/*
 * Copyright (C) 2016-2022 ActionTech.
 * License: http://www.gnu.org/licenses/gpl.html GPL version 2 or higher.
 */

package com.actiontech.dble.performance;
//package org.opencloudb.performance;
//
//import java.nio.ByteBuffer;
//import java.util.Collection;
//import java.util.HashSet;
//import java.util.Random;
//import java.util.Set;
//
//import org.opencloudb.mpp.ColMeta;
//import org.opencloudb.mpp.OrderCol;
//import org.opencloudb.mpp.tmp.FastRowDataSorter;
//import org.opencloudb.mpp.tmp.MutilNodeMergeItf;
//import org.opencloudb.mysql.BufferUtil;
//import org.opencloudb.net.mysql.RowDataPacket;
//
//public class TestMergeSorter {
//
//	// @Test
//	public static void main(String[] args) {
//		ColMeta colMeta = new ColMeta(0, ColMeta.COL_TYPE_INT);
//		OrderCol col = new OrderCol(colMeta, OrderCol.COL_ORDER_TYPE_DESC);
//		OrderCol[] orderCols = { col };
//		MutilNodeMergeItf sorter = new FastRowDataSorter(orderCols);
//		byte idLen = 4;
//		byte packId = 0;
//		int maxCount = 10000;
//		int bound = maxCount * 2;
//		Random rd = new Random();
//		Set<Integer> set = new HashSet<Integer>();
//		while (set.size() < maxCount) {
//			set.add(rd.nextInt(bound));
//		}
//		for (Integer integer : set) {
//			String name = "name".concat(String.valueOf(integer));
//			int length = name.length();
//			RowDataPacket row = new RowDataPacket(2);
//			ByteBuffer buffer = ByteBuffer.allocate(3 + 1 + 1 + 4 + 1 + length);
//			BufferUtil.writeUB3(buffer, buffer.capacity());// PACKLEN
//			buffer.put(packId++);// packID
//			buffer.put(idLen);// LEN
//			BufferUtil.writeInt(buffer, integer);
//			buffer.put((byte) length);
//			buffer.put(name.getBytes());
//			row.read(buffer.array());
//			sorter.addRow(row);
//		}
//		set.clear();
//		System.gc();
//		System.out.println("add finished");
//		for (int i = 0; i < 100; i++) {
//			long st = System.currentTimeMillis();
//			Collection<RowDataPacket> res = sorter.getResult();
//			long end = System.currentTimeMillis();// 37.246//15.196
//			System.out.println((end - st) / 1000.0);
//		}
//		// for (RowDataPacket row : res) {
//		// byte[] x = row.fieldValues.get(0);
//		// byte[] name = row.fieldValues.get(1);
//		// ByteBuffer wrap = ByteBuffer.wrap(x);
//		// wrap.order(ByteOrder.LITTLE_ENDIAN);
//		// System.out.println(wrap.getInt()+","+new String(name));
//		//
//		// }
//		sorter.close();
//	}
//}
