\hsize=\dimexpr 21cm-2in \relax
\vsize=\dimexpr 29.7cm-2in \relax
\parindent 0pt

\font\xviibf=cmbx17
\font\xivbf=cmbx14
\font\xivtt=cmtt14

\def\cmd#1{{\tentt \string#1}}
\def\Cmd#1{{\xivtt \string#1}}
\def\Par{\par\medskip}
\newcount\cntsection
\def\section#1{%
  \par\bigskip
  \advance \cntsection by 1
  {\xivbf \the\cntsection.\ #1}
  \par\medskip
}

\input randomlist

%%% begin document %%%

\centerline{\xviibf Torture test for pdftex and etex}
\par\vskip10mm

\section{Test for \Cmd{\NewList} (and \Cmd{\ShowList})}

\NewList{MyList}
\ShowList{MyList}

\section{Tests for \Cmd{\Insert...}}

With \cmd{\InsertFirstItem}
\InsertFirstItem{MyList}{first}
\InsertFirstItem{MyList}{second}
\InsertFirstItem{MyList}{third}
\InsertFirstItem{MyList}{fourth}
\ShowList{MyList}
\Par

We test \cmd{\ClearList} since we'll use it many times:
\ClearList{MyList}
\ShowList{MyList}
\Par

With \cmd{\InsertLastItem}
\InsertLastItem{MyList}{first}
\InsertLastItem{MyList}{second}
\InsertLastItem{MyList}{third}
\InsertLastItem{MyList}{fourth}
\ShowList{MyList}
\ClearList{MyList}
\Par

With \cmd{\InsertItem} with indexes 0, 0, 2, 1
\InsertItem{MyList}{0}{first}
\InsertItem{MyList}{0}{second}
\InsertItem{MyList}{2}{third}
\InsertItem{MyList}{1}{fourth}
\ShowList{MyList}
\ClearList{MyList}
\Par

\RLsetrandomseed{3}
With \cmd{\InsertRandomItem} (seed = 3)
\InsertRandomItem{MyList}{first}
\InsertRandomItem{MyList}{second}
\InsertRandomItem{MyList}{third}
\InsertRandomItem{MyList}{fourth}
\ShowList{MyList}
\ClearList{MyList}
\Par

\vfill\break
With \cmd{\InsertList}
\NewList{OtherList}
\InsertLastItem{MyList}{first of Mylist}
\InsertLastItem{MyList}{second of Mylist}
\InsertLastItem{MyList}{third of Mylist}
\InsertLastItem{MyList}{fourth of Mylist}
\InsertLastItem{OtherList}{first of Otherlist}
\InsertLastItem{OtherList}{second of Otherlist}
\InsertLastItem{OtherList}{third of Otherlist}
\InsertLastItem{OtherList}{fourth of Otherlist}
\ShowList{MyList}
\ShowList{OtherList}
Insertion at index 2
\InsertList{MyList}{2}{OtherList}
\ShowList{MyList}
\ShowList{OtherList}
\ClearList{MyList}
\ClearList{OtherList}
\Par

\bye