test/unitwise/functional_test.rb in unitwise-0.6.0 vs test/unitwise/functional_test.rb in unitwise-0.6.1

@@ -3,13 +3,14 @@
 describe Unitwise::Functional do
   subject { Unitwise::Functional }
   %w{cel degf hpX hpC tan100 ph ld ln lg 2lg}.each do |function|
     describe function do
       it 'should convert back and forth' do
-        number = rand.round(5)
+        number = rand(1000) / 1000.0
         there = subject.send "to_#{function}", number
         back_again = subject.send "from_#{function}", there
-        back_again.round(5).must_equal number
+        rounded_result = (back_again * 1000).round / 1000.0
+        rounded_result.must_equal number
       end
     end
   end
 
 end