--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/math/BigInteger/StringConstructorOverflow.java Wed Oct 30 17:45:12 2013 -0700
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2013, 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
+ * @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.out.println("OutOfMemoryError");
+ System.out.println("Run jtreg with -javaoption:-Xmx8g");
+ }
+ }
+}