Behat

Behat is an open source and free testing framework based on a notion of behavior-driven development (BDD). The great benefit of the BDD frameworks, including Behat, is that a significant portion of the functional documentation gets poured into the actual user stories we end up testing. That is, to some extent, the documentation itself becomes a test.

Setting up Behat

Much like PHPUnit, Behat can be installed as a tool and library. The tool version being the .phar archive, we can download it from the official GitHub repository, where the library version comes packed as a Composer package.

Assuming that we are using the Ubuntu 16.10 (Yakkety Yak) installation, installing the Behat as a tool is easy through the following commands:

wget https://github.com/Behat/Behat/releases/download/v3.3.0/behat.phar
chmod +x behat.phar
sudo mv behat.phar /usr/local/bin/behat
behat --version

This should give us the following output:

Installing Behat as a library is as easy as running the following console...