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From "Kay Ousterhout (JIRA)" <j...@apache.org>
Subject [jira] [Created] (SPARK-19772) Flaky test: pyspark.streaming.tests.WindowFunctionTests
Date Tue, 28 Feb 2017 19:48:46 GMT
Kay Ousterhout created SPARK-19772:
--------------------------------------

             Summary: Flaky test: pyspark.streaming.tests.WindowFunctionTests
                 Key: SPARK-19772
                 URL: https://issues.apache.org/jira/browse/SPARK-19772
             Project: Spark
          Issue Type: Bug
          Components: PySpark, Structured Streaming, Tests
    Affects Versions: 2.2.0
            Reporter: Kay Ousterhout


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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