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view src/testdir/test_unlet.vim @ 10482:712acb0ad6a8 v8.0.0134

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commit https://github.com/vim/vim/commit/c4bfedabe057c05f09a455a5851089e177fa9c00 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Dec 14 21:42:00 2016 +0100 patch 8.0.0134 Problem: Null pointer access reported by UBsan. Solution: Check curwin->w_buffer is not NULL. (Yegappan Lakshmanan)
author Christian Brabandt <cb@256bit.org>
date Wed, 14 Dec 2016 21:45:04 +0100
parents 99e93f72ff91
children 8bff367672a4
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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