require_relative '../../spec_helper' require_relative 'fixtures/classes' describe "Numeric#real" do before :each do @numbers = [ 20, # Integer 398.72, # Float Rational(3, 4), # Rational bignum_value, # Bignum infinity_value, nan_value ].map{ |n| [n, -n] }.flatten end it "returns self" do @numbers.each do |number| if number.to_f.nan? number.real.nan?.should be_true else number.real.should == number end end end it "raises an ArgumentError if given any arguments" do @numbers.each do |number| -> { number.real(number) }.should raise_error(ArgumentError) end end end describe "Numeric#real?" do it "returns true" do NumericSpecs::Subclass.new.real?.should == true end end