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test_computed_fields.py
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77 lines (65 loc) · 2.21 KB
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import pytest
from fastapi import FastAPI
from fastapi.testclient import TestClient
from .utils import needs_pydanticv2
@pytest.fixture(name="client")
def get_client():
app = FastAPI()
from pydantic import BaseModel, computed_field
class Rectangle(BaseModel):
width: int
length: int
@computed_field
@property
def area(self) -> int:
return self.width * self.length
@app.get("/")
def read_root() -> Rectangle:
return Rectangle(width=3, length=4)
client = TestClient(app)
return client
@needs_pydanticv2
def test_get(client: TestClient):
response = client.get("/")
assert response.status_code == 200, response.text
assert response.json() == {"width": 3, "length": 4, "area": 12}
@needs_pydanticv2
def test_openapi_schema(client: TestClient):
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": {
"/": {
"get": {
"summary": "Read Root",
"operationId": "read_root__get",
"responses": {
"200": {
"description": "Successful Response",
"content": {
"application/json": {
"schema": {"$ref": "#/components/schemas/Rectangle"}
}
},
}
},
}
}
},
"components": {
"schemas": {
"Rectangle": {
"properties": {
"width": {"type": "integer", "title": "Width"},
"length": {"type": "integer", "title": "Length"},
"area": {"type": "integer", "title": "Area", "readOnly": True},
},
"type": "object",
"required": ["width", "length", "area"],
"title": "Rectangle",
}
}
},
}