org.apache.hadoop.hbase.regionserver

Class TestScanner

java.lang.Object

org.apache.hadoop.hbase.regionserver.TestScanner

public class TestScanner
extends java.lang.Object

Test of a long-lived scanner validating as we go.

Field Summary

Fields

Modifier and Type	Field and Description
TestName	name
static HRegionInfo	REGION_INFO HRegionInfo for root region

Constructor Summary

Constructors

Constructor and Description
TestScanner()

Method Summary

Modifier and Type	Method and Description
void	testFilters()
void	testRaceBetweenClientAndTimeout() Test that closing a scanner while a client is using it doesn't throw NPEs but instead a UnknownScannerException.
void	testScanAndConcurrentMajorCompact() Make sure scanner returns correct result when we run a major compaction with deletes.
void	testScanAndRealConcurrentFlush() Tests to do a concurrent flush (using a 2nd thread) while scanning.
void	testScanAndSyncFlush() Tests to do a sync flush during the middle of a scan.
void	testScanner() The test!
void	testStopRow() Test basic stop row filter works.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

name

public TestName name

REGION_INFO

public static final HRegionInfo REGION_INFO

HRegionInfo for root region

Constructor Detail

TestScanner

public TestScanner()

Method Detail

testStopRow

public void testStopRow()
                 throws java.lang.Exception

Test basic stop row filter works.

Throws:

java.lang.Exception

testFilters

public void testFilters()
                 throws java.io.IOException

Throws:

java.io.IOException

testRaceBetweenClientAndTimeout

public void testRaceBetweenClientAndTimeout()
                                     throws java.lang.Exception

Test that closing a scanner while a client is using it doesn't throw NPEs but instead a UnknownScannerException. HBASE-2503

Throws:

java.lang.Exception

testScanner

public void testScanner()
                 throws java.io.IOException

The test!

Throws:

java.io.IOException

testScanAndSyncFlush

public void testScanAndSyncFlush()
                          throws java.lang.Exception

Tests to do a sync flush during the middle of a scan. This is testing the StoreScanner update readers code essentially. This is not highly concurrent, since its all 1 thread. HBase-910.

Throws:

java.lang.Exception

testScanAndRealConcurrentFlush

public void testScanAndRealConcurrentFlush()
                                    throws java.lang.Exception

Tests to do a concurrent flush (using a 2nd thread) while scanning. This tests both the StoreScanner update readers and the transition from memstore -> snapshot -> store file.

Throws:

java.lang.Exception

testScanAndConcurrentMajorCompact

public void testScanAndConcurrentMajorCompact()
                                       throws java.lang.Exception

Make sure scanner returns correct result when we run a major compaction with deletes.

Throws:

java.lang.Exception