Note: This file was written with only two purposes in mind:
    o To test the program upon it
    o To show off some of the features

Most of the file does thus consist of lots of pseudo-commands, which
are nonsense in a TeXnical manner.

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

% Warning 1

\foo This is an error.
So is this \foo
\smallskip This is a not. $\foo Neither$ is this.

% Warning 2

This is a faulty reference to \ref{foo}
This is not a faulty reference to~\ref{foo}

% Warning 3

$[(ab)^{-1}]^{-2}$  is not beautiful
${{[{(ab)}^{-1}]}}^{-2}$ is beautiful

% Warning 4-6, 28

Testing {\it italic} in \/ this {\em sentence\/}, as {\em you \/ see\/}.
Testing {\it italic\/} in this {\em sentence,} as {\em you see}.

% LaTeX2e

Testing \textem{italic} in \/ this \textit{sentence\/}, as \textem{you \/ see\/}.
Testing \textem{italic\/} in this \textit{sentence}, as \textem{you see}.

% Warning 7

This \'is a test of $\hat{j}$ accents.
This \'{\i}s a test of $\hat{\jmath}$ accents.

% Warning 8

It wasn't anything - just a 2---3 star--shots.
It wasn't anything --- just a 2--3 star-shots.
It's just a start-shot.
is also used to send cross-calls (xc) and cross-traps (xt) to other
% From Knuths TeXbook Chapter 14
% "How TeX Breaks Paragraphs into Lines", fourth paragraph:
in plain TeX---are the key

% Using DashExcpt
The Birch--Swinnerton-Dyer conjecture is correct.
The Birch--Swinnerton--Dyer conjecture is not correct.
The Birch-Swinnerton-Dyer conjecture is not correct (is now caught).

% Warning 9-10

% Brackets:

)}{[])} }}}]]])))
{[]} ((([[[{{{}}}]]])))

% Envs:

\begin{quux} \begin{baz} \end{quux} \end{baz} \end{asoi} \begin{dobedo}

\begin{foo} \begin{bar} \end{bar}\end{foo}

% Warning 47 -- ConTeXt environment mismatch -- split from 9
\startsection[title={Testing ConTeXt}]
These should now be an error.
\stoptext
\starttext

% (Un)fortunately, this is not an error
\begin{foo}
\startbar
\end{foo}
\stopbar

% Warning 11

Foo...bar. $1,...,3$. $1+...+3$. $1,\cdots,3$. $1\cdot\ldots\cdot3$.
Foo\dots bar. $1,\ldots,3$. $1+\cdots+3$. $1,\ldots,3$. $1\cdot\cdots\cdot3$.

% Warning 12

1st. Foo Inc. Ab.cd. foo ab.cd. Foo. bar baz., billy.; bob.: joe.! frank.? james.. george
1st.\ foo Inc.\ ab.cd.\ foo ab.cd.\ Foo.\ bar baz., billy.; bob.:\ joe.!\ frank.?\ james..\ george

% Bug 54751

Mr. ``X'' and Mrs. \(Y\)

% ignore commands by default
\Mr. ``X'' and \Mrs. \(Y\)


% Bug 65500
\begin{tabular}{lp}
1 & foo. \\
2 & bar. \newline kjl
\end{tabular}


% Warning 13

Look at THIS! It's an error.
Look at THIS\@! It's an error. D. E. Knuth.

% after frenchspacing it's not an error
\frenchspacing
Look at THIS! It's not an error.
Look at THIS\@! It's not an error. D. E. Knuth.

% warning again
\nonfrenchspacing
Look at THIS! It's an error.
Look at THIS\@! It's not an error. D. E. Knuth.

% ignore commands by default
Look at \THIS\@! It's not an error. D. E. Knuth.

% Warning 14

\hat
\hat{a}

% Warning 18,19

Is this an "example", or is it an ŽexampleŽ.
Is this an `example', or is it an `example'.

% Warning 20

That bug is \unknown\ to me.
% That bug is \unknown\ to me.

% Warning 21

\LaTeX\ is an extension of \TeX\. Right?
\LaTeX\ is an extension of \TeX. Right?

% Warning 23

```Hello', I heard him said'', she remembered.
``\,`Hello', I heard him said'', she remembered.

% Warning 24

Indexing text \index{text} is fun!
Indexing text\index{text} is fun!
Indexing text%
     \index{text} is fun!
Indexing text
     \index{text} is fun!

% Warning 25

$5\cdot10^10$
$5\cdot10^{10}$

% Warning 26

Do you understand ?
Do you understand?

% Warning 27

\input input.tex
\input input
\input input/file

% Warning 29
The program opens a screen sized 640x200 pixels
The program opens a screen sized $640\times200$ pixels
Approximately $\frac{2x}{1+x}$ $x$s shouldn't be errors.

% Warning 30

White           is a beautiful colour.
White is a beautiful colour.

% Warning 31
\begin{verbatim}
\this is
\end{verbatim} foo bar

% Warning 32-34

This is either an 'example`, an ''example`` or an `"`example'`'.
This is either an `example', an ``example'' or an ``example''.

% Warning 35

$sin^2 + cos^2 = 1$
$\sin^2 + \cos^2 = 1$

% Warning 36-37

This( an example( Nuff said )), illustrates( ``my'' )point.
This (an example (Nuff said)), illustrates (``my'') point.

% Warning 38
``An example,'' he said, ``would be great.''
``An example'', he said, ``would be great''.

% Warning 39

For output codes, see table ~\ref{tab:fmtout}.
For output codes, see table~\ref{tab:fmtout}.

% Warning 40
$\this,$ and $$this$$.
$\this$, and $$this.$$

% Warning 41
foo \above qux
\frac{foo}{qux}

% Warning 42
This is a footnote \footnote{foo}.
This is a footnote\footnote{foo}.
This is a footnote%
     \footnote{foo}.


% Warning 43
Here is a mistake $\left{x\right}$.
This one triggers warning 22 $\left\{x\right\}$.
Here \chktex\ doesn't complain $\left\lbrace x\right\rbrace$.

% Warning 44 -- user regex -- default message
You should always write a good intro.
You should always write a good introduction.

% Warning 44 -- user regex -- user message
For every $p\not|n$ you have an ugly prime which doesn't divide $n$.
For every $p\nmid n$ you have a cute prime which doesn't divide $n$.

% Warning about optional arguments inside optional arguments
\begin{something}[\cite2[1231]{adadsd}]\end{something}
[dasd{dasda[ ads[ dasd ]]}]
adssd[ {}[]]
\begin{something}[\cite{adadsd}[1231]]\end{something}
\begin{something}[ ][\cite{adadsd}[1231]]\end{something}

% Shouldn't warn
\begin{something}[{\cite{adadsd}[1231]}]\end{something}
\begin{something}[{\cite{{adadsd}}[1231]}]\end{something}
\begin{something}[{\cite{adadsd}[1231]}]\end{something}
\begin{something}[ ]{\cite{adadsd}[1231]}\end{something}
\begin{something}[ ][{\cite{adadsd}[1231]}]\end{something}
\begin{something}[{} ]{\cite{adadsd}[1231]}\end{something}


% Math mode check
\ensuremath{sin x\text{is not the same as sin x, but is the same as $sin x$}}
Also, $x(3)\text{ is not x(3) but it is $x(3)$}$

% breqn mode check
\begin{darray*}
sin x
\begin{dsuspend}
is not the same as sin x, but is the same as $sin x$
\end{dsuspend}
\end{darray*}

This is\\% a comment. Nothing here should be checked(right)?
a broken line.
But this is not a \% comment, so we should find this error(right)?

Here(on this line only)is a warning $sin(x)$ suppressed. % chktex 36 chktex 35
Here(on this line only)is a warning $sin(x)$ suppressed. % CHKTEX 35 36

In section~\ref{sec:3} we have a warning.
In section~\ref{sec:4} it is suppressed. % chktex -1
% In section~\ref{sec:5} we don't have a warning.

\begin{tabular*}{1.0\linewidth}[h]{|c|cc|}
  a & b \\
  \hline
  c & d
\end{tabular*}

% Verb check

\verb@\this is )() lots of errors, etc. Or what?@
\verb#

\begin{verbatim}
\this is
\end{verbatim} FOO

% WipeArg
\autocite[34-35]{text--1---1}

% Bug 60197 -- "double math mode" should be handled okay
\begin{align}
    \begin{array} {l}
        abc
    \end{array} \\
    3 - 2 = 1
    \pi
\end{align}


% Warning 49

\]

% Warning 16,15

$$(

% Local Variables:
% require-final-newline: nil
% End:
% There should be no newline at the end of this file to test bug #46539