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view src/testdir/test_unlet.vim @ 10976:f97a72ad8ffa v8.0.0377

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patch 8.0.0377: possible overflow when reading corrupted undo file commit https://github.com/vim/vim/commit/3eb1637b1bba19519885dd6d377bd5596e91d22c Author: Bram Moolenaar <Bram@vim.org> Date: Sun Feb 26 18:11:36 2017 +0100 patch 8.0.0377: possible overflow when reading corrupted undo file Problem: Possible overflow when reading corrupted undo file. Solution: Check if allocated size is not too big. (King)
author Christian Brabandt <cb@256bit.org>
date Sun, 26 Feb 2017 18:15:04 +0100
parents 8bff367672a4
children e4d5726e1678
line wrap: on
line source

" 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