public void EnumerateUnitsForMass(SiSystem subject)
 {
     subject.GetUnits(Dimensions.Mass).Should().BeEquivalentTo(
         Units.Grams, Units.Kilograms);
 }
 public void EnumerateUnitsForTime(SiSystem subject)
 {
     subject.GetUnits(Dimensions.Time).Should().BeEquivalentTo(
         Units.Days, Units.Hours, Units.Minutes, Units.Seconds);
 }
 public void EnumerateUnitsForLength(SiSystem subject)
 {
     subject.GetUnits(Dimensions.Length).Should().BeEquivalentTo(
         Units.Millimeters, Units.Centimeters, Units.Meters, Units.Kilometers);
 }