patch 8.0.0927: if a terminal job sends a blank title "running" is not shown commit https://github.com/vim/vim/commit/274a52fd58bbd88f5fe8b96d87abe3574c8169af Author: Bram Moolenaar <Bram@vim.org> Date: Sun Aug 13 16:09:31 2017 +0200 patch 8.0.0927: if a terminal job sends a blank title "running" is not shown Problem: If a terminal job sends a blank title "running" is not shown. Solution: When the title is blank make it empty.

" Test feedkeys() function.

func Test_feedkeys_x_with_empty_string()
  new
  call feedkeys("ifoo\<Esc>")
  call assert_equal('', getline('.'))
  call feedkeys('', 'x')
  call assert_equal('foo', getline('.'))

  " check it goes back to normal mode immediately.
  call feedkeys('i', 'x')
  call assert_equal('foo', getline('.'))
  quit!
endfunc