[PIG-4634] Fix records count issues in output statistics

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: spark-branch
• Component/s: spark
• Assignee: Xianda Ke
• Reporter: Xianda Ke
• Created: 20/Jul/15 12:51
• Updated: 21/Jun/17 09:18
• Resolved: 31/Oct/15 02:33

Description

Test cases simpleTest() and simpleTest2() in TestPigRunner failed, caused by following issues:
1. pig context in SparkPigStats isn't initialized.
2. the records count logic hasn't been implemented.
3. getOutpugAlias(), getPigProperties(), getBytesWritten() and getRecordWritten() have not been implemented.