public void ShouldGetActualValueZero()
{
var blackRingCode = allRingTypes.First(rt => rt.RingName == RingName.Black).RingCode;
var noneResistanceRingCode = allRingTypes.First(rt => rt.RingName == RingName.None).RingCode;
Assert.IsTrue(OhmValueCalculatorService.CalculateOhmValue(blackRingCode, noneResistanceRingCode).ActualOhm == 0);
}
public void ShouldGetWrongColorBandSelectedException()
{
var pinkRingCode = allRingTypes.First(rt => rt.RingName == RingName.Pink).RingCode;
var blackRingCode = allRingTypes.First(rt => rt.RingName == RingName.Black).RingCode;
var noneResistanceRingCode = allRingTypes.First(rt => rt.RingName == RingName.None).RingCode;
Assert.IsTrue(OhmValueCalculatorService.CalculateOhmValue(pinkRingCode, noneResistanceRingCode, blackRingCode, blackRingCode).ActualOhm == 10);
}
public void ShouldGetBandNotFoundException()
{
var brownRingCode = allRingTypes.First(rt => rt.RingName == RingName.Brown).RingCode;
var blackRingCode = allRingTypes.First(rt => rt.RingName == RingName.Black).RingCode;
var noneResistanceRingCode = allRingTypes.First(rt => rt.RingName == RingName.None).RingCode;
Assert.IsTrue(OhmValueCalculatorService.CalculateOhmValue("DE", noneResistanceRingCode, blackRingCode, blackRingCode).ActualOhm == 10);
}
public void ShouldGetActualValuePointTwoWithMinAndMax()
{
var redRingCode = allRingTypes.First(rt => rt.RingName == RingName.Red).RingCode;
var blackRingCode = allRingTypes.First(rt => rt.RingName == RingName.Black).RingCode;
var silverRingCode = allRingTypes.First(rt => rt.RingName == RingName.Silver).RingCode;
var yellowResistanceRingCode = allRingTypes.First(rt => rt.RingName == RingName.Yellow).RingCode;
var calculatedValue = OhmValueCalculatorService.CalculateOhmValue(redRingCode, yellowResistanceRingCode, blackRingCode, silverRingCode);
Assert.IsTrue(calculatedValue.ActualOhm == 0.2);
Assert.IsTrue(calculatedValue.MinimumOhm == 0.19);
Assert.IsTrue(calculatedValue.MaximumOhm > 0.2 && calculatedValue.MaximumOhm < 0.22); // for double type, we need to add tolerance in assert.
}
