code: def test_openapi_schema():
      response = client.get("/openapi.json")
      assert response.status_code == status.HTTP_200_OK
      actual_schema = response.json()
      assert actual_schema == {
          "components": {
              "schemas": {
                  "HTTPValidationError": {
                      "properties": {
                          "detail": {
                              "items": {
                                  "$ref": "#/components/schemas/ValidationError"
                              },
                              "title": "Detail",
                              "type": "array",
                          }
                      },
                      "title": "HTTPValidationError",
                      "type": "object",
                  },
                  "ValidationError": {
                      "properties": {
                          "loc": {
                              "items": {
                                  "anyOf": [
                                      {"type": "string"},
                                      {"type": "integer"},
                                  ]
                              },
                              "title": "Location",
                              "type": "array",
                          },
                          "msg": {"title": "Message", "type": "string"},
                          "type": {
                              "title": "Error Type",
                              "type": "string",
                          },
                      },
                      "required": ["loc", "msg", "type"],
                      "title": "ValidationError",
                      "type": "object",
                  },
              }
          },
          "info": {"title": "FastAPI", "version": "0.1.0"},
          "openapi": "3.1.0",
          "paths": {
              "/{repeated_alias}": {
                  "get": {
                      "operationId": "get_parameters_with_repeated_aliases__repeated_alias__get",
                      "parameters": [
                          {
                              "in": "path",
                              "name": "repeated_alias",
                              "required": True,
                              "schema": {
                                  "title": "Repeated Alias",
                                  "type": "string",
                              },
                          },
                          {
                              "in": "query",
                              "name": "repeated_alias",
                              "required": True,
                              "schema": {
                                  "title": "Repeated Alias",
                                  "type": "string",
                              },
                          },
                      ],
                      "responses": {
                          "200": {
                              "content": {
                                  "application/json": {"schema": {}}
                              },
                              "description": "Successful Response",
                          },
                          "422": {
                              "content": {
                                  "application/json": {
                                      "schema": {
                                          "$ref": "#/components/schemas/HTTPValidationError"
                                      }
                                  }
                              },
                              "description": "Validation Error",
                          },
                      },
                      "summary": "Get Parameters With Repeated Aliases",
                  }
              }
          },
      }
  
imports: from fastapi import FastAPI, Path, Query, status
  from fastapi.testclient import TestClient
label_desc: Use image node_id 3 for calling a global function with example usage: test_openapi_schema() without return types