File: yield_spec.rb

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require File.expand_path('../../../../spec_helper', __FILE__)

ruby_version_is "1.9" do
  describe "Enumerator::Yielder#yield" do
    it "yields the value to the block" do
      ary = []
      y = Enumerator::Yielder.new {|x| ary << x}
      y.yield 1
      
      ary.should == [1]
    end
    
    it "returns the result of the block for the given value" do
      y = Enumerator::Yielder.new {|x| x + 1}
      y.yield(1).should == 2
    end
  end
end