public override void ShouldRegister()
{
using var context = ContextFixture.Ctx;
InitializeDataBase(context);
var customer = _customerPrototype.GetValidEntity();
var product = _productPrototype.GetValidEntity();
var order = _orderPrototype.GetValidEntity(product, customer);
var repository = new OrderRepository(context, MapperFixture.Mapper);
repository.Register(order);
context.Orders.Should().ContainSingle();
}