[HBASE-8433] CellComparator#compare returns incorrect result for faked KeyValue

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 0.95.0
• Fix Version/s: 0.98.0, 0.95.2
• Hadoop Flags: Reviewed
• Assignee: Chunhui Shen
• Reporter: Chunhui Shen
• Created: 25/Apr/13 04:38
• Updated: 23/Sep/13 19:22
• Resolved: 24/May/13 01:55

Description

I found the scan will be in a forever loop when using PREFIX_TREE DataBlockEncoding.

And found the root cause is:
CellComparator#compare returns incorrect result for faked KeyValue.

Patch is simple...

Provide a rude test case to verify