public void GetUnit_Then_ResultBaseUnitNotationShouldBeExpected(string unit, string expected)
        {
            var testee = new UnitSystem();

            testee.InitializeUnitSystemWithDefaults();

            var result = testee.GetUnit(unit, ParseSettings.DefaultInvariantCulture).Value;

            result.BaseUnit.GetNotation().Should().Be(expected);
        }