org.apache.hadoop.hbase.io.compress

Class CompressionTestBase

java.lang.Object

org.apache.hadoop.hbase.io.compress.CompressionTestBase

Direct Known Subclasses:

TestBrotliCodec, TestLz4Codec, TestLz4Codec, TestLzmaCodec, TestLzoCodec, TestSnappyCodec, TestSnappyCodec, TestZstdCodec, TestZstdCodec, TestZstdDictionary

public class CompressionTestBase
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
protected static int	BLOCK_SIZE
protected static int	LARGE_SIZE
protected static org.slf4j.Logger	LOG
protected static byte[]	SMALL_INPUT
protected static int	VERY_LARGE_SIZE

Constructor Summary

Constructors

Constructor and Description
CompressionTestBase()

Method Summary

Modifier and Type	Method and Description
protected void	codecLargeTest(org.apache.hadoop.io.compress.CompressionCodec codec, double sigma) Test with a large input (1MB) divided into blocks of 4KB.
protected void	codecSmallTest(org.apache.hadoop.io.compress.CompressionCodec codec) Test with one smallish input buffer
protected void	codecTest(org.apache.hadoop.io.compress.CompressionCodec codec, byte[][] input)
protected void	codecTest(org.apache.hadoop.io.compress.CompressionCodec codec, byte[][] input, Integer expectedCompressedSize)
protected void	codecVeryLargeTest(org.apache.hadoop.io.compress.CompressionCodec codec, double sigma) Test with a very large input (100MB) as a single input buffer.
protected static void	fill(RandomDistribution.DiscreteRNG rng, byte[] input)
protected static void	fill(RandomDistribution.DiscreteRNG rng, byte[][] input)

Methods inherited from class java.lang.Object

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

Field Detail

LOG

protected static final org.slf4j.Logger LOG

LARGE_SIZE

protected static final int LARGE_SIZE

See Also:

Constant Field Values

VERY_LARGE_SIZE

protected static final int VERY_LARGE_SIZE

See Also:

Constant Field Values

BLOCK_SIZE

protected static final int BLOCK_SIZE

See Also:

Constant Field Values

SMALL_INPUT

protected static final byte[] SMALL_INPUT

Constructor Detail

CompressionTestBase

public CompressionTestBase()

Method Detail

codecTest

protected void codecTest(org.apache.hadoop.io.compress.CompressionCodec codec,
                         byte[][] input)
                  throws Exception

Throws:

Exception

codecTest

protected void codecTest(org.apache.hadoop.io.compress.CompressionCodec codec,
                         byte[][] input,
                         Integer expectedCompressedSize)
                  throws Exception

Throws:

Exception

codecSmallTest

protected void codecSmallTest(org.apache.hadoop.io.compress.CompressionCodec codec)
                       throws Exception

Test with one smallish input buffer

Throws:

Exception

codecLargeTest

protected void codecLargeTest(org.apache.hadoop.io.compress.CompressionCodec codec,
                              double sigma)
                       throws Exception

Test with a large input (1MB) divided into blocks of 4KB.

Throws:

Exception

codecVeryLargeTest

protected void codecVeryLargeTest(org.apache.hadoop.io.compress.CompressionCodec codec,
                                  double sigma)
                           throws Exception

Test with a very large input (100MB) as a single input buffer.

Throws:

Exception

fill

protected static void fill(RandomDistribution.DiscreteRNG rng,
                           byte[][] input)

fill

protected static void fill(RandomDistribution.DiscreteRNG rng,
                           byte[] input)