From 5a9e394827e09a66d7bbfd1f0bbd4fc7ae8ba05c Mon Sep 17 00:00:00 2001
From: Seth Schoen <schoen@eff.org>
Date: Fri, 6 Feb 2015 15:25:12 -0800
Subject: [PATCH] Test trying to perform challenges with others pending

---
 letsencrypt/client/tests/standalone_authenticator_test.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/letsencrypt/client/tests/standalone_authenticator_test.py b/letsencrypt/client/tests/standalone_authenticator_test.py
index 142e57de1..891954b2c 100644
--- a/letsencrypt/client/tests/standalone_authenticator_test.py
+++ b/letsencrypt/client/tests/standalone_authenticator_test.py
@@ -338,6 +338,13 @@ class PerformTest(unittest.TestCase):
         self.assertEqual(result, [None, None, False])
         self.authenticator.start_listener.assert_called_once_with(443, key)
 
+    def test_perform_with_pending_tasks(self):
+        self.authenticator.tasks = {"foononce.acme.invalid": "cert_data"}
+        extra_challenge = DvsniChall("a", "b", "c", "d")
+        with self.assertRaises(Exception):
+            self.authenticator.perform([extra_challenge])
+
+
 class StartListenerTest(unittest.TestCase):
     """Tests for start_listener() method."""
     def setUp(self):