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require_relative '../../spec_helper'
require 'bigdecimal'
describe "BigDecimal#zero?" do
it "returns true if self does equal zero" do
really_small_zero = BigDecimal("0E-200000000")
really_big_zero = BigDecimal("0E200000000000")
really_small_zero.should.zero?
really_big_zero.should.zero?
BigDecimal("0.000000000000000000000000").should.zero?
BigDecimal("0").should.zero?
BigDecimal("0E0").should.zero?
BigDecimal("+0").should.zero?
BigDecimal("-0").should.zero?
end
it "returns false otherwise" do
BigDecimal("0000000001").should_not.zero?
BigDecimal("2E40001").should_not.zero?
BigDecimal("3E-20001").should_not.zero?
BigDecimal("Infinity").should_not.zero?
BigDecimal("-Infinity").should_not.zero?
BigDecimal("NaN").should_not.zero?
end
end
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