public void OddKeyString()
        {
            var storage = new PreferenceStorage ();

            var expectString = "Hans im Glück!";
            storage.SetString (Key2, expectString);

            var s = storage.GetString (Key);
            Assert.AreEqual (PreferenceStorage.Defaults.String, s);

            var s2 = storage.GetString (Key2);
            Assert.AreEqual (expectString, s2);
        }
        public void SetGetString()
        {
            var storage = new PreferenceStorage ();
            var expected = "счастли́вый";

            storage.SetString (Key, expected);
            {
                var actual = storage.GetString (Key);
                Assert.AreEqual (expected, actual);
            }

            storage.SetString (Key, expected + 1);
            {
                var actual = storage.GetString (Key);
                Assert.AreEqual (expected + 1, actual);
            }
        }