public void DisplayGameKeys_CompareWithConsoleOuput_Equal()
 {
     // Part of this code is inspired by code found in 2DV610 slack channel.
     using (StringWriter sw = new StringWriter())
     {
         Console.SetOut(sw);
         sut.DisplayGameKeys();
         string expected = string.Format("\n Roll = [1], Save dice(s) = [2], New game = [3], Quit game = [4].\n");
         Assert.Equal(expected, sw.ToString());
     }
 }