jdk-24/test/jdk/java/util/regex/NegativeArraySize.java
2022-12-30 07:43:32 +00:00

43 lines
1.6 KiB
Java

/*
* Copyright (c) 2019, 2022, 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 8223174
* @summary Pattern.compile() can throw confusing NegativeArraySizeException
* @requires os.maxMemory >= 6g & vm.bits == 64 & !vm.musl
* @run testng/othervm -Xms5G -Xmx5G NegativeArraySize
*/
import org.testng.annotations.Test;
import static org.testng.Assert.assertThrows;
import java.util.regex.Pattern;
public class NegativeArraySize {
@Test
public static void testNegativeArraySize() {
assertThrows(OutOfMemoryError.class, () -> Pattern.compile("\\Q" + "a".repeat(42 + Integer.MAX_VALUE / 3)));
}
}