improve coverage

moto/route53/models.py

@@ -16,15 +16,6 @@ class FakeZone:
         del self.rrsets[name]
 
 
-class FakeResourceRecordSet:
-
-    def __init__(self, name, type, ttl, rrlist):
-        self.name = name
-        self.type = type
-        self.ttl = ttl
-        self.rrList = rrlist
-
-
 class Route53Backend(BaseBackend):
 
     def __init__(self):

tests/test_route53/test_route53.py

@@ -37,6 +37,10 @@ def test_hosted_zone():
 @mock_route53
 def test_rrset():
     conn = boto.connect_route53('the_key', 'the_secret')
+
+    conn.get_all_rrsets.when.called_with("abcd", type="A").\
+                should.throw(boto.route53.exception.DNSServerError, "404 Not Found")
+
     zone = conn.create_hosted_zone("testdns.aws.com")
     zoneid = zone["CreateHostedZoneResponse"]["HostedZone"]["Id"]