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/*
* Copyright (c) 2024, 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 8331446
* @summary Enforce the MAX_ARGUMENT_INDEX(10,000) implementation limit for the
* ArgumentIndex element in the MessageFormat pattern syntax. This
* should be checked during construction/applyPattern/readObject and should effectively
* prevent parse/format from being invoked with values over the limit.
* @run junit MaxArgumentIndexTest
*/
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.MethodSource;
import java.text.MessageFormat;
import java.util.Locale;
import java.util.stream.Stream;
import static org.junit.jupiter.api.Assertions.assertThrows;
public class MaxArgumentIndexTest {
// A MessageFormat pattern that contains an ArgumentIndex value
// which violates this implementation's limit: MAX_ARGUMENT_INDEX(10,000)
// As this check is exclusive, 10,000 will violate the limit
private static final String VIOLATES_MAX_ARGUMENT_INDEX = "{10000}";
// Check String constructor enforces the limit
@Test
public void constructorTest() {
assertThrows(IllegalArgumentException.class,
() -> new MessageFormat(VIOLATES_MAX_ARGUMENT_INDEX));
}
// Check String, Locale constructor enforces the limit
@ParameterizedTest
@MethodSource
public void constructorWithLocaleTest(Locale locale) {
assertThrows(IllegalArgumentException.class,
() -> new MessageFormat(VIOLATES_MAX_ARGUMENT_INDEX, locale));
}
// Provide some basic common locale values
private static Stream<Locale> constructorWithLocaleTest() {
return Stream.of(null, Locale.US, Locale.ROOT);
}
// Edge case: Test a locale dependent subformat (with null locale) with a
// violating ArgumentIndex. In this instance, the violating ArgumentIndex
// will be caught and IAE thrown instead of the NPE
@Test
public void localeDependentSubFormatTest() {
assertThrows(IllegalArgumentException.class,
() -> new MessageFormat("{10000,number,short}", null));
// For reference
assertThrows(NullPointerException.class,
() -> new MessageFormat("{999,number,short}", null));
}
// Check that the static format method enforces the limit
@Test
public void staticFormatTest() {
assertThrows(IllegalArgumentException.class,
() -> MessageFormat.format(VIOLATES_MAX_ARGUMENT_INDEX, new Object[]{1}));
}
// Check that applyPattern(String) enforces the limit
@Test
public void applyPatternTest() {
MessageFormat mf = new MessageFormat("");
assertThrows(IllegalArgumentException.class,
() -> mf.applyPattern(VIOLATES_MAX_ARGUMENT_INDEX));
}
}
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