The Test button works only for real-time shipping methods.
Make sure that the addresses are entered on the Company and General pages properly and they are different.
The address set up on the Company page (to open this page open the Administration tab, click on the Settings link and click on the Company link on the right) is used as the address from which the products will be delivered. The address set up on the General page (to open this page open the Administration tab and click on the Settings link) is the address of delivery.
NOTE: The Default zip code option on the General page should have only one zip code but not a range. The same is with the Company zip code option on the Company page.
Make sure that the selected service in the Shipping service option ships from the address set up on the Company page to the address set up on the General page.
Make sure that the weight entered in the Weight (kg) input field next to the Test button is delivered by the service selected in the Shipping service option.