\documentclass[]{beamer}

\begin{document}

Test file for frame/beamer motion.

\begin{frame}                         % [r[r or 2[r
  \frametitle{Test I}
  Simple frame                        % [R[R or 2[R
\end{frame}

\begin{frame}                         % [r
  \frametitle{Test II}
  Frame with nested environments.
  \begin{equation}
    \begin{aligned}
      1 + 1 = & 2
    \end{aligned}
  \end{equation}
\end{frame}                           % [R

\begin{enumerate}
  \item 1
  \item 2
  \item 3
  \item 4
\end{enumerate}
                                      % CURSOR
\begin{frame}                         % ]r
  \frametitle{Test III}
  Frame with nested environments.
  \begin{block}{A block}
    Block body
  \end{block}
\end{frame}                           % ]R

\begin{frame}                         % ]r]r or 2]r
  \frametitle{Test IV}
  Frame with nested environments.
  \begin{exampleblock}{A block}
    Block body
  \end{exampleblock}
\end{frame}                          % ]R]R or 2]R

\end{document}
