public int CalculateOhmValue(string bandAColor, string bandBColor, string bandCColor, string bandDColor)
{
var color1 = ColorCodes.Parse(bandAColor);
var color2 = ColorCodes.Parse(bandBColor);
var color3 = ColorCodes.Parse(bandCColor);
var color4 = ColorCodes.Parse(bandDColor);
return(CalculateOhmValue(color1.FourBand.FirstPosition, color2.FourBand.SecondPosition, color3.FourBand.Multiplier));
}
public void Test_Parse()
{
var result = ColorCodes.Parse("RED");
result.Should().NotBeNull();
result.Should().BeOfType <RedColorCode>();
result = ColorCodes.Parse("white");
result.Should().BeOfType <WhiteColorCode>();
result = ColorCodes.Parse(" grey ");
result.Should().BeOfType <GreyColorCode>();
Action act = () => ColorCodes.Parse(String.Empty);
act.Should().Throw <ArgumentNullException>();
act = () => ColorCodes.Parse("CHARTREUSE");
act.Should().Throw <ArgumentException>().And.Message.Should().Contain("Invalid color name specified");
}