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view src/testdir/test_unlet.vim @ 7593:87e607fb6853 v7.4.1096

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commit https://github.com/vim/vim/commit/a260b87d9da17f605666630f18c1ed909c2b8bae Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jan 15 20:48:22 2016 +0100 patch 7.4.1096 Problem: Need several lines to verify a command produces an error. Solution: Add assert_fails(). (suggested by Nikolay Pavlov) Make the quickfix alloc test actually work.
author Christian Brabandt <cb@256bit.org>
date Fri, 15 Jan 2016 21:00:06 +0100
parents f73876aa9a13
children 99e93f72ff91
line wrap: on
line source

" Tests for :unlet

func Test_read_only()
  try
    " this caused a crash
    unlet count
  catch
    call assert_true(v:exception =~ ':E795:')
  endtry
  try
    " this caused a crash
    unlet errmsg
  catch
    call assert_true(v:exception =~ ':E795:')
  endtry
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
  try
    unlet does_not_exist
  catch
    call assert_true(v:exception =~ ':E108:')
  endtry
endfunc