Sync fastapi docs from b5ca1324 on 2025-12-07

tests/test_get_request_body.py

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+from fastapi import FastAPI
+from fastapi.testclient import TestClient
+from pydantic import BaseModel
+
+app = FastAPI()
+
+
+class Product(BaseModel):
+    name: str
+    description: str = None  # type: ignore
+    price: float
+
+
+@app.get("/product")
+async def create_item(product: Product):
+    return product
+
+
+client = TestClient(app)
+
+
+def test_get_with_body():
+    body = {"name": "Foo", "description": "Some description", "price": 5.5}
+    response = client.request("GET", "/product", json=body)
+    assert response.json() == body
+
+
+def test_openapi_schema():
+    response = client.get("/openapi.json")
+    assert response.status_code == 200, response.text
+    assert response.json() == {
+        "openapi": "3.1.0",
+        "info": {"title": "FastAPI", "version": "0.1.0"},
+        "paths": {
+            "/product": {
+                "get": {
+                    "summary": "Create Item",
+                    "operationId": "create_item_product_get",
+                    "requestBody": {
+                        "content": {
+                            "application/json": {
+                                "schema": {"$ref": "#/components/schemas/Product"}
+                            }
+                        },
+                        "required": True,
+                    },
+                    "responses": {
+                        "200": {
+                            "description": "Successful Response",
+                            "content": {"application/json": {"schema": {}}},
+                        },
+                        "422": {
+                            "description": "Validation Error",
+                            "content": {
+                                "application/json": {
+                                    "schema": {
+                                        "$ref": "#/components/schemas/HTTPValidationError"
+                                    }
+                                }
+                            },
+                        },
+                    },
+                }
+            }
+        },
+        "components": {
+            "schemas": {
+                "HTTPValidationError": {
+                    "title": "HTTPValidationError",
+                    "type": "object",
+                    "properties": {
+                        "detail": {
+                            "title": "Detail",
+                            "type": "array",
+                            "items": {"$ref": "#/components/schemas/ValidationError"},
+                        }
+                    },
+                },
+                "Product": {
+                    "title": "Product",
+                    "required": ["name", "price"],
+                    "type": "object",
+                    "properties": {
+                        "name": {"title": "Name", "type": "string"},
+                        "description": {"title": "Description", "type": "string"},
+                        "price": {"title": "Price", "type": "number"},
+                    },
+                },
+                "ValidationError": {
+                    "title": "ValidationError",
+                    "required": ["loc", "msg", "type"],
+                    "type": "object",
+                    "properties": {
+                        "loc": {
+                            "title": "Location",
+                            "type": "array",
+                            "items": {
+                                "anyOf": [{"type": "string"}, {"type": "integer"}]
+                            },
+                        },
+                        "msg": {"title": "Message", "type": "string"},
+                        "type": {"title": "Error Type", "type": "string"},
+                    },
+                },
+            }
+        },
+    }