diff --git a/src/testdir/test_cursor_func.vim b/src/testdir/test_cursor_func.vim
index c09c683..bded15e 100644
--- a/src/testdir/test_cursor_func.vim
+++ b/src/testdir/test_cursor_func.vim
@@ -25,6 +25,9 @@
   " below last line goes to last line
   eval [9, 1]->cursor()
   call assert_equal([4, 1, 0, 1], getcurpos()[1:])
+  " pass string arguments
+  call cursor('3', '3')
+  call assert_equal([3, 3, 0, 3], getcurpos()[1:])
 
   call setline(1, ["\<TAB>"])
   call cursor(1, 1, 1)