ember-cli/ember-cli — pull request #2840 by Mawaheb (2014-12-28 18:47:35+00:00)
Title: - using 'expect' vs. assert.

This is my first attempt to contribute to ember-cli, I simple changed some for 'assert', to 'expect', ass this issue mentions:
https://github.com/ember-cli/ember-cli/issues/2797#issuecomment-68212090

again, this is my first time contributing to ember-cli, So, Any tips, hints/advice is highly welcome.