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  1. Python Driver
  2. PYTHON-4643

Test failure - test_to_list_tailable

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    • Type: Icon: Build Failure Build Failure
    • Resolution: Fixed
    • Priority: Icon: Unknown Unknown
    • 4.9
    • Affects Version/s: None
    • Component/s: None
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    • Python Drivers
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      1. What would you like to communicate to the user about this feature?
      2. Would you like the user to see examples of the syntax and/or executable code and its output?
      3. Which versions of the driver/connector does this apply to?

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      1. What would you like to communicate to the user about this feature? 2. Would you like the user to see examples of the syntax and/or executable code and its output? 3. Which versions of the driver/connector does this apply to?

      Name of Failure:

      test_to_list_tailable

      Link to task:

      https://spruce.mongodb.com/task/mongo_python_driver_tests_python_version_rhel8_test_ssl__platform~rhel8_auth_ssl~auth_ssl_python_version~3.10_coverage~coverage_test_3.6_replica_set_patch_b14420a9df321714a06ddae1a907a04846ebca20_66b538ac47c9db0007a185ff_24_08_08_21_29_19?execution=0&sortBy=STATUS&sortDir=ASC

      Context of when and why the failure occurred:

      Fails consistently on 3.6 for an unknown reason, which is an old enough server version for us to skip the test.

      Stack trace:

       [2024/08/08 14:46:37.338] FAILURE: AssertionError: 0 not greater than or equal to 1 ()
 [2024/08/08 14:46:37.338] self = <test.test_cursor.TestCursor testMethod=test_to_list_tailable>
 [2024/08/08 14:46:37.338]     @client_context.require_replica_set
 [2024/08/08 14:46:37.338]     def test_to_list_tailable(self):
 [2024/08/08 14:46:37.338]         oplog = self.client.local.oplog.rs
 [2024/08/08 14:46:37.338]         last = oplog.find().sort("$natural", pymongo.DESCENDING).limit(-1).next()
 [2024/08/08 14:46:37.338]         ts = last["ts"]
 [2024/08/08 14:46:37.338]     
 [2024/08/08 14:46:37.338]         c = oplog.find(
 [2024/08/08 14:46:37.338]             {"ts": {"$gte": ts}}, cursor_type=pymongo.CursorType.TAILABLE_AWAIT, oplog_replay=True
 [2024/08/08 14:46:37.338]         )
 [2024/08/08 14:46:37.338]     
 [2024/08/08 14:46:37.338]         docs = c.to_list()
 [2024/08/08 14:46:37.338]     
 [2024/08/08 14:46:37.338] >       self.assertGreaterEqual(len(docs), 1)
 [2024/08/08 14:46:37.338] E       AssertionError: 0 not greater than or equal to 1
 [2024/08/08 14:46:37.338] test/test_cursor.py:1386: AssertionError

            Assignee:
            shane.harvey@mongodb.com Shane Harvey
            Reporter:
            noah.stapp@mongodb.com Noah Stapp
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              Created:
              Updated:
              Resolved: