patch 8.1.0088: terminal test for stdout and stderr is a bit flaky commit https://github.com/vim/vim/commit/5319191a2a726c18a153ee53e9fac506340d16c7 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jun 19 20:08:14 2018 +0200 patch 8.1.0088: terminal test for stdout and stderr is a bit flaky Problem: Terminal test for stdout and stderr is a bit flaky. Solution: Wait for both stdout and stderr to have been processed. (Ozaki Kiichi, closes #2991)

" Tests for the Tcl interface.

if !has('tcl')
  finish
end

function Test_tcldo()
  " Check deleting lines does not trigger ml_get error.
  new
  call setline(1, ['one', 'two', 'three'])
  tcldo ::vim::command %d_
  bwipe!

  " Check switching to another buffer does not trigger ml_get error.
  new
  let wincount = winnr('$')
  call setline(1, ['one', 'two', 'three'])
  tcldo ::vim::command new
  call assert_equal(wincount + 1, winnr('$'))
  bwipe!
  bwipe!
endfunc