diff -r fd8dc801ef32 -r c4be316c3df4 test/jdk/java/math/BigInteger/StringConstructorOverflow.java --- a/test/jdk/java/math/BigInteger/StringConstructorOverflow.java Tue Oct 22 08:50:27 2019 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,62 +0,0 @@ -/* - * Copyright (c) 2013, 2019, 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 8021204 - * @summary Test constructor BigInteger(String val, int radix) on very long string - * @ignore This test has huge memory requirements - * @run main/othervm -Xshare:off -Xmx8g StringConstructorOverflow - * @author Dmitry Nadezhin - */ -import java.math.BigInteger; - -public class StringConstructorOverflow { - - // String with hexadecimal value pow(2,pow(2,34))+1 - private static String makeLongHexString() { - StringBuilder sb = new StringBuilder(); - sb.append('1'); - for (int i = 0; i < (1 << 30) - 1; i++) { - sb.append('0'); - } - sb.append('1'); - return sb.toString(); - } - - public static void main(String[] args) { - try { - BigInteger bi = new BigInteger(makeLongHexString(), 16); - if (bi.compareTo(BigInteger.ONE) <= 0) { - throw new RuntimeException("Incorrect result " + bi.toString()); - } - } catch (ArithmeticException e) { - // expected - System.out.println("Overflow is reported by ArithmeticException, as expected"); - } catch (OutOfMemoryError e) { - // possible - System.err.println("StringConstructorOverflow skipped: OutOfMemoryError"); - System.err.println("Run jtreg with -javaoption:-Xmx8g"); - } - } -}