public void TestMultiplierBand()
{
MultiplierBand band = new MultiplierBand();
band.Color = ResistorMultiplier.Red;
Assert.AreEqual(100, band.Value);
}
public Resistor makeFourBandResistor()
{
Band firstBand = new Band();
Band secondBand = new Band();
MultiplierBand thirdBand = new MultiplierBand();
ToleranceBand fourthBand = new ToleranceBand();
Resistor resistor = new Resistor();
resistor.Bands.Add(firstBand);
resistor.Bands.Add(secondBand);
resistor.Bands.Add(thirdBand);
resistor.Bands.Add(fourthBand);
return(resistor);
}
public void TestResistorFromFactoryWithParamMethod()
{
Band firstBand = new Band();
Band secondBand = new Band();
MultiplierBand thirdBand = new MultiplierBand();
ToleranceBand fourthBand = new ToleranceBand();
Resistor resistor = ResistorFactory.fourBands(firstBand, secondBand, thirdBand, fourthBand);
((Band)resistor.Bands[0]).Color = ResistorColor.Orange;
((Band)resistor.Bands[1]).Color = ResistorColor.Brown;
((MultiplierBand)resistor.Bands[2]).Color = ResistorMultiplier.Black;
((ToleranceBand)resistor.Bands[3]).Color = ResistorTolerance.Gold;
Assert.AreEqual(31, resistor.Value);
}
public void TestFourBands()
{
Band firstBand = new Band();
Band secondBand = new Band();
MultiplierBand thirdBand = new MultiplierBand();
ToleranceBand fourthBand = new ToleranceBand();
//25000 +-25%
firstBand.Color = ResistorColor.Red;
secondBand.Color = ResistorColor.Green;
thirdBand.Color = ResistorMultiplier.Orange;
fourthBand.Color = ResistorTolerance.Silver;
float value = ((10 * firstBand.Value) + secondBand.Value) * thirdBand.Value;
Assert.AreEqual(25000, value);
}