openapi: 3.0.3
info:
  title: openapi 3.0.3 sample spec
  description: sample spec for testing openapi functionality, built from json schema
    tests for draft6
  version: 0.0.1
paths: {}
components:
  schemas:
    FooRequired:
      properties:
        foo: {}
      required:
        - foo
    FooOptional:
      properties:
        foo: {}