2N/A/*
2N/A * Copyright (c) 2001, 2007, Oracle and/or its affiliates. All rights reserved.
2N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
2N/A *
2N/A * This code is free software; you can redistribute it and/or modify it
2N/A * under the terms of the GNU General Public License version 2 only, as
2N/A * published by the Free Software Foundation.
2N/A *
2N/A * This code is distributed in the hope that it will be useful, but WITHOUT
2N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
2N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
2N/A * version 2 for more details (a copy is included in the LICENSE file that
2N/A * accompanied this code).
2N/A *
2N/A * You should have received a copy of the GNU General Public License version
2N/A * 2 along with this work; if not, write to the Free Software Foundation,
2N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
2N/A *
2N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2N/A * or visit www.oracle.com if you need additional information or have any
2N/A * questions.
2N/A */
2N/A
2N/A/*
2N/A * @test
2N/A * @bug 4489146 5017980
2N/A * @summary tests String constructors of BigInteger
2N/A * @author Joseph D. Darcy
2N/A */
2N/Aimport java.math.*;
2N/A
2N/Apublic class StringConstructor {
2N/A
2N/A
2N/A public static void main(String [] argv) {
2N/A // Good strings
2N/A constructWithoutError("0", 0L);
2N/A constructWithoutError("000000000000000000", 0L);
2N/A constructWithoutError("1", 1L);
2N/A constructWithoutError("-1", -1L);
2N/A constructWithoutError("+1", +1L);
2N/A constructWithoutError( "123456789123456789", 123456789123456789L);
2N/A constructWithoutError("+123456789123456789", 123456789123456789L);
2N/A constructWithoutError("-123456789123456789", -123456789123456789L);
2N/A constructWithoutError(Integer.toString(Integer.MIN_VALUE),
2N/A (long)Integer.MIN_VALUE);
2N/A constructWithoutError(Integer.toString(Integer.MAX_VALUE),
2N/A (long)Integer.MAX_VALUE);
2N/A constructWithoutError(Long.toString(Long.MIN_VALUE),
2N/A Long.MIN_VALUE);
2N/A constructWithoutError(Long.toString(Long.MAX_VALUE),
2N/A Long.MAX_VALUE);
2N/A
2N/A // Bad strings
2N/A constructWithError("");
2N/A constructWithError("-");
2N/A constructWithError("+");
2N/A constructWithError("--");
2N/A constructWithError("++");
2N/A constructWithError("-000-0");
2N/A constructWithError("+000+0");
2N/A constructWithError("+000-0");
2N/A constructWithError("--1234567890");
2N/A constructWithError("++1234567890");
2N/A constructWithError("-0-12345678");
2N/A constructWithError("+0+12345678");
2N/A constructWithError("--12345678-12345678-12345678");
2N/A constructWithError("++12345678+12345678+12345678");
2N/A constructWithError("12345-");
2N/A constructWithError("12345+");
2N/A }
2N/A
2N/A // this method adapted from ../BigDecimal/StringConstructor.java
2N/A private static void constructWithError(String badString) {
2N/A try {
2N/A BigInteger bi = new BigInteger(badString);
2N/A throw new RuntimeException(badString + " accepted");
2N/A } catch(NumberFormatException e) {
2N/A }
2N/A }
2N/A
2N/A private static void constructWithoutError(String goodString, long value) {
2N/A BigInteger bi = new BigInteger(goodString);
2N/A if(bi.longValue() != value) {
2N/A System.err.printf("From ``%s'' expected %d, got %s.\n", goodString, value, bi);
2N/A throw new RuntimeException();
2N/A }
2N/A }
2N/A
2N/A}
2N/A