Add regression test for 1525

diff --git a/input/regression/autobeam-start-at-beginning-of-measure-in-3-4.ly b/input/regression/autobeam-start-at-beginning-of-measure-in-3-4.ly
new file mode 100644 (file)
index 0000000..8a86aff
--- /dev/null
+++ b/input/regression/autobeam-start-at-beginning-of-measure-in-3-4.ly
@@ -0,0 +1,19 @@
+\version "2.13.51"
+
+\header {
+
+  texidoc = "
+3/4 beaming has special rules, that are hardcoded in the autobeam
+routines.  When the beaming is changed, beams should start at the
+beginning of the measure.  In this case, the measure should be beamed
+in two.
+"
+}
+
+\relative c' {
+    \time 3/4
+    \set Timing.baseMoment = #(ly:make-moment 1 8)
+    \set Timing.beatStructure = #'(3 3)
+    \set Timing.beamExceptions = #'()
+    c c c c c c
+}