Test each of the four cases below:
The Book is deemed "Out of Circulation":
Expected Results - A "Renew request was unsuccessful: the book is currently Out Of Circulation" message will be displayed.
The Book is On Hold:
Expected Results - A "Renew request was unsuccessful: the book is currently On Hold" message will be displayed.
The Customer has too many penalties against them.
Expected Results - A "Renew request was unsuccessful: the user owes us too much money." message will be displayed.
The Customer has too many books taken out.
Expected Results - A "Renew request was unsuccessful: the user has too many books on loan from us." message will be displayed.