view src/testdir/test_scroll_opt.vim @ 19121:a51fee786930 v8.2.0120

patch 8.2.0120: virtcol() does not check arguments to be valid Commit: https://github.com/vim/vim/commit/b3d33d8570bc49a7f90990572d7f9630a1bfae02 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jan 15 20:36:55 2020 +0100 patch 8.2.0120: virtcol() does not check arguments to be valid Problem: virtcol() does not check arguments to be valid, which may lead to a crash. Solution: Check the column to be valid. Do not decrement MAXCOL. (closes #5480)
author Bram Moolenaar <Bram@vim.org>
date Wed, 15 Jan 2020 20:45:04 +0100
parents f8f505ffc0a6
children 08940efa6b4e
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" Test for reset 'scroll'
"

func Test_reset_scroll()
  let scr = &l:scroll

  setlocal scroll=1
  setlocal scroll&
  call assert_equal(scr, &l:scroll)

  setlocal scroll=1
  setlocal scroll=0
  call assert_equal(scr, &l:scroll)

  try
    execute 'setlocal scroll=' . (winheight(0) + 1)
    " not reached
    call assert_false(1)
  catch
    call assert_exception('E49:')
  endtry

  split

  let scr = &l:scroll

  setlocal scroll=1
  setlocal scroll&
  call assert_equal(scr, &l:scroll)

  setlocal scroll=1
  setlocal scroll=0
  call assert_equal(scr, &l:scroll)

  quit!
endfunc