bats-testing-patterns

1# Bats Testing Patterns
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3Comprehensive guidance for writing comprehensive unit tests for shell scripts using Bats (Bash Automated Testing System), including test patterns, fixtures, and best practices for production-grade shell testing.
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5## Use this skill when
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7- Writing unit tests for shell scripts
8- Implementing TDD for scripts
9- Setting up automated testing in CI/CD pipelines
10- Testing edge cases and error conditions
11- Validating behavior across shell environments
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13## Do not use this skill when
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15- The project does not use shell scripts
16- You need integration tests beyond shell behavior
17- The goal is only linting or formatting
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19## Instructions
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21- Confirm shell dialects and supported environments.
22- Set up a test structure with helpers and fixtures.
23- Write tests for exit codes, output, and side effects.
24- Add setup/teardown and run tests in CI.
25- If detailed examples are required, open `resources/implementation-playbook.md`.
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27## Resources
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29- `resources/implementation-playbook.md` for detailed patterns and examples.