/*
* 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.spi.type.StandardTypes;
import io.airlift.json.JsonCodec;
import org.testng.annotations.Test;
import java.util.Optional;
import static com.facebook.presto.hive.HiveColumnHandle.ColumnType.PARTITION_KEY;
import static com.facebook.presto.hive.HiveColumnHandle.ColumnType.REGULAR;
import static com.facebook.presto.spi.type.TypeSignature.parseTypeSignature;
import static org.testng.Assert.assertEquals;
public class TestHiveColumnHandle
{
private final JsonCodec<HiveColumnHandle> codec = JsonCodec.jsonCodec(HiveColumnHandle.class);
@Test
public void testHiddenColumn()
{
HiveColumnHandle hiddenColumn = HiveColumnHandle.pathColumnHandle("client");
testRoundTrip(hiddenColumn);
}
@Test
public void testRegularColumn()
{
HiveColumnHandle expectedPartitionColumn = new HiveColumnHandle("client", "name", HiveType.HIVE_FLOAT, parseTypeSignature(StandardTypes.DOUBLE), 88, PARTITION_KEY, Optional.empty());
testRoundTrip(expectedPartitionColumn);
}
@Test
public void testPartitionKeyColumn()
{
HiveColumnHandle expectedRegularColumn = new HiveColumnHandle("client", "name", HiveType.HIVE_FLOAT, parseTypeSignature(StandardTypes.DOUBLE), 88, REGULAR, Optional.empty());
testRoundTrip(expectedRegularColumn);
}
private void testRoundTrip(HiveColumnHandle expected)
{
String json = codec.toJson(expected);
HiveColumnHandle actual = codec.fromJson(json);
assertEquals(actual.getClientId(), expected.getClientId());
assertEquals(actual.getName(), expected.getName());
assertEquals(actual.getHiveType(), expected.getHiveType());
assertEquals(actual.getHiveColumnIndex(), expected.getHiveColumnIndex());
assertEquals(actual.isPartitionKey(), expected.isPartitionKey());
}
}