Eren Avsarogullari created SPARK-18066:
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             Summary: Add Pool usage policies test coverage to FIFO & FAIR 
Schedulers
                 Key: SPARK-18066
                 URL: https://issues.apache.org/jira/browse/SPARK-18066
             Project: Spark
          Issue Type: Test
          Components: Scheduler
    Affects Versions: 2.1.0
            Reporter: Eren Avsarogullari
            Priority: Minor


The following Pool usage cases need to have Unit test coverage :

- FIFO Scheduler just uses root pool so even if spark.scheduler.pool property 
is set, related pool is not created and TaskSetManagers are added to root pool.
- FAIR Scheduler uses default pool when spark.scheduler.pool property is not 
set. This can be happened when Properties object is null or empty(new 
Properties()) or points default pool(spark.scheduler.pool=default).
- FAIR Scheduler creates a new pool with default values when 
spark.scheduler.pool property points non-existent pool. This can be happened 
when scheduler allocation file is not set or it does not contain related pool.



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