816/816
All Tests Passed
Verified for EU-27 2026 legislation
Last verification: 01/08/2026
Internationalization Validation
All components validated to work correctly across 19 languages with dynamic translation keys.
Testimonials with dynamic i18n keys
Country Comparator validated for 27 EU countries
119 tests for 2026 fiscal data integrity
Cookie consent logic fully tested
PDF export hook fully tested
Web Speech API integration validated
Schema.org JSON-LD validated for 80 routes across all EU countries
Newsletter subscription system with Resend email delivery verified
80 blog articles verified across 19 languages with translation parity
Testing Technology Stack
Vitest
React Testing Library
Playwright E2E
TypeScript
Zod Validation
@vitest/coverage-v8
Euro Duty is committed to accuracy. Every calculation is backed by automated tests to ensure reliability.