/**
* 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.pig.test;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Properties;
import junit.framework.TestCase;
import org.apache.pig.ExecType;
import org.apache.pig.PigServer;
import org.apache.pig.builtin.ToDate;
import org.apache.pig.data.Tuple;
import org.joda.time.DateTime;
import org.joda.time.DateTimeZone;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class TestDefaultDateTimeZone extends TestCase {
private File tmpFile;
@Before
public void setUp() throws Exception {
tmpFile = File.createTempFile("test", "txt");
PrintStream ps = new PrintStream(new FileOutputStream(tmpFile));
ps.println("1970-01-01T00:00:00.000");
ps.println("1970-01-01T00:00:00.000Z");
ps.println("1970-01-03T00:00:00.000");
ps.println("1970-01-03T00:00:00.000Z");
ps.println("1970-01-05T00:00:00.000");
ps.println("1970-01-05T00:00:00.000Z");
ps.close();
}
@After
public void tearDown() throws Exception {
tmpFile.delete();
}
@Test
public void testLocalExecution() throws Exception {
Iterator<Tuple> expectedItr = generateExpectedResults(DateTimeZone
.forOffsetMillis(DateTimeZone.forID("+08:00").getOffset(null)));
Properties config = new Properties();
config.setProperty("pig.datetime.default.tz", "+08:00");
PigServer pig = new PigServer(ExecType.LOCAL, config);
pig.registerQuery("a = load '"
+ Util.generateURI(tmpFile.toString(), pig.getPigContext())
+ "' as (test:datetime);");
pig.registerQuery("b = filter a by test < ToDate('1970-01-04T00:00:00.000');");
Iterator<Tuple> actualItr = pig.openIterator("b");
while (expectedItr.hasNext() && actualItr.hasNext()) {
Tuple expectedTuple = expectedItr.next();
Tuple actualTuple = actualItr.next();
assertEquals(expectedTuple, actualTuple);
}
assertEquals(expectedItr.hasNext(), actualItr.hasNext());
}
private static Iterator<Tuple> generateExpectedResults(DateTimeZone dtz)
throws Exception {
List<Tuple> expectedResults = new ArrayList<Tuple>();
expectedResults.add(Util.buildTuple(new DateTime(
"1970-01-01T00:00:00.000", dtz)));
expectedResults.add(Util.buildTuple(new DateTime(
"1970-01-01T00:00:00.000", DateTimeZone.UTC)));
expectedResults.add(Util.buildTuple(new DateTime(
"1970-01-03T00:00:00.000", dtz)));
expectedResults.add(Util.buildTuple(new DateTime(
"1970-01-03T00:00:00.000", DateTimeZone.UTC)));
return expectedResults.iterator();
}
public void testTimeZone() throws IOException {
// Usually set through "pig.datetime.default.tz"
String defaultDTZ = "+03:00";
DateTimeZone.setDefault(DateTimeZone.forOffsetMillis(DateTimeZone.forID(defaultDTZ)
.getOffset(null)));
String[] inputs = {
"1970-01-01T00:00:00.000-08:00",
"1970-01-01T00:00",
"1970-01-01T00",
"1970-01-01T",
"1970-01T",
"1970T",
"1970-01-01T00:00-08:00",
"1970-01-01T00-05:00",
"1970-01-01T-08:00",
"1970-01T-08:00",
//"1970T+8:00", //Invalid format
"1970-01-01",
"1970-01",
"1970",
};
String[] expectedDTZOutputs = {
"-08:00",
defaultDTZ,
defaultDTZ,
defaultDTZ,
defaultDTZ,
defaultDTZ,
"-08:00",
"-05:00",
"-08:00",
"-08:00",
defaultDTZ,
defaultDTZ,
defaultDTZ
};
String[] expectedDTOutputs = {
"1970-01-01T00:00:00.000-08:00",
"1970-01-01T00:00:00.000" + defaultDTZ,
"1970-01-01T00:00:00.000" + defaultDTZ,
"1970-01-01T00:00:00.000" + defaultDTZ,
"1970-01-01T00:00:00.000" + defaultDTZ,
"1970-01-01T00:00:00.000" + defaultDTZ,
"1970-01-01T00:00:00.000-08:00",
"1970-01-01T00:00:00.000-05:00",
"1970-01-01T00:00:00.000-08:00",
"1970-01-01T00:00:00.000-08:00",
"1970-01-01T00:00:00.000" + defaultDTZ,
"1970-01-01T00:00:00.000" + defaultDTZ,
"1970-01-01T00:00:00.000" + defaultDTZ
};
for( int i = 0; i < inputs.length; i++ ) {
DateTimeZone dtz = ToDate.extractDateTimeZone( inputs[i] );
assertEquals( expectedDTZOutputs[i], dtz.toString() );
DateTime dt = ToDate.extractDateTime( inputs[i] );
assertEquals( expectedDTOutputs[i], dt.toString() );
System.out.println( "\"" + dt + "\"," );
}
}
}