From ac353e87aecf02315d82a3ad22725d2bc8140f0c Mon Sep 17 00:00:00 2001
From: zeertzjq <zeertzjq@outlook.com>
Date: Sat, 28 Oct 2023 10:42:18 +0800
Subject: vim-patch:9.0.2075: TextChangedI may not always trigger (#25808)

Problem:  TextChangedI may not always trigger
Solution: trigger it in more cases: for insert/
          append/change operations, and when
          opening a new line,

fixes: vim/vim#13367
closes: vim/vim#13375

https://github.com/vim/vim/commit/4bca4897a12dfb91b3b27e3083fd5f370bd857d1

Co-authored-by: Christian Brabandt <cb@256bit.org>
---
 test/functional/autocmd/textchanged_spec.lua | 39 +++++++++++++++++++++-------
 1 file changed, 30 insertions(+), 9 deletions(-)

(limited to 'test/functional/autocmd/textchanged_spec.lua')

diff --git a/test/functional/autocmd/textchanged_spec.lua b/test/functional/autocmd/textchanged_spec.lua
index b90a0fd020..b621eb36bf 100644
--- a/test/functional/autocmd/textchanged_spec.lua
+++ b/test/functional/autocmd/textchanged_spec.lua
@@ -4,6 +4,7 @@ local exec = helpers.exec
 local command = helpers.command
 local feed = helpers.feed
 local eq = helpers.eq
+local neq = helpers.neq
 local eval = helpers.eval
 local poke_eventloop = helpers.poke_eventloop
 
@@ -26,14 +27,14 @@ it('TextChangedI and TextChangedP autocommands', function()
   poke_eventloop()
   feed('<esc>')
   -- TextChangedI triggers only if text is actually changed in Insert mode
-  eq('', eval('g:autocmd'))
+  eq('I', eval('g:autocmd'))
 
   command([[let g:autocmd = '']])
   feed('S')
   poke_eventloop()
   feed('f')
   poke_eventloop()
-  eq('I', eval('g:autocmd'))
+  eq('II', eval('g:autocmd'))
   feed('<esc>')
 
   command([[let g:autocmd = '']])
@@ -43,7 +44,7 @@ it('TextChangedI and TextChangedP autocommands', function()
   poke_eventloop()
   feed('<C-N>')
   poke_eventloop()
-  eq('IP', eval('g:autocmd'))
+  eq('IIP', eval('g:autocmd'))
   feed('<esc>')
 
   command([[let g:autocmd = '']])
@@ -55,7 +56,7 @@ it('TextChangedI and TextChangedP autocommands', function()
   poke_eventloop()
   feed('<C-N>')
   poke_eventloop()
-  eq('IPP', eval('g:autocmd'))
+  eq('IIPP', eval('g:autocmd'))
   feed('<esc>')
 
   command([[let g:autocmd = '']])
@@ -69,7 +70,7 @@ it('TextChangedI and TextChangedP autocommands', function()
   poke_eventloop()
   feed('<C-N>')
   poke_eventloop()
-  eq('IPPP', eval('g:autocmd'))
+  eq('IIPPP', eval('g:autocmd'))
   feed('<esc>')
 
   command([[let g:autocmd = '']])
@@ -84,7 +85,7 @@ it('TextChangedI and TextChangedP autocommands', function()
   feed('<C-N>')
   poke_eventloop()
   feed('<C-N>')
-  eq('IPPPP', eval('g:autocmd'))
+  eq('IIPPPP', eval('g:autocmd'))
   feed('<esc>')
 
   eq({'foo', 'bar', 'foobar', 'foo'}, eval('getline(1, "$")'))
@@ -145,17 +146,37 @@ it('TextChangedI and TextChanged', function()
   eq('', eval('g:autocmd_n'))
   eq('I5', eval('g:autocmd_i'))
 
-  command([[call feedkeys("yyp", 'tnix')]])
+  feed('yyp')
   eq('N6', eval('g:autocmd_n'))
   eq('I5', eval('g:autocmd_i'))
 
   -- TextChangedI should only trigger if change was done in Insert mode
   command([[let g:autocmd_i = '']])
-  command([[call feedkeys("yypi\<esc>", 'tnix')]])
+  feed('yypi<esc>')
   eq('', eval('g:autocmd_i'))
 
   -- TextChanged should only trigger if change was done in Normal mode
   command([[let g:autocmd_n = '']])
-  command([[call feedkeys("ibar\<esc>", 'tnix')]])
+  feed('ibar<esc>')
   eq('', eval('g:autocmd_n'))
+
+  local function validate_mixed_textchangedi(keys)
+    feed('ifoo<esc>')
+    command([[let g:autocmd_i = '']])
+    command([[let g:autocmd_n = '']])
+    for _, s in ipairs(keys) do
+      feed(s)
+      poke_eventloop()
+    end
+    neq('', eval('g:autocmd_i'))
+    eq('', eval('g:autocmd_n'))
+  end
+
+  validate_mixed_textchangedi({'o', '<esc>'})
+  validate_mixed_textchangedi({'O', '<esc>'})
+  validate_mixed_textchangedi({'ciw', '<esc>'})
+  validate_mixed_textchangedi({'cc', '<esc>'})
+  validate_mixed_textchangedi({'C', '<esc>'})
+  validate_mixed_textchangedi({'s', '<esc>'})
+  validate_mixed_textchangedi({'S', '<esc>'})
 end)
-- 
cgit