1 /* 2 * Copyright 2005 Sun Microsystems, Inc. All Rights Reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 20 * CA 95054 USA or visit www.sun.com if you need additional information or 21 * have any questions. 22 */ 23 24 /* 25 * @test 26 * @bug 6334849 27 * @summary Tests of dropping digits near the scale threshold 28 * @author Joseph D. Darcy 29 */ 30 import java.math.*; 31 public class RoundingTests { 32 private static int roundingTests() { 33 int failures = 0; 34 BigDecimal bd1 = BigDecimal.valueOf(11, Integer.MIN_VALUE); 35 BigDecimal bd2 = null; 36 MathContext mc = new MathContext(1); 37 try { 38 bd2 = bd1.round(mc); // should overflow here 39 failures++; 40 System.err.printf("Did not get expected overflow rounding %s to %d digits, got %s%n", 41 bd1, mc.getPrecision(), bd2); 42 } catch(ArithmeticException e) { 43 ; // expected 44 } 45 return failures; 46 } 47 48 public static void main(String argv[]) { 49 int failures = 0; 50 51 failures += roundingTests(); 52 53 if (failures > 0) { 54 System.err.println("Encountered " + failures + 55 " failures while testing rounding."); 56 throw new RuntimeException(); 57 } 58 } 59 }