public void TestSubtractNumbers(int x, int y, int expectedResult)
{
var cs = new CalcService();
var result = cs.SubtractNumbers(x, y);
Assert.Equal(expectedResult, result);
}
public ActionResult Subtract(CalcViewModel model)
{
var cs = new CalcService();
var result = cs.SubtractNumbers(model.Number1, model.Number2);
model.Result = result;
return(View("Process", model));
}