package helper;

import com.yanzuoguang.util.helper.CheckerHelper;
import com.yanzuoguang.util.helper.StringHelper;
import com.yanzuoguang.util.vo.DataDaoKey;
import com.yanzuoguang.util.vo.DataDaoVo;
import org.junit.Assert;
import org.junit.Test;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;

public class DataDaoVoTest {

    class Temp {
        long id;

        String productId;

        String productType;

        int value;

        int removeFlag;

        public Temp() {
        }

        public Temp(long id, String productId, String productType, int value, int removeFlag) {
            this.id = id;
            this.productId = productId;
            this.productType = productType;
            this.value = value;
            this.removeFlag = removeFlag;
        }
    }

    @Test
    public void testEn() {
        int id = 1;
        Temp last = new Temp(id++, "产品3", "类型3", 4, 0);
        List<Temp> his = Arrays.asList(
                new Temp(id++, "产品1", "类型1", 1, 0),
                new Temp(id++, "产品1", "类型1", 2, 1),
                new Temp(id++, "产品1", "类型1", 3, 1),
                new Temp(id++, "产品1", "类型1", 4, 1),
                new Temp(id++, "产品2", "类型2", 4, 0),
                last
        );
        List<Temp> now = Arrays.asList(
                new Temp(id++, "产品1", "类型1", 9, 0),
                new Temp(id++, "产品2", "类型2", 43, 0),
                new Temp(id++, "产品4", "类型4", 95, 0)
        );
        DataDaoVo<Temp> init = DataDaoVo.init(his, now, new DataDaoKey<Temp>() {
            @Override
            public String getKey(Temp from) {
                return StringHelper.getId(from.productId, from.productType);
            }
        });
        Assert.assertEquals(init.getCreates().size(), 1);
        Assert.assertEquals(init.getUpdates().size(), 2);
        Assert.assertEquals(init.getRemoves().size(), 4);
        Assert.assertEquals(last.removeFlag, 1);
    }
}