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/*
* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8193444
* @summary Checks SimpleDateFormat.format/parse for the AIOOB exception when
* formatting/parsing dates through a pattern string that contains a
* sequence of 256 or more non-ASCII unicode characters.
* @run testng/othervm Bug8193444
*/
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import static org.testng.Assert.assertEquals;
public class Bug8193444 {
private static final String NON_ASCII_CHAR = "\u263A";
@DataProvider(name = "dateFormat")
Object[][] dateFormatData() {
return new Object[][]{
// short_length (between 0 and 254)
{250},
// boundary
{254},
// long_length
{257},};
}
@Test(dataProvider = "dateFormat")
public void testDateFormatAndParse(int length)
throws ParseException {
String pattern = NON_ASCII_CHAR.repeat(length);
DateFormat df = new SimpleDateFormat(pattern);
// format() should not throw AIOOB exception
String result = df.format(new Date());
// Since the tested format patterns do not contain any character
// representing date/time field, those characters are not interpreted,
// they are simply copied into the output string during formatting
assertEquals(result, pattern, "Failed to format the date using"
+ " pattern of length: " + length);
// The format pattern used by this SimpleDateFormat
// contains a sequence of non-ASCII characters, which does not
// represent any date/time field. The same sequence is given
// for parsing, just to check that the parsing does
// not throw any AIOOB exception.
// Although as per the parse() specification, the calendar's default
// values of the date-time fields are used for any missing
// date-time information, but checking that is not the intention of
// this test.
df.parse(pattern);
}
}
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