Add finale-specific test for handling <forward> note tags

music21/musicxml/test_xmlToM21.py

@@ -1247,9 +1247,20 @@ def testHiddenRests(self):
         from music21 import corpus
         from music21.musicxml import testPrimitive
 
+        # With most software, <forward> tags should map to no objects at all
         # Voice 1: Half note, <forward> (quarter), quarter note
         # Voice 2: <forward> (half), quarter note, <forward> (quarter)
-        s = converter.parse(testPrimitive.hiddenRests)
+        s = converter.parse(testPrimitive.hiddenRestsNoFinale)
+        v1, v2 = s.recurse().voices
+        # No rests should have been added
+        self.assertFalse(v1.getElementsByClass(note.Rest))
+        self.assertFalse(v2.getElementsByClass(note.Rest))
+
+        # Finale uses <forward> tags to represent hidden rests,
+        # so we want to have rests here
+        # Voice 1: Half note, <forward> (quarter), quarter note
+        # Voice 2: <forward> (half), quarter note, <forward> (quarter)
+        s = converter.parse(testPrimitive.hiddenRestsFinale)
         v1, v2 = s.recurse().voices
         self.assertEqual(v1.duration.quarterLength, v2.duration.quarterLength)