Package org.apache.hadoop.hbase.io.hfile

Class TestTinyLfuBlockCache

java.lang.Object

org.apache.hadoop.hbase.io.hfile.TestTinyLfuBlockCache

public class TestTinyLfuBlockCache
extends Object

Tests the concurrent TinyLfuBlockCache.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	TestTinyLfuBlockCache.CachedItem

Field Summary

Fields

Modifier and Type	Field	Description
static final HBaseClassTestRule	CLASS_RULE

Constructor Summary

Constructors

Constructor	Description
TestTinyLfuBlockCache()

Method Summary

Modifier and Type	Method	Description
private long	calculateBlockSize(long maxSize, int numBlocks)
private long	calculateBlockSizeDefault(long maxSize, int numBlocks)
private TestTinyLfuBlockCache.CachedItem[]	generateFixedBlocks(int numBlocks, int size, String pfx)
private TestTinyLfuBlockCache.CachedItem[]	generateFixedBlocks(int numBlocks, long size, String pfx)
private TestTinyLfuBlockCache.CachedItem[]	generateRandomBlocks(int numBlocks, long maxSize)
void	testCacheEvictionSimple()
void	testCacheSimple()
void	testMaxBlockSize()
void	testResizeBlockCache()
void	testScanResistance()

Methods inherited from class java.lang.Object

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

Field Details

CLASS_RULE

public static final HBaseClassTestRule CLASS_RULE

Constructor Details

TestTinyLfuBlockCache

public TestTinyLfuBlockCache()

Method Details

testCacheSimple

public void testCacheSimple()
                     throws Exception

Throws:

Exception

testCacheEvictionSimple

public void testCacheEvictionSimple()
                             throws Exception

Throws:

Exception

testScanResistance

public void testScanResistance()
                        throws Exception

Throws:

Exception

testMaxBlockSize

public void testMaxBlockSize()
                      throws Exception

Throws:

Exception

testResizeBlockCache

public void testResizeBlockCache()
                          throws Exception

Throws:

Exception

generateFixedBlocks

private TestTinyLfuBlockCache.CachedItem[] generateFixedBlocks(int numBlocks,
 int size,
 String pfx)

generateFixedBlocks

private TestTinyLfuBlockCache.CachedItem[] generateFixedBlocks(int numBlocks,
 long size,
 String pfx)

generateRandomBlocks

private TestTinyLfuBlockCache.CachedItem[] generateRandomBlocks(int numBlocks,
 long maxSize)

calculateBlockSize

private long calculateBlockSize(long maxSize,
 int numBlocks)

calculateBlockSizeDefault

private long calculateBlockSizeDefault(long maxSize,
 int numBlocks)