require_relative '../../spec_helper' require_relative 'shared/mult' require 'bigdecimal' describe "BigDecimal#mult" do it_behaves_like :bigdecimal_mult, :mult, [10] end describe "BigDecimal#mult" do before :each do @one = BigDecimal "1" @e3_minus = BigDecimal "3E-20001" @e = BigDecimal "1.00000000000000000000123456789" @tolerance = @e.sub @one, 1000 @tolerance2 = BigDecimal "30001E-20005" end it "multiply self with other with (optional) precision" do @e.mult(@one, 1).should be_close(@one, @tolerance) @e3_minus.mult(@one, 1).should be_close(0, @tolerance2) end end