public void ThrowsWhenConvertingToSameUnit(TemparatureUnit unit)
{
// Arrange
TestDelegate convertToTheSameUnit = () => _converter.Convert(unit, 0, unit);
// Act & Assert
Assert.Throws <ArgumentException>(convertToTheSameUnit);
}
public double Convert(TemparatureUnit fromUnit, double input, TemparatureUnit toUnit)
{
if (fromUnit == toUnit)
{
throw new ArgumentException("Cannot convert to the same temperature.");
}
double middleCelsius = _converters[fromUnit].FromUnitToCelsius(input);
double result = _converters[toUnit].FromCelsiusToUnit(middleCelsius);
return(result);
}
public void ConvertToExpectedValue(
TemparatureUnit fromUnit,
double input,
TemparatureUnit toUnit,
double expectedOutput
)
{
//Arrange & Act
double actual = _converter.Convert(fromUnit, input, toUnit);
//Assert
Assert.AreEqual(expectedOutput, actual, Tolerance);
}
