/*
* 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.phoenix.expression.function;
import com.google.common.collect.Lists;
import org.apache.hadoop.hbase.io.ImmutableBytesWritable;
import org.apache.phoenix.expression.Expression;
import org.apache.phoenix.expression.LiteralExpression;
import org.apache.phoenix.schema.PDataType;
import org.junit.Test;
import java.sql.SQLException;
import java.sql.Types;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
public class ExternalSqlTypeIdFunctionTest {
@Test
public void testEvaluate() throws SQLException {
Expression inputArg = LiteralExpression.newConstant(
PDataType.INTEGER.getSqlType(), PDataType.INTEGER);
Object returnValue = executeFunction(inputArg);
assertEquals(Types.INTEGER, returnValue);
}
@Test
public void testEvaluateArrayType() throws SQLException {
Expression inputArg = LiteralExpression.newConstant(
PDataType.INTEGER_ARRAY.getSqlType(), PDataType.INTEGER);
Object returnValue = executeFunction(inputArg);
assertEquals(Types.ARRAY, returnValue);
}
private Object executeFunction(Expression inputArg) throws SQLException {
ExternalSqlTypeIdFunction externalIdFunction =
new ExternalSqlTypeIdFunction(Lists.newArrayList(inputArg));
ImmutableBytesWritable ptr = new ImmutableBytesWritable();
assertTrue(externalIdFunction.evaluate(null, ptr));
return PDataType.INTEGER.toObject(ptr.get(), ptr.getOffset(), ptr.getLength(),
PDataType.INTEGER, inputArg.getSortOrder());
}
}