require_relative '../../spec_helper' require 'bigdecimal' describe "BigDecimal#log" do it "handles high-precision Rational arguments" do result = BigDecimal('0.22314354220170971436137296411949880462556361100856391620766259404746040597133837784E0') r = Rational(1_234_567_890, 987_654_321) BigMath.log(r, 50).should == result end end