public void VapPres_RelHum( UnitSystem system, double dryBulb, double relHum, double expectedVapPres, double expectedHumRatio, double within) { var psy = new Psychrometrics(system); Assert.Multiple(() => { var calculatedVapPres = psy.GetVapPresFromRelHum(dryBulb, relHum); RelativeDifference(calculatedVapPres, expectedVapPres, within, "GetVapPresFromRelHum"); var calculatedHumRatio = psy.GetRelHumFromVapPres(dryBulb, calculatedVapPres); RelativeDifference(calculatedHumRatio, expectedHumRatio, within, "GetRelHumFromVapPres"); }); }