Mike Naberenzy has
posted about some improvements that were made to the
PHPUnit testing software lately (
support for TestNG-style groupings) and how, with a few of his own suggestions it was made a bit more flexible.
At my company, we typically organize our test case classes into high-level groups such as unit and functional. Method-level group annotations are inconvenient for us because we'd need to annotate every method of every test case class.
He
includes an example of their use - commenting a testing class and running it through the phpunit command line tool with a call to the testing group's name.
Mike Naberenzys Blog: Better PHPUnit Group Annotations - Read More... 
