public void Test_AlphabeticalSortLinq_CorrectlySortsString_WhenCalled()
{
// Arrange
StringSorter sorter = new StringSorter();
string message = "ecfbad";
string expected = "abcdef";
// Act
string result = sorter.AlphabeticalSortLinq(message);
// Assert
Assert.AreEqual(expected, result);
}