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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, # Integer
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.should.real?
end
end
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