GitHub user gaborgsomogyi opened a pull request:
https://github.com/apache/spark/pull/20019
[SPARK-22361][SQL][TEST] Add unit test for Window Frames
## What changes were proposed in this pull request?
There are already quite a few integration tests using window frames, but
the unit tests coverage is not ideal.
In this PR the already existing tests are reorganized, extended and where
gaps found additional cases added.
## How was this patch tested?
Automated: Pass the Jenkins.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/gaborgsomogyi/spark SPARK-22361
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/20019.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 #20019
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commit 87e61cee4c2d8aab2a95fd9123b414736de5d3f1
Author: Gabor Somogyi <[email protected]>
Date: 2017-12-14T18:47:58Z
Add unit test for Window Frames
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