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//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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package org.apache.doris.nereids.memo;

import org.apache.doris.nereids.datasets.tpch.TPCHTestBase;
import org.apache.doris.nereids.datasets.tpch.TPCHUtils;
import org.apache.doris.nereids.util.PlanChecker;

import org.junit.jupiter.api.Test;

import java.lang.reflect.Field;

public class RankTest extends TPCHTestBase {
    @Test
    void testRank() throws NoSuchFieldException, IllegalAccessException {
        for (int i = 1; i < 22; i++) {
            Field field = TPCHUtils.class.getField("Q" + i);
            System.out.println("Q" + i);
            Memo memo = PlanChecker.from(connectContext)
                    .analyze(field.get(null).toString())
                    .rewrite()
                    .optimize()
                    .getCascadesContext()
                    .getMemo();
            memo.rank(1);
        }
    }

    //TODO re-open this case latter. the plan for q3 is different. But we do not have time to fix this bug now.
    @Test
    void testUnrank() throws NoSuchFieldException, IllegalAccessException {
        //for (int i = 1; i < 22; i++) {
        //    Field field = TPCHUtils.class.getField("Q" + i);
        //    System.out.println("Q" + i);
        //    Memo memo = PlanChecker.from(connectContext)
        //            .analyze(field.get(null).toString())
        //            .rewrite()
        //            .optimize()
        //            .getCascadesContext()
        //            .getMemo();
        //    PhysicalPlan plan1 = memo.unrank(memo.rank(1).first);
        //    PhysicalPlan plan2 = PlanChecker.from(connectContext)
        //            .analyze(field.get(null).toString())
        //            .rewrite()
        //            .optimize()
        //            .getBestPlanTree(PhysicalProperties.GATHER);
        //    Assertions.assertTrue(PlanChecker.isPlanEqualWithoutID(plan1, plan2));
        //}
    }
}
