Add unit tests (#133)

* Add initial test & add pipeline

* Add very basic YAML config tests

* Add coverage reporting

* Add some webserver & template loading tests

* Add test cases for the helpers

* Implement initial OIDC server tests

* Test codestore & discovery checker

* Test basics of the config flow

* Add test for the HA auth provider

* Cleaned up tests & test injection

custom_components/auth_oidc/endpoints/finish.py

@@ -40,7 +40,7 @@ class OIDCFinishView(HomeAssistantView):
             return web.Response(text="No code received", status=500)
 
         # Return redirect to the main page for sign in with a cookie
-        return web.HTTPFound(
+        raise web.HTTPFound(
             location="/?storeToken=true",
             headers={
                 # Set a cookie to enable autologin on only the specific path used