/// <summary>
/// Get All Possible Characters Combination
/// </summary>
/// <param name="number"></param>
/// <returns></returns>
public string GetAllCombinations(int number)
{
try
{
var stringFromNumber = DataMapping.GetCharactersByNumber(number);
//Convert the string into a character array
var charArray = stringFromNumber.ToCharArray();
CreateCombination(charArray, 0, charArray.Length - 1);
return(_stringResult.ToString());
}
catch (Exception exception)
{
return(exception.Message);
}
}
public void GetCharactersByNumberTest()
{
var result = DataMapping.GetCharactersByNumber(2);
Assert.AreEqual(result, "ABC");
}