patch 8.1.0702: ":sign place" only uses the current buffer commit https://github.com/vim/vim/commit/b589f95b38ddd779d7e696abb0ea011dc92ea903 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jan 7 22:10:00 2019 +0100 patch 8.1.0702: ":sign place" only uses the current buffer Problem: ":sign place" only uses the current buffer. Solution: List signs for all buffers when there is no buffer argument. Fix error message for invalid buffer name in sign_place(). (Yegappan Lakshmanan, closes #3774)

" Tests for :undo

func Test_ex_undo()
  new ex-undo
  setlocal ul=10
  exe "normal ione\n\<Esc>"
  setlocal ul=10
  exe "normal itwo\n\<Esc>"
  setlocal ul=10
  exe "normal ithree\n\<Esc>"
  call assert_equal(4, line('$'))
  undo
  call assert_equal(3, line('$'))
  undo 1
  call assert_equal(2, line('$'))
  undo 0
  call assert_equal(1, line('$'))
  quit!
endfunc