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

ruby_version_is "1.9" do
  describe "Complex#-@" do
    it "sends #-@ to the real and imaginary parts and returns a Complex with the resulting respective parts" do
      real = mock_numeric('real')
      imag = mock_numeric('imag')
      real.should_receive(:-@).and_return(-1)
      imag.should_receive(:-@).and_return(-2)
      Complex(real, imag).send(:-@).should == Complex(-1, -2)
    end
  end
end