public async void GetBasketReturnsExistingBasket()
{
var userId = Guid.NewGuid();
var existingBasket = await manager.Create(userId);
var basket = await manager.Get(existingBasket.Id);
Assert.NotNull(basket);
Assert.Equal(existingBasket.Id, basket.Id);
Assert.Equal(existingBasket.UserId, basket.UserId);
}
