Interact with FastAPI TestClient using requests

test_docs.py

from app.main import app
from app.db import engine, get_session

from fastapi.testclient import TestClient
import pytest
import requests
import sqlmodel
import sqlmodel.pool


@pytest.fixture(name="session")
def session_fixture():
    engine = sqlmodel.create_engine(
        "sqlite://",
        connect_args={"check_same_thread": False},
        poolclass=sqlmodel.pool.StaticPool,
    )
    sqlmodel.SQLModel.metadata.create_all(engine)
    with sqlmodel.Session(engine) as session:
        yield session


@pytest.fixture(name="client")
def client_fixture(session: sqlmodel.Session):
    def get_session_override():
        yield session

    app.dependency_overrides[get_session] = get_session_override
    client = TestClient(app)
    requests.get = client.get  # This is the line that matters
    yield client
    app.dependency_overrides.clear()


def test_index(client):
    response = requests.get("/docs")
    assert response.status_code == 200