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* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
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* KIND, either express or implied. See the License for the
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package org.apache.cassandra.db;
import java.math.BigInteger;
import java.nio.ByteBuffer;
import java.nio.charset.CharacterCodingException;
import java.util.List;
import org.junit.BeforeClass;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import org.apache.cassandra.*;
import org.apache.cassandra.schema.ColumnMetadata;
import org.apache.cassandra.db.rows.Row;
import org.apache.cassandra.db.marshal.IntegerType;
import org.apache.cassandra.db.partitions.*;
import org.apache.cassandra.exceptions.ConfigurationException;
import org.apache.cassandra.schema.KeyspaceParams;
import org.apache.cassandra.utils.ByteBufferUtil;
public class PartitionRangeReadTest
{
public static final String KEYSPACE1 = "PartitionRangeReadTest1";
public static final String KEYSPACE2 = "PartitionRangeReadTest2";
public static final String CF_STANDARD1 = "Standard1";
public static final String CF_STANDARDINT = "StandardInteger1";
@BeforeClass
public static void defineSchema() throws ConfigurationException
{
SchemaLoader.prepareServer();
SchemaLoader.createKeyspace(KEYSPACE1,
KeyspaceParams.simple(1),
SchemaLoader.standardCFMD(KEYSPACE1, CF_STANDARD1),
SchemaLoader.denseCFMD(KEYSPACE1, CF_STANDARDINT, IntegerType.instance));
SchemaLoader.createKeyspace(KEYSPACE2,
KeyspaceParams.simple(1),
SchemaLoader.standardCFMD(KEYSPACE2, CF_STANDARD1));
}
@Test
public void testInclusiveBounds()
{
ColumnFamilyStore cfs = Keyspace.open(KEYSPACE2).getColumnFamilyStore(CF_STANDARD1);
new RowUpdateBuilder(cfs.metadata(), 0, ByteBufferUtil.bytes("key1"))
.clustering("cc1")
.add("val", "asdf").build().applyUnsafe();
new RowUpdateBuilder(cfs.metadata(), 0, ByteBufferUtil.bytes("key2"))
.clustering("cc2")
.add("val", "asdf").build().applyUnsafe();
assertEquals(2, Util.getAll(Util.cmd(cfs).fromIncl("cc1").toIncl("cc2").build()).size());
}
@Test
public void testCassandra6778() throws CharacterCodingException
{
String cfname = CF_STANDARDINT;
Keyspace keyspace = Keyspace.open(KEYSPACE1);
ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(cfname);
cfs.truncateBlocking();
ByteBuffer col = ByteBufferUtil.bytes("val");
ColumnMetadata cDef = cfs.metadata().getColumn(col);
// insert two columns that represent the same integer but have different binary forms (the
// second one is padded with extra zeros)
new RowUpdateBuilder(cfs.metadata(), 0, "k1")
.clustering(new BigInteger(new byte[]{1}))
.add("val", "val1")
.build()
.applyUnsafe();
cfs.forceBlockingFlush();
new RowUpdateBuilder(cfs.metadata(), 1, "k1")
.clustering(new BigInteger(new byte[]{0, 0, 1}))
.add("val", "val2")
.build()
.applyUnsafe();
cfs.forceBlockingFlush();
// fetch by the first column name; we should get the second version of the column value
Row row = Util.getOnlyRow(Util.cmd(cfs, "k1").includeRow(new BigInteger(new byte[]{1})).build());
assertTrue(row.getCell(cDef).value().equals(ByteBufferUtil.bytes("val2")));
// fetch by the second column name; we should get the second version of the column value
row = Util.getOnlyRow(Util.cmd(cfs, "k1").includeRow(new BigInteger(new byte[]{0, 0, 1})).build());
assertTrue(row.getCell(cDef).value().equals(ByteBufferUtil.bytes("val2")));
}
@Test
public void testRangeSliceInclusionExclusion() throws Throwable
{
String keyspaceName = KEYSPACE1;
String cfName = CF_STANDARD1;
Keyspace keyspace = Keyspace.open(keyspaceName);
ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(cfName);
cfs.clearUnsafe();
for (int i = 0; i < 10; ++i)
{
RowUpdateBuilder builder = new RowUpdateBuilder(cfs.metadata(), 10, String.valueOf(i));
builder.clustering("c");
builder.add("val", String.valueOf(i));
builder.build().applyUnsafe();
}
cfs.forceBlockingFlush();
ColumnMetadata cDef = cfs.metadata().getColumn(ByteBufferUtil.bytes("val"));
List<FilteredPartition> partitions;
// Start and end inclusive
partitions = Util.getAll(Util.cmd(cfs).fromKeyIncl("2").toKeyIncl("7").build());
assertEquals(6, partitions.size());
assertTrue(partitions.get(0).iterator().next().getCell(cDef).value().equals(ByteBufferUtil.bytes("2")));
assertTrue(partitions.get(partitions.size() - 1).iterator().next().getCell(cDef).value().equals(ByteBufferUtil.bytes("7")));
// Start and end excluded
partitions = Util.getAll(Util.cmd(cfs).fromKeyExcl("2").toKeyExcl("7").build());
assertEquals(4, partitions.size());
assertTrue(partitions.get(0).iterator().next().getCell(cDef).value().equals(ByteBufferUtil.bytes("3")));
assertTrue(partitions.get(partitions.size() - 1).iterator().next().getCell(cDef).value().equals(ByteBufferUtil.bytes("6")));
// Start excluded, end included
partitions = Util.getAll(Util.cmd(cfs).fromKeyExcl("2").toKeyIncl("7").build());
assertEquals(5, partitions.size());
assertTrue(partitions.get(0).iterator().next().getCell(cDef).value().equals(ByteBufferUtil.bytes("3")));
assertTrue(partitions.get(partitions.size() - 1).iterator().next().getCell(cDef).value().equals(ByteBufferUtil.bytes("7")));
// Start included, end excluded
partitions = Util.getAll(Util.cmd(cfs).fromKeyIncl("2").toKeyExcl("7").build());
assertEquals(5, partitions.size());
assertTrue(partitions.get(0).iterator().next().getCell(cDef).value().equals(ByteBufferUtil.bytes("2")));
assertTrue(partitions.get(partitions.size() - 1).iterator().next().getCell(cDef).value().equals(ByteBufferUtil.bytes("6")));
}
}