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diff src/testdir/test_vim9_script.vim @ 24079:a9ff8368d35f v8.2.2581

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patch 8.2.2581: Vim9: sourcing Vim9 script triggers a redraw Commit: https://github.com/vim/vim/commit/37294bd6a2afbf0fc8a1c34cbe102336b0bd0a82 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Mar 10 13:40:08 2021 +0100 patch 8.2.2581: Vim9: sourcing Vim9 script triggers a redraw Problem: Vim9: sourcing Vim9 script triggers a redraw. Solution: Do not let setting/restoring 'cpoptions' cause a redraw. (closes #7920)
author Bram Moolenaar <Bram@vim.org>
date Wed, 10 Mar 2021 13:45:03 +0100
parents 5006d95ef82d
children 7d28bac98927
line wrap: on
line diff
--- a/src/testdir/test_vim9_script.vim
+++ b/src/testdir/test_vim9_script.vim
@@ -5,6 +5,7 @@ source term_util.vim
 source view_util.vim
 source vim9.vim
 source shared.vim
+source screendump.vim
 
 def Test_range_only()
   new
@@ -3338,6 +3339,36 @@ def Test_restoring_cpo()
   set cpo&vim
 enddef
 
+def Test_no_redraw_when_restoring_cpo()
+  CheckScreendump
+
+  var lines =<< trim END
+    vim9script
+    def script#func()
+    enddef
+  END
+  mkdir('Xdir/autoload', 'p')
+  writefile(lines, 'Xdir/autoload/script.vim')
+
+  lines =<< trim END
+      vim9script
+      set cpo+=M
+      exe 'set rtp^=' .. getcwd() .. '/Xdir'
+      au CmdlineEnter : ++once timer_start(0, () => script#func())
+      setline(1, 'some text')
+  END
+  writefile(lines, 'XTest_redraw_cpo')
+  var buf = RunVimInTerminal('-S XTest_redraw_cpo', {'rows': 6})
+  term_sendkeys(buf, "V:")
+  VerifyScreenDump(buf, 'Test_vim9_no_redraw', {})
+
+  # clean up
+  term_sendkeys(buf, "\<Esc>u")
+  StopVimInTerminal(buf)
+  delete('XTest_redraw_cpo')
+  delete('Xdir', 'rf')
+enddef
+
 
 def Test_unset_any_variable()
   var lines =<< trim END