/*
 * Licensed 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 com.facebook.presto.hive;

import com.facebook.presto.testing.MaterializedResult;
import com.facebook.presto.tests.AbstractTestDistributedQueries;
import org.testng.annotations.Test;

import static com.facebook.presto.hive.HiveQueryRunner.createQueryRunner;
import static com.facebook.presto.spi.type.CharType.createCharType;
import static com.facebook.presto.testing.MaterializedResult.resultBuilder;
import static com.facebook.presto.testing.assertions.Assert.assertEquals;
import static io.airlift.tpch.TpchTable.getTables;

public class TestHiveDistributedQueries
        extends AbstractTestDistributedQueries
{
    public TestHiveDistributedQueries()
            throws Exception
    {
        super(() -> createQueryRunner(getTables()));
    }

    @Override
    public void testDelete()
    {
        // Hive connector currently does not support row-by-row delete
    }

    @Test
    public void testOrderByChar()
            throws Exception
    {
        assertUpdate("CREATE TABLE char_order_by (c_char char(2))");
        assertUpdate("INSERT INTO char_order_by (c_char) VALUES" +
                "(CAST('a' as CHAR(2)))," +
                "(CAST('a\0' as CHAR(2)))," +
                "(CAST('a  ' as CHAR(2)))", 3);

        MaterializedResult actual = computeActual(getSession(),
                "SELECT * FROM char_order_by ORDER BY c_char ASC");

        assertUpdate("DROP TABLE char_order_by");

        MaterializedResult expected = resultBuilder(getSession(), createCharType(2))
                .row("a\0")
                .row("a ")
                .row("a ")
                .build();

        assertEquals(actual, expected);
    }
}