First install phpunit.phar locally:
$ brew update Updated Homebrew from b1001942 to 3a44ae38. ... $ brew install phpunit ==> Installing phpunit from homebrew/homebrew-php ==> Downloading https://phar.phpunit.de/phpunit-4.3.4.phar ######################################################################## 100,0% 🍺 /usr/local/Cellar/phpunit/4.3.4: 3 files, 3,2M, built in 3 seconds
Then right-click on the External Libraries entry in the Project pane and choose Configure PHP include paths…
Then add an include path to the folder where phpunit.phar is installed:
And finally you get all completions: