/*
* 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.ftvec;
import org.apache.hadoop.hive.ql.exec.UDFArgumentException;
import org.apache.hadoop.hive.ql.udf.generic.GenericUDF;
import org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredJavaObject;
import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector;
import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory;
import org.apache.hadoop.io.DoubleWritable;
import org.apache.hadoop.io.Text;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class FeatureUDFTest {
FeatureUDF udf = null;
@Before
public void setup() {
udf = new FeatureUDF();
}
@Test
public void testIntInt() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.javaIntObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaIntObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {new DeferredJavaObject(1),
new DeferredJavaObject(2)});
Assert.assertEquals("1:2", ret.toString());
}
@Test
public void testIntLong() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.javaIntObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaLongObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {new DeferredJavaObject(1),
new DeferredJavaObject(2L)});
Assert.assertEquals("1:2", ret.toString());
}
@Test
public void testIntFloat() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.javaIntObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaFloatObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {new DeferredJavaObject(1),
new DeferredJavaObject(2.5f)});
Assert.assertEquals("1:2.5", ret.toString());
}
@Test
public void testIntDouble() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.javaIntObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaDoubleObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {new DeferredJavaObject(1),
new DeferredJavaObject(2.5d)});
Assert.assertEquals("1:2.5", ret.toString());
}
@Test
public void testLongInt() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.javaLongObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaIntObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {new DeferredJavaObject(1L),
new DeferredJavaObject(2)});
Assert.assertEquals("1:2", ret.toString());
}
@Test
public void testLongLong() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.javaLongObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaLongObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {new DeferredJavaObject(1L),
new DeferredJavaObject(2L)});
Assert.assertEquals("1:2", ret.toString());
}
@Test
public void testLongFloat() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.javaLongObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaFloatObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {new DeferredJavaObject(1L),
new DeferredJavaObject(2.5f)});
Assert.assertEquals("1:2.5", ret.toString());
}
@Test
public void testLongDouble() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.javaLongObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaDoubleObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {new DeferredJavaObject(1L),
new DeferredJavaObject(2.5d)});
Assert.assertEquals("1:2.5", ret.toString());
}
@Test
public void testStringInt() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.javaStringObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaIntObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {new DeferredJavaObject("f1"),
new DeferredJavaObject(2)});
Assert.assertEquals("f1:2", ret.toString());
}
@Test
public void testStringLong() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.javaStringObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaLongObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {new DeferredJavaObject("f1"),
new DeferredJavaObject(2L)});
Assert.assertEquals("f1:2", ret.toString());
}
@Test
public void testStringFloat() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.javaStringObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaFloatObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {new DeferredJavaObject("f1"),
new DeferredJavaObject(2.5f)});
Assert.assertEquals("f1:2.5", ret.toString());
}
@Test
public void testStringDouble() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.javaStringObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaDoubleObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {new DeferredJavaObject("f1"),
new DeferredJavaObject(2.5d)});
Assert.assertEquals("f1:2.5", ret.toString());
}
@Test
public void testTextDouble() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.writableStringObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaDoubleObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {
new DeferredJavaObject(new Text("f1")), new DeferredJavaObject(2.5d)});
Assert.assertEquals("f1:2.5", ret.toString());
}
@Test
public void testTextDoubleWritable() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.writableStringObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.writableDoubleObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {
new DeferredJavaObject(new Text("f1")),
new DeferredJavaObject(new DoubleWritable(2.5d))});
Assert.assertEquals("f1:2.5", ret.toString());
}
@Test(expected = UDFArgumentException.class)
public void testStringStringFails() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.javaStringObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaStringObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
}
@Test
public void testNullWeight() throws Exception {
ObjectInspector featureOI = PrimitiveObjectInspectorFactory.javaStringObjectInspector;
ObjectInspector weightOI = PrimitiveObjectInspectorFactory.javaIntObjectInspector;
udf.initialize(new ObjectInspector[] {featureOI, weightOI});
Text ret = udf.evaluate(new GenericUDF.DeferredObject[] {new DeferredJavaObject("f1"),
new DeferredJavaObject(null)});
Assert.assertNull(ret);
}
}