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view src/testdir/test_unlet.vim @ 7879:895150cd3e6f v7.4.1236

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commit https://github.com/vim/vim/commit/885f24fbcae2a39ae496ffb3a1e139379be8fae1 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Feb 1 22:54:46 2016 +0100 patch 7.4.1236 Problem: When "syntax manual" was used switching between buffers removes the highlighting. Solution: Set the syntax option without changing the value. (Anton Lindqvist)
author Christian Brabandt <cb@256bit.org>
date Mon, 01 Feb 2016 23:00:06 +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