diff --git a/src/testdir/test_buffer.vim b/src/testdir/test_buffer.vim
index a743f18..4e8a79f 100644
--- a/src/testdir/test_buffer.vim
+++ b/src/testdir/test_buffer.vim
@@ -374,4 +374,11 @@
   bwipe! SomeNewBuffer
 endfunc
 
+func Test_balt()
+  new SomeNewBuffer
+  balt +3 OtherBuffer
+  e #
+  call assert_equal('OtherBuffer', bufname())
+endfunc
+
 " vim: shiftwidth=2 sts=2 expandtab