[jira] [Created] (SPARK-7497) test_count_by_value_and_window is flaky

["Xiangrui Meng (JIRA)" <ji...@apache.org>]

Xiangrui Meng created SPARK-7497:
------------------------------------

             Summary: test_count_by_value_and_window is flaky
                 Key: SPARK-7497
                 URL: https://issues.apache.org/jira/browse/SPARK-7497
             Project: Spark
          Issue Type: Bug
          Components: PySpark, Streaming
    Affects Versions: 1.4.0
            Reporter: Xiangrui Meng
            Assignee: Tathagata Das


Saw this test failure in https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/32268/console

{code}
======================================================================
FAIL: test_count_by_value_and_window (__main__.WindowFunctionTests)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "pyspark/streaming/tests.py", line 418, in test_count_by_value_and_window
    self._test_func(input, func, expected)
  File "pyspark/streaming/tests.py", line 133, in _test_func
    self.assertEqual(expected, result)
AssertionError: Lists differ: [[1], [2], [3], [4], [5], [6], [6], [6], [6], [6]] != [[1], [2], [3], [4], [5], [6], [6], [6]]

First list contains 2 additional elements.
First extra element 8:
[6]

- [[1], [2], [3], [4], [5], [6], [6], [6], [6], [6]]
?                                     ----------

+ [[1], [2], [3], [4], [5], [6], [6], [6]]

----------------------------------------------------------------------
{code}



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