GH-5: Simplify the testing of clients with all backends

tests/test_oauth2_middleware.py

@@ -1,55 +1,15 @@
-import importlib
-import os
-
 import pytest
-import social_core.backends as backends
-from fastapi import APIRouter
 from fastapi import FastAPI
 from httpx import AsyncClient
 from social_core.backends.github import GithubOAuth2
-from social_core.backends.oauth import BaseOAuth2
-from starlette.requests import Request
 
 from fastapi_oauth2.client import OAuth2Client
-from fastapi_oauth2.config import OAuth2Config
-from fastapi_oauth2.middleware import OAuth2Backend
+from fastapi_oauth2.core import OAuth2Core
 from fastapi_oauth2.middleware import OAuth2Middleware
 from fastapi_oauth2.router import router as oauth2_router
 
 app = FastAPI()
-router = APIRouter()
-
-
-@router.get("/test_backends")
-async def _backends(request: Request):
-    responses = []
-    for module in os.listdir(backends.__path__[0]):
-        try:
-            module_instance = importlib.import_module("social_core.backends.%s" % module[:-3])
-            backend_implementations = [
-                attr for attr in module_instance.__dict__.values()
-                if type(attr) is type and all([
-                    issubclass(attr, BaseOAuth2),
-                    attr is not BaseOAuth2,
-                ])
-            ]
-            for backend_cls in backend_implementations:
-                backend = OAuth2Backend(OAuth2Config(
-                    clients=[
-                        OAuth2Client(
-                            backend=backend_cls,
-                            client_id="test_client_id",
-                            client_secret="test_client_secret",
-                        )
-                    ]
-                ))
-                responses.append(await backend.authenticate(request))
-        except ImportError:
-            continue
-    return responses
 
-
-app.include_router(router)
 app.include_router(oauth2_router)
 app.add_middleware(OAuth2Middleware, config={
     "allow_http": True,
@@ -71,6 +31,13 @@ async def test_auth_redirect():
 
 
 @pytest.mark.anyio
-async def test_backends():
-    async with AsyncClient(app=app, base_url="http://test") as client:
-        assert all((await client.get("/test_backends")).json())
+async def test_core_init(backends):
+    for backend in backends:
+        try:
+            OAuth2Core(OAuth2Client(
+                backend=backend,
+                client_id="test_client_id",
+                client_secret="test_client_secret",
+            ))
+        except (NotImplementedError, Exception):
+            assert False