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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.analysis;

import org.apache.doris.common.AnalysisException;

import com.google.common.collect.Lists;

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

public class AddRollupClauseTest {
    private static Analyzer analyzer;

    @BeforeClass
    public static void setUp() {
        analyzer = AccessTestUtil.fetchAdminAnalyzer(false);
    }

    @Test
    public void testNormal() throws AnalysisException {
        AddRollupClause clause = new AddRollupClause("testRollup", Lists.newArrayList("col1", "col2"),
                                                     null, "baseRollup", null);
        clause.analyze(analyzer);
        Assert.assertEquals("ADD ROLLUP `testRollup` (`col1`, `col2`) FROM `baseRollup`", clause.toString());
        Assert.assertEquals("baseRollup", clause.getBaseRollupName());
        Assert.assertEquals("testRollup", clause.getRollupName());
        Assert.assertEquals("[col1, col2]", clause.getColumnNames().toString());
        Assert.assertNull(clause.getProperties());

        clause = new AddRollupClause("testRollup", Lists.newArrayList("col1", "col2"), null, null, null);
        clause.analyze(analyzer);
        Assert.assertEquals("ADD ROLLUP `testRollup` (`col1`, `col2`)", clause.toString());

        clause = new AddRollupClause("testRollup", Lists.newArrayList("col1", "col2"), null, null, null);
        clause.analyze(analyzer);
        Assert.assertEquals("ADD ROLLUP `testRollup` (`col1`, `col2`)",
                clause.toString());
    }

    @Test(expected = AnalysisException.class)
    public void testNoRollup() throws AnalysisException {
        AddRollupClause clause = new AddRollupClause("", Lists.newArrayList("col1", "col2"), null, null, null);
        clause.analyze(analyzer);
        Assert.fail("No exception throws.");
    }

    @Test(expected = AnalysisException.class)
    public void testNoCol() throws AnalysisException {
        AddRollupClause clause = new AddRollupClause("testRollup", null, null, null, null);
        clause.analyze(analyzer);
        Assert.fail("No exception throws.");
    }

    @Test(expected = AnalysisException.class)
    public void testDupCol() throws AnalysisException {
        AddRollupClause clause = new AddRollupClause("testRollup", 
                                        Lists.newArrayList("col1", "col1"), null, null, null);
        clause.analyze(analyzer);
        Assert.fail("No exception throws.");
    }

    @Test(expected = AnalysisException.class)
    public void testInvalidCol() throws AnalysisException {
        AddRollupClause clause = new AddRollupClause("testRollup", Lists.newArrayList("", "col1"), null, null, null);
        clause.analyze(analyzer);
        Assert.fail("No exception throws.");
    }
}
