view src/testdir/test_tabline.vim @ 19783:546bdeef35f1 v8.2.0448

patch 8.2.0448: various functions not properly tested Commit: https://github.com/vim/vim/commit/0e05de46226eb4e5ea580beefa71831f92d613d3 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Mar 25 22:23:46 2020 +0100 patch 8.2.0448: various functions not properly tested Problem: Various functions not properly tested. Solution: Add more tests, especially for failures. (Yegappan Lakshmanan, closes #5843)
author Bram Moolenaar <Bram@vim.org>
date Wed, 25 Mar 2020 22:30:04 +0100
parents 325e4a8ba1b6
children 0650d220f742
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source shared.vim

func TablineWithCaughtError()
  let s:func_in_tabline_called = 1
  try
    call eval('unknown expression')
  catch
  endtry
  return ''
endfunc

func TablineWithError()
  let s:func_in_tabline_called = 1
  call eval('unknown expression')
  return ''
endfunc

func 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
endfunc

func 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
endfunc

func Test_redrawtabline()
  if has('gui')
    set guioptions-=e
  endif
  let showtabline_save = &showtabline
  set showtabline=2
  set tabline=%{bufnr('$')}
  edit Xtabline1
  edit Xtabline2
  redraw
  call assert_match(bufnr('$') . '', Screenline(1))
  au BufAdd * redrawtabline
  badd Xtabline3
  call assert_match(bufnr('$') . '', Screenline(1))

  set tabline=
  let &showtabline = showtabline_save
  au! Bufadd
endfunc