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* Licensed to the Apache Software Foundation (ASF) under one
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* 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
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package org.apache.hadoop.hive.ql.udf.generic;
import java.sql.Date;
import java.sql.Timestamp;
import junit.framework.TestCase;
import org.apache.hadoop.hive.ql.metadata.HiveException;
import org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredJavaObject;
import org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredObject;
import org.apache.hadoop.hive.serde2.io.DateWritable;
import org.apache.hadoop.hive.serde2.io.TimestampWritable;
import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector;
import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory;
import org.apache.hadoop.hive.serde2.typeinfo.TypeInfoFactory;
import org.apache.hadoop.io.Text;
public class TestGenericUDFDateFormat extends TestCase {
public void testDateFormatStr() throws HiveException {
GenericUDFDateFormat udf = new GenericUDFDateFormat();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableStringObjectInspector;
Text fmtText = new Text("EEEE");
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory
.getPrimitiveWritableConstantObjectInspector(TypeInfoFactory.stringTypeInfo, fmtText);
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
// date str
runAndVerifyStr("2015-04-05", fmtText, "Sunday", udf);
runAndVerifyStr("2015-04-06", fmtText, "Monday", udf);
runAndVerifyStr("2015-04-07", fmtText, "Tuesday", udf);
runAndVerifyStr("2015-04-08", fmtText, "Wednesday", udf);
runAndVerifyStr("2015-04-09", fmtText, "Thursday", udf);
runAndVerifyStr("2015-04-10", fmtText, "Friday", udf);
runAndVerifyStr("2015-04-11", fmtText, "Saturday", udf);
runAndVerifyStr("2015-04-12", fmtText, "Sunday", udf);
// wrong date str
runAndVerifyStr("2016-02-30", fmtText, "Tuesday", udf);
runAndVerifyStr("2014-01-32", fmtText, "Saturday", udf);
runAndVerifyStr("01/14/2014", fmtText, null, udf);
runAndVerifyStr(null, fmtText, null, udf);
// ts str
runAndVerifyStr("2015-04-05 10:30:45", fmtText, "Sunday", udf);
runAndVerifyStr("2015-04-06 10:30:45", fmtText, "Monday", udf);
runAndVerifyStr("2015-04-07 10:30:45", fmtText, "Tuesday", udf);
runAndVerifyStr("2015-04-08 10:30:45", fmtText, "Wednesday", udf);
runAndVerifyStr("2015-04-09 10:30", fmtText, "Thursday", udf);
runAndVerifyStr("2015-04-10 10:30:45.123", fmtText, "Friday", udf);
runAndVerifyStr("2015-04-11T10:30:45", fmtText, "Saturday", udf);
runAndVerifyStr("2015-04-12 10", fmtText, "Sunday", udf);
// wrong ts str
runAndVerifyStr("2016-02-30 10:30:45", fmtText, "Tuesday", udf);
runAndVerifyStr("2014-01-32 10:30:45", fmtText, "Saturday", udf);
runAndVerifyStr("01/14/2014 10:30:45", fmtText, null, udf);
runAndVerifyStr("2016-02-28T10:30:45", fmtText, "Sunday", udf);
}
public void testDateFormatDate() throws HiveException {
GenericUDFDateFormat udf = new GenericUDFDateFormat();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableDateObjectInspector;
Text fmtText = new Text("EEEE");
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory
.getPrimitiveWritableConstantObjectInspector(TypeInfoFactory.stringTypeInfo, fmtText);
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
runAndVerifyDate("2015-04-05", fmtText, "Sunday", udf);
runAndVerifyDate("2015-04-06", fmtText, "Monday", udf);
runAndVerifyDate("2015-04-07", fmtText, "Tuesday", udf);
runAndVerifyDate("2015-04-08", fmtText, "Wednesday", udf);
runAndVerifyDate("2015-04-09", fmtText, "Thursday", udf);
runAndVerifyDate("2015-04-10", fmtText, "Friday", udf);
runAndVerifyDate("2015-04-11", fmtText, "Saturday", udf);
runAndVerifyDate("2015-04-12", fmtText, "Sunday", udf);
}
public void testDateFormatTs() throws HiveException {
GenericUDFDateFormat udf = new GenericUDFDateFormat();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableTimestampObjectInspector;
Text fmtText = new Text("EEEE");
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory
.getPrimitiveWritableConstantObjectInspector(TypeInfoFactory.stringTypeInfo, fmtText);
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
runAndVerifyTs("2015-04-08 10:30:45", fmtText, "Wednesday", udf);
runAndVerifyTs("2015-04-05 10:30:45", fmtText, "Sunday", udf);
runAndVerifyTs("2015-04-06 10:30:45", fmtText, "Monday", udf);
runAndVerifyTs("2015-04-07 10:30:45", fmtText, "Tuesday", udf);
runAndVerifyTs("2015-04-08 10:30:45", fmtText, "Wednesday", udf);
runAndVerifyTs("2015-04-09 10:30:45", fmtText, "Thursday", udf);
runAndVerifyTs("2015-04-10 10:30:45.123", fmtText, "Friday", udf);
runAndVerifyTs("2015-04-11 10:30:45.123456789", fmtText, "Saturday", udf);
runAndVerifyTs("2015-04-12 10:30:45", fmtText, "Sunday", udf);
}
public void testNullFmt() throws HiveException {
GenericUDFDateFormat udf = new GenericUDFDateFormat();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableStringObjectInspector;
Text fmtText = null;
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory
.getPrimitiveWritableConstantObjectInspector(TypeInfoFactory.stringTypeInfo, fmtText);
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
runAndVerifyStr("2015-04-05", fmtText, null, udf);
}
public void testWrongFmt() throws HiveException {
GenericUDFDateFormat udf = new GenericUDFDateFormat();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableStringObjectInspector;
Text fmtText = new Text("Q");
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory
.getPrimitiveWritableConstantObjectInspector(TypeInfoFactory.stringTypeInfo, fmtText);
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
runAndVerifyStr("2015-04-05", fmtText, null, udf);
}
private void runAndVerifyStr(String str, Text fmtText, String expResult, GenericUDF udf)
throws HiveException {
DeferredObject valueObj0 = new DeferredJavaObject(str != null ? new Text(str) : null);
DeferredObject valueObj1 = new DeferredJavaObject(fmtText);
DeferredObject[] args = { valueObj0, valueObj1 };
Text output = (Text) udf.evaluate(args);
assertEquals("date_format() test ", expResult, output != null ? output.toString() : null);
}
private void runAndVerifyDate(String str, Text fmtText, String expResult, GenericUDF udf)
throws HiveException {
DeferredObject valueObj0 = new DeferredJavaObject(str != null ? new DateWritable(
Date.valueOf(str)) : null);
DeferredObject valueObj1 = new DeferredJavaObject(fmtText);
DeferredObject[] args = { valueObj0, valueObj1 };
Text output = (Text) udf.evaluate(args);
assertEquals("date_format() test ", expResult, output != null ? output.toString() : null);
}
private void runAndVerifyTs(String str, Text fmtText, String expResult, GenericUDF udf)
throws HiveException {
DeferredObject valueObj0 = new DeferredJavaObject(str != null ? new TimestampWritable(
Timestamp.valueOf(str)) : null);
DeferredObject valueObj1 = new DeferredJavaObject(fmtText);
DeferredObject[] args = { valueObj0, valueObj1 };
Text output = (Text) udf.evaluate(args);
assertEquals("date_format() test ", expResult, output != null ? output.toString() : null);
}
}