require_relative '../../spec_helper' describe "Time#round" do before do @time = Time.utc(2010, 3, 30, 5, 43, "25.123456789".to_r) end it "defaults to rounding to 0 places" do @time.round.should == Time.utc(2010, 3, 30, 5, 43, 25.to_r) end it "rounds to 0 decimal places with an explicit argument" do @time.round(0).should == Time.utc(2010, 3, 30, 5, 43, 25.to_r) end it "rounds to 7 decimal places with an explicit argument" do @time.round(7).should == Time.utc(2010, 3, 30, 5, 43, "25.1234568".to_r) end it "returns an instance of Time, even if #round is called on a subclass" do subclass = Class.new(Time) instance = subclass.at(0) instance.class.should equal subclass instance.round.should be_an_instance_of(Time) end it "copies own timezone to the returning value" do @time.zone.should == @time.round.zone with_timezone "JST-9" do time = Time.at 0, 1 time.zone.should == time.round.zone end end end