/**
* 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.hadoop.hive.ql.udf;
import org.apache.hadoop.hive.common.type.HiveDecimal;
import org.apache.hadoop.hive.ql.metadata.HiveException;
import org.apache.hadoop.hive.serde2.io.HiveDecimalWritable;
import org.apache.hadoop.io.IntWritable;
import org.junit.Assert;
import org.junit.Test;
public class TestUDFSign {
@Test
public void testDecimalSign() throws HiveException {
UDFSign udf = new UDFSign();
HiveDecimalWritable input = new HiveDecimalWritable(HiveDecimal.create("32300.004747"));
IntWritable res = udf.evaluate(input);
Assert.assertEquals(1, res.get());
input = new HiveDecimalWritable(HiveDecimal.create("-30.047"));
res = udf.evaluate(input);
Assert.assertEquals(-1, res.get());
input = new HiveDecimalWritable(HiveDecimal.ZERO);
res = udf.evaluate(input);
Assert.assertEquals(0, res.get());
}
}