Automation task using Selenium Java

Please complete the below task using Selenium Java

Open site https://magento.softwaretestingboard.com/
Add to cart 4 - Gwyn Endurance Tee Medium Green
Address should United Kingdom
Check cart total is $92.00 (discount applied)
Update the Quantity of Gwyn Endurance Tee Medium Green to 3
Add to cart 1 - Gwyn Endurance Tee Small Yellow
Add to cart 1 Quest Lumaflex™ Band
Check cart total is $116.00

Any good framework can be used without hard coding for the above task.
Please also provide documentation and any thoughts or discoveries.