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SmartcnUDFTest.java
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SmartcnUDFTest.java
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/*
* 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 hivemall.nlp.tokenizer;
import java.io.IOException;
import java.util.List;
import org.apache.hadoop.hive.ql.exec.UDFArgumentException;
import org.apache.hadoop.hive.ql.metadata.HiveException;
import org.apache.hadoop.hive.ql.udf.generic.GenericUDF;
import org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredObject;
import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector;
import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorFactory;
import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory;
import org.apache.hadoop.io.Text;
import org.junit.Assert;
import org.junit.Test;
public class SmartcnUDFTest {
@Test
public void testOneArgument() throws UDFArgumentException, IOException {
GenericUDF udf = new SmartcnUDF();
ObjectInspector[] argOIs = new ObjectInspector[1];
// line
argOIs[0] = PrimitiveObjectInspectorFactory.javaStringObjectInspector;
udf.initialize(argOIs);
udf.close();
}
@Test
public void testTwoArgument() throws UDFArgumentException, IOException {
GenericUDF udf = new SmartcnUDF();
ObjectInspector[] argOIs = new ObjectInspector[2];
// line
argOIs[0] = PrimitiveObjectInspectorFactory.javaStringObjectInspector;
// stopWords
argOIs[1] = ObjectInspectorFactory
.getStandardConstantListObjectInspector(
PrimitiveObjectInspectorFactory.javaStringObjectInspector,
null);
udf.initialize(argOIs);
udf.close();
}
@Test
public void testEvaluateOneRow() throws IOException, HiveException {
SmartcnUDF udf = new SmartcnUDF();
ObjectInspector[] argOIs = new ObjectInspector[1];
// line
argOIs[0] = PrimitiveObjectInspectorFactory.writableStringObjectInspector;
udf.initialize(argOIs);
DeferredObject[] args = new DeferredObject[1];
args[0] = new DeferredObject() {
public Text get() throws HiveException {
return new Text(
"Smartcn为Apache2.0协议的开源中文分词系统,Java语言编写,修改的中科院计算所ICTCLAS分词系统。");
}
@Override
public void prepare(int arg) throws HiveException {
}
};
List<Text> tokens = udf.evaluate(args);
Assert.assertNotNull(tokens);
udf.close();
}
}