/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * 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
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.kylin.metadata.cube.model;

import java.util.Comparator;
import java.util.List;

import org.apache.kylin.common.util.NLocalFileMetadataTestCase;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;

import lombok.val;

public class EnormousDimTest extends NLocalFileMetadataTestCase {
    private String projectDefault = "default";

    @Before
    public void setup() throws Exception {
        this.createTestMetadata("src/test/resources/ut_meta/enormous_dim");
    }

    @After
    public void after() throws Exception {
        this.cleanupTestMetadata();
    }

    @Test
    public void testHierarchy() {
        val mgr = NIndexPlanManager.getInstance(getTestConfig(), projectDefault);
        val cube = mgr.getIndexPlanByModelAlias("test_enormous_dim");
        Assert.assertEquals(1, cube.getAllIndexes().size());
        Assert.assertEquals(100, cube.getAllIndexes().get(0).getDimensions().size());
    }

    @Test
    public void testMandatoryDim() {
        val mgr = NIndexPlanManager.getInstance(getTestConfig(), projectDefault);
        val cube = mgr.getIndexPlanByModelAlias("test_enormous_dim2");
        List<IndexEntity> allIndexes = cube.getAllIndexes();
        allIndexes.sort(Comparator.comparingInt(o -> o.getDimensions().size()));
        Assert.assertEquals(1023, cube.getAllIndexes().size());
        Assert.assertEquals(10, allIndexes.get(0).getDimensions().size());
        Assert.assertEquals(100, allIndexes.get(allIndexes.size() - 1).getDimensions().size());
    }

    @Test
    public void testJointDim() {
        val mgr = NIndexPlanManager.getInstance(getTestConfig(), projectDefault);
        val cube = mgr.getIndexPlanByModelAlias("test_enormous_dim3");
        List<IndexEntity> allIndexes = cube.getAllIndexes();
        allIndexes.sort(Comparator.comparingInt(o -> o.getDimensions().size()));
        Assert.assertEquals(100, cube.getAllIndexes().size());
        Assert.assertEquals(1, allIndexes.get(0).getDimensions().size());
        Assert.assertEquals(100, allIndexes.get(allIndexes.size() - 1).getDimensions().size());
    }
}
