LGTM - except that either the get_store_credential should throw the exception or at least print the error message to warn the user that he/she haven't set the environment variables correctly. At the moment it become little difficult to find the the reason for test failing.
LGTM - except that either the get_store_ credential should throw the exception or at least print the error message to warn the user that he/she haven't set the environment variables correctly. At the moment it become little difficult to find the the reason for test failing.