bun-test

Configure Bun's native test runner with Jest-compatible APIs.

Updated Feb 18, 2026

Search Tags:#unit tests #testing #tdd #performance #jest #bun

Ready to run

npx skills add https://github.com/ShaulLavo/ellie --skill bun-test-shaullavo

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: bun-test
Source: https://github.com/ShaulLavo/ellie/tree/main/.agents/skills/bun-test
Command: npx skills add https://github.com/ShaulLavo/ellie --skill bun-test-shaullavo

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill streamlines the process of setting up and configuring Bun's built-in test runner, enabling faster and more efficient unit, integration, and snapshot testing.

Core Features & Use Cases

Fast Testing: Leverage Bun's 3-10x speed advantage over Jest.
Jest Compatibility: Use familiar Jest-compatible APIs for a smooth transition.
Configuration: Easily set up test directories, coverage, timeouts, and global setup/teardown.
Use Case: Quickly set up a robust testing suite for a new Node.js project, ensuring code quality with minimal configuration overhead.

Quick Start

Configure Bun's test runner by creating a bunfig.toml file in your project root.

Frequently Asked Questions about bun-test

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I migrate from Jest to Bun's test runner?▼

You can migrate from Jest to Bun's test runner using familiar Jest-compatible APIs, enabling a smooth transition while leveraging Bun's faster test execution speed.

What is the best way to speed up unit test execution?▼

The best way to speed up unit test execution is to configure Bun's native test runner, which offers a 3-10x speed advantage over traditional Jest test suites.

Can I use Jest-compatible APIs for snapshot testing in Bun?▼

Yes, you can use Jest-compatible APIs for snapshot testing in Bun, facilitating familiar unit, integration, and snapshot testing scenarios with minimal configuration overhead.

Does Bun's test runner support coverage reporting and global setup?▼

Yes, Bun's test runner supports coverage reporting, global setup, teardown, mocking, and timeout configuration, managed easily through a `bunfig.toml` file in your project root.

How do I configure test directories and timeouts for Bun tests?▼

You configure test directories and timeouts for Bun tests by creating a `bunfig.toml` file in your project root, allowing quick setup of robust testing suites for Node.js projects.