pythonasyncioapiasyncfastapiframeworkjsonjson-schemaopenapiopenapi3pydanticpython-typespython3redocreststarletteswaggerswagger-uiuvicornweb
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111 lines
3.0 KiB
111 lines
3.0 KiB
import uuid
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import pytest
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from fastapi import FastAPI
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from fastapi.testclient import TestClient
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from pydantic import BaseModel
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from .utils import needs_pydanticv1, needs_pydanticv2
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class MyUuid:
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def __init__(self, uuid_string: str):
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self.uuid = uuid_string
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def __str__(self):
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return self.uuid
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@property # type: ignore
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def __class__(self):
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return uuid.UUID
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@property
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def __dict__(self):
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"""Spoof a missing __dict__ by raising TypeError, this is how
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asyncpg.pgroto.pgproto.UUID behaves"""
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raise TypeError("vars() argument must have __dict__ attribute")
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@needs_pydanticv2
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def test_pydanticv2():
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from pydantic import field_serializer
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app = FastAPI()
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@app.get("/fast_uuid")
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def return_fast_uuid():
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asyncpg_uuid = MyUuid("a10ff360-3b1e-4984-a26f-d3ab460bdb51")
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assert isinstance(asyncpg_uuid, uuid.UUID)
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assert type(asyncpg_uuid) is not uuid.UUID
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with pytest.raises(TypeError):
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vars(asyncpg_uuid)
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return {"fast_uuid": asyncpg_uuid}
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class SomeCustomClass(BaseModel):
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model_config = {"arbitrary_types_allowed": True}
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a_uuid: MyUuid
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@field_serializer("a_uuid")
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def serialize_a_uuid(self, v):
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return str(v)
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@app.get("/get_custom_class")
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def return_some_user():
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# Test that the fix also works for custom pydantic classes
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return SomeCustomClass(a_uuid=MyUuid("b8799909-f914-42de-91bc-95c819218d01"))
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client = TestClient(app)
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with client:
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response_simple = client.get("/fast_uuid")
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response_pydantic = client.get("/get_custom_class")
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assert response_simple.json() == {
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"fast_uuid": "a10ff360-3b1e-4984-a26f-d3ab460bdb51"
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}
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assert response_pydantic.json() == {
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"a_uuid": "b8799909-f914-42de-91bc-95c819218d01"
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}
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# TODO: remove when deprecating Pydantic v1
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@needs_pydanticv1
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def test_pydanticv1():
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app = FastAPI()
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@app.get("/fast_uuid")
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def return_fast_uuid():
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asyncpg_uuid = MyUuid("a10ff360-3b1e-4984-a26f-d3ab460bdb51")
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assert isinstance(asyncpg_uuid, uuid.UUID)
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assert type(asyncpg_uuid) is not uuid.UUID
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with pytest.raises(TypeError):
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vars(asyncpg_uuid)
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return {"fast_uuid": asyncpg_uuid}
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class SomeCustomClass(BaseModel):
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class Config:
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arbitrary_types_allowed = True
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json_encoders = {uuid.UUID: str}
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a_uuid: MyUuid
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@app.get("/get_custom_class")
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def return_some_user():
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# Test that the fix also works for custom pydantic classes
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return SomeCustomClass(a_uuid=MyUuid("b8799909-f914-42de-91bc-95c819218d01"))
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client = TestClient(app)
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with client:
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response_simple = client.get("/fast_uuid")
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response_pydantic = client.get("/get_custom_class")
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assert response_simple.json() == {
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"fast_uuid": "a10ff360-3b1e-4984-a26f-d3ab460bdb51"
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}
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assert response_pydantic.json() == {
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"a_uuid": "b8799909-f914-42de-91bc-95c819218d01"
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}
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