public void VerifyNegativeNumbersThrowAnException()
{
int answer = Calculator.AddNumbers("10,-20,-30,40,50,60,-75,100,1000,1001");
}
public void VerifySupportMultipleCustomDelimiterOfAnyLength()
{
int answer = Calculator.AddNumbers("//[*][!!][r9r]\n11r9r22*hh*33!!44");
Assert.IsTrue(answer == 110);
}
static void Main(string[] args)
{
Console.WriteLine("Welcome to Calculatron 3000!");
Console.WriteLine("1) Add two numbers");
Console.WriteLine("2) Subtract two numbers");
Console.WriteLine("3) Multiply two numbers");
Console.WriteLine("4) Divide two numbers");
Console.WriteLine("5) Get the square of a number");
Console.WriteLine("6) Get the square root of a number");
Console.WriteLine("7) Advanced option: Enter an expression");
Console.WriteLine("0) Exit");
Console.WriteLine();
Console.Write("Choose a menu option> ");
int menuSelection = -1;
while (menuSelection < 0)
{
try
{
menuSelection = int.Parse(Console.ReadLine());
}
catch (FormatException)
{
Console.WriteLine("Select a number from 0 to 4. Try again>");
menuSelection = -1;
}
while (menuSelection > 0 && menuSelection < 8)
{
string[] enteredNumbers;
double firstNumber = 0;
double secondNumber = 0;
string arithmeticOperator = "";
if (menuSelection <= 4)
{
try
{
Console.Write("Please enter two numbers with a space in between: ");
enteredNumbers = Console.ReadLine().Split(" ");
firstNumber = double.Parse(enteredNumbers[0]);
secondNumber = double.Parse(enteredNumbers[1]);
}
catch (FormatException)
{
Console.WriteLine("Must enter a number");
}
}
if (menuSelection == 5 || menuSelection == 6)
{
try
{
Console.Write("Please enter a number: ");
firstNumber = double.Parse(Console.ReadLine());
}
catch (FormatException)
{
Console.WriteLine("Must enter a number");
}
}
if (menuSelection == 7)
{
try
{
Console.Write("Please enter an expression with a space in between each character: ");
enteredNumbers = Console.ReadLine().Split(" ");
firstNumber = double.Parse(enteredNumbers[0]);
arithmeticOperator = enteredNumbers[1];
secondNumber = double.Parse(enteredNumbers[2]);
}
catch (FormatException)
{
Console.WriteLine("Must enter a number");
}
}
Calculator calculator = new Calculator(menuSelection, firstNumber, secondNumber, arithmeticOperator);
if (double.IsInfinity(calculator.answer))
{
Console.WriteLine("Dividing by zero is not allowed");
}
if (firstNumber != 0 && secondNumber != 0)
{
Console.WriteLine($"The result of {calculator.operation} {firstNumber} and {secondNumber} is {calculator.answer}");
}
if (menuSelection == 5 || menuSelection == 6)
{
Console.WriteLine($"The {calculator.operation} of {firstNumber} is {calculator.answer}");
}
if (menuSelection == 7)
{
}
menuSelection = -1;
Console.Write("Choose another menu option> ");
}
}
}
