Ensure test cases have a config singleton

letsencrypt-nginx/letsencrypt_nginx/tests/configurator_test.py

@@ -13,7 +13,7 @@ from letsencrypt import achallenges
 from letsencrypt import errors
 
 from letsencrypt_nginx.tests import util
-
+import zope.component
 
 class NginxConfiguratorTest(util.NginxTest):
     """Test a semi complex vhost configuration."""

letsencrypt-nginx/letsencrypt_nginx/tests/util.py

@@ -4,6 +4,7 @@ import pkg_resources
 import unittest
 
 import mock
+import zope.component
 
 from acme import jose
 
@@ -60,6 +61,7 @@ def get_nginx_configurator(
         name="nginx",
         version=version)
     config.prepare()
+    zope.component.provideUtility(config)
     return config