view src/testdir/test_scroll_opt.vim @ 13892:eadecbe4e390 v8.0.1817

patch 8.0.1817: a timer may change v:count unexpectedly commit https://github.com/vim/vim/commit/b0f42ba60d9e6d101d103421ba0c351811615c15 Author: Bram Moolenaar <Bram@vim.org> Date: Sat May 12 15:38:26 2018 +0200 patch 8.0.1817: a timer may change v:count unexpectedly Problem: A timer may change v:count unexpectedly. Solution: Save and restore v:count and similar variables when a timer callback is invoked. (closes #2897)
author Christian Brabandt <cb@256bit.org>
date Sat, 12 May 2018 15:45:05 +0200
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