From c55e8f2c6f5cafe11494df3e2d28ff3d03b92c71 Mon Sep 17 00:00:00 2001
From: smjonas <jonas.strittmatter@gmx.de>
Date: Sat, 31 Dec 2022 14:46:53 +0000
Subject: [PATCH] patch 9.0.1120: tex filetype detection not sufficiently
 tested

Problem:    Tex filetype detection not sufficiently tested.
Solution:   Add more test cases for "tex" detection. (Jonas Strittmatter,
            closes #11765)
---
 src/testdir/test_filetype.vim | 38 ++++++++++++++++++++++++++++++-----
 src/version.c                 |  2 ++
 2 files changed, 35 insertions(+), 5 deletions(-)

diff --git a/src/testdir/test_filetype.vim b/src/testdir/test_filetype.vim
index 4556eb1d1..77e68c7ea 100644
--- a/src/testdir/test_filetype.vim
+++ b/src/testdir/test_filetype.vim
@@ -1653,16 +1653,44 @@ endfunc
 func Test_tex_file()
   filetype on
 
-  " only tests one case, should do more
+  call writefile(['%& pdflatex'], 'Xfile.tex')
+  split Xfile.tex
+  call assert_equal('tex', &filetype)
+  bwipe
+
+  call writefile(['\newcommand{\test}{some text}'], 'Xfile.tex')
+  split Xfile.tex
+  call assert_equal('tex', &filetype)
+  bwipe
+
+  " tex_flavor is unset
+  call writefile(['%& plain'], 'Xfile.tex')
+  split Xfile.tex
+  call assert_equal('plaintex', &filetype)
+  bwipe
+
+  let g:tex_flavor = 'plain'
+  call writefile(['just some text'], 'Xfile.tex')
+  split Xfile.tex
+  call assert_equal('plaintex', &filetype)
+  bwipe
+
   let lines =<< trim END
-      % This is a sentence.
+      % This is a comment.
 
-      This is a sentence.
+      \usemodule[translate]
   END
-  call writefile(lines, "Xfile.tex")
+  call writefile(lines, 'Xfile.tex')
   split Xfile.tex
-  call assert_equal('plaintex', &filetype)
+  call assert_equal('context', &filetype)
+  bwipe
+
+  let g:tex_flavor = 'context'
+  call writefile(['just some text'], 'Xfile.tex')
+  split Xfile.tex
+  call assert_equal('context', &filetype)
   bwipe
+  unlet g:tex_flavor
 
   call delete('Xfile.tex')
   filetype off
diff --git a/src/version.c b/src/version.c
index 92c70ea99..230db82be 100644
--- a/src/version.c
+++ b/src/version.c
@@ -695,6 +695,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1120,
 /**/
     1119,
 /**/
-- 
2.40.0