patch 8.1.0049: shell cannot tell running in a terminal window commit https://github.com/vim/vim/commit/d7a137fb0d980545dd567bee9c24cf7b9c3a2eae Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jun 12 18:05:24 2018 +0200 patch 8.1.0049: shell cannot tell running in a terminal window Problem: Shell cannot tell running in a terminal window. Solution: Add the VIM_TERMINAL environment variable. (Christian Brabandt)

" Test 'autochdir' behavior

if !exists("+autochdir")
  finish
endif

func Test_set_filename()
  let cwd = getcwd()
  call test_autochdir()
  set acd
  new
  w samples/Xtest
  call assert_equal("Xtest", expand('%'))
  call assert_equal("samples", substitute(getcwd(), '.*/\(\k*\)', '\1', ''))
  bwipe!
  set noacd
  exe 'cd ' . cwd
  call delete('samples/Xtest')
endfunc