sdk/python/tests/test_websockets.py

   1 import Queue
   2 import run_test_server
   3 import unittest
   4 import arvados
   5 import arvados.events
   6 import mock
   7 import threading
   8
   9 class WebsocketTest(run_test_server.TestCaseWithServers):
  10     MAIN_SERVER = {}
  11
  12     def setUp(self):
  13         self.ws = None
  14
  15     def tearDown(self):
  16         if self.ws:
  17             self.ws.close()
  18         super(WebsocketTest, self).tearDown()
  19
  20     def _test_subscribe(self, poll_fallback, expect_type):
  21         run_test_server.authorize_with('active')
  22         events = Queue.Queue(3)
  23         self.ws = arvados.events.subscribe(
  24             arvados.api('v1'), [['object_uuid', 'is_a', 'arvados#human']],
  25             events.put, poll_fallback=poll_fallback)
  26         self.assertIsInstance(self.ws, expect_type)
  27         self.assertEqual(200, events.get(True, 10)['status'])
  28         human = arvados.api('v1').humans().create(body={}).execute()
  29         self.assertEqual(human['uuid'], events.get(True, 10)['object_uuid'])
  30         self.assertTrue(events.empty(), "got more events than expected")
  31
  32     def test_subscribe_websocket(self):
  33         self._test_subscribe(
  34             poll_fallback=False, expect_type=arvados.events.EventClient)
  35
  36     @mock.patch('arvados.events.EventClient.__init__')
  37     def test_subscribe_poll(self, event_client_constr):
  38         event_client_constr.side_effect = Exception('All is well')
  39         self._test_subscribe(
  40             poll_fallback=1, expect_type=arvados.events.PollClient)