public void Should_GenerateCorrectId_When_DbIsEmptyOrFilled()
{
Assert.IsTrue(mongoHandler.GenerateNewId().Result == 1);
string word = "Test";
CardDocument card = CardDocument.CreateBasedOnWordAsync(mongoHandler, word).Result;
mongoHandler.InsertCard(card);
Assert.IsTrue(mongoHandler.GenerateNewId().Result == 2);
}