Mercurial > vim
diff src/testdir/test_vim9_script.vim @ 22602:2c77ec32deeb v8.2.1849
patch 8.2.1849: Vim9: garbage collection frees block-local variables
Commit: https://github.com/vim/vim/commit/ed234f24f3a6d697ba9b786d0bc74d4682bfdf47
Author: Bram Moolenaar <Bram@vim.org>
Date: Thu Oct 15 20:42:20 2020 +0200
patch 8.2.1849: Vim9: garbage collection frees block-local variables
Problem: Vim9: garbage collection frees block-local variables.
Solution: Mark all script variables as used.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Thu, 15 Oct 2020 20:45:05 +0200 |
parents | 107eae953b87 |
children | b08f435d5b86 |
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--- a/src/testdir/test_vim9_script.vim +++ b/src/testdir/test_vim9_script.vim @@ -253,31 +253,47 @@ enddef def Test_block_local_vars() var lines =<< trim END vim9script + v:testing = 1 if true - var text = 'hello' - def SayHello(): string + var text = ['hello'] + def SayHello(): list<string> return text enddef def SetText(v: string) - text = v + text = [v] enddef endif if true - var text = 'again' - def SayAgain(): string + var text = ['again'] + def SayAgain(): list<string> return text enddef endif + + # test that the "text" variables are not cleaned up + test_garbagecollect_now() + defcompile - assert_equal('hello', SayHello()) - assert_equal('again', SayAgain()) + assert_equal(['hello'], SayHello()) + assert_equal(['again'], SayAgain()) SetText('foobar') - assert_equal('foobar', SayHello()) + assert_equal(['foobar'], SayHello()) + + call writefile(['ok'], 'Xdidit') + qall! END - CheckScriptSuccess(lines) + + # need to execute this with a separate Vim instance to avoid the current + # context gets garbage collected. + writefile(lines, 'Xscript') + RunVim([], [], '-S Xscript') + assert_equal(['ok'], readfile('Xdidit')) + + delete('Xscript') + delete('Xdidit') enddef func g:NoSuchFunc()