/**
* 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.serde2.objectinspector;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.apache.hadoop.hive.serde2.io.ByteWritable;
import org.apache.hadoop.hive.serde2.io.DoubleWritable;
import org.apache.hadoop.hive.serde2.io.ShortWritable;
import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector.Category;
import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorConverters.Converter;
import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory;
import org.apache.hadoop.hive.serde2.thrift.test.Complex;
import org.apache.hadoop.hive.serde2.thrift.test.IntString;
import org.apache.hadoop.io.BooleanWritable;
import org.apache.hadoop.io.FloatWritable;
import org.apache.hadoop.io.IntWritable;
import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.Text;
import junit.framework.TestCase;
public class TestObjectInspectorConverters extends TestCase {
public void testObjectInspectorConverters() throws Throwable {
try {
// Boolean
Converter booleanConverter = ObjectInspectorConverters.getConverter(
PrimitiveObjectInspectorFactory.javaIntObjectInspector,
PrimitiveObjectInspectorFactory.writableBooleanObjectInspector);
assertEquals("BooleanConverter",
new BooleanWritable(false),
booleanConverter.convert(Integer.valueOf(0))
);
assertEquals("BooleanConverter",
new BooleanWritable(true),
booleanConverter.convert(Integer.valueOf(1))
);
// Byte
Converter byteConverter = ObjectInspectorConverters.getConverter(
PrimitiveObjectInspectorFactory.javaIntObjectInspector,
PrimitiveObjectInspectorFactory.writableByteObjectInspector);
assertEquals("ByteConverter",
new ByteWritable((byte)0),
byteConverter.convert(Integer.valueOf(0))
);
assertEquals("ByteConverter",
new ByteWritable((byte)1),
byteConverter.convert(Integer.valueOf(1))
);
// Short
Converter shortConverter = ObjectInspectorConverters.getConverter(
PrimitiveObjectInspectorFactory.javaIntObjectInspector,
PrimitiveObjectInspectorFactory.writableShortObjectInspector);
assertEquals("ShortConverter",
new ShortWritable((short)0),
shortConverter.convert(Integer.valueOf(0))
);
assertEquals("ShortConverter",
new ShortWritable((short)1),
shortConverter.convert(Integer.valueOf(1))
);
// Int
Converter intConverter = ObjectInspectorConverters.getConverter(
PrimitiveObjectInspectorFactory.javaIntObjectInspector,
PrimitiveObjectInspectorFactory.writableIntObjectInspector);
assertEquals("IntConverter",
new IntWritable((int)0),
intConverter.convert(Integer.valueOf(0))
);
assertEquals("IntConverter",
new IntWritable((int)1),
intConverter.convert(Integer.valueOf(1))
);
// Long
Converter longConverter = ObjectInspectorConverters.getConverter(
PrimitiveObjectInspectorFactory.javaIntObjectInspector,
PrimitiveObjectInspectorFactory.writableLongObjectInspector);
assertEquals("LongConverter",
new LongWritable((long)0),
longConverter.convert(Integer.valueOf(0))
);
assertEquals("LongConverter",
new LongWritable((long)1),
longConverter.convert(Integer.valueOf(1))
);
// Float
Converter floatConverter = ObjectInspectorConverters.getConverter(
PrimitiveObjectInspectorFactory.javaIntObjectInspector,
PrimitiveObjectInspectorFactory.writableFloatObjectInspector);
assertEquals("LongConverter",
new FloatWritable((float)0),
floatConverter.convert(Integer.valueOf(0))
);
assertEquals("LongConverter",
new FloatWritable((float)1),
floatConverter.convert(Integer.valueOf(1))
);
// Double
Converter doubleConverter = ObjectInspectorConverters.getConverter(
PrimitiveObjectInspectorFactory.javaIntObjectInspector,
PrimitiveObjectInspectorFactory.writableDoubleObjectInspector);
assertEquals("DoubleConverter",
new DoubleWritable((double)0),
doubleConverter.convert(Integer.valueOf(0))
);
assertEquals("DoubleConverter",
new DoubleWritable((double)1),
doubleConverter.convert(Integer.valueOf(1))
);
// Text
Converter textConverter = ObjectInspectorConverters.getConverter(
PrimitiveObjectInspectorFactory.javaIntObjectInspector,
PrimitiveObjectInspectorFactory.writableStringObjectInspector);
assertEquals("TextConverter",
new Text("0"),
textConverter.convert(Integer.valueOf(0))
);
assertEquals("TextConverter",
new Text("1"),
textConverter.convert(Integer.valueOf(1))
);
} catch (Throwable e) {
e.printStackTrace();
throw e;
}
}
}