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view src/testdir/test_unlet.vim @ 11414:c95c5ddc3b0d v8.0.0591

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patch 8.0.0591: changes to eval functionality not documented commit https://github.com/vim/vim/commit/45d2cca1ea3f90fc70ad99d0c6812a9d8536303c Author: Bram Moolenaar <Bram@vim.org> Date: Sun Apr 30 16:36:05 2017 +0200 patch 8.0.0591: changes to eval functionality not documented Problem: Changes to eval functionality not documented. Solution: Include all the changes.
author Christian Brabandt <cb@256bit.org>
date Sun, 30 Apr 2017 16:45:03 +0200
parents 8bff367672a4
children e4d5726e1678
line wrap: on
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