view src/testdir/test_unlet.vim @ 11321:f57dce6b934b v8.0.0546

patch 8.0.0546: swap file exists briefly when opening the command window commit https://github.com/vim/vim/commit/3bab93998d01a01b7f2a071fa3b8054bb0094625 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Apr 7 15:42:25 2017 +0200 patch 8.0.0546: swap file exists briefly when opening the command window Problem: Swap file exists briefly when opening the command window. Solution: Set the noswapfile command modifier before splitting the window. (James McCoy, closes #1620)
author Christian Brabandt <cb@256bit.org>
date Fri, 07 Apr 2017 15:45:04 +0200
parents 8bff367672a4
children e4d5726e1678
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" Tests for :unlet

func Test_read_only()
  " these caused a crash
  call assert_fails('unlet count', 'E795:')
  call assert_fails('unlet errmsg', 'E795:')
endfunc

func Test_existing()
  let does_exist = 1
  call assert_true(exists('does_exist'))
  unlet does_exist
  call assert_false(exists('does_exist'))
endfunc

func Test_not_existing()
  unlet! does_not_exist
  call assert_fails('unlet does_not_exist', 'E108:')
endfunc

func Test_unlet_fails()
  call assert_fails('unlet v:["count"]', 'E46:')
endfunc