openapi: 3.0.1
info:
  title: Test API
  version: v1
paths:
  /test:
    parameters:
      - in: header
        name: X-Case
        required: true
        schema:
          type: string
    get:
      tags:
        - Test
      parameters:
        - in: header
          name: X-Case      
      responses:
        "200":
          description: Success
          headers:
            X-RateLimit-Limit:
              schema:
                type: integer
              description: Request limit per hour.
