from fastapi.testclient import TestClient from docs_src.dataclasses.tutorial001 import app client = TestClient(app) openapi_schema = { "openapi": "3.0.2", "info": {"title": "FastAPI", "version": "0.1.0"}, "paths": { "/items/": { "post": { "summary": "Create Item", "operationId": "create_item_items__post", "requestBody": { "content": { "application/json": { "schema": {"$ref": "#/components/schemas/Item"} } }, "required": True, }, "responses": { "200": { "description": "Successful Response", "content": {"application/json": {"schema": {}}}, }, "422": { "description": "Validation Error", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/HTTPValidationError" } } }, }, }, } } }, "components": { "schemas": { "HTTPValidationError": { "title": "HTTPValidationError", "type": "object", "properties": { "detail": { "title": "Detail", "type": "array", "items": {"$ref": "#/components/schemas/ValidationError"}, } }, }, "Item": { "title": "Item", "required": ["name", "price"], "type": "object", "properties": { "name": {"title": "Name", "type": "string"}, "price": {"title": "Price", "type": "number"}, "description": {"title": "Description", "type": "string"}, "tax": {"title": "Tax", "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"}, }, }, } }, } def test_openapi_schema(): response = client.get("/openapi.json") assert response.status_code == 200 assert response.json() == openapi_schema def test_post_item(): response = client.post("/items/", json={"name": "Foo", "price": 3}) assert response.status_code == 200 assert response.json() == { "name": "Foo", "price": 3, "description": None, "tax": None, } def test_post_invalid_item(): response = client.post("/items/", json={"name": "Foo", "price": "invalid price"}) assert response.status_code == 422 assert response.json() == { "detail": [ { "loc": ["body", "price"], "msg": "value is not a valid float", "type": "type_error.float", } ] }