public void keySize_one_through_five_are_good()
 {
     foreach (var i in Enumerable.Range(1,5))
     {
         var _ = new TextGenerator(i);
     }
 }
 public void SetUp()
 {
     _textGenerator = new TextGenerator();
     _filePath = string.Format(@"{0}\AllsWellThatEndsWell.txt", Assembly.GetExecutingAssembly().Directory());
 }
 public void keySize_zero_throws_error()
 {
     var _ = new TextGenerator(0);
 }
 public void keySize_six_throws_error()
 {
     var _ = new TextGenerator(6);
 }