\testsection{Zooming with Keyboard}

\small
\begin{enumerate}
        
\item Press the \frz{+} key.
\test[0]{Does zooming into the main map take place?}
\test[0]{Is the zoom level increased by exactly one level?}
\test[0]{Is the ZoomIn process animated?}
\test[0]{Does the zoom slider move up by one zoom level simultaneously with the ZoomIn \newline process?}
\test[0]{Does the red rectangle in the overview map move simultaneously and centered along with the section of the main map?}
\test[0]{Is the scaled main map updated with (successively) newly-drawn tiles?}
\test[0]{Does the status bar of the browser show the completion of the map loading process (ex. confirmation \textit{done})?}

\item Press the \frz{--} key.
\test[0]{Does zooming out of the main map take place?}
\test[0]{Is the zoom level decreased by exactly one level?}
\test[0]{Is the ZoomOut process animated?}
\test[0]{Does the zoom slider move down by one zoom level simultaneously with the ZoomOut \newline process?}
\test[0]{During the zoom animation, is the visible area around the shrinking original map supplemented with new map information?}
\test[0]{Is the scaled main map updated with (successively) newly-drawn tiles?}
\test[0]{Does the status bar of the browser show the completion of the map loading process (ex. confirmation \textit{done})?}

\item Press the \frz{+} key twice (quickly).
\test[0]{Is the zoom level increased by exactly \textit{one} level?}

\item Press the \frz{--} key twice (quickly).
\test[0]{Is the zoom level decreased by exactly \textit{one} level?}

\end{enumerate}
