Dri_codesessions_tdd is a project mainly written in PHP, it's free.
Talk about test driven development at DRI Code Sessions
This is a presentation containing an introduction to Test Driven Development focused on PHP. Contains code samples that with tests using the PHPUnit framework.
I'm in no way a TDD expert. Creating this talk allowed me to learn more about TDD and Unit Testing and to share this knowledge with everyone present at the talk.
This presentation is licensed under the Creative Commons License.