From 98ab0bb5f7d2138be0b6019769e237e42aafad1a Mon Sep 17 00:00:00 2001
From: zeertzjq <zeertzjq@outlook.com>
Date: Sun, 14 Aug 2022 06:32:00 +0800
Subject: vim-patch:8.2.1297: when a test fails it's often not easy to see
 where

Problem:    When a test fails it's often not easy to see what the call stack
            is.
Solution:   Add more entries from the call stack in the exception message.
https://github.com/vim/vim/commit/a5d0423fa16f18b4576a2a07e50034e489587a7d

Use docs from latest Vim.
---
 src/nvim/testdir/test_expand_func.vim | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

(limited to 'src/nvim/testdir')

diff --git a/src/nvim/testdir/test_expand_func.vim b/src/nvim/testdir/test_expand_func.vim
index b48c2e8a19..388620f87e 100644
--- a/src/nvim/testdir/test_expand_func.vim
+++ b/src/nvim/testdir/test_expand_func.vim
@@ -37,17 +37,28 @@ func Test_expand_sflnum()
   delcommand Flnum
 endfunc
 
-func Test_expand_sfile()
+func Test_expand_sfile_and_stack()
   call assert_match('test_expand_func\.vim$', s:sfile)
-  call assert_match('^function .*\.\.Test_expand_sfile$', expand('<sfile>'))
+  let expected = 'script .*testdir/runtest.vim\[\d\+\]\.\.function RunTheTest\[\d\+\]\.\.Test_expand_sfile_and_stack$'
+  call assert_match(expected , expand('<sfile>'))
+  call assert_match(expected , expand('<stack>'))
 
   " Call in script-local function
-  call assert_match('^function .*\.\.Test_expand_sfile\[5\]\.\.<SNR>\d\+_expand_sfile$', s:expand_sfile())
+  call assert_match('script .*testdir/runtest.vim\[\d\+\]\.\.function RunTheTest\[\d\+\]\.\.Test_expand_sfile_and_stack\[7\]\.\.<SNR>\d\+_expand_sfile$', s:expand_sfile())
 
   " Call in command
   command Sfile echo expand('<sfile>')
-  call assert_match('^function .*\.\.Test_expand_sfile$', trim(execute('Sfile')))
+  call assert_match('script .*testdir/runtest.vim\[\d\+\]\.\.function RunTheTest\[\d\+\]\.\.Test_expand_sfile_and_stack$', trim(execute('Sfile')))
   delcommand Sfile
+
+  " Use <stack> from sourced script.
+  let lines =<< trim END
+    let g:stack_value = expand('<stack>')
+  END
+  call writefile(lines, 'Xstack')
+  source Xstack
+  call assert_match('\<Xstack$', g:stack_value)
+  call delete('Xstack')
 endfunc
 
 func Test_expand_slnum()
-- 
cgit