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view src/testdir/test_unlet.vim @ 12206:bd8d767fb36f v8.0.0983

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patch 8.0.0983: unnecessary check for NULL pointer commit https://github.com/vim/vim/commit/3f9a1ff141412e9e85f7dff47d02946cb9be9228 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Aug 21 22:06:02 2017 +0200 patch 8.0.0983: unnecessary check for NULL pointer Problem: Unnecessary check for NULL pointer. Solution: Remove the NULL check in dialog_changed(), it already happens in dialog_msg(). (Ken Takata)
author Christian Brabandt <cb@256bit.org>
date Mon, 21 Aug 2017 22:15:06 +0200
parents 8bff367672a4
children e4d5726e1678
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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