diff --git a/src/testdir/test_options.vim b/src/testdir/test_options.vim
index bfa9427..ce59ae1 100644
--- a/src/testdir/test_options.vim
+++ b/src/testdir/test_options.vim
@@ -13,6 +13,12 @@
   set whichwrap+=h,l
   call assert_equal('b,s,h,l', &whichwrap)
 
+  set whichwrap=h,h
+  call assert_equal('h', &whichwrap)
+
+  set whichwrap=h,h,h
+  call assert_equal('h', &whichwrap)
+
   set whichwrap&
 endfunction