\makeatletter
\@ifundefined{ifhfo}{%
  \typeout{^^JError: Do not run latex on test-eco-hfo directly!^^J%
    \space\space\space\space\space\space\space
    Use test-eco.tex or test-hfo.tex instead.^^J}%
  \stop
}{}%
\listfiles
\RequirePackage{fix-cm}
\documentclass[ngerman,11pt]{article}
\usepackage[T1]{fontenc}
\usepackage[latin1]{inputenc}
\usepackage{babel}
\usepackage[textwidth=190mm,textheight=280mm]{geometry}
\ifhfo
  \usepackage{hfoldsty}
\else
  \usepackage{eco}
\fi
\usepackage{slantsc}
\pagestyle{empty}
%\def\flqq{\guillemotleft}
%\def\frqq{\guillemotright}
\def\flqq{%
  \textormath{\guillemotleft}{\mbox{\guillemotleft}}}
\def\frqq{%
  \textormath{\guillemotright}{\mbox{\guillemotright}}}

\begingroup
\shorthandon{"}
\gdef\text{ABCDEFGHIJKLMNOPQRSTUVWXYZÄÖÜ abcdefghijklmnopqrstuvwxyzäöüß
  0123456789\\
  fi fl ff ffi ffl 
  \frqq H\flqq\ \frqq\kern0pt H\kern0pt\flqq\ 
  \frqq A\flqq\ \frqq\kern0pt A\kern0pt\flqq\ 
  \frqq V\flqq\ \frqq\kern0pt V\kern0pt\flqq}
\endgroup

\parindent0mm
\parskip5mm
\begin{document}
\textbf{\jobname}

\begingroup
\rmfamily
{\text}\\
{\itshape\text}\\
{\slshape\text}\\
{\bfseries\text}\\
{\bfseries\itshape\text}\\
{\bfseries\slshape\text}\\
\scshape
{\text}\\
{\itshape\text}\\
{\bfseries\text}\\
{\bfseries\itshape\text}
\endgroup

\begingroup
\sffamily
{\text}\\
{\itshape\text}\\
{\slshape\text}\\
{\bfseries\text}\\
{\bfseries\itshape\text}\\
{\bfseries\slshape\text}\\
\scshape
{\text}\\
{\itshape\text}\\
{\bfseries\text}\\
{\bfseries\itshape\text}
\endgroup

\begingroup
\ttfamily
{\text}\\
{\itshape\text}\\
{\slshape\text}\\
{\bfseries\text}\\
{\bfseries\itshape\text}\\
{\bfseries\slshape\text}\\
\scshape
{\text}\\
{\itshape\text}\\
{\bfseries\text}\\
{\bfseries\itshape\text}
\endgroup


\end{document}