rails/rails — pull request #12157 by robin850 (2013-09-07 10:09:16+00:00)
Title: Use MiniTest::Unit::TestCase instead of Minitest::Test  [ci skip]

Hello,

Since Rails 4.0.x is depending on Minitest 4.x, the constant won't be available so the gist won't run.

Have a nice day.