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pest

by PestPHP

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Overview

Pest is an elegant PHP testing framework with Composer installation, a documented CLI test runner, and official agent-oriented docs for AI coding-agent test verification.

Details

Pest is presented on its official website as an elegant PHP testing framework, and its GitHub repository describes it as a testing framework for PHP developers and AI agents. The official installation documentation shows Composer-based setup with the pestphp/pest package and the vendor/bin/pest CLI. Pest’s CLI reference documents test-running workflows such as initialization, CI mode, test-directory selection, filtering, and coverage. Official Agent documentation also describes a Pest Agent plugin that gives AI coding agents a single command to verify changes inside the full test suite, with source code in the pestphp/pest-plugin-agent repository identified as the Pest AI Plugin.

When to Use

Use Pest when you need a PHP testing framework with official Composer installation and a vendor/bin/pest CLI workflow. Use Pest when you want documented command-line options for initialization CI runs test-directory selection filtering and coverage workflows. Use the Pest Agent/Pest AI Plugin workflow when an AI coding agent needs a documented way to verify changes against the full test suite.

Getting Started

  1. Read the official Pest installation documentation at https://pestphp.com/docs/installation.
  2. Install the Composer package listed as pestphp/pest and initialize Pest using the documented vendor/bin/pest workflow.
  3. Review the CLI API reference for options including --init
  4. --ci
  5. --test-directory
  6. filtering
  7. and coverage.
  8. For AI coding-agent verification workflows
  9. read the official Agent documentation and inspect the pestphp/pest-plugin-agent repository.

Key Features

  • •Elegant PHP testing framework documented on the official Pest website.
  • •Composer package available as pestphp/pest on Packagist.
  • •CLI test-runner workflow documented by Pest
  • •including initialization
  • •CI
  • •test-directory
  • •filtering
  • •and coverage options.
  • •Official Agent documentation for AI coding-agent verification against the full test suite.
  • •Pest AI Plugin source repository available at pestphp/pest-plugin-agent.

Capabilities

  • •PHP testing
  • •Composer package workflow
  • •CLI test running
  • •CI test workflows
  • •test filtering
  • •coverage workflows
  • •AI coding-agent test verification

Last updated Jul 23, 2026