patch 8.0.1589: error for setting 'modifiable' when resetting it commit https://github.com/vim/vim/commit/d7db27bafd1045281c965d9483539748a744de70 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Mar 7 23:02:33 2018 +0100 patch 8.0.1589: error for setting 'modifiable' when resetting it Problem: Error for setting 'modifiable' when resetting it. Solution: Check if 'modifiable' was actually set.

" Tests for autoload

set runtimepath=./sautest

func Test_autoload_dict_func()
  let g:loaded_foo_vim = 0
  let g:called_foo_bar_echo = 0
  call g:foo#bar.echo()
  call assert_equal(1, g:loaded_foo_vim)
  call assert_equal(1, g:called_foo_bar_echo)
endfunc

func Test_source_autoload()
  let g:loaded_sourced_vim = 0
  source sautest/autoload/sourced.vim
  call assert_equal(1, g:loaded_sourced_vim)
endfunc