public async Task DeleteCardAsync_Success() { CustomerRequest request = BuildCreateRequest(); Customer customer = await client.CreateAsync(request); await Task.Delay(1000); try { CustomerCardCreateRequest cardRequest = await BuildCardCreateRequestAsync(); CustomerCard createdCard = await client.CreateCardAsync(customer.Id, cardRequest); CustomerCard card = await client.DeleteCardAsync(customer.Id, createdCard.Id); Assert.NotNull(card); Assert.Equal(createdCard.Id, card.Id); } finally { await client.DeleteAsync(customer.Id); } }