What is Bats and why should I use it for shell scripts?

Bats (Bash Automated Testing System) is a TAP-compliant framework that allows you to write tests for shell scripts with a simple, natural syntax. It is essential for ensuring script reliability and catching regressions in CI/CD pipelines.

Does this skill help with mocking external commands?

Yes, it provides specific patterns for both function-based mocking and command stubbing through PATH manipulation, allowing you to isolate your scripts from external tools during testing.

Can I integrate these Bats tests into GitHub Actions?

Absolutely. This skill includes ready-to-use YAML configurations for GitHub Actions and Makefile integration to automate your testing process.

How do I test shell scripts across different environments like Dash or Sh?

The skill includes specialized patterns for testing shell compatibility, allowing you to run your test suite against multiple shell dialects to ensure portability.

Bash Automated Testing (Bats)

Name: Bash Automated Testing (Bats)
Author: kivilaid

bykivilaid

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Security & Testing

Master the Bash Automated Testing System (Bats) to create robust, production-grade unit tests for shell scripts and CI/CD pipelines.

This skill provides comprehensive guidance for implementing the Bash Automated Testing System (Bats) to ensure the reliability and maintainability of shell scripts. It covers everything from fundamental test structures to advanced assertion patterns for exit codes, string outputs, and file system states. By utilizing sophisticated mocking techniques and fixture management, developers can implement test-driven development (TDD) for shell utilities, validate behavior across different shell dialects like bash and dash, and seamlessly integrate automated testing into modern DevOps workflows.

Key Features

01Standardized Bats test structures and boilerplate for quick starts

02Sophisticated mocking and stubbing techniques to isolate external dependencies

03Integration guides for GitHub Actions and Makefile-based CI/CD pipelines

04Advanced assertion patterns for exit codes, multi-line output, and file attributes

05Comprehensive setup and teardown patterns for complex test environments

066 GitHub stars

Use Cases

01Implementing Test-Driven Development (TDD) for complex CLI tools and bash utilities

02Ensuring cross-shell compatibility and portable behavior for infrastructure scripts

03Automating regression testing for shell-based deployment and configuration scripts

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add kivilaid/plugin-marketplace bats-testing-patterns

For use in Claude.ai and ChatGPT

Download Skill