public void DeleteAsync_CardIdentifier_CardDeleted() { // Arrange var cardIdentifier = 1; var card = new Card { Id = cardIdentifier, UserId = "QWERTY123", UniqueNumber = "123-45", Status = CardStatusType.Active, Level = LevelType.Admin, }; _applicationContext.Cards.Add(card); _applicationContext.SaveChanges(); // Act _cardManager.DeleteAsync(cardIdentifier) .GetAwaiter() .GetResult(); _applicationContext.SaveChanges(); // Assert Assert.Equal(0, _applicationContext.Cards.Count()); }