diff options
Diffstat (limited to 'spec/ruby/shared/rational/round.rb')
-rw-r--r-- | spec/ruby/shared/rational/round.rb | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/spec/ruby/shared/rational/round.rb b/spec/ruby/shared/rational/round.rb index 8874daceea..c7a4cc6d07 100644 --- a/spec/ruby/shared/rational/round.rb +++ b/spec/ruby/shared/rational/round.rb @@ -68,4 +68,29 @@ describe :rational_round, shared: true do Rational(3, 2).round(2_097_171).should == Rational(3, 2) end end + + ruby_version_is "2.4" do + describe "with half option" do + it "returns an Integer when precision is not passed" do + Rational(10, 4).round(half: :up).should == 3 + Rational(10, 4).round(half: :down).should == 2 + Rational(10, 4).round(half: :even).should == 2 + Rational(-10, 4).round(half: :up).should == -3 + Rational(-10, 4).round(half: :down).should == -2 + Rational(-10, 4).round(half: :even).should == -2 + end + + it "returns a Rational when the precision is greater than 0" do + Rational(25, 100).round(1, half: :up).should == Rational(3, 10) + Rational(25, 100).round(1, half: :down).should == Rational(1, 5) + Rational(25, 100).round(1, half: :even).should == Rational(1, 5) + Rational(35, 100).round(1, half: :up).should == Rational(2, 5) + Rational(35, 100).round(1, half: :down).should == Rational(3, 10) + Rational(35, 100).round(1, half: :even).should == Rational(2, 5) + Rational(-25, 100).round(1, half: :up).should == Rational(-3, 10) + Rational(-25, 100).round(1, half: :down).should == Rational(-1, 5) + Rational(-25, 100).round(1, half: :even).should == Rational(-1, 5) + end + end + end end |