diff --git a/src/testdir/test_bufwintabinfo.vim b/src/testdir/test_bufwintabinfo.vim
index f201753..1d8e74a 100644
--- a/src/testdir/test_bufwintabinfo.vim
+++ b/src/testdir/test_bufwintabinfo.vim
@@ -50,6 +50,7 @@
 
   only
   let w1_id = win_getid()
+  setl foldcolumn=3
   new
   let w2_id = win_getid()
   tabnew | let w3_id = win_getid()
@@ -68,6 +69,7 @@
   call assert_equal(winbufnr(2), winlist[1].bufnr)
   call assert_equal(winheight(2), winlist[1].height)
   call assert_equal(1, winlist[1].wincol)
+  call assert_equal(3, winlist[1].textoff)  " foldcolumn
   call assert_equal(tablineheight + winheight(1) + 2, winlist[1].winrow)
 
   call assert_equal(1, winlist[2].winnr)