added test for beamExceptions that failed in 2.15.39 in 3/4 for 1/32nd notes

diff --git a/input/regression/auto-beam-exceptions.ly b/input/regression/auto-beam-exceptions.ly
new file mode 100644 (file)
index 0000000..c62e303
--- /dev/null
+++ b/input/regression/auto-beam-exceptions.ly
@@ -0,0 +1,50 @@
+\version "2.15.42"
+
+\header {
+
+  doctitle = "beamExceptions"
+
+  texinfo = "beamExceptions is used to modify the automatic beaming for certain durations;
+  the expected grouping is given after the note duration"
+
+}
+
+\relative c' {
+  \time 2/4
+  \set Score.beamExceptions = #'(
+    ( end .
+      (
+        ( (1 . 32) . (4 4 4 4) )
+      )
+    )
+  )
+  \repeat unfold 16 c32
+  \time 3/4
+  \set Score.beamExceptions = #'(
+    ( end .
+      (
+        ( (1 . 32) . (4 4 4 4 4 4) )
+      )
+    )
+  )
+  \repeat unfold 24 c32
+  c8 c32 c32 c32 c32 c16 c16 c32 c32 c32 c32 c16 c32 c32 c32 c32 c32 c32
+  \time 4/4
+  \set Score.beamExceptions = #'(
+    ( end .
+      (
+        ( (1 . 32) . (4 4 4 4 4 4 4 4) )
+      )
+    )
+  )
+  \repeat unfold 32 c32
+  \time 6/8
+  \set Score.beamExceptions = #'(
+    ( end .
+      (
+        ( (1 . 32) . (4 4 4 4 4 4) )
+      )
+    )
+  )
+  \repeat unfold 24 c32
+}