public void GetExpressionResult3()
{
// Arrage
Calculator calc = new Calculator();
// Act
double actual = calc.GetExpressionResult("(-20*-30+15/20)*(45+30/5)-(18+13-18)");
double expected = 30625.25;
// Assert
Assert.AreEqual(expected, actual);
}
public void GetExpressionResult2()
{
// Arrage
Calculator calc = new Calculator();
string expected = "Входная строка имела неверный формат.";
string actual = "";
// Act
try
{
actual = calc.GetExpressionResult("(2-3*10)*2-x*(20+20/20)").ToString();
}
catch (Exception)
{
actual = "Входная строка имела неверный формат.";
}
// Assert
Assert.AreEqual(expected, actual);
}
public void GetExpressionResult()
{
// Arrage
Calculator calc = new Calculator();
string expected = "На ноль делить нельзя.";
string actual = "";
// Act
try
{
actual = calc.GetExpressionResult("2*(-2*0,5/-10+30)*3+5/(-20+40-20)").ToString();
}
catch (DivideByZeroException e)
{
actual = e.Message;
}
// Assert
Assert.AreEqual(expected, actual);
}
