Test now makes a non-.conf file to be ignored

letsencrypt/tests/renewer_test.py

@@ -68,6 +68,13 @@ class BaseRenewableCertTest(unittest.TestCase):
         config.write()
         self.config = config
 
+        # We also create a file that isn't a renewal config in the same
+        # location to test that logic that reads in all-and-only renewal
+        # configs will ignore it and NOT attempt to parse it.
+        junk = open(os.path.join(self.tempdir, "renewal", "IGNORE.THIS"), "w")
+        junk.write("This file should be ignored!")
+        junk.close()
+
         self.defaults = configobj.ConfigObj()
         self.test_rc = storage.RenewableCert(config.filename, self.cli_config)