public async Task TestGameCollectionsByNullParam_OK() { try { var result = await _gamesController.GetGameCollections(null); Assert.IsNotNull(result); Assert.IsInstanceOfType(((ObjectResult)result).Value, typeof(GameCollectionDTOOut)); GameCollectionDTOOut gameCollectionDTOOut = (GameCollectionDTOOut)((ObjectResult)result).Value; Assert.IsFalse(gameCollectionDTOOut.Gamecollections.Count == 0); } catch (Exception ex) { Assert.Fail(); } }