Package org.apache.hadoop.hbase.quotas

Class TestRegionSizeUse

java.lang.Object

org.apache.hadoop.hbase.quotas.TestRegionSizeUse

@Tag("org.apache.hadoop.hbase.testclassification.MediumTests")
public class TestRegionSizeUse
extends Object

Test class which verifies that region sizes are reported to the master.

Field Summary

Fields

Modifier and Type	Field	Description
private SingleProcessHBaseCluster	cluster
private static final String	F1
private static final org.slf4j.Logger	LOG
private static final int	NUM_SPLITS
private static final int	SIZE_PER_VALUE
private static final HBaseTestingUtil	TEST_UTIL

Constructor Summary

Constructors

Constructor	Description
TestRegionSizeUse()

Method Summary

Modifier and Type	Method	Description
private int	numRegionsForTable(org.apache.hadoop.hbase.TableName tn, Map<org.apache.hadoop.hbase.client.RegionInfo,Long> regions)	Computes the number of regions for the given table that have a positive size.
void	setUp()
void	tearDown()
void	testBasicRegionSizeReports(org.junit.jupiter.api.TestInfo testInfo)
private org.apache.hadoop.hbase.TableName	writeData(long sizeInBytes, org.junit.jupiter.api.TestInfo testInfo)	Writes at least sizeInBytes bytes of data to HBase and returns the TableName used.

Methods inherited from class java.lang.Object

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

Field Details

LOG

private static final org.slf4j.Logger LOG

SIZE_PER_VALUE

private static final int SIZE_PER_VALUE

See Also:

• Constant Field Values

NUM_SPLITS

private static final int NUM_SPLITS

See Also:

• Constant Field Values

F1

private static final String F1

See Also:

• Constant Field Values

TEST_UTIL

private static final HBaseTestingUtil TEST_UTIL

cluster

private SingleProcessHBaseCluster cluster

Constructor Details

TestRegionSizeUse

public TestRegionSizeUse()

Method Details

setUp

@BeforeEach
public void setUp()
           throws Exception

Throws:

Exception

tearDown

@AfterEach
public void tearDown()
              throws Exception

Throws:

Exception

testBasicRegionSizeReports

@Test
public void testBasicRegionSizeReports(org.junit.jupiter.api.TestInfo testInfo)
                                throws Exception

Throws:

Exception

writeData

private org.apache.hadoop.hbase.TableName writeData(long sizeInBytes,
 org.junit.jupiter.api.TestInfo testInfo)
                                             throws IOException

Writes at least sizeInBytes bytes of data to HBase and returns the TableName used.

Parameters:

sizeInBytes - The amount of data to write in bytes.

Returns:

The table the data was written to

Throws:

IOException

numRegionsForTable

private int numRegionsForTable(org.apache.hadoop.hbase.TableName tn,
 Map<org.apache.hadoop.hbase.client.RegionInfo,Long> regions)

Computes the number of regions for the given table that have a positive size.

Parameters:

tn - The TableName in question

regions - A collection of region sizes

Returns:

The number of regions for the given table.