russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
88 lines
3.3 KiB
Java
88 lines
3.3 KiB
Java
/*
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* Copyright (c) 2018, 2025, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8193444
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* @summary Checks SimpleDateFormat.format/parse for the AIOOB exception when
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* formatting/parsing dates through a pattern string that contains a
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* sequence of 256 or more non-ASCII unicode characters.
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* @run junit/othervm Bug8193444
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*/
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import org.junit.jupiter.api.TestInstance;
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import org.junit.jupiter.params.ParameterizedTest;
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import org.junit.jupiter.params.provider.MethodSource;
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import java.text.DateFormat;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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@TestInstance(TestInstance.Lifecycle.PER_CLASS)
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public class Bug8193444 {
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private static final String NON_ASCII_CHAR = "\u263A";
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Object[][] dateFormatData() {
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return new Object[][]{
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// short_length (between 0 and 254)
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{250},
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// boundary
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{254},
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// long_length
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{257},};
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}
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@ParameterizedTest
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@MethodSource("dateFormatData")
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void testDateFormatAndParse(int length)
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throws ParseException {
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String pattern = NON_ASCII_CHAR.repeat(length);
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DateFormat df = new SimpleDateFormat(pattern);
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// format() should not throw AIOOB exception
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String result = df.format(new Date());
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// Since the tested format patterns do not contain any character
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// representing date/time field, those characters are not interpreted,
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// they are simply copied into the output string during formatting
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assertEquals(pattern, result, "Failed to format the date using"
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+ " pattern of length: " + length);
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// The format pattern used by this SimpleDateFormat
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// contains a sequence of non-ASCII characters, which does not
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// represent any date/time field. The same sequence is given
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// for parsing, just to check that the parsing does
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// not throw any AIOOB exception.
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// Although as per the parse() specification, the calendar's default
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// values of the date-time fields are used for any missing
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// date-time information, but checking that is not the intention of
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// this test.
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df.parse(pattern);
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}
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}
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