lib/active_support/testing/assertions.rb in activesupport-4.1.16 vs lib/active_support/testing/assertions.rb in activesupport-4.2.0.beta1

@@ -7,10 +7,10 @@
       # +nil+ or +false+. "Truthy" means "considered true in a conditional"
       # like <tt>if foo</tt>.
       #
       #   assert_not nil    # => true
       #   assert_not false  # => true
-      #   assert_not 'foo'  # => 'foo' is not nil or false
+      #   assert_not 'foo'  # => Expected "foo" to be nil or false
       #
       # An error message can be specified.
       #
       #   assert_not foo, 'foo should be false'
       def assert_not(object, message = nil)