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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.nio.ByteBuffer;
import org.junit.Test;
import static junit.framework.Assert.assertNotNull;
import static junit.framework.Assert.assertNull;
import static org.apache.cassandra.Util.getBytes;
import static org.apache.cassandra.Util.concatByteArrays;
import org.apache.cassandra.db.context.CounterContext;
import static org.apache.cassandra.db.context.CounterContext.ContextState;
import org.apache.cassandra.db.marshal.LongType;
import org.apache.cassandra.utils.ByteBufferUtil;
import org.apache.cassandra.utils.FBUtilities;
import org.apache.cassandra.utils.NodeId;
public class SuperColumnTest
{
private static final CounterContext cc = new CounterContext();
@Test
public void testMissingSubcolumn() {
SuperColumn sc = new SuperColumn(ByteBufferUtil.bytes("sc1"), LongType.instance);
sc.addColumn(new Column(getBytes(1), ByteBufferUtil.bytes("value"), 1));
assertNotNull(sc.getSubColumn(getBytes(1)));
assertNull(sc.getSubColumn(getBytes(2)));
}
@Test
public void testAddColumnIncrementCounter()
{
ContextState state;
SuperColumn sc = new SuperColumn(ByteBufferUtil.bytes("sc1"), LongType.instance);
state = ContextState.allocate(4, 1);
state.writeElement(NodeId.fromInt(1), 7L, 0L);
state.writeElement(NodeId.fromInt(2), 5L, 7L);
state.writeElement(NodeId.fromInt(4), 2L, 9L);
state.writeElement(NodeId.getLocalId(), 3L, 3L, true);
sc.addColumn(new CounterColumn(getBytes(1), state.context, 3L, 0L));
state = ContextState.allocate(4, 1);
state.writeElement(NodeId.fromInt(2), 3L, 4L);
state.writeElement(NodeId.fromInt(4), 4L, 1L);
state.writeElement(NodeId.fromInt(8), 9L, 0L);
state.writeElement(NodeId.getLocalId(), 9L, 5L, true);
sc.addColumn(new CounterColumn(getBytes(1), state.context, 10L, 0L));
state = ContextState.allocate(3, 0);
state.writeElement(NodeId.fromInt(2), 1L, 0L);
state.writeElement(NodeId.fromInt(3), 6L, 0L);
state.writeElement(NodeId.fromInt(7), 3L, 0L);
sc.addColumn(new CounterColumn(getBytes(2), state.context, 9L, 0L));
assertNotNull(sc.getSubColumn(getBytes(1)));
assertNull(sc.getSubColumn(getBytes(3)));
// column: 1
ContextState c1 = ContextState.allocate(5, 1);
c1.writeElement(NodeId.fromInt(1), 7L, 0L);
c1.writeElement(NodeId.fromInt(2), 5L, 7L);
c1.writeElement(NodeId.fromInt(4), 4L, 1L);
c1.writeElement(NodeId.fromInt(8), 9L, 0L);
c1.writeElement(NodeId.getLocalId(), 12L, 8L, true);
assert 0 == ByteBufferUtil.compareSubArrays(
((CounterColumn)sc.getSubColumn(getBytes(1))).value(),
0,
c1.context,
0,
c1.context.remaining());
// column: 2
ContextState c2 = ContextState.allocate(3, 0);
c2.writeElement(NodeId.fromInt(2), 1L, 0L);
c2.writeElement(NodeId.fromInt(3), 6L, 0L);
c2.writeElement(NodeId.fromInt(7), 3L, 0L);
assert 0 == ByteBufferUtil.compareSubArrays(
((CounterColumn)sc.getSubColumn(getBytes(2))).value(),
0,
c2.context,
0,
c2.context.remaining());
assertNotNull(sc.getSubColumn(getBytes(1)));
assertNotNull(sc.getSubColumn(getBytes(2)));
assertNull(sc.getSubColumn(getBytes(3)));
}
}