public void testTranspose() { FileDataModel tModel = new FileDataModel(testFileName, true, FileDataModel.DEFAULT_MIN_RELOAD_INTERVAL_MS); IPreferenceArray userPrefs = tModel.GetPreferencesFromUser(456); Assert.NotNull(userPrefs, "user prefs are null and it shouldn't be"); IPreferenceArray pref = tModel.GetPreferencesForItem(123); Assert.NotNull(pref, "pref is null and it shouldn't be"); Assert.AreEqual(3, pref.Length(), "pref Size: " + pref.Length().ToString() + " is not: " + 3); }