it is a very simple to solve issue and very useful.
Need to patch pytest.ini file and add DATABASE_URL line there to make tests runnable
without passing extra environment variables like:

$ DATABASE_URL=postgresql://user:dbpass@pg/test pytest

to

$ pytest

Description

As of now, for POST /login and POST /signup, the request body needs to have a specific structure.
If that structure of request body is different from what is assumed in handling it, an exception is caused, which can cause entire server to halt, and other undesired effects.

Fix

This can be prevented by validating request body structure, and returning appropriate resp