From bc8da6cdbe4e300344e45dbc2eb5b22a7afc9e89 Mon Sep 17 00:00:00 2001
From: Jan Edmund Lazo <jan.lazo@mail.utoronto.ca>
Date: Sun, 22 Dec 2019 11:24:48 -0500
Subject: vim-patch:8.0.1767: with 'incsearch' text may jump up and down

Problem:    With 'incsearch' text may jump up and down. ()
Solution:   Besides w_botline also save and restore w_empty_rows.
            (closes # 2530)
https://github.com/vim/vim/commit/9d34d90210ba52ebaf45973282e5921f5af364c7
---
 src/nvim/testdir/test_search.vim | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'src/nvim/testdir')

diff --git a/src/nvim/testdir/test_search.vim b/src/nvim/testdir/test_search.vim
index 68eb311e3c..5d99027ca5 100644
--- a/src/nvim/testdir/test_search.vim
+++ b/src/nvim/testdir/test_search.vim
@@ -1,6 +1,7 @@
 " Test for the search command
 
 source shared.vim
+source screendump.vim
 
 func Test_search_cmdline()
   " See test/functional/legacy/search_spec.lua
@@ -549,6 +550,36 @@ func Test_incsearch_with_change()
   call delete('Xis_change_script')
 endfunc
 
+func Test_incsearch_scrolling()
+  if !CanRunVimInTerminal()
+    return
+  endif
+  call assert_equal(0, &scrolloff)
+  call writefile([
+	\ 'let dots = repeat(".", 120)',
+	\ 'set incsearch cmdheight=2 scrolloff=0',
+	\ 'call setline(1, [dots, dots, dots, "", "target", dots, dots])',
+	\ 'normal gg',
+	\ 'redraw',
+	\ ], 'Xscript')
+  let buf = RunVimInTerminal('-S Xscript', {'rows': 9, 'cols': 70})
+  " Need to send one key at a time to force a redraw
+  call term_sendkeys(buf, '/')
+  sleep 100m
+  call term_sendkeys(buf, 't')
+  sleep 100m
+  call term_sendkeys(buf, 'a')
+  sleep 100m
+  call term_sendkeys(buf, 'r')
+  sleep 100m
+  call term_sendkeys(buf, 'g')
+  call VerifyScreenDump(buf, 'Test_incsearch_scrolling_01', {})
+
+  call term_sendkeys(buf, "\<Esc>")
+  call StopVimInTerminal(buf)
+  call delete('Xscript')
+endfunc
+
 func Test_search_undefined_behaviour()
   if !has("terminal")
     return
-- 
cgit