a.yaml

openapi: "3.0.0"
info:
  version: 1.0.0
  title: Test
servers:
  - url: http://localhost/
paths:
  /test1:
    post:
      requestBody:
        content:
          application/json:
            schema:
              $ref: "#/components/schemas/Test1"
      responses:
        "200":
          description: test
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/Test1"
  /test2:
    post:
      requestBody:
        content:
          application/json:
            schema:
              $ref: "#/components/schemas/Test2"
      responses:
        "200":
          description: test
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/Test2"
  /test3:
    post:
      requestBody:
        content:
          application/json:
            schema:
              $ref: "#/components/schemas/Test3"
      responses:
        "200":
          description: test
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/Test3"
  /test4:
    post:
      requestBody:
        content:
          application/json:
            schema:
              $ref: "#/components/schemas/Test4"
      responses:
        "200":
          description: test
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/Test4"
  /test5:
    post:
      requestBody:
        content:
          application/json:
            schema:
              $ref: "#/components/schemas/Test5"
      responses:
        "200":
          description: test
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/Test5"
components:
  schemas:
    Test1:
      multipleOf: 1
      minLength: 1
      minItems: 1
    Test2:
      multipleOf: 1
      minLength: 1
      minItems: 1
    Test3:
      anyOf:
        - type: number
          multipleOf: 1
        - type: array
          minItems: 1
        - type: string
          minLength: 1
        - type: object
    Test4:
      anyOf:
        - type: number
          multipleOf: 1
        - type: array
          minItems: 1
        - type: string
          minLength: 1
        - type: object
    Test5:
      anyOf:
        - type: number
          multipleOf: 1
        - type: array
          minItems: 1
        - type: object
        - minLength: 1