commit https://github.com/vim/vim/commit/7069bf18e1b1b7bc7640335e07d1022b5acc9048 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 7 20:39:53 2017 +0100 patch 8.0.0150: completion for :filter does not skip the pattern Problem: When the pattern of :filter does not have a separator then completion of the command fails. Solution: Skip over the pattern. (Ozaki Kiichi, clodes #1299)

" Tests for not doing smart indenting when it isn't set.
function! Test_nosmartindent()
  new
  call append(0, ["		some test text",
      	\ "		test text",
      	\ "test text",
      	\ "		test text"])
  set nocindent nosmartindent autoindent
  exe "normal! gg/some\<CR>"
  exe "normal! 2cc#test\<Esc>"
  call assert_equal("		#test", getline(1))
  enew! | close
endfunction