Use when writing and configuring RSpec tests for Rails engines — must ensure that a dummy app exists for testing, add the smallest integration test that proves mounting and boot and verify it passes before continuing, and run the full test suite via bundle exec rspec to verify all specs pass. Key capabilities: request and routing specs with namespace scoping, generator idempotency, configuration testing.
How to install test-engine?
igmarin/rails-agent-skills/test-engine
$npx -y skills add igmarin/rails-agent-skills --skill test-engineInstalls into the current project.
›Prefer a prompt? Paste this to your agent
Run `npx skills use "https://github.com/igmarin/rails-agent-skills" --skill "igmarin/rails-agent-skills/test-engine"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/igmarin/rails-agent-skills" that are relevant to the current task. Run `npx skills add "https://github.com/igmarin/rails-agent-skills"` and select the relevant skills, then follow their instructions.
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