#166207237 - Remove unnecessary signup calls

[kihuha]

What does this PR do?

Removes calls to the signup endpoint in all the tests

Description of the task to be completed

Create a user directly by invoking the user object creation method

How should this be manually tested?

• Setup the following environmental variables in a .env file

DATABASE_URL=<database_url>
export DJANGO_SETTINGS_MODULE=authors.settings
export SECRET_KEY=<>
export FROM_EMAIL=<valid email>
export URL=<localhost>
export AH_HOST=<localhost>
export DOMAIN=<localhost>

• Clone the repo and navigate to the root directory
• Create a virtual environment by typing virtualenv venv and activate it
• Install requirements by typing pip install -r dev-requirements.txt
• Setup a database and define the DATABASE_URL in a .env file. Export the configuration variable
• Run the tests by typing python manage.py test

Relevant PT stories

https://www.pivotaltracker.com/story/show/166207237

[kirega]

Nice job refactoring the tests to help out with performance.