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view src/testdir/test_unlet.vim @ 10259:a09db7a4afe0 v8.0.0027

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commit https://github.com/vim/vim/commit/dc0ccaee68ca24d10050117fbec757ad33590a17 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Oct 9 17:28:01 2016 +0200 patch 8.0.0027 Problem: A channel is closed when reading on stderr or stdout fails, but there may still be something to read on another part. Solution: Turn ch_to_be_closed into a bitfield. (Ozaki Kiichi)
author Christian Brabandt <cb@256bit.org>
date Sun, 09 Oct 2016 17:30:04 +0200
parents 99e93f72ff91
children 8bff367672a4
line wrap: on
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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