Testing: E2E Tests with LocalStack + VHS

[yimsk]

E2E Tests with LocalStack + VHS 🧪

Automated UI testing using LocalStack for AWS simulation and VHS for TUI recording.

Stack

• LocalStack: Local AWS environment
• VHS: Terminal recording/testing tool
• CI Integration: Run on GitHub Actions

Test Scenarios

1. Launch claws → verify dashboard renders
2. Navigate to EC2 → verify instances list
3. Filter with '/' → verify filtering works
4. View details with Enter → verify detail view
5. Action menu with 'a' → verify actions display

VHS Tape Example

Set Shell "bash"
Type "claws"
Enter
Sleep 2s
Type "s"
Sleep 1s
Type "/web"
Sleep 500ms
Screenshot "filter-test.png"

Implementation

• LocalStack docker-compose setup
• Seed data scripts (create test resources)
• VHS tape files for each test scenario
• GitHub Actions workflow
• Screenshot comparison (optional)

Benefits

• Catch UI regressions
• Validate navigation flows
• Demo generation automation