Apidays London 2024 - Develop in Parallel and Ship Earlier with OpenAPI and Mocking by Tom Akehurst, WireMock

Develop in Parallel and Ship Earlier with OpenAPI and Mocking
Tom Akehurst, CTO and Co-Founder - WireMock

apidays London 2024 - APIs for Smarter Platforms and Business Processes
September 18 & 19, 2024

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Transcript

1. | 1 Develop in parallel and ship earlier with OpenAPI and mocking 1 PRESENTED BY: Tom Akehurst CTO and co-founder, WireMock @TomAkehurst
2. | • • API-driven architectures - microservices, SOA, partner integrations • New product features often require new features in several APIs • Leads to dependency chains between teams 2 Serial vs. Parallel in API centric systems
3. | SSO Customer profile Inventory Bookings Search Favourites Customer profile App Inventory Search Bookings Favourites App
4. | 4 SSO Customer profile Inventory Bookings Search Favourites Customer profile App Inventory Search Bookings Favourites App Sprint 1 2 3 4
5. | Service A Client B API Mock Service A API What is mocking?
6. |
7. | • • Mocks are quick to build - available almost immediately • No need to wait for depended-on API features to be shipped • Early feedback on API design = much cheaper to fix issues 7 Mocking enables parallel working
8. | 8 SSO Customer profile Inventory Bookings Search Favourites Customer profile App Inventory Search Bookings App Favourites Sprint 1 2 Mock SSO Mock Customer Profile Mock Inventory Mock Search Mock Bookings Mock Favourites
9. | Mocking with OpenAPI 9 • Generate mocks from spec • Generate spec elements from mocks - prototyping • Validate traffic against spec - contract testing However… • OpenAPI is not primarily intended for mock generation • Generated mocks are simplistic
10. | Demo Time!
11. |
12. | 12 Want to see more? https://www.wiremock.io/demo PRESENTED BY: Tom Akehurst CTO and co-founder, WireMock @TomAkehurst