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view src/testdir/test_scrollbind.vim @ 13690:4034ddb84f01 v8.0.1717

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patch 8.0.1717: C89 check causes too much trouble commit https://github.com/vim/vim/commit/3cba73423e5304ef7ccdb2280d65562d2f06f483 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Apr 15 13:12:46 2018 +0200 patch 8.0.1717: C89 check causes too much trouble Problem: C89 check causes too much trouble. Solution: Remove enforcing C89 for now.
author Christian Brabandt <cb@256bit.org>
date Sun, 15 Apr 2018 13:15:06 +0200
parents 0240e7e3d736
children 687ab2b5252b
line wrap: on
line source

" Test for 'scrollbind' causing an unexpected scroll of one of the windows.
func Test_scrollbind()
  " We don't want the status line to cause problems:
  set laststatus=0
  let totalLines = &lines * 20
  let middle = totalLines / 2
  new | only
  for i in range(1, totalLines)
      call setline(i, 'LINE ' . i)
  endfor
  exe string(middle)
  normal zt
  normal M
  aboveleft vert new
  for i in range(1, totalLines)
      call setline(i, 'line ' . i)
  endfor
  exe string(middle)
  normal zt
  normal M
  " Execute the following two commands at once to reproduce the problem.
  setl scb | wincmd p
  setl scb
  wincmd w
  let topLineLeft = line('w0')
  wincmd p
  let topLineRight = line('w0')
  setl noscrollbind
  wincmd p
  setl noscrollbind
  call assert_equal(0, topLineLeft - topLineRight)
endfunc