/*
* 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.operator.scalar;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;
import static com.facebook.presto.spi.type.BigintType.BIGINT;
import static com.facebook.presto.spi.type.BooleanType.BOOLEAN;
public class TestCustomFunctions
extends AbstractTestFunctions
{
@BeforeClass
public void setupClass()
{
registerScalar(CustomFunctions.class);
}
@Test
public void testCustomAdd()
{
assertFunction("custom_add(123, 456)", BIGINT, 579L);
}
@Test
public void testSliceIsNull()
{
assertFunction("custom_is_null(CAST(NULL AS VARCHAR))", BOOLEAN, true);
assertFunction("custom_is_null('not null')", BOOLEAN, false);
}
@Test
public void testLongIsNull()
{
assertFunction("custom_is_null(CAST(NULL AS BIGINT))", BOOLEAN, true);
assertFunction("custom_is_null(0)", BOOLEAN, false);
}
}