commit https://github.com/vim/vim/commit/472e85970ee3a80abd824bef510df12e9cfe9e96 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Oct 15 17:06:47 2016 +0200 patch 8.0.0035 Problem: Order of matches for 'omnifunc' is messed up. (Danny Su) Solution: Do not set compl_curr_match when called from complete_check(). (closes https://github.com/vim/vim/issues/1168)

" Common preparations for running tests.

" Make sure 'runtimepath' and 'packpath' does not include $HOME.
set rtp=$VIM/vimfiles,$VIMRUNTIME,$VIM/vimfiles/after
if has('packages')
  let &packpath = &rtp
endif

" Only when the +eval feature is present. 
if 1
  " Make sure $HOME does not get read or written.
  let $HOME = '/does/not/exist'
endif