public void TestPowers()
{
UnitOfMeasure m2 = sys.GetUOM(Unit.SQUARE_METRE);
UnitOfMeasure p2 = sys.CreatePowerUOM(UnitType.AREA, "m2^1", "m2^1", "square metres raised to power 1", m2, 1);
UnitOfMeasure p4 = sys.CreatePowerUOM(UnitType.UNCLASSIFIED, "m2^2", "m2^2", "square metres raised to power 2",
m2, 2);
double amount = 10;
Quantity q1 = new Quantity(amount, m2);
Quantity q3 = new Quantity(amount, p4);
Quantity q4 = q3.Divide(q1);
Assert.IsTrue(IsCloseTo(q4.Amount, 1, DELTA6));
Assert.IsTrue(q4.UOM.GetBaseUOM().Equals(m2));
Quantity q2 = q1.Convert(p2);
Assert.IsTrue(IsCloseTo(q2.Amount, amount, DELTA6));
Assert.IsTrue(q2.UOM.GetBaseUOM().Equals(m2));
// power method
UnitOfMeasure ft = sys.GetUOM(Unit.FOOT);
UnitOfMeasure ft2 = sys.GetUOM(Unit.SQUARE_FOOT);
q1 = new Quantity(10, ft);
q3 = q1.Power(2);
Assert.IsTrue(IsCloseTo(q3.Amount, 100, DELTA6));
Assert.IsTrue(q3.UOM.GetBaseSymbol().Equals(ft2.GetBaseSymbol()));
q4 = q3.Convert(sys.GetUOM(Unit.SQUARE_METRE));
Assert.IsTrue(IsCloseTo(q4.Amount, 9.290304, DELTA6));
q3 = q1.Power(1);
Assert.IsTrue(q3.Amount.Equals(q1.Amount));
Assert.IsTrue(q3.UOM.GetBaseSymbol().Equals(q1.UOM.GetBaseSymbol()));
q3 = q1.Power(0);
Assert.IsTrue(q3.Amount.Equals(1));
Assert.IsTrue(q3.UOM.GetBaseSymbol().Equals(sys.GetOne().GetBaseSymbol()));
q3 = q1.Power(-1);
Assert.IsTrue(q3.Amount.Equals(0.1));
Assert.IsTrue(q3.UOM.Equals(ft.Invert()));
q3 = q1.Power(-2);
Assert.IsTrue(q3.Amount.Equals(0.01));
Assert.IsTrue(q3.UOM.Equals(ft2.Invert()));
}
public void TestSIUnits()
{
sys.ClearCache();
UnitOfMeasure newton = sys.GetUOM(Unit.NEWTON);
UnitOfMeasure metre = sys.GetUOM(Unit.METRE);
UnitOfMeasure m2 = sys.GetUOM(Unit.SQUARE_METRE);
UnitOfMeasure cm = sys.GetUOM(Prefix.CENTI, metre);
UnitOfMeasure mps = sys.GetUOM(Unit.METRE_PER_SEC);
UnitOfMeasure joule = sys.GetUOM(Unit.JOULE);
UnitOfMeasure m3 = sys.GetUOM(Unit.CUBIC_METRE);
UnitOfMeasure farad = sys.GetUOM(Unit.FARAD);
UnitOfMeasure nm = sys.GetUOM(Unit.NEWTON_METRE);
UnitOfMeasure coulomb = sys.GetUOM(Unit.COULOMB);
UnitOfMeasure volt = sys.GetUOM(Unit.VOLT);
UnitOfMeasure watt = sys.GetUOM(Unit.WATT);
UnitOfMeasure cm2 = sys.CreateProductUOM(UnitType.AREA, "square centimetres", "cm" + (char)0xB2, "", cm, cm);
UnitOfMeasure cv = sys.CreateProductUOM(UnitType.ENERGY, "CxV", "C·V", "Coulomb times Volt", coulomb, volt);
UnitOfMeasure ws = sys.CreateProductUOM(UnitType.ENERGY, "Wxs", "W·s", "Watt times second", watt,
sys.GetSecond());
UnitOfMeasure ft3 = sys.GetUOM(Unit.CUBIC_FOOT);
UnitOfMeasure hz = sys.GetUOM(Unit.HERTZ);
double oneHundred = 100;
Assert.IsTrue(nm.GetBaseSymbol().Equals(joule.GetBaseSymbol()));
Assert.IsTrue(cv.GetBaseSymbol().Equals(joule.GetBaseSymbol()));
Assert.IsTrue(ws.GetBaseSymbol().Equals(joule.GetBaseSymbol()));
Quantity q1 = new Quantity(10, newton);
Quantity q2 = new Quantity(10, metre);
Quantity q3 = q1.Multiply(q2);
Assert.IsTrue(IsCloseTo(q3.Amount, oneHundred, DELTA6));
Assert.IsTrue(q3.UOM.GetBaseSymbol().Equals(nm.GetBaseSymbol()));
Assert.IsTrue(IsCloseTo(q3.UOM.ScalingFactor, 1, DELTA6));
Assert.IsTrue(IsCloseTo(q3.UOM.Offset, 0, DELTA6));
q3 = q3.Convert(joule);
Assert.IsTrue(IsCloseTo(q3.Amount, oneHundred, DELTA6));
Assert.IsTrue(q3.UOM.Equals(joule));
Assert.IsTrue(IsCloseTo(q3.UOM.ScalingFactor, 1, DELTA6));
q3 = q3.Convert(nm);
Assert.IsTrue(IsCloseTo(q3.Amount, oneHundred, DELTA6));
Assert.IsTrue(q3.UOM.Equals(nm));
Assert.IsTrue(IsCloseTo(q3.UOM.ScalingFactor, 1, DELTA6));
double bd1 = 10000;
q1 = new Quantity(oneHundred, cm);
q2 = q1.Convert(metre);
Assert.IsTrue(IsCloseTo(q2.Amount, 1, DELTA6));
Assert.IsTrue(q2.UOM.Enumeration.Equals(Unit.METRE));
Assert.IsTrue(IsCloseTo(q2.UOM.ScalingFactor, 1, DELTA6));
q2 = q2.Convert(cm);
Assert.IsTrue(IsCloseTo(q2.Amount, oneHundred, DELTA6));
Assert.IsTrue(IsCloseTo(q2.UOM.ScalingFactor, 0.01, DELTA6));
q2 = q1;
q3 = q1.Multiply(q2);
Assert.IsTrue(IsCloseTo(q3.Amount, 10000, DELTA6));
Assert.IsTrue(IsCloseTo(q3.UOM.ScalingFactor, 0.0001, DELTA6));
Assert.IsTrue(IsCloseTo(q3.UOM.Offset, 0, DELTA6));
Quantity q4 = q3.Convert(m2);
Assert.IsTrue(q4.UOM.Equals(m2));
Assert.IsTrue(IsCloseTo(q4.Amount, 1, DELTA6));
q3 = q3.Convert(m2);
Assert.IsTrue(IsCloseTo(q3.Amount, 1, DELTA6));
Assert.IsTrue(q3.UOM.Equals(m2));
Assert.IsTrue(IsCloseTo(q3.UOM.ScalingFactor, 1, DELTA6));
q3 = q3.Convert(cm2);
Assert.IsTrue(IsCloseTo(q3.Amount, bd1, DELTA6));
Assert.IsTrue(q3.UOM.Equals(cm2));
Assert.IsTrue(IsCloseTo(q3.UOM.ScalingFactor, 1, DELTA6));
// power
Quantity onem3 = new Quantity(1, m3);
String cm3sym = "cm" + (char)0xB3;
UnitOfMeasure cm3 = sys.CreatePowerUOM(UnitType.VOLUME, cm3sym, cm3sym, null, cm, 3);
Quantity megcm3 = new Quantity(1E+06, cm3);
Quantity qft3 = onem3.Convert(ft3);
Assert.IsTrue(IsCloseTo(qft3.Amount, 35.31466672148859, DELTA6));
Quantity qtym3 = qft3.Convert(m3);
Assert.IsTrue(IsCloseTo(qtym3.Amount, 1, DELTA6));
Quantity qm3 = megcm3.Convert(m3);
Assert.IsTrue(IsCloseTo(qm3.Amount, 1, DELTA6));
qm3 = qm3.Convert(cm3);
Assert.IsTrue(IsCloseTo(qm3.Amount, 1E+06, DELTA6));
Quantity qcm3 = onem3.Convert(cm3);
Assert.IsTrue(IsCloseTo(qcm3.Amount, 1E+06, DELTA6));
// inversions
UnitOfMeasure u = metre.Invert();
string sym = u.AbscissaUnit.Symbol;
string diop = sys.GetUOM(Unit.DIOPTER).Symbol;
Assert.IsFalse(sym.Equals(diop));
u = mps.Invert();
Assert.IsTrue(u.Symbol.Equals("s/m"));
UnitOfMeasure uom = sys.CreateQuotientUOM(UnitType.UNCLASSIFIED, "1/F", "1/F", "one over farad", sys.GetOne(),
farad);
Assert.IsTrue(uom.Symbol.Equals("1/F"));
// hz to radians per sec
q1 = new Quantity(10, sys.GetUOM(Unit.HERTZ));
q2 = q1.Convert(sys.GetUOM(Unit.RAD_PER_SEC));
double twentyPi = (double)20 * Math.PI;
Assert.IsTrue(IsCloseTo(q2.Amount, twentyPi, DELTA6));
q3 = q2.Convert(sys.GetUOM(Unit.HERTZ));
Assert.IsTrue(IsCloseTo(q3.Amount, 10, DELTA6));
// rpm to radians per second
q1 = new Quantity(10, sys.GetUOM(Unit.REV_PER_MIN));
q2 = q1.Convert(sys.GetUOM(Unit.RAD_PER_SEC));
Assert.IsTrue(IsCloseTo(q2.Amount, 1.04719755119, DELTA6));
q3 = q2.Convert(sys.GetUOM(Unit.REV_PER_MIN));
Assert.IsTrue(IsCloseTo(q3.Amount, 10, DELTA6));
q1 = new Quantity(10, hz);
q2 = new Quantity(1, sys.GetMinute());
q3 = q1.Multiply(q2).Convert(sys.GetOne());
Assert.IsTrue(IsCloseTo(q3.Amount, 600, DELTA6));
q1 = new Quantity(1, sys.GetUOM(Unit.ELECTRON_VOLT));
q2 = q1.Convert(sys.GetUOM(Unit.JOULE));
Assert.IsTrue(IsCloseTo(q2.Amount, 1.60217656535E-19, DELTA6));
}
public void TestSIQuantity()
{
double ten = 10;
UnitOfMeasure litre = sys.GetUOM(Unit.LITRE);
UnitOfMeasure m3 = sys.GetUOM(Unit.CUBIC_METRE);
UnitOfMeasure m2 = sys.GetUOM(Unit.SQUARE_METRE);
UnitOfMeasure m = sys.GetUOM(Unit.METRE);
UnitOfMeasure cm = sys.GetUOM(Prefix.CENTI, m);
UnitOfMeasure mps = sys.GetUOM(Unit.METRE_PER_SEC);
UnitOfMeasure secPerM = sys.CreateQuotientUOM(UnitType.UNCLASSIFIED, null, "s/m", null, sys.GetSecond(), m);
UnitOfMeasure oneOverM = sys.GetUOM(Unit.DIOPTER);
UnitOfMeasure fperm = sys.GetUOM(Unit.FARAD_PER_METRE);
UnitOfMeasure oneOverCm = sys.CreateScalarUOM(UnitType.UNCLASSIFIED, null, "1/cm", null);
oneOverCm.SetConversion(100, oneOverM);
Quantity q1 = new Quantity(ten, litre);
Quantity q2 = q1.Convert(m3);
Assert.IsTrue(IsCloseTo(q2.Amount, 0.01, DELTA6));
Assert.IsTrue(q2.UOM.Equals(m3));
q2 = q1.Convert(litre);
Assert.IsTrue(IsCloseTo(q2.Amount, ten, DELTA6));
Assert.IsTrue(q2.UOM.Equals(litre));
// Add
q1 = new Quantity(2, m);
q2 = new Quantity(2, cm);
Quantity q3 = q1.Add(q2);
Assert.IsTrue(IsCloseTo(q3.UOM.ScalingFactor, 1, DELTA6));
Assert.IsTrue(q3.UOM.AbscissaUnit.Equals(m));
Assert.IsTrue(IsCloseTo(q3.UOM.Offset, 0, DELTA6));
Assert.IsTrue(IsCloseTo(q3.Amount, 2.02, DELTA6));
Quantity q4 = q3.Convert(cm);
Assert.IsTrue(IsCloseTo(q4.Amount, 202, DELTA6));
Assert.IsTrue(q4.UOM.Equals(cm));
// Subtract
q3 = q3.Subtract(q1);
Assert.IsTrue(IsCloseTo(q3.UOM.ScalingFactor, 1, DELTA6));
Assert.IsTrue(q3.UOM.AbscissaUnit.Equals(m));
Assert.IsTrue(IsCloseTo(q3.Amount, 0.02, DELTA6));
q4 = q3.Convert(cm);
Assert.IsTrue(IsCloseTo(q4.Amount, 2, DELTA6));
Assert.IsTrue(q4.UOM.Equals(cm));
// Multiply
q3 = q1.Multiply(q2);
Assert.IsTrue(IsCloseTo(q3.Amount, 4, DELTA6));
UnitOfMeasure u = q3.UOM;
Assert.IsTrue(IsCloseTo(u.ScalingFactor, 0.01, DELTA6));
Assert.IsTrue(u.GetBaseSymbol().Equals(m2.GetBaseSymbol()));
q4 = q3.Divide(q3);
Assert.IsTrue(IsCloseTo(q4.Amount, 1, DELTA6));
Assert.IsTrue(q4.UOM.Equals(sys.GetOne()));
q4 = q3.Divide(q1);
Assert.IsTrue(q4.Equals(q2));
q4 = q3.Convert(m2);
Assert.IsTrue(IsCloseTo(q4.Amount, 0.04, DELTA6));
Assert.IsTrue(q4.UOM.Equals(m2));
// Divide
q3 = q3.Divide(q2);
Assert.IsTrue(IsCloseTo(q3.Amount, 2.0, DELTA6));
Assert.IsTrue(q3.UOM.Equals(m));
Assert.IsTrue(q3.Equals(q1));
q3 = q3.Convert(m);
Assert.IsTrue(IsCloseTo(q3.Amount, 2.0, DELTA6));
q1 = new Quantity(0, litre);
try
{
q2 = q1.Divide(q1);
Assert.Fail("Divide by zero)");
}
catch (Exception)
{
}
q1 = q3.Convert(cm).Divide(ten);
Assert.IsTrue(IsCloseTo(q1.Amount, 20, DELTA6));
// Invert
q1 = new Quantity(10, mps);
q2 = q1.Invert();
Assert.IsTrue(IsCloseTo(q2.Amount, 0.1, DELTA6));
Assert.IsTrue(q2.UOM.Equals(secPerM));
q2 = q2.Invert();
Assert.IsTrue(IsCloseTo(q2.Amount, 10, DELTA6));
Assert.IsTrue(q2.UOM.Equals(mps));
q1 = new Quantity(10, cm);
q2 = q1.Invert();
Assert.IsTrue(IsCloseTo(q2.Amount, 0.1, DELTA6));
u = q2.UOM;
Assert.IsTrue(u.Equals(oneOverCm));
q2 = q2.Convert(m.Invert());
Assert.IsTrue(IsCloseTo(q2.Amount, 10, DELTA6));
Assert.IsTrue(q2.UOM.Equals(oneOverM));
Assert.IsTrue(q2.ToString() != null);
// Newton-metres Divided by metres
q1 = new Quantity(10, sys.GetUOM(Unit.NEWTON_METRE));
q2 = new Quantity(1, sys.GetUOM(Unit.METRE));
q3 = q1.Divide(q2);
Assert.IsTrue(IsCloseTo(q3.Amount, 10, DELTA6));
Assert.IsTrue(q3.UOM.Equals(sys.GetUOM(Unit.NEWTON)));
// length multiplied by force
q1 = new Quantity(10, sys.GetUOM(Unit.NEWTON));
q2 = new Quantity(1, sys.GetUOM(Unit.METRE));
q3 = q1.Multiply(q2);
Assert.IsTrue(IsCloseTo(q3.Amount, 10, DELTA6));
UnitOfMeasure nm1 = q3.UOM;
UnitOfMeasure nm2 = sys.GetUOM(Unit.NEWTON_METRE);
Assert.IsTrue(nm1.GetBaseSymbol().Equals(nm2.GetBaseSymbol()));
q4 = q3.Convert(sys.GetUOM(Unit.JOULE));
Assert.IsTrue(q4.UOM.Equals(sys.GetUOM(Unit.JOULE)));
// farads
q1 = new Quantity(10, fperm);
q2 = new Quantity(1, m);
q3 = q1.Multiply(q2);
Assert.IsTrue(IsCloseTo(q3.Amount, 10, DELTA6));
Assert.IsTrue(q3.UOM.Equals(sys.GetUOM(Unit.FARAD)));
// amps
q1 = new Quantity(10, sys.GetUOM(Unit.AMPERE_PER_METRE));
q2 = new Quantity(1, m);
q3 = q1.Multiply(q2);
Assert.IsTrue(IsCloseTo(q3.Amount, 10, DELTA6));
Assert.IsTrue(q3.UOM.Equals(sys.GetUOM(Unit.AMPERE)));
// Boltzmann and Avogadro
Quantity boltzmann = sys.GetQuantity(Constant.BOLTZMANN_CONSTANT);
Quantity avogadro = sys.GetQuantity(Constant.AVAGADRO_CONSTANT);
Quantity gas = sys.GetQuantity(Constant.GAS_CONSTANT);
Quantity qR = boltzmann.Multiply(avogadro);
Assert.IsTrue(IsCloseTo(qR.UOM.ScalingFactor, gas.UOM.ScalingFactor, DELTA6));
// Sieverts
q1 = new Quantity(20, sys.GetUOM(Prefix.MILLI, Unit.SIEVERTS_PER_HOUR));
q2 = new Quantity(24, sys.GetHour());
q3 = q1.Multiply(q2);
Assert.IsTrue(IsCloseTo(q3.Amount, 480, DELTA6));
}
