Testing
Contract Testing vs Integration Testing: Where Each One Fits
How Pact defines a contract test, how that differs from schema validation and from a joined integration run, and which bugs each one can and cannot show.
Tag
testing
Notes tagged testing.
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Contracts
How to Migrate an API Contract Without Breaking Existing Clients
A three-phase sequence, expand then migrate then contract, for changing an API contract while old clients keep working, with rollback called out as its own case.
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Schemas
Schema Validation in API Integrations: What to Validate and When
Where schema validation belongs in an integration, what JSON Schema Draft 2020-12 actually checks, and how schema drift shows up without a fake metric.