From: Fred Morris <consulting@m3047.net>
Date: Sat, 17 Sep 2016 22:51:33 +0000 (-0700)
Subject: Tests for empty answers
X-Git-Tag: v1.15.0~23^2~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9ca6e081dbc4410cb3e6409ca6ae5d41854f544a;p=thirdparty%2Fdnspython.git

Tests for empty answers
---

diff --git a/tests/test_resolver.py b/tests/test_resolver.py
index bf467754..d4c1c474 100644
--- a/tests/test_resolver.py
+++ b/tests/test_resolver.py
@@ -214,6 +214,23 @@ class BaseResolverTests(unittest.TestCase):
                                        dns.rdataclass.IN))
                             is None)
 
+    def testEmptyAnswerSection(self):
+        # TODO: dangling_cname_0_message_text was the only sample message
+        #       with an empty answer section. Other than that it doesn't
+        #       apply.
+        message = dns.message.from_text(dangling_cname_0_message_text)
+        name = dns.name.from_text('example.')
+        answer = dns.resolver.Answer(name, dns.rdatatype.A, dns.rdataclass.IN,
+                                     message,raise_on_no_answer=False)
+        def test_python_internal_truth(answer):
+            if answer:
+                return True
+            else:
+                return False
+        self.assertFalse(test_python_internal_truth(answer))
+        for a in answer:
+            pass
+
 class PollingMonkeyPatchMixin(object):
     def setUp(self):
         self.__native_polling_backend = dns.query._polling_backend