commit https://github.com/vim/vim/commit/437905c25d4cedfa16d0f87392e4a000d22362b7 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Apr 26 19:01:05 2016 +0200 patch 7.4.1789 Problem: Cannot use ch_read() in the close callback. Solution: Do not discard the channel if there is readahead. Do not discard readahead if there is a close callback.

" Test glob2regpat()

func Test_invalid()
  call assert_fails('call glob2regpat(1.33)', 'E806:')
endfunc

func Test_valid()
  call assert_equal('^foo\.', glob2regpat('foo.*'))
  call assert_equal('\.vim$', glob2regpat('*.vim'))
endfunc