.0M237](/packages/polishsymfonycommunity-symfony-mocker-container) PHPackages © 2026 [Directory](/)[Categories](/categories)[Trending](/trending)[Changelog](/changelog)[Analyze](/analyze)