handle a couple zone.owns edge cases

octodns/zone.py

@@ -79,8 +79,12 @@ class Zone(object):
         if fqdn[-1] != '.':
             fqdn = f'{fqdn}.'
 
-        # if we don't end with the zone's name we aren't owned by it
-        if not fqdn.endswith(self.name):
+        # if we exactly match the zone name we own it
+        if fqdn == self.name:
+            return True
+
+        # if we don't end with the zone's name on a boundary we aren't owned
+        if not fqdn.endswith(f'.{self.name}'):
             return False
 
         hostname = self.hostname_from_fqdn(fqdn)

tests/test_octodns_zone.py

@@ -210,6 +210,12 @@ class TestZone(TestCase):
         # including subsequent delegatoin NS records
         self.assertFalse(zone.owns('NS', 'below.sub.unit.tests.'))
 
+        # edge cases
+        # we don't own something that ends with our name, but isn't a boundary
+        self.assertFalse(zone.owns('A', 'foo-unit.tests.'))
+        # we do something that ends with the sub-zone, but isn't at a boundary
+        self.assertTrue(zone.owns('A', 'foo-sub.unit.tests.'))
+
     def test_sub_zones(self):
         # NS for exactly the sub is allowed
         zone = Zone('unit.tests.', set(['sub', 'barred']))