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view src/testdir/test_unlet.vim @ 12742:af961e38e508 v8.0.1249

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patch 8.0.1249: no error when WaitFor() gets an invalid wrong expression commit https://github.com/vim/vim/commit/c20e0d52071a3f6e12321ec3344024faa4695da9 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Nov 2 18:19:19 2017 +0100 patch 8.0.1249: no error when WaitFor() gets an invalid wrong expression Problem: No error when WaitFor() gets an invalid wrong expression. Solution: Do not ignore errors in evaluationg the expression. Fix places where the expression was wrong.
author Christian Brabandt <cb@256bit.org>
date Thu, 02 Nov 2017 18:30:05 +0100
parents 8bff367672a4
children e4d5726e1678
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

func Test_unlet_fails()
  call assert_fails('unlet v:["count"]', 'E46:')
endfunc