From 097d04ac71499f5ba0126ab6f731d4f4af0a4e84 Mon Sep 17 00:00:00 2001
From: James McCoy <jamessan@jamessan.com>
Date: Sun, 19 Mar 2017 15:10:27 -0400
Subject: vim-patch:8.0.0393

Problem:    When the same tag appears more than once, the order is
            unpredictable. (Charles Campbell)
Solution:   Besides using a dict for finding duplicates, use a grow array for
            keeping the tags in sequence.

https://github.com/vim/vim/commit/98e83b295628bc29bc67bcc1adb8ae75d01b8e07
---
 src/nvim/testdir/test_tagjump.vim | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'src/nvim/testdir')

diff --git a/src/nvim/testdir/test_tagjump.vim b/src/nvim/testdir/test_tagjump.vim
index 54b5f4afd6..2044c23f79 100644
--- a/src/nvim/testdir/test_tagjump.vim
+++ b/src/nvim/testdir/test_tagjump.vim
@@ -35,10 +35,34 @@ func Test_static_tagjump()
   tag one
   call assert_equal(2, line('.'))
 
+  bwipe!
   set tags&
   call delete('Xtags')
   call delete('Xfile1')
+endfunc
+
+func Test_duplicate_tagjump()
+  set tags=Xtags
+  call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//",
+        \ "thesame\tXfile1\t1;\"\td\tfile:",
+        \ "thesame\tXfile1\t2;\"\td\tfile:",
+        \ "thesame\tXfile1\t3;\"\td\tfile:",
+        \ ],
+        \ 'Xtags')
+  new Xfile1
+  call setline(1, ['thesame one', 'thesame two', 'thesame three'])
+  write
+  tag thesame
+  call assert_equal(1, line('.'))
+  tnext
+  call assert_equal(2, line('.'))
+  tnext
+  call assert_equal(3, line('.'))
+
   bwipe!
+  set tags&
+  call delete('Xtags')
+  call delete('Xfile1')
 endfunc
 
 " vim: shiftwidth=2 sts=2 expandtab
-- 
cgit