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diff src/testdir/test_popupwin.vim @ 17151:ebe9aab81898 v8.1.1575

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patch 8.1.1575: callbacks may be garbage collected commit https://github.com/vim/vim/commit/75a1a9415b9c207de5a29b25c0d1949c6c9c5c61 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jun 20 03:45:36 2019 +0200 patch 8.1.1575: callbacks may be garbage collected Problem: Callbacks may be garbage collected. Solution: Set reference in callbacks. (Ozaki Kiichi, closes https://github.com/vim/vim/issues/4564)
author Bram Moolenaar <Bram@vim.org>
date Thu, 20 Jun 2019 04:00:07 +0200
parents c90fdb999393
children 6990c1160ea5
line wrap: on
line diff
--- a/src/testdir/test_popupwin.vim
+++ b/src/testdir/test_popupwin.vim
@@ -1467,3 +1467,19 @@ func Test_set_get_options()
 
   call popup_close(winid)
 endfunc
+
+func Test_popupwin_garbage_collect()
+  func MyPopupFilter(x, winid, c)
+    " NOP
+  endfunc
+
+  let winid = popup_create('something', {'filter': function('MyPopupFilter', [{}])})
+  call test_garbagecollect_now()
+  redraw
+  " Must not crach caused by invalid memory access
+  call feedkeys('j', 'xt')
+  call assert_true(v:true)
+
+  call popup_close(winid)
+  delfunc MyPopupFilter
+endfunc