rspec/rspec-expectations — pull request #141 by docwhat (2012-04-20 03:38:20+00:00)
Title: Test for function_returning_nil.should have(x).items

`nil.should have(8).items` returns the expected output:
expected 8, got 0

You should get the same if you call it on a function that
returns `nil`. However, you get `undefined method .items`.