Experimental parser: add catch all rule

tools/lexer_generator/automata_test.py

Index: tools/lexer_generator/automata_test.py
diff --git a/tools/lexer_generator/automata_test.py b/tools/lexer_generator/automata_test.py
index d8234b816c16b7b86ffbbae561358d6dbfd57930..230d52ac070f1dadaeec8144f723b566a3916dee 100644
--- a/tools/lexer_generator/automata_test.py
+++ b/tools/lexer_generator/automata_test.py
@@ -104,13 +104,9 @@ class AutomataTestCase(unittest.TestCase):
       verify_hit("leftrightleftright", [l, r, l, r])
       verify_miss("leftrightleftrightx", [l, r, l, r])
 
-    def test_continue(self):
-      graph = NfaBuilder.cat_graphs([
-        NfaBuilder.cat_graphs([
-          RegexParser.parse("ab"),
-          NfaBuilder.add_continue(RegexParser.parse("cd"))]),
-        RegexParser.parse("ef")])
-      nfa = NfaBuilder().nfa(graph)
-      self.assertFalse(nfa.matches(""))
-      self.assertTrue(nfa.matches("abcdef"))
-      self.assertTrue(nfa.matches("abcdabcdef"))
+    def test_minimization(self):
+      for (regex, matches, not_matches) in self.__test_data:
+        (nfa, dfa) = build_automata(regex)
+        dfa.minimize()
+
+