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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
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*
* 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 ) .
*
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/*
* @ test
* @ bug 8223174
* @ summary Pattern . compile ( ) can throw confusing NegativeArraySizeException
* @ requires os . maxMemory > = 5 g & vm . bits = = 64
* @ 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 )));
}
}
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