GitHub user heary-cao opened a pull request:
https://github.com/apache/spark/pull/17868
[CORE]Add new unit tests to ShuffleSuite
## What changes were proposed in this pull request?
This PR update to two:
1.adds the new unit tests.
testing would be performed when there is no shuffle stage,
shuffle will not generate the data file and the index files.
2.Modify the '[SPARK-4085] rerun map stage if reduce stage cannot find its
local shuffle file' unit test,
parallelize is 1 but not is 2, Check the index file and delete.
## How was this patch tested?
The new unit test.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/heary-cao/spark ShuffleSuite
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/17868.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #17868
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commit 874a3b1f1f1da21adf8fa682aa082efb5a0efb8f
Author: caoxuewen <cao.xue...@zte.com.cn>
Date: 2017-05-05T05:44:36Z
Add new unit tests to ShuffleSuite
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