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undefect. CWE-407 — 63 sites patched across 27 ecosystems

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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.
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russell@unturf.com 2026-03-26 17:11:57 -04:00
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test/jdk/java/text/Format/NumberFormat/DFSMinusPerCentMill.java Normal file
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/*
* Copyright (c) 2019, 2025, 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 8220309 8230284
* @library /java/text/testlib
* @summary Test String representation of MinusSign/Percent/PerMill symbols.
* This test assumes CLDR has numbering systems for "arab" and
* "arabext", and their minus/percent representations include
* BiDi formatting control characters.
* @run junit/othervm DFSMinusPerCentMill
*/
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInstance;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.MethodSource;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.text.NumberFormat;
import java.util.Locale;
import static org.junit.jupiter.api.Assertions.assertEquals;
@TestInstance(TestInstance.Lifecycle.PER_CLASS)
public class DFSMinusPerCentMill {
private enum Type {
NUMBER, PERCENT, CURRENCY, INTEGER, COMPACT, PERMILL
}
private static final Locale US_ARAB = Locale.forLanguageTag("en-US-u-nu-arab");
private static final Locale US_ARABEXT = Locale.forLanguageTag("en-US-u-nu-arabext");
private static final double SRC_NUM = -1234.56;
Object[][] formatData() {
return new Object[][] {
// Locale, FormatStyle, expected format, expected single char symbol
{US_ARAB, Type.NUMBER, "\u061c-\u0661\u066c\u0662\u0663\u0664\u066b\u0665\u0666"},
{US_ARAB, Type.PERCENT, "\u061c-\u0661\u0662\u0663\u066c\u0664\u0665\u0666\u066a\u061c"},
{US_ARAB, Type.CURRENCY, "\u061c-\u0661\u066c\u0662\u0663\u0664\u066b\u0665\u0666\u00a0$"},
{US_ARAB, Type.INTEGER, "\u061c-\u0661\u066c\u0662\u0663\u0665"},
{US_ARAB, Type.COMPACT, "\u061c-\u0661K"},
{US_ARAB, Type.PERMILL, "\u061c-\u0661\u0662\u0663\u0664\u0665\u0666\u0660\u0609"},
{US_ARABEXT, Type.NUMBER, "\u200e-\u200e\u06f1\u066c\u06f2\u06f3\u06f4\u066b\u06f5\u06f6"},
{US_ARABEXT, Type.PERCENT, "\u200e-\u200e\u06f1\u06f2\u06f3\u066c\u06f4\u06f5\u06f6\u066a"},
{US_ARABEXT, Type.CURRENCY, "\u200e-\u200e$\u00a0\u06f1\u066c\u06f2\u06f3\u06f4\u066b\u06f5\u06f6"},
{US_ARABEXT, Type.INTEGER, "\u200e-\u200e\u06f1\u066c\u06f2\u06f3\u06f5"},
{US_ARABEXT, Type.COMPACT, "\u200e-\u200e\u06f1K"},
{US_ARABEXT, Type.PERMILL, "\u200e-\u200e\u06f1\u06f2\u06f3\u06f4\u06f5\u06f6\u06f0\u0609"},
};
}
Object[][] charSymbols() {
return new Object[][]{
// Locale, percent, per mille, minus sign
{US_ARAB, '\u066a', '\u0609', '-'},
{US_ARABEXT, '\u066a', '\u0609', '-'},
};
}
@ParameterizedTest
@MethodSource("formatData")
void testFormatData(Locale l, Type style, String expected) {
NumberFormat nf = null;
switch (style) {
case NUMBER:
nf = NumberFormat.getNumberInstance(l);
break;
case PERCENT:
nf = NumberFormat.getPercentInstance(l);
break;
case CURRENCY:
nf = NumberFormat.getCurrencyInstance(l);
break;
case INTEGER:
nf = NumberFormat.getIntegerInstance(l);
break;
case COMPACT:
nf = NumberFormat.getCompactNumberInstance(l, NumberFormat.Style.SHORT);
break;
case PERMILL:
nf = new DecimalFormat("#.#\u2030", DecimalFormatSymbols.getInstance(l));
break;
}
assertEquals(expected, nf.format(SRC_NUM));
}
@ParameterizedTest
@MethodSource("charSymbols")
void testCharSymbols(Locale l, char percent, char permill, char minus) {
DecimalFormatSymbols dfs = DecimalFormatSymbols.getInstance(l);
assertEquals(percent, dfs.getPercent());
assertEquals(permill, dfs.getPerMill());
assertEquals(minus, dfs.getMinusSign());
}
@Test
void testSerialization() throws Exception {
DecimalFormatSymbols dfs = DecimalFormatSymbols.getInstance();
ByteArrayOutputStream bos = new ByteArrayOutputStream();
new ObjectOutputStream(bos).writeObject(dfs);
DecimalFormatSymbols dfsSerialized = (DecimalFormatSymbols)new ObjectInputStream(
new ByteArrayInputStream(bos.toByteArray())
).readObject();
assertEquals(dfsSerialized, dfs);
// set minus/percent/permille
dfs.setMinusSign('a');
dfs.setPercent('b');
dfs.setPerMill('c');
bos = new ByteArrayOutputStream();
new ObjectOutputStream(bos).writeObject(dfs);
dfsSerialized = (DecimalFormatSymbols)new ObjectInputStream(
new ByteArrayInputStream(bos.toByteArray())
).readObject();
assertEquals(dfsSerialized, dfs);
}
}