describe "Numeric Timer methods" do

  it "should have a #millisecond(s) method" do
    0.milliseconds.should == 0
    500.millisecond.should == 0.5
    1000.milliseconds.should == 1
    2000.milliseconds.should == 2.0
  end

  it "should have an #in_milliseconds method" do
    0.milliseconds.in_milliseconds.should == 0
    500.millisecond.in_milliseconds.should == 500
    2000.milliseconds.in_milliseconds.should == 2000
  end

  it "should have a #second(s) method" do
    0.seconds.should == 0
    1.second.should == 1
    2.seconds.should == 2
  end

  it "should have an #in_seconds method" do
    0.seconds.in_seconds.should == 0
    1.second.in_seconds.should == 1
    2.seconds.in_seconds.should == 2
  end

  it "should have a #minute(s) method" do
    0.minutes.should == 0
    1.minute.should == 60.seconds
    2.minutes.should == 120.seconds
  end

  it "should have an #in_minutes method" do
    0.minutes.in_minutes.should == 0
    1.minute.in_minutes.should == 1
    2.minutes.in_minutes.should == 2
  end

  it "should have a #hour(s) method" do
    0.hours.should == 0
    1.hour.should == 60.minutes
    2.hours.should == 120.minutes
  end

  it "should have an #in_hours method" do
    0.hours.in_hours.should == 0
    1.hour.in_hours.should == 1
    2.hours.in_hours.should == 2
  end

  it "should have a #day(s) method" do
    0.days.should == 0
    1.day.should == 24.hours
    2.days.should == 48.hour
  end

  it "should have an #in_days method" do
    0.days.in_days.should == 0
    1.day.in_days.should == 1
    2.days.in_days.should == 2
  end

  it "should have a #week(s) method" do
    0.weeks.should == 0
    1.week.should == 7.days
    2.weeks.should == 14.days
  end

  it "should have an #in_weeks method" do
    0.weeks.in_weeks.should == 0
    1.week.in_weeks.should == 1
    2.weeks.in_weeks.should == 2
  end

  it "should have a #month(s) method" do
    0.months.should == 0
    1.month.should == 30.days
    2.months.should == 60.days
  end

  it "should have an #in_months method" do
    0.months.in_months.should == 0
    1.month.in_months.should == 1
    2.months.in_months.should == 2
  end

  it "should have a #year(s) method" do
    0.years.should == 0
    1.year.should == 365.days
    2.years.should == 730.days
  end

  it "should have an #in_years method" do
    0.years.in_years.should == 0
    1.year.in_years.should == 1
    2.years.in_years.should == 2
  end

  describe "Numeric" do
    it "should have a #later method" do
      @later = nil
      0.9.seconds.later do
        @later = true
      end
      wait 1 {
        @later.should == true
      }
    end

    it "should have a #every method" do
      @every = 0
      @stop_me = 480.milliseconds.every do
        @every += 1
      end
      wait 1 {
        @every.should == 2
        @stop_me.invalidate
      }
    end
  end

  describe "NSTimer" do

    it "should have a #later method" do
      @later = nil
      NSTimer.after(0.9.seconds) do
        @later = true
      end
      wait 1 {
        @later.should == true
      }
    end

    it "should have a #every method" do
      @every = 0
      @stop_me = NSTimer.every(480.milliseconds) do
        @every += 1
      end
      wait 1 {
        @every.should == 2
        @stop_me.invalidate
      }
    end

  end

end