-#(ly:set-option 'old-relative)
-\version "1.9.1"
-\header
-{
- texidoc= "Quarter notes may be beamed: the beam is halted momentarily."
-}
+\version "2.19.21"
+
+#(ly:set-option 'warning-as-error #f)
+#(ly:expect-warning (_ "stem does not fit in beam"))
+#(ly:expect-warning (_ "beam was started here"))