| /* |
| * Copyright (c) 2009, 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 1234567 |
| * @summary Test BigDecimal.equals() method. |
| * @author xlu |
| */ |
| |
| import java.math.*; |
| import static java.math.BigDecimal.*; |
| |
| public class EqualsTests { |
| |
| public static void main(String argv[]) { |
| int failures = 0; |
| |
| BigDecimal[][] testValues = { |
| // The even index is supposed to return true for equals call and |
| // the odd index is supposed to return false, i.e. not equal. |
| {ZERO, ZERO}, |
| {ONE, TEN}, |
| |
| {valueOf(Integer.MAX_VALUE), valueOf(Integer.MAX_VALUE)}, |
| {valueOf(Long.MAX_VALUE), valueOf(-Long.MAX_VALUE)}, |
| |
| {valueOf(12345678), valueOf(12345678)}, |
| {valueOf(123456789), valueOf(123456788)}, |
| |
| {new BigDecimal("123456789123456789123"), |
| new BigDecimal(new BigInteger("123456789123456789123"))}, |
| {new BigDecimal("123456789123456789123"), |
| new BigDecimal(new BigInteger("123456789123456789124"))}, |
| |
| {valueOf(Long.MIN_VALUE), new BigDecimal("-9223372036854775808")}, |
| {new BigDecimal("9223372036854775808"), valueOf(Long.MAX_VALUE)}, |
| |
| {valueOf(Math.round(Math.pow(2, 10))), new BigDecimal("1024")}, |
| {new BigDecimal("1020"), valueOf(Math.pow(2, 11))}, |
| |
| {new BigDecimal(BigInteger.valueOf(2).pow(65)), |
| new BigDecimal("36893488147419103232")}, |
| {new BigDecimal("36893488147419103231.81"), |
| new BigDecimal("36893488147419103231.811"), |
| } |
| }; |
| |
| boolean expected = Boolean.TRUE; |
| for (BigDecimal[] testValuePair : testValues) { |
| failures += equalsTest(testValuePair[0], testValuePair[1], expected); |
| expected = !expected; |
| } |
| |
| if (failures > 0) { |
| throw new RuntimeException("Inccured " + failures + |
| " failures while testing equals."); |
| } |
| } |
| |
| private static int equalsTest(BigDecimal l, BigDecimal r, boolean expected) { |
| boolean result = l.equals(r); |
| int failed = (result == expected) ? 0 : 1; |
| |
| if (failed == 1) { |
| System.err.println(l + " .equals(" + r + ") => " + result + |
| "\n\tExpected " + expected); |
| } |
| return failed; |
| } |
| } |