server/src/test/java/org/apache/iotdb/db/mpp/plan/plan/node/process/SortNodeSerdeTest.java

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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
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 *
 *     http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.iotdb.db.mpp.plan.plan.node.process;

import org.apache.iotdb.commons.exception.IllegalPathException;
import org.apache.iotdb.commons.path.MeasurementPath;
import org.apache.iotdb.db.mpp.plan.plan.node.PlanNodeDeserializeHelper;
import org.apache.iotdb.db.mpp.plan.planner.plan.node.PlanNodeId;
import org.apache.iotdb.db.mpp.plan.planner.plan.node.process.SortNode;
import org.apache.iotdb.db.mpp.plan.planner.plan.node.source.SeriesScanNode;
import org.apache.iotdb.db.mpp.plan.statement.component.Ordering;
import org.apache.iotdb.tsfile.file.metadata.enums.TSDataType;
import org.apache.iotdb.tsfile.read.filter.GroupByFilter;

import org.junit.Test;

import java.nio.ByteBuffer;

import static org.junit.Assert.assertEquals;

public class SortNodeSerdeTest {

  @Test
  public void testSerializeAndDeserialize() throws IllegalPathException {
    SeriesScanNode seriesScanNode =
        new SeriesScanNode(
            new PlanNodeId("TestSeriesScanNode"),
            new MeasurementPath("root.sg.d1.s1", TSDataType.INT32),
            Ordering.DESC,
            new GroupByFilter(1, 2, 3, 4),
            null,
            100,
            100,
            null);
    SortNode sortNode = new SortNode(new PlanNodeId("TestSortNode"), seriesScanNode, Ordering.ASC);

    ByteBuffer byteBuffer = ByteBuffer.allocate(2048);
    sortNode.serialize(byteBuffer);
    byteBuffer.flip();
    assertEquals(PlanNodeDeserializeHelper.deserialize(byteBuffer), sortNode);
  }
}