[HDFS-9281] Change TestDeleteBlockPool to not explicitly use File to check block pool existence.

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.7.1
• Fix Version/s: 2.9.0, 3.0.0-alpha1
• Component/s: test
• Target Version/s: 2.8.0
• Assignee: Lei (Eddy) Xu
• Reporter: Lei (Eddy) Xu
• Created: 21/Oct/15 21:59
• Updated: 12/May/16 18:12
• Resolved: 14/Dec/15 19:03

Description

TestDeleteBlockPool checks the existence of a block pool by checking the directories in the file-based block pool exists. However, it does not apply to non file based fsdataset.

We can fix it by abstracting the checking logic behind FsDatasetTestUtils.

Issue Links

• depends upon: HDFS-9267 TestDiskError should get stored replicas through FsDatasetTestUtils.