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view src/testdir/test_unlet.vim @ 12718:f8f505ffc0a6 v8.0.1237

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patch 8.0.1237: ":set scroll&" often gives an error commit https://github.com/vim/vim/commit/af2d20c6285c1d2973e3d9b5e8f727e3ed180493 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Oct 29 15:26:57 2017 +0100 patch 8.0.1237: ":set scroll&" often gives an error Problem: ":set scroll&" often gives an error. Solution: Don't use a fixed default value, use half the window height. Add a test. (Ozaki Kiichi, closes #2104)
author Christian Brabandt <cb@256bit.org>
date Sun, 29 Oct 2017 15:30:04 +0100
parents 8bff367672a4
children e4d5726e1678
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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