[elpa] externals/auctex 4ad82777c0 08/24: Add new test for indent

[Tassilo Horn]

branch: externals/auctex
commit 4ad82777c0d31d8121a20b19b1577e893ffd86fe
Author: Ikumi Keita <ikumi@ikumi.que.jp>
Commit: Ikumi Keita <ikumi@ikumi.que.jp>

    Add new test for indent
    
    * tests/latex/latex-test.el (LaTeX-indent-tabular): Add cookie to
    recognize \usepackage.
    * tests/latex/tabular-in.tex:
    * tests/latex/tabular-out.tex:
    Add \usepackage to deal with align and aligned environments.
    Add new test involving aligned environment.
---
 tests/latex/latex-test.el   |  2 ++
 tests/latex/tabular-in.tex  | 14 ++++++++++++++
 tests/latex/tabular-out.tex | 14 ++++++++++++++
 3 files changed, 30 insertions(+)

diff --git a/tests/latex/latex-test.el b/tests/latex/latex-test.el
index e02b2185c1..aff0adcc60 100644
--- a/tests/latex/latex-test.el
+++ b/tests/latex/latex-test.el
@@ -55,6 +55,8 @@
            (with-temp-buffer
              (insert-file-contents LaTeX-indent-tabular-test/in)
              (LaTeX-mode)
+             (let ((TeX-parse-self t))
+               (TeX-update-style t))
              (indent-region (point-min) (point-max))
              (buffer-string))
            (with-temp-buffer
diff --git a/tests/latex/tabular-in.tex b/tests/latex/tabular-in.tex
index 8f75ab72db..faaf4057d1 100644
--- a/tests/latex/tabular-in.tex
+++ b/tests/latex/tabular-in.tex
@@ -1,4 +1,5 @@
 \documentclass{article}
+\usepackage{amsmath}
 \begin{document}
 \begin{tabular}{llll}
 Lorem ipsum dolor & sit amet, ei mei
@@ -39,6 +40,19 @@ detraxit          & no.        & Ne sea doming   & deserunt.
 9
 \end{align}
 
+% Example given by Uwe Brauer <oub@mat.ucm.es>.
+% (https://lists.gnu.org/r/auctex-devel/2022-01/msg00055.html)
+\begin{equation}
+  \begin{aligned}
+&n u m=\left[\begin{array}{ll}
+2 & 25
+\end{array}\right] \\
+&d e n=\left[\begin{array}{lll}
+1 & 4 & 25
+\end{array}\right]
+\end{aligned}
+\end{equation}
+
 % Next table tests filling with a control symbol \& inside a cell; the
 % function `LaTeX-indent-tabular' now (March 2017) detects \&, see:
 % https://debbugs.gnu.org/cgi/bugreport.cgi?bug=26010
diff --git a/tests/latex/tabular-out.tex b/tests/latex/tabular-out.tex
index 73521d2d05..9e4cec1a72 100644
--- a/tests/latex/tabular-out.tex
+++ b/tests/latex/tabular-out.tex
@@ -1,4 +1,5 @@
 \documentclass{article}
+\usepackage{amsmath}
 \begin{document}
 \begin{tabular}{llll}
   Lorem ipsum dolor & sit amet, ei mei
@@ -39,6 +40,19 @@
           9
 \end{align}
 
+% Example given by Uwe Brauer <oub@mat.ucm.es>.
+% (https://lists.gnu.org/r/auctex-devel/2022-01/msg00055.html)
+\begin{equation}
+  \begin{aligned}
+    &n u m=\left[\begin{array}{ll}
+                   2 & 25
+                 \end{array}\right] \\
+    &d e n=\left[\begin{array}{lll}
+                   1 & 4 & 25
+                 \end{array}\right]
+  \end{aligned}
+\end{equation}
+
 % Next table tests filling with a control symbol \& inside a cell; the
 % function `LaTeX-indent-tabular' now (March 2017) detects \&, see:
 % https://debbugs.gnu.org/cgi/bugreport.cgi?bug=26010