Term Kind Topic What it is
Adapter Conformance Suite Port Conformance Tests, Shared Adapter Test Suite pattern Hexagonal Architecture One test suite written against a port and run against every implementation including the in-memory fake, so the fake cannot promise behaviour the real adapter does not deliver.
Hexagonal Architecture in Practice Ports and Adapters pattern Hexagonal Architecture The application defines ports; adapters implement them — so the same core is driven by HTTP, a queue, or a test with no changes.
Port and Adapter pattern Hexagonal Architecture An interface defined by the application expressing what it needs, paired with an implementation that connects it to a specific technology.