✨ Add docs and tests for Python 3.9 and Python 3.10 (#3712)

Co-authored-by: Thomas Grainger <tagrain@gmail.com>

tests/test_tutorial/test_body_nested_models/test_tutorial009_py39.py

@@ -0,0 +1,113 @@
+import pytest
+from fastapi.testclient import TestClient
+
+from ...utils import needs_py39
+
+openapi_schema = {
+    "openapi": "3.0.2",
+    "info": {"title": "FastAPI", "version": "0.1.0"},
+    "paths": {
+        "/index-weights/": {
+            "post": {
+                "responses": {
+                    "200": {
+                        "description": "Successful Response",
+                        "content": {"application/json": {"schema": {}}},
+                    },
+                    "422": {
+                        "description": "Validation Error",
+                        "content": {
+                            "application/json": {
+                                "schema": {
+                                    "$ref": "#/components/schemas/HTTPValidationError"
+                                }
+                            }
+                        },
+                    },
+                },
+                "summary": "Create Index Weights",
+                "operationId": "create_index_weights_index_weights__post",
+                "requestBody": {
+                    "content": {
+                        "application/json": {
+                            "schema": {
+                                "title": "Weights",
+                                "type": "object",
+                                "additionalProperties": {"type": "number"},
+                            }
+                        }
+                    },
+                    "required": True,
+                },
+            }
+        }
+    },
+    "components": {
+        "schemas": {
+            "ValidationError": {
+                "title": "ValidationError",
+                "required": ["loc", "msg", "type"],
+                "type": "object",
+                "properties": {
+                    "loc": {
+                        "title": "Location",
+                        "type": "array",
+                        "items": {"type": "string"},
+                    },
+                    "msg": {"title": "Message", "type": "string"},
+                    "type": {"title": "Error Type", "type": "string"},
+                },
+            },
+            "HTTPValidationError": {
+                "title": "HTTPValidationError",
+                "type": "object",
+                "properties": {
+                    "detail": {
+                        "title": "Detail",
+                        "type": "array",
+                        "items": {"$ref": "#/components/schemas/ValidationError"},
+                    }
+                },
+            },
+        }
+    },
+}
+
+
+@pytest.fixture(name="client")
+def get_client():
+    from docs_src.body_nested_models.tutorial009_py39 import app
+
+    client = TestClient(app)
+    return client
+
+
+@needs_py39
+def test_openapi_schema(client: TestClient):
+    response = client.get("/openapi.json")
+    assert response.status_code == 200, response.text
+    assert response.json() == openapi_schema
+
+
+@needs_py39
+def test_post_body(client: TestClient):
+    data = {"2": 2.2, "3": 3.3}
+    response = client.post("/index-weights/", json=data)
+    assert response.status_code == 200, response.text
+    assert response.json() == data
+
+
+@needs_py39
+def test_post_invalid_body(client: TestClient):
+    data = {"foo": 2.2, "3": 3.3}
+    response = client.post("/index-weights/", json=data)
+    assert response.status_code == 422, response.text
+    assert response.json() == {
+        "detail": [
+            {
+                "loc": ["body", "__key__"],
+                "msg": "value is not a valid integer",
+                "type": "type_error.integer",
+            }
+        ]
+    }