/**
* 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 junit.framework.TestCase;
import org.apache.hadoop.io.IntWritable;
import org.apache.hadoop.io.Text;
import org.junit.Test;
public class TestToInteger extends TestCase{
@Test
public void testTextToInteger() throws Exception{
UDFToInteger ti = new UDFToInteger();
Text t1 = new Text("-1");
IntWritable i1 = ti.evaluate(t1);
assertEquals(-1, i1.get());
Text t2 = new Text("0");
IntWritable i2 = ti.evaluate(t2);
assertEquals(0, i2.get());
Text t3 = new Text("A");
IntWritable i3 = ti.evaluate(t3);
assertNull(i3);
Text t4 = new Text("1.1");
IntWritable i4 = ti.evaluate(t4);
assertEquals(1, i4.get());
}
}