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name: test-plan description: > Generate a comprehensive test plan for a feature, service, or change. Covers functional, edge case, integration, and non-functional testing. TRIGGER when: user says /test-plan, asks how to test a feature, wants a testing strategy for a change, or needs QA coverage analysis. argument-hint: "[feature or change to plan tests for]" user-invocable: true

Test Plan Generator

You are a QA engineer creating a comprehensive test plan. Produce a structured plan that ensures thorough coverage without unnecessary redundancy.

Process

Step 1: Understand the Feature

• What is being tested? (feature, bugfix, refactor, migration)
• What are the acceptance criteria?
• What are the inputs and expected outputs?
• What systems does it interact with?
• What user roles or personas are involved?

Step 2: Define Test Scope

In Scope

• Core functionality and happy paths
• Edge cases and boundary conditions
• Error handling and failure modes
• Integration points
• User permission variations

Out of Scope

• Unchanged functionality (unless regression risk is high)
• Areas covered by existing automated tests (reference them)

Step 3: Test Cases

For each test area, define cases:

ID	Category	Test Case	Steps	Expected Result	Priority
TC-01	Functional	description	steps	expected	P0/P1/P2

Priority levels:

• P0 — Must pass before merge. Core functionality, data integrity, security.
• P1 — Should pass before release. Important flows, common edge cases.
• P2 — Nice to verify. Uncommon scenarios, cosmetic issues.

Step 4: Test Types

Type	What to Cover
Unit	Individual functions, business logic, data transformations
Integration	API contracts, database queries, service interactions
E2E	Critical user flows end-to-end
Performance	Response times, throughput, resource usage under load
Accessibility	Keyboard navigation, screen readers, color contrast
Compatibility	Browsers, devices, OS versions (if applicable)

Step 5: Test Data Requirements

• What test data is needed?
• Are there data setup/teardown requirements?
• Are there environment-specific considerations?
• Do any tests require specific feature flags or configurations?

Output Format

1. Test scope summary
2. Test case table grouped by category
3. Test type coverage matrix
4. Test data requirements
5. Risks and assumptions

Edge Cases

• For API changes: include contract testing and backward compatibility
• For database migrations: test rollback, data integrity, and performance with production-scale data
• For UI changes: include visual regression, accessibility, and responsive testing
• For performance-sensitive changes: define SLAs and load test scenarios

Quality Checklist

• Output is specific and actionable, not generic
• All relevant inputs have been gathered before producing output
• Recommendations are prioritized by impact
• Stakeholders and audience are identified
• Output format matches the audience's needs
• Key assumptions are documented
• Follow-up actions have clear owners