Wolff comes with unit testing in mind, that's why it's extremely easy to test it out of the box.
The tests use PHPUnit, so you must have it installed for running them.
Open your terminal, move to your Wolff project folder and run the following command with high privileges:
High privileges is usually refered as
sudo in most systems (sudo vendor/bin/phpunit).
Running the command with high privileges is required since some files will be created during the testing process.
The following elements of Wolff are not present in the tests (due to its nature):