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