This is TeX, WAITS Version 1.5 (preloaded format=plain 85.8.10)  3 SEP 1985 09:10
**testfo
(TESTFO.TEX[MF,ALS]
\m=\count25
\n=\count26
\p=\count27
\dim=\dimen16
\skewtrial=\count28
 
Name of the font to test = random.101[fnt,dek]
Now type a test command (\help for help):)
*\help

\init switches to another font;
\end or \bye finishes the run;
\table prints the font layout in tabular format;
\text prints a sample text, assuming TeX text font conventions;
\sample combines \table and \text;
\mixture mixes a background character with a series of others;
\alternation interleaves a background character with a series;
\alphabet prints all lowercase letters within a given background;
\ALPHABET prints all uppercase letters within a given background;
\series prints a series of letters within a given background;
\lowers prints a comprehensive test of lowercase;
\uppers prints a comprehensive test of uppercase;
\digits prints a comprehensive test of numerals;
\math prints a comprehensive test of TeX math italic;
\names prints a text that mixes upper and lower case;
\punct prints a punctuation test;
\bigtest combines many of the above routines;
\help repeats this message;
and you can use ordinary TeX commands (e.g., to \input a file).
*\table

*\end
[1]
Output written on TESTFO.DVI[MF,ALS] (1 page, 5368 bytes).