view src/testdir/test_tabline.vim @ 12996:973a0037f4c3 v8.0.1374

patch 8.0.1374: CTRL-A does not work with an empty line commit https://github.com/vim/vim/commit/5fe6bdf858a7f2f288d599ffb5efb3c08449c817 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Dec 5 17:22:12 2017 +0100 patch 8.0.1374: CTRL-A does not work with an empty line Problem: CTRL-A does not work with an empty line. (Alex) Solution: Decrement the end only once. (Hirohito Higashi, closes https://github.com/vim/vim/issues/2387)
author Christian Brabandt <cb@256bit.org>
date Tue, 05 Dec 2017 17:30:05 +0100
parents ccab37bb9ac9
children 325e4a8ba1b6
line wrap: on
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function! TablineWithCaughtError()
  let s:func_in_tabline_called = 1
  try
    call eval('unknown expression')
  catch
  endtry
  return ''
endfunction

function! TablineWithError()
  let s:func_in_tabline_called = 1
  call eval('unknown expression')
  return ''
endfunction

function! Test_caught_error_in_tabline()
  if has('gui')
    set guioptions-=e
  endif
  let showtabline_save = &showtabline
  set showtabline=2
  let s:func_in_tabline_called = 0
  let tabline = '%{TablineWithCaughtError()}'
  let &tabline = tabline
  redraw!
  call assert_true(s:func_in_tabline_called)
  call assert_equal(tabline, &tabline)
  set tabline=
  let &showtabline = showtabline_save
endfunction

function! Test_tabline_will_be_disabled_with_error()
  if has('gui')
    set guioptions-=e
  endif
  let showtabline_save = &showtabline
  set showtabline=2
  let s:func_in_tabline_called = 0
  let tabline = '%{TablineWithError()}'
  try
    let &tabline = tabline
    redraw!
  catch
  endtry
  call assert_true(s:func_in_tabline_called)
  call assert_equal('', &tabline)
  set tabline=
  let &showtabline = showtabline_save
endfunction