lib/matchers/validations/inclusion_of.rb in mongoid-rspec-1.13.0 vs lib/matchers/validations/inclusion_of.rb in mongoid-rspec-2.0.0.rc1

@@ -5,10 +5,10 @@
         def initialize(name)
           super(name, :inclusion)
         end
 
         def to_allow(*values)
-          @allowed_values = values.map(&:to_a).flatten
+          @allowed_values = values.map { |v| v.respond_to?(:to_a) ? v.to_a : v }.flatten
           self
         end
 
         def matches?(actual)
           return false unless result = super(actual)
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