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view src/testdir/test_unlet.vim @ 10910:8bff367672a4 v8.0.0344

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patch 8.0.0344: unlet command leaks memory commit https://github.com/vim/vim/commit/49439c4cdf7d2822255f292adda4226656fe144d Author: Bram Moolenaar <Bram@vim.org> Date: Mon Feb 20 23:07:05 2017 +0100 patch 8.0.0344: unlet command leaks memory Problem: Unlet command leaks memory. (Nikolai Pavlov) Solution: Free the memory on error. (closes https://github.com/vim/vim/issues/1497)
author Christian Brabandt <cb@256bit.org>
date Mon, 20 Feb 2017 23:15:04 +0100
parents 99e93f72ff91
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