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-rw-r--r--src/nvim/testdir/test_autocmd.vim18
1 files changed, 18 insertions, 0 deletions
diff --git a/src/nvim/testdir/test_autocmd.vim b/src/nvim/testdir/test_autocmd.vim
index c1a120efa4..e3362cd28f 100644
--- a/src/nvim/testdir/test_autocmd.vim
+++ b/src/nvim/testdir/test_autocmd.vim
@@ -2661,5 +2661,23 @@ func Test_bufwipeout_changes_window()
%bwipe!
endfunc
+func Test_v_event_readonly()
+ autocmd CompleteChanged * let v:event.width = 0
+ call assert_fails("normal! i\<C-X>\<C-V>", 'E46:')
+ au! CompleteChanged
+
+ autocmd DirChangedPre * let v:event.directory = ''
+ call assert_fails('cd .', 'E46:')
+ au! DirChangedPre
+
+ autocmd ModeChanged * let v:event.new_mode = ''
+ call assert_fails('normal! cc', 'E46:')
+ au! ModeChanged
+
+ autocmd TextYankPost * let v:event.operator = ''
+ call assert_fails('normal! yy', 'E46:')
+ au! TextYankPost
+endfunc
+
" vim: shiftwidth=2 sts=2 expandtab