public void TestAddProductStorageQuantity()
        {
            Assert.ThrowsException <ArgumentNullException>(() => _productsManager.AddProductStorageQuantity(null, TestDefinition.DUMP_INTEGER));
            var product = new Product(TestDefinition.DUMP_INTEGER, TestDefinition.DUMP_STRING, TestDefinition.DUMP_STRING, new Money(TestDefinition.DUMP_INTEGER), 10, TestDefinition.DUMP_STRING, TestDefinition.DUMP_STRING);

            _productsManager.AddProductStorageQuantity(product, 100);
            Assert.AreEqual(product.StorageQuantity, 110);
        }
 /// <summary>
 /// Add the storage quantity of the product with the supplyQuantity.
 /// </summary>
 public void SupplyProductStorageQuantity(Product product, int supplyQuantity)
 {
     _productsManager.AddProductStorageQuantity(product, supplyQuantity);
 }