Experimental parser: always apply default transitions

tools/lexer_generator/test/term_test.py

Index: tools/lexer_generator/test/term_test.py
diff --git a/tools/lexer_generator/test/term_test.py b/tools/lexer_generator/test/term_test.py
index 4b7475be511fdddfec0cc12540322a1ce98ec7c4..028abc801b4a80febf979e37da571674da19ebd0 100644
--- a/tools/lexer_generator/test/term_test.py
+++ b/tools/lexer_generator/test/term_test.py
@@ -35,17 +35,17 @@ class TermTestCase(unittest.TestCase):
     t = Term('a')
     self.assertEqual('a', t.name())
     self.assertEqual((), t.args())
-    self.assertEqual("(a)", str(t))
+    self.assertEqual("a()", str(t))
     self.assertEqual(Term('a'), t)
 
     t = Term('a', 'b', 'c')
     self.assertEqual('a', t.name())
     self.assertEqual(('b', 'c'), t.args())
-    self.assertEqual("(a,b,c)", str(t))
+    self.assertEqual("a(b,c)", str(t))
     self.assertEqual(Term('a', 'b', 'c'), t)
 
     t = Term('a', Term('b', 'c'))
     self.assertEqual('a', t.name())
     self.assertEqual((Term('b', 'c'), ), t.args())
-    self.assertEqual("(a,(b,c))", str(t))
+    self.assertEqual("a(b(c))", str(t))
     self.assertEqual(Term('a', Term('b', 'c')), t)