If you scroll down a bit, you$$ll find the Add New Search Pattern section of the GUI prototype of the eBay app. Construct a detailed test plan for this part of the GUI prototype. Use case Name: add new search pattern. Actors: user and system. Preconditions: Manage search patterns is in control $($manage search patterns window is open$).$ Basic Course Actor$1$: User Actor$2$: System User clicks on $$Add new search pattern$$ button. System opens $$add new search pattern window$($figure$3\mathrm{.}1)$ User enters search Keywords and also has the option to provide more refinements which are: $1)$ Category $($e$.$g$.$ electronics$)2)$ Condition $[$new$,$ used, not specified$].3)$ Price minimum and maximum limit$.4)$ Condition $[$new$,$ used, not specified$].5)$ Delivery $[$free shipping, expedited shipping, free in$-$store pickup$].6)$ Item location $[$Worldwide$,$ US only, north America, on EBay.com$]..$ Then clicks on the $$Add$$ button. System validates the search pattern then saves it to persistence storage then shows the user a successful message $($figure $3\mathrm{.}2).$ User clicks on $$ok$$ button$.$ System closes window then returns control to $$Manage patterns$$ use case. Alternative Course Actor$1$: User Actor$2$: System If user clicked on $$cancel$.$ System closes window and returns control to $$Manage search patterns$$ use case. If user provided an invalid search pattern $($symbols$).$ The system displays an error message to that matter $($figure $3\mathrm{.}3).$ User clicks on $$OK$$ button. System closes error window, then returns control to $$Manage search patterns$$ use case. If the system cannot write to persistent storage. An error message is displayed $($figure $3\mathrm{.}4).$ User clicks on $$OK$$ button. System closes error window, then returns control to $$Manage search patterns$$ use case.