public IActionResult Conversion(UnitConverterViewModel operation)
{
switch (operation.Operator)
{
case "Kelvin To Celsius":
operation.Result = operation.InputValue - 273.15;
break;
case "Kelvin To Fahrenheit":
operation.Result = ((operation.InputValue * (9 / 5)) - 459.67);
break;
case "Celsius to Kelvin":
operation.Result = operation.InputValue + 273.15;
break;
case "Fahrenheit to Kelvin":
operation.Result = ((operation.InputValue + 459.67) * (0.55555556));
break;
case "Celsius to Fahrenheit":
operation.Result = (operation.InputValue * (9 / 5)) + 32;
break;
case "Fahrenheit to Celsius":
operation.Result = (operation.InputValue - 32) * (5 / 9);
break;
case "default":
Console.WriteLine("Please enter again");
break;
}
return(View(operation));
}
public void TestCelsiusToKelvin()
{
UnitConverterViewModel op = new UnitConverterViewModel();
op.InputValue = 0;
op.Operator = "Celsius to Kelvin";
op.Result = 0;
ViewResult vr = (ViewResult)controller.Conversion(op);
UnitConverterViewModel model = (UnitConverterViewModel)vr.Model;
Assert.Equal(273.15, model.Result);
}
public void TestFahrenheitToKelvin()
{
UnitConverterViewModel op = new UnitConverterViewModel();
op.InputValue = 60;
op.Operator = "Fahrenheit to Kelvin";
op.Result = 0;
ViewResult vr = (ViewResult)controller.Conversion(op);
UnitConverterViewModel model = (UnitConverterViewModel)vr.Model;
Assert.Equal(288.71, Math.Round(model.Result, 2));
}
public void TestFahrenheitToCelsius()
{
UnitConverterViewModel op = new UnitConverterViewModel();
op.InputValue = 32;
op.Operator = "Fahrenheit to Celsius";
op.Result = 0;
ViewResult vr = (ViewResult)controller.Conversion(op);
UnitConverterViewModel model = (UnitConverterViewModel)vr.Model;
Assert.Equal(0, model.Result);
}
public void TestKelvinToFahrenheit()
{
UnitConverterViewModel op = new UnitConverterViewModel();
op.InputValue = 0;
op.Operator = "Kelvin To Fahrenheit";
op.Result = 0;
ViewResult vr = (ViewResult)controller.Conversion(op);
UnitConverterViewModel model = (UnitConverterViewModel)vr.Model;
Assert.Equal(-459.67, model.Result);
}
public void TestKelvinToCelsius()
{
UnitConverterViewModel op = new UnitConverterViewModel();
op.InputValue = 14;
op.Operator = "Kelvin To Celsius";
op.Result = 0;
ViewResult vr = (ViewResult)controller.Conversion(op);
UnitConverterViewModel model = (UnitConverterViewModel)vr.Model;
Assert.Equal(-259.15, model.Result);
}
private void ConversionValue_TextChanged(object sender, TextChangedEventArgs e)
{
UnitConverterViewModel vm = DataContext as UnitConverterViewModel;
vm.UpdateInput(ConversionValue.Text);
}
