patch 8.2.2399: fold test fails in wide terminal Commit: https://github.com/vim/vim/commit/7cf0c114d690c91ac88c92a1a6f1b1935cb6410f Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 24 12:00:01 2021 +0100 patch 8.2.2399: fold test fails in wide terminal Problem: Fold test fails in wide terminal. Solution: Adjust the test. (Dominique Pelle, closes https://github.com/vim/vim/issues/7731, closes https://github.com/vim/vim/issues/7739)

" Script to fill the window with emoji characters, one per line.
" Source this script: :source %

if &modified
  new
else
  enew
endif

" Use a compiled Vim9 function for speed
def DoIt()
  var lnum = 1
  for c in range(0x100, 0x1ffff)
    var cs = nr2char(c)
    if charclass(cs) == 3
      setline(lnum, '|' .. cs .. '| ' .. strwidth(cs))
      lnum += 1
    endif
  endfor
enddef

call DoIt()
set nomodified