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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
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
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package org.apache.cassandra.db.marshal;
import java.nio.ByteBuffer;
import java.util.Iterator;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;
import org.junit.Test;
import static org.junit.Assert.fail;
import org.apache.cassandra.CleanupHelper;
import org.apache.cassandra.Util;
import org.apache.cassandra.db.*;
import org.apache.cassandra.db.columniterator.IdentityQueryFilter;
import org.apache.cassandra.db.filter.QueryFilter;
import org.apache.cassandra.db.filter.QueryPath;
import org.apache.cassandra.utils.*;
public class DynamicCompositeTypeTest extends CleanupHelper
{
private static final String cfName = "StandardDynamicComposite";
private static final DynamicCompositeType comparator;
static
{
Map<Byte, AbstractType> aliases = new HashMap<Byte, AbstractType>();
aliases.put((byte)'b', BytesType.instance);
aliases.put((byte)'t', TimeUUIDType.instance);
comparator = DynamicCompositeType.getInstance(aliases);
}
private static final int UUID_COUNT = 3;
private static final UUID[] uuids = new UUID[UUID_COUNT];
static
{
for (int i = 0; i < UUID_COUNT; ++i)
uuids[i] = UUIDGen.makeType1UUIDFromHost(FBUtilities.getLocalAddress());
}
@Test
public void testEndOfComponent()
{
ByteBuffer[] cnames = {
createDynamicCompositeKey("test1", uuids[0], -1, false),
createDynamicCompositeKey("test1", uuids[1], 24, false),
createDynamicCompositeKey("test1", uuids[1], 42, false),
createDynamicCompositeKey("test1", uuids[1], 83, false),
createDynamicCompositeKey("test1", uuids[2], -1, false),
createDynamicCompositeKey("test1", uuids[2], 42, false),
};
ByteBuffer start = createDynamicCompositeKey("test1", uuids[1], -1, false);
ByteBuffer stop = createDynamicCompositeKey("test1", uuids[1], -1, true);
for (int i = 0; i < 1; ++i)
{
assert comparator.compare(start, cnames[i]) > 0;
assert comparator.compare(stop, cnames[i]) > 0;
}
for (int i = 1; i < 4; ++i)
{
assert comparator.compare(start, cnames[i]) < 0;
assert comparator.compare(stop, cnames[i]) > 0;
}
for (int i = 4; i < cnames.length; ++i)
{
assert comparator.compare(start, cnames[i]) < 0;
assert comparator.compare(stop, cnames[i]) < 0;
}
}
@Test
public void testGetString()
{
String test1Hex = ByteBufferUtil.bytesToHex(ByteBufferUtil.bytes("test1"));
ByteBuffer key = createDynamicCompositeKey("test1", uuids[1], 42, false);
assert comparator.getString(key).equals("b@" + test1Hex + ":t@" + uuids[1] + ":IntegerType@42");
key = createDynamicCompositeKey("test1", uuids[1], -1, true);
assert comparator.getString(key).equals("b@" + test1Hex + ":t@" + uuids[1] + ":!");
}
@Test
public void testFromString()
{
String test1Hex = ByteBufferUtil.bytesToHex(ByteBufferUtil.bytes("test1"));
ByteBuffer key = createDynamicCompositeKey("test1", uuids[1], 42, false);
assert key.equals(comparator.fromString("b@" + test1Hex + ":t@" + uuids[1] + ":IntegerType@42"));
key = createDynamicCompositeKey("test1", uuids[1], -1, true);
assert key.equals(comparator.fromString("b@" + test1Hex + ":t@" + uuids[1] + ":!"));
}
@Test
public void testValidate()
{
ByteBuffer key = createDynamicCompositeKey("test1", uuids[1], 42, false);
comparator.validate(key);
key = createDynamicCompositeKey("test1", null, -1, false);
comparator.validate(key);
key = createDynamicCompositeKey("test1", uuids[2], -1, true);
comparator.validate(key);
key.get(); // make sure we're not aligned anymore
try
{
comparator.validate(key);
fail("Should not validate");
}
catch (MarshalException e) {}
key = ByteBuffer.allocate(5 + "test1".length() + 5 + 14);
key.putShort((short) (0x8000 | 'b'));
key.putShort((short) "test1".length());
key.put(ByteBufferUtil.bytes("test1"));
key.put((byte) 0);
key.putShort((short) (0x8000 | 't'));
key.putShort((short) 14);
key.rewind();
try
{
comparator.validate(key);
fail("Should not validate");
}
catch (MarshalException e)
{
assert e.toString().contains("TimeUUID should be 16 or 0 bytes");
}
key = createDynamicCompositeKey("test1", UUID.randomUUID(), 42, false);
try
{
comparator.validate(key);
fail("Should not validate");
}
catch (MarshalException e)
{
assert e.toString().contains("Invalid version for TimeUUID type");
}
}
@Test
public void testFullRound() throws Exception
{
Table table = Table.open("Keyspace1");
ColumnFamilyStore cfs = table.getColumnFamilyStore(cfName);
ByteBuffer cname1 = createDynamicCompositeKey("test1", null, -1, false);
ByteBuffer cname2 = createDynamicCompositeKey("test1", uuids[0], 24, false);
ByteBuffer cname3 = createDynamicCompositeKey("test1", uuids[0], 42, false);
ByteBuffer cname4 = createDynamicCompositeKey("test2", uuids[0], -1, false);
ByteBuffer cname5 = createDynamicCompositeKey("test2", uuids[1], 42, false);
ByteBuffer key = ByteBufferUtil.bytes("k");
RowMutation rm = new RowMutation("Keyspace1", key);
addColumn(rm, cname5);
addColumn(rm, cname1);
addColumn(rm, cname4);
addColumn(rm, cname2);
addColumn(rm, cname3);
rm.apply();
ColumnFamily cf = cfs.getColumnFamily(QueryFilter.getIdentityFilter(Util.dk("k"), new QueryPath(cfName, null, null)));
Iterator<IColumn> iter = cf.getSortedColumns().iterator();
assert iter.next().name().equals(cname1);
assert iter.next().name().equals(cname2);
assert iter.next().name().equals(cname3);
assert iter.next().name().equals(cname4);
assert iter.next().name().equals(cname5);
}
private void addColumn(RowMutation rm, ByteBuffer cname)
{
rm.add(new QueryPath(cfName, null , cname), ByteBufferUtil.EMPTY_BYTE_BUFFER, 0);
}
private ByteBuffer createDynamicCompositeKey(String s, UUID uuid, int i, boolean lastIsOne)
{
ByteBuffer bytes = ByteBufferUtil.bytes(s);
int totalSize = 0;
if (s != null)
{
totalSize += 2 + 2 + bytes.remaining() + 1;
if (uuid != null)
{
totalSize += 2 + 2 + 16 + 1;
if (i != -1)
{
totalSize += 2 + "IntegerType".length() + 2 + 1 + 1;
}
}
}
ByteBuffer bb = ByteBuffer.allocate(totalSize);
if (s != null)
{
bb.putShort((short)(0x8000 | 'b'));
bb.putShort((short) bytes.remaining());
bb.put(bytes);
bb.put(uuid == null && lastIsOne ? (byte)1 : (byte)0);
if (uuid != null)
{
bb.putShort((short)(0x8000 | 't'));
bb.putShort((short) 16);
bb.put(UUIDGen.decompose(uuid));
bb.put(i == -1 && lastIsOne ? (byte)1 : (byte)0);
if (i != -1)
{
bb.putShort((short) "IntegerType".length());
bb.put(ByteBufferUtil.bytes("IntegerType"));
// We are putting a byte only because our test use ints that fit in a byte *and* IntegerType.fromString() will
// return something compatible (i.e, putting a full int here would break 'fromStringTest')
bb.putShort((short) 1);
bb.put((byte)i);
bb.put(lastIsOne ? (byte)1 : (byte)0);
}
}
}
bb.rewind();
return bb;
}
}