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From "Shixiong Zhu (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SPARK-19772) Flaky test: pyspark.streaming.tests.WindowFunctionTests
Date Tue, 28 Feb 2017 22:48:45 GMT

     [ https://issues.apache.org/jira/browse/SPARK-19772?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Shixiong Zhu updated SPARK-19772:
---------------------------------
    Component/s:     (was: Structured Streaming)
                 DStreams

> Flaky test: pyspark.streaming.tests.WindowFunctionTests
> -------------------------------------------------------
>
>                 Key: SPARK-19772
>                 URL: https://issues.apache.org/jira/browse/SPARK-19772
>             Project: Spark
>          Issue Type: Bug
>          Components: DStreams, PySpark, Tests
>    Affects Versions: 2.2.0
>            Reporter: Kay Ousterhout
>              Labels: flaky-test
>
> Here's the link to the failed build: https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/73598
> FAIL [16.440s]: test_count_by_value_and_window (pyspark.streaming.tests.WindowFunctionTests)
> ----------------------------------------------------------------------
> Traceback (most recent call last):
>   File "/home/jenkins/workspace/SparkPullRequestBuilder/python/pyspark/streaming/tests.py",
line 668, in test_count_by_value_and_window
>     self._test_func(input, func, expected)
>   File "/home/jenkins/workspace/SparkPullRequestBuilder/python/pyspark/streaming/tests.py",
line 162, in _test_func
>     self.assertEqual(expected, result)
> AssertionError: Lists differ: [[(0,[312 chars] 2), (5, 1)], [(0, 1), (1, 1), (2, 1),
(3, 1), (4, 1), (5, 1)]] != [[(0,[312 chars] 2), (5, 1)]]
> First list contains 1 additional elements.
> First extra element 9:
> [(0, 1), (1, 1), (2, 1), (3, 1), (4, 1), (5, 1)]
>   [[(0, 1)],
>    [(0, 2), (1, 1)],
>    [(0, 3), (1, 2), (2, 1)],
>    [(0, 4), (1, 3), (2, 2), (3, 1)],
>    [(0, 5), (1, 4), (2, 3), (3, 2), (4, 1)],
>    [(0, 5), (1, 5), (2, 4), (3, 3), (4, 2), (5, 1)],
>    [(0, 4), (1, 4), (2, 4), (3, 3), (4, 2), (5, 1)],
>    [(0, 3), (1, 3), (2, 3), (3, 3), (4, 2), (5, 1)],
> -  [(0, 2), (1, 2), (2, 2), (3, 2), (4, 2), (5, 1)],
> ?                                                  ^
> +  [(0, 2), (1, 2), (2, 2), (3, 2), (4, 2), (5, 1)]]
> ?                                                  ^
> -  [(0, 1), (1, 1), (2, 1), (3, 1), (4, 1), (5, 1)]]
> Stdout:
> ('timeout after', 15)



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