static void Main(string[] args)
{
WriteLine("\t\tTESTS FOR CUSTOM STRING LIBRARY", ForegroundColor = ConsoleColor.Red);
ResetColor();
CustomString test = new CustomString("Hello world");
CustomString testAsCharArray = new CustomString(new[]
{ 'H', 'e', 'l', 'l', 'o', ' ', 'w', 'o', 'r', 'l', 'd' });
int N = 5;
WriteLine("\n\tCHECKING CONSTRUCTORS");
WriteLine("\nString inputted as char array: " + testAsCharArray);
WriteLine("String inputted as string type text: " + test);
WriteLine("\n\tCHECKING OPERATOR OVERLOADINGS AND OVERRIDINGS");
WriteLine("Is these CustomStrings equals? " + test.Equals(testAsCharArray));
WriteLine("Multiplication with *: " + test * N);
WriteLine("Sum with +: " + test + "!");
WriteLine("Index [0]: " + test[0]);
test[0] = 'Њ';
WriteLine("Changing literal on index [0]: " + test);;
WriteLine("\n\tCHECKING METHODS");
WriteLine("\nIs 123 digit? " + CustomString.IsDigit(new CustomString("123")));
WriteLine("Is Word digit? " + CustomString.IsDigit(new CustomString("Word")));
WriteLine("Is 'e' literal in the string? " + test.Find('e'));
WriteLine("\n\tOTHER");
WriteLine("\nHow long this string? " + test.length + " symbols");
}