Preconditons:

• products (variants) are purchasable: vat, prices, availability, stock defined

Steps:

1. Go to Product list or Product details page
2. Enter quantity > stock of selected product or variant
3. Click Add to cart

Result:

Currently the buyer is not notified that this product with required quantity cannot be added to the cart

Expected result:
Notifcation "The product with required quantity is not available in the stock" (or similar).
We could use a similar format like designed for Reorder, Quick order

Expected result:
Notification/warning displayed in Product listing page, Product details, Main cart