Fix test name. (#203)

diff --git a/compiler/front_end/cached_parser_is_up_to_date_test.py b/compiler/front_end/cached_parser_is_up_to_date_test.py
index d8512ea..b58b2a4 100644
--- a/compiler/front_end/cached_parser_is_up_to_date_test.py
+++ b/compiler/front_end/cached_parser_is_up_to_date_test.py
@@ -23,7 +23,7 @@
 class CachedParserIsUpToDateTest(unittest.TestCase):
     """Tests that the generated, checked-in parser is up to date."""
 
-    def test_grammar_md(self):
+    def test_cached_parser(self):
         cached_parser_text = pkgutil.get_data(
             "compiler.front_end.generated", "cached_parser.py"
         ).decode(encoding="UTF-8")