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view src/testdir/test_unlet.vim @ 8230:51ca0cee512e v7.4.1408

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commit https://github.com/vim/vim/commit/3ea0f1ae318db6cd9413914bb2ff824d71cefc6e Author: Bram Moolenaar <Bram@vim.org> Date: Tue Feb 23 22:07:32 2016 +0100 patch 7.4.1408 Problem: MS-Windows doesn't have isnan() and isinf(). Solution: Use _isnan() and _isinf().
author Christian Brabandt <cb@256bit.org>
date Tue, 23 Feb 2016 22:15:05 +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