/* * Copyright (c) 2022, 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 8282252 * @summary Test constructors of BigDecimal to replace BigInteger subclasses */ import java.math.*; public class ConstructorUnscaledValue { public static void main(String... args) { TestBigInteger tbi = new TestBigInteger(BigInteger.ONE); // Create BigDecimal's using each of the three constructors // with guards on the class of unscaledValue BigDecimal[] values = { new BigDecimal(tbi), new BigDecimal(tbi, 2), new BigDecimal(tbi, 3, MathContext.DECIMAL32), }; for (var bd : values) { BigInteger unscaledValue = bd.unscaledValue(); if (unscaledValue.getClass() != BigInteger.class) { throw new RuntimeException("Bad class for unscaledValue"); } if (!unscaledValue.equals(BigInteger.ONE)) { throw new RuntimeException("Bad value for unscaledValue"); } } } private static class TestBigInteger extends BigInteger { public TestBigInteger(BigInteger bi) { super(bi.toByteArray()); } @Override public String toString() { return java.util.Arrays.toString(toByteArray()); } } }