org.apache.hadoop.hbase.coprocessor

Class TestWALObserver

java.lang.Object

org.apache.hadoop.hbase.coprocessor.TestWALObserver

public class TestWALObserver
extends java.lang.Object

Tests invocation of the MasterObserver interface hooks at all appropriate times during normal HMaster operations.

Field Summary

Fields

Modifier and Type	Field and Description
TestName	currentTest

Constructor Summary

Constructors

Constructor and Description
TestWALObserver()

Method Summary

Modifier and Type	Method and Description
void	setUp()
static void	setupBeforeClass()
void	tearDown()
static void	teardownAfterClass()
void	testEmptyWALEditAreNotSeen() Coprocessors shouldn't get notice of empty waledits.
void	testLegacyWALObserverWriteToWAL() Test WAL write behavior with WALObserver.
void	testNonLegacyWALKeysDoNotExplode()
void	testWALCoprocessorReplay() Test WAL replay behavior with WALObserver.
void	testWALObserverLoaded() Test to see CP loaded successfully or not.
void	testWALObserverWriteToWAL() Test WAL write behavior with WALObserver.

Methods inherited from class java.lang.Object

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

Field Detail

currentTest

public TestName currentTest

Constructor Detail

TestWALObserver

public TestWALObserver()

Method Detail

setupBeforeClass

public static void setupBeforeClass()
                             throws java.lang.Exception

Throws:

java.lang.Exception

teardownAfterClass

public static void teardownAfterClass()
                               throws java.lang.Exception

Throws:

java.lang.Exception

setUp

public void setUp()
           throws java.lang.Exception

Throws:

java.lang.Exception

tearDown

public void tearDown()
              throws java.lang.Exception

Throws:

java.lang.Exception

testWALObserverWriteToWAL

public void testWALObserverWriteToWAL()
                               throws java.lang.Exception

Test WAL write behavior with WALObserver. The coprocessor monitors a WALEdit written to WAL, and ignore, modify, and add KeyValue's for the WALEdit.

Throws:

java.lang.Exception

testLegacyWALObserverWriteToWAL

public void testLegacyWALObserverWriteToWAL()
                                     throws java.lang.Exception

Test WAL write behavior with WALObserver. The coprocessor monitors a WALEdit written to WAL, and ignore, modify, and add KeyValue's for the WALEdit.

Throws:

java.lang.Exception

testNonLegacyWALKeysDoNotExplode

public void testNonLegacyWALKeysDoNotExplode()
                                      throws java.lang.Exception

Throws:

java.lang.Exception

testEmptyWALEditAreNotSeen

public void testEmptyWALEditAreNotSeen()
                                throws java.lang.Exception

Coprocessors shouldn't get notice of empty waledits.

Throws:

java.lang.Exception

testWALCoprocessorReplay

public void testWALCoprocessorReplay()
                              throws java.lang.Exception

Test WAL replay behavior with WALObserver.

Throws:

java.lang.Exception

testWALObserverLoaded

public void testWALObserverLoaded()
                           throws java.lang.Exception

Test to see CP loaded successfully or not. There is a duplication at TestHLog, but the purpose of that one is to see whether the loaded CP will impact existing WAL tests or not.

Throws:

java.lang.Exception