92 lines
3.3 KiB
Java
92 lines
3.3 KiB
Java
/*
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* Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 1234567
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* @summary Test BigDecimal.equals() method.
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* @author xlu
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*/
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import java.math.*;
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import static java.math.BigDecimal.*;
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public class EqualsTests {
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public static void main(String argv[]) {
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int failures = 0;
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BigDecimal[][] testValues = {
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// The even index is supposed to return true for equals call and
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// the odd index is supposed to return false, i.e. not equal.
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{ZERO, ZERO},
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{ONE, TEN},
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{valueOf(Integer.MAX_VALUE), valueOf(Integer.MAX_VALUE)},
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{valueOf(Long.MAX_VALUE), valueOf(-Long.MAX_VALUE)},
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{valueOf(12345678), valueOf(12345678)},
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{valueOf(123456789), valueOf(123456788)},
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{new BigDecimal("123456789123456789123"),
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new BigDecimal(new BigInteger("123456789123456789123"))},
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{new BigDecimal("123456789123456789123"),
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new BigDecimal(new BigInteger("123456789123456789124"))},
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{valueOf(Long.MIN_VALUE), new BigDecimal("-9223372036854775808")},
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{new BigDecimal("9223372036854775808"), valueOf(Long.MAX_VALUE)},
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{valueOf(Math.round(Math.pow(2, 10))), new BigDecimal("1024")},
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{new BigDecimal("1020"), valueOf(Math.pow(2, 11))},
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{new BigDecimal(BigInteger.valueOf(2).pow(65)),
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new BigDecimal("36893488147419103232")},
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{new BigDecimal("36893488147419103231.81"),
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new BigDecimal("36893488147419103231.811"),
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}
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};
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boolean expected = Boolean.TRUE;
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for (BigDecimal[] testValuePair : testValues) {
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failures += equalsTest(testValuePair[0], testValuePair[1], expected);
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expected = !expected;
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}
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if (failures > 0) {
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throw new RuntimeException("Inccured " + failures +
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" failures while testing equals.");
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}
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}
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private static int equalsTest(BigDecimal l, BigDecimal r, boolean expected) {
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boolean result = l.equals(r);
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int failed = (result == expected) ? 0 : 1;
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if (failed == 1) {
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System.err.println(l + " .equals(" + r + ") => " + result +
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"\n\tExpected " + expected);
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}
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return failed;
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}
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}
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