fe/fe-core/src/test/java/org/apache/doris/catalog/ColocateTableIndexTest.java

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// to you under the Apache License, Version 2.0 (the
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//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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package org.apache.doris.catalog;

import org.apache.doris.catalog.ColocateTableIndex.GroupId;

import com.google.common.collect.Maps;

import org.junit.Assert;
import org.junit.Test;

import java.util.Map;
import java.util.Set;
import java.util.concurrent.CopyOnWriteArraySet;

public class ColocateTableIndexTest {

    @Test
    public void testGroupId() {
        GroupId groupId1 = new GroupId(1000, 2000);
        GroupId groupId2 = new GroupId(1000, 2000);
        Map<GroupId, Long> map = Maps.newHashMap();
        Assert.assertTrue(groupId1.equals(groupId2));
        Assert.assertTrue(groupId1.hashCode() == groupId2.hashCode());
        map.put(groupId1, 1000L);
        Assert.assertTrue(map.containsKey(groupId2));

        Set<GroupId> balancingGroups = new CopyOnWriteArraySet<GroupId>();
        balancingGroups.add(groupId1);
        Assert.assertTrue(balancingGroups.size() == 1);
        balancingGroups.remove(groupId2);
        Assert.assertTrue(balancingGroups.isEmpty());
    }
}