public void NullGasRatioReturnedWhenDenominatorIsZero()
{
IMeasurement numGas = new GasMeasurement()
{
Value = 100, Unit = new ConcentrationUnits.PartsPerMillion()
};
IMeasurement denGas = new GasMeasurement()
{
Value = 0, Unit = new ConcentrationUnits.PartsPerMillion()
};
var ratio = AlgorithmHelperCalculations.GasRatio(numGas, denGas);
Assert.AreEqual(null, ratio);
}
public void ValidGasRatioIsCalculated()
{
IMeasurement numGas = new GasMeasurement()
{
Value = 100, Unit = new ConcentrationUnits.PartsPerMillion()
};
IMeasurement denGas = new GasMeasurement()
{
Value = 100, Unit = new ConcentrationUnits.PartsPerMillion()
};
var ratio = AlgorithmHelperCalculations.GasRatio(numGas, denGas);
Assert.AreEqual(1.0, ratio);
}
