static void Main(string[] args)
{
Console.WriteLine("Program start\n");
SudokuGrid sg;
while (true)
{
Console.WriteLine("Enter quadratic Sudoku size ('x' to quit):\t");
String input = Console.ReadLine();
if (input == "x")
{
break;
}
int sudokuSize = Convert.ToInt32(input);
sg = new SudokuGrid(sudokuSize);
sg.fillEntireSudokuGrid();
String sgAsString = sg.ToString();
Console.WriteLine(sgAsString);
}
Console.WriteLine("\nProgram end");
Console.ReadLine();
}
public void SudokuGridConstructorTest()
{
SudokuGrid sg1 = new SudokuGrid(4);
try
{
SudokuGrid sg2 = new SudokuGrid(0);
Assert.Fail("SudokuGrid with size 0 should have thrown an exception!");
}
catch (ArgumentOutOfRangeException)
{
}
try
{
SudokuGrid sg2 = new SudokuGrid(5);
Assert.Fail("SudokuGrid with nonsquare size 5 should have thrown an exception!");
}
catch (ArgumentException)
{
}
}