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view src/testdir/test_tabline.vim @ 15109:b91cd042c2fc v8.1.0565

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patch 8.1.0565: asan complains about reading before allocated block commit https://github.com/vim/vim/commit/10600db772a6b50093b8027509d7089c209d1e26 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Dec 5 19:46:07 2018 +0100 patch 8.1.0565: asan complains about reading before allocated block Problem: Asan complains about reading before allocated block. Solution: Workaround: Avoid offset from becoming negative.
author Bram Moolenaar <Bram@vim.org>
date Wed, 05 Dec 2018 20:00:07 +0100
parents ccab37bb9ac9
children 325e4a8ba1b6
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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