patch 8.0.0269: may get ml_get error when :perldo deletes lines commit https://github.com/vim/vim/commit/85b5743d3e69f96882b6124d4b4ebf873ca24707 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 29 22:59:12 2017 +0100 patch 8.0.0269: may get ml_get error when :perldo deletes lines Problem: May get ml_get error when :perldo deletes lines or switches to another buffer. (Nikolai Pavlov, issue https://github.com/vim/vim/issues/1421) Solution: Check the buffer and line every time.

" Tests for various Visual mode.
if !has('visual')
  finish
endif

func Test_block_shift_multibyte()
  " Uses double-wide character.
  if !has('multi_byte')
    return
  endif
  split
  call setline(1, ['xヹxxx', 'ヹxxx'])
  exe "normal 1G0l\<C-V>jl>"
  call assert_equal('x	 ヹxxx', getline(1))
  call assert_equal('	ヹxxx', getline(2))
  q!
endfunc

func Test_dotregister_paste()
  new
  exe "norm! ihello world\<esc>"
  norm! 0ve".p
  call assert_equal('hello world world', getline(1))
  q!
endfunc