Get on an abandon zone returns 405

Only a POST is valid on an abandon zone endpoint
(v2/zones/<zone_id>/tasks/abandon). All the other
operations including a get return 405

Change-Id: I0a812ad96b3c0da133dc506d2c4df7557bc3d5fd
Closes-Bug: 1421416

designate/api/v2/controllers/zones/tasks/abandon.py

@@ -38,3 +38,8 @@ class AbandonController(rest.RestController):
 
         # NOTE: This is a hack and a half.. But Pecan needs it.
         return ''
+
+    @pecan.expose(template='json:', content_type='application/json')
+    @utils.validate_uuid('zone_id')
+    def get_all(self, zone_id, **params):
+        pecan.abort(405)

designate/tests/test_api/test_v2/test_zones.py

@@ -354,7 +354,7 @@ class ApiV2ZonesTest(ApiV2TestCase):
         self._assert_exception('domain_not_found', 404, self.client.delete,
                                url)
 
-    def test_abandon_zone(self):
+    def test_post_abandon_zone(self):
         zone = self.create_domain()
         url = '/zones/%s/tasks/abandon' % zone.id
 
@@ -366,6 +366,22 @@ class ApiV2ZonesTest(ApiV2TestCase):
         response = self.client.post_json(url)
         self.assertEqual(204, response.status_int)
 
+    def test_get_abandon_zone(self):
+        zone = self.create_domain()
+        url = '/zones/%s/tasks/abandon' % zone.id
+        self._assert_exception('method_not_allowed', 405, self.client.get, url)
+
+    def test_get_invalid_abandon(self):
+        # This is an invalid endpoint - should return 404
+        url = '/zones/tasks/abandon'
+        self._assert_exception('not_found', 404, self.client.get, url)
+
+    def test_get_zone_tasks(self):
+        # This is an invalid endpoint - should return 404
+        zone = self.create_domain()
+        url = '/zones/%s/tasks' % zone.id
+        self._assert_exception('not_found', 404, self.client.get, url)
+
     # Zone import/export
     def test_missing_origin(self):
         fixture = self.get_zonefile_fixture(variant='noorigin')