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Java example source code file (DfpDecTest.java)

This example Java source code file (DfpDecTest.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

before, decimal10, dfpdec, dfpdectest, dfpfield, nans, nextafter, round, rounddecimal10, string, test

The DfpDecTest.java Java example source code

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.commons.math3.dfp;

import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;

public class DfpDecTest {

    private DfpField field;
    private Dfp pinf;
    private Dfp ninf;

    @Before
    public void setUp() {
        // Some basic setup.  Define some constants and clear the status flags
        field = new DfpField(20);
        pinf = new DfpDec(field, 1).divide(new DfpDec(field, 0));
        ninf = new DfpDec(field, -1).divide(new DfpDec(field, 0));
        ninf.getField().clearIEEEFlags();
    }

    @After
    public void tearDown() {
        field = null;
        pinf    = null;
        ninf    = null;
    }

    // Generic test function.  Takes params x and y and tests them for
    // equality.  Then checks the status flags against the flags argument.
    // If the test fail, it prints the desc string
    private void test(Dfp x, Dfp y, int flags, String desc) {
        boolean b = x.equals(y);

        if (!x.equals(y) && !x.unequal(y))  // NaNs involved
            b = (x.toString().equals(y.toString()));

        if (x.equals(new DfpDec(field, 0)))  // distinguish +/- zero
            b = (b && (x.toString().equals(y.toString())));

        b = (b && x.getField().getIEEEFlags() == flags);

        if (!b)
            Assert.assertTrue("assersion failed "+desc+" x = "+x.toString()+" flags = "+x.getField().getIEEEFlags(), b);

        x.getField().clearIEEEFlags();
    }

    @Test
    public void testRound()
    {
        field.setRoundingMode(DfpField.RoundingMode.ROUND_HALF_EVEN);

        test(new DfpDec(field, "12345678901234567890"),
             new DfpDec(field, "12345678901234568000"),
             DfpField.FLAG_INEXACT, "Round #1");

        test(new DfpDec(field, "0.12345678901234567890"),
             new DfpDec(field, "0.12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #2");

        test(new DfpDec(field, "0.12345678901234567500"),
             new DfpDec(field, "0.12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #3");

        test(new DfpDec(field, "0.12345678901234568500"),
             new DfpDec(field, "0.12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #4");

        test(new DfpDec(field, "0.12345678901234568501"),
             new DfpDec(field, "0.12345678901234569"),
             DfpField.FLAG_INEXACT, "Round #5");

        test(new DfpDec(field, "0.12345678901234568499"),
             new DfpDec(field, "0.12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #6");

        test(new DfpDec(field, "1.2345678901234567890"),
             new DfpDec(field, "1.2345678901234568"),
             DfpField.FLAG_INEXACT, "Round #7");

        test(new DfpDec(field, "1.2345678901234567500"),
             new DfpDec(field, "1.2345678901234568"),
             DfpField.FLAG_INEXACT, "Round #8");

        test(new DfpDec(field, "1.2345678901234568500"),
             new DfpDec(field, "1.2345678901234568"),
             DfpField.FLAG_INEXACT, "Round #9");

        test(new DfpDec(field, "1.2345678901234568000").add(new DfpDec(field, ".0000000000000000501")),
             new DfpDec(field, "1.2345678901234569"),
             DfpField.FLAG_INEXACT, "Round #10");

        test(new DfpDec(field, "1.2345678901234568499"),
             new DfpDec(field, "1.2345678901234568"),
             DfpField.FLAG_INEXACT, "Round #11");

        test(new DfpDec(field, "12.345678901234567890"),
             new DfpDec(field, "12.345678901234568"),
             DfpField.FLAG_INEXACT, "Round #12");

        test(new DfpDec(field, "12.345678901234567500"),
             new DfpDec(field, "12.345678901234568"),
             DfpField.FLAG_INEXACT, "Round #13");

        test(new DfpDec(field, "12.345678901234568500"),
             new DfpDec(field, "12.345678901234568"),
             DfpField.FLAG_INEXACT, "Round #14");

        test(new DfpDec(field, "12.345678901234568").add(new DfpDec(field, ".000000000000000501")),
             new DfpDec(field, "12.345678901234569"),
             DfpField.FLAG_INEXACT, "Round #15");

        test(new DfpDec(field, "12.345678901234568499"),
             new DfpDec(field, "12.345678901234568"),
             DfpField.FLAG_INEXACT, "Round #16");

        test(new DfpDec(field, "123.45678901234567890"),
             new DfpDec(field, "123.45678901234568"),
             DfpField.FLAG_INEXACT, "Round #17");

        test(new DfpDec(field, "123.45678901234567500"),
             new DfpDec(field, "123.45678901234568"),
             DfpField.FLAG_INEXACT, "Round #18");

        test(new DfpDec(field, "123.45678901234568500"),
             new DfpDec(field, "123.45678901234568"),
             DfpField.FLAG_INEXACT, "Round #19");

        test(new DfpDec(field, "123.456789012345685").add(new DfpDec(field, ".00000000000000501")),
             new DfpDec(field, "123.45678901234569"),
             DfpField.FLAG_INEXACT, "Round #20");

        test(new DfpDec(field, "123.45678901234568499"),
             new DfpDec(field, "123.45678901234568"),
             DfpField.FLAG_INEXACT, "Round #21");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_DOWN);

        // Round down
        test(new DfpDec(field, "12345678901234567").add(new DfpDec(field, "0.9")),
             new DfpDec(field, "12345678901234567"),
             DfpField.FLAG_INEXACT, "Round #22");

        test(new DfpDec(field, "12345678901234567").add(new DfpDec(field, "0.99999999")),
             new DfpDec(field, "12345678901234567"),
             DfpField.FLAG_INEXACT, "Round #23");

        test(new DfpDec(field, "-12345678901234567").add(new DfpDec(field, "-0.99999999")),
             new DfpDec(field, "-12345678901234567"),
             DfpField.FLAG_INEXACT, "Round #24");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_UP);

        // Round up
        test(new DfpDec(field, "12345678901234567").add(new DfpDec(field, "0.1")),
             new DfpDec(field, "12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #25");

        test(new DfpDec(field, "12345678901234567").add(new DfpDec(field, "0.0001")),
             new DfpDec(field, "12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #26");

        test(new DfpDec(field, "-12345678901234567").add(new DfpDec(field, "-0.1")),
             new DfpDec(field, "-12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #27");

        test(new DfpDec(field, "-12345678901234567").add(new DfpDec(field, "-0.0001")),
             new DfpDec(field, "-12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #28");

        test(new DfpDec(field, "-12345678901234567").add(new DfpDec(field, "0")),
             new DfpDec(field, "-12345678901234567"),
             0, "Round #28.5");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_HALF_UP);

        // Round half up
        test(new DfpDec(field, "12345678901234567").add(new DfpDec(field, "0.499999999999")),
             new DfpDec(field, "12345678901234567"),
             DfpField.FLAG_INEXACT, "Round #29");

        test(new DfpDec(field, "12345678901234567").add(new DfpDec(field, "0.50000001")),
             new DfpDec(field, "12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #30");

        test(new DfpDec(field, "12345678901234567").add(new DfpDec(field, "0.5")),
             new DfpDec(field, "12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #30.5");

        test(new DfpDec(field, "-12345678901234567").add(new DfpDec(field, "-0.499999999999")),
             new DfpDec(field, "-12345678901234567"),
             DfpField.FLAG_INEXACT, "Round #31");

        test(new DfpDec(field, "-12345678901234567").add(new DfpDec(field, "-0.50000001")),
             new DfpDec(field, "-12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #32");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_HALF_DOWN);

        // Round half down
        test(new DfpDec(field, "12345678901234567").add(new DfpDec(field, "0.5001")),
             new DfpDec(field, "12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #33");

        test(new DfpDec(field, "12345678901234567").add(new DfpDec(field, "0.5000")),
             new DfpDec(field, "12345678901234567"),
             DfpField.FLAG_INEXACT, "Round #34");

        test(new DfpDec(field, "-12345678901234567").add(new DfpDec(field, "-0.5001")),
             new DfpDec(field, "-12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #35");

        test(new DfpDec(field, "-12345678901234567").add(new DfpDec(field, "-0.6")),
             new DfpDec(field, "-12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #35.5");

        test(new DfpDec(field, "-12345678901234567").add(new DfpDec(field, "-0.5000")),
             new DfpDec(field, "-12345678901234567"),
             DfpField.FLAG_INEXACT, "Round #36");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_HALF_ODD);

        // Round half odd
        test(new DfpDec(field, "12345678901234568").add(new DfpDec(field, "0.5000")),
             new DfpDec(field, "12345678901234569"),
             DfpField.FLAG_INEXACT, "Round #37");

        test(new DfpDec(field, "12345678901234567").add(new DfpDec(field, "0.5000")),
             new DfpDec(field, "12345678901234567"),
             DfpField.FLAG_INEXACT, "Round #38");

        test(new DfpDec(field, "-12345678901234568").add(new DfpDec(field, "-0.5000")),
             new DfpDec(field, "-12345678901234569"),
             DfpField.FLAG_INEXACT, "Round #39");

        test(new DfpDec(field, "-12345678901234567").add(new DfpDec(field, "-0.5000")),
             new DfpDec(field, "-12345678901234567"),
             DfpField.FLAG_INEXACT, "Round #40");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_CEIL);

        // Round ceil
        test(new DfpDec(field, "12345678901234567").add(new DfpDec(field, "0.0001")),
             new DfpDec(field, "12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #41");

        test(new DfpDec(field, "-12345678901234567").add(new DfpDec(field, "-0.9999")),
             new DfpDec(field, "-12345678901234567"),
             DfpField.FLAG_INEXACT, "Round #42");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_FLOOR);

        // Round floor
        test(new DfpDec(field, "12345678901234567").add(new DfpDec(field, "0.9999")),
             new DfpDec(field, "12345678901234567"),
             DfpField.FLAG_INEXACT, "Round #43");

        test(new DfpDec(field, "-12345678901234567").add(new DfpDec(field, "-0.0001")),
             new DfpDec(field, "-12345678901234568"),
             DfpField.FLAG_INEXACT, "Round #44");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_HALF_EVEN);  // reset
    }

    @Test
    public void testRoundDecimal10()
    {
        field.setRoundingMode(DfpField.RoundingMode.ROUND_HALF_EVEN);

        test(new Decimal10(field, "1234567891234567890"),
             new Decimal10(field, "1234567891000000000"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #1");

        test(new Decimal10(field, "0.1234567891634567890"),
             new Decimal10(field, "0.1234567892"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #2");

        test(new Decimal10(field, "0.1234567891500000000"),
             new Decimal10(field, "0.1234567892"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #3");

        test(new Decimal10(field, "0.1234567890500"),
             new Decimal10(field, "0.1234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #4");

        test(new Decimal10(field, "0.1234567890501"),
             new Decimal10(field, "0.1234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #5");

        test(new Decimal10(field, "0.1234567890499"),
             new Decimal10(field, "0.1234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #6");

        test(new Decimal10(field, "1.234567890890"),
             new Decimal10(field, "1.234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #7");

        test(new Decimal10(field, "1.234567891500"),
             new Decimal10(field, "1.234567892"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #8");

        test(new Decimal10(field, "1.234567890500"),
             new Decimal10(field, "1.234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #9");

        test(new Decimal10(field, "1.234567890000").add(new Decimal10(field, ".000000000501")),
             new Decimal10(field, "1.234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #10");

        test(new Decimal10(field, "1.234567890499"),
             new Decimal10(field, "1.234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #11");

        test(new Decimal10(field, "12.34567890890"),
             new Decimal10(field, "12.34567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #12");

        test(new Decimal10(field, "12.34567891500"),
             new Decimal10(field, "12.34567892"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #13");

        test(new Decimal10(field, "12.34567890500"),
             new Decimal10(field, "12.34567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #14");

        test(new Decimal10(field, "12.34567890").add(new Decimal10(field, ".00000000501")),
             new Decimal10(field, "12.34567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #15");

        test(new Decimal10(field, "12.34567890499"),
             new Decimal10(field, "12.34567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #16");

        test(new Decimal10(field, "123.4567890890"),
             new Decimal10(field, "123.4567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #17");

        test(new Decimal10(field, "123.4567891500"),
             new Decimal10(field, "123.4567892"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #18");

        test(new Decimal10(field, "123.4567890500"),
             new Decimal10(field, "123.4567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #19");

        test(new Decimal10(field, "123.4567890").add(new Decimal10(field, ".0000000501")),
             new Decimal10(field, "123.4567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #20");

        test(new Decimal10(field, "123.4567890499"),
             new Decimal10(field, "123.4567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #21");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_DOWN);

        // RoundDecimal10 down
        test(new Decimal10(field, "1234567890").add(new Decimal10(field, "0.9")),
             new Decimal10(field, "1234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #22");

        test(new Decimal10(field, "1234567890").add(new Decimal10(field, "0.99999999")),
             new Decimal10(field, "1234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #23");

        test(new Decimal10(field, "-1234567890").add(new Decimal10(field, "-0.99999999")),
             new Decimal10(field, "-1234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #24");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_UP);

        // RoundDecimal10 up
        test(new Decimal10(field, 1234567890).add(new Decimal10(field, "0.1")),
             new Decimal10(field, 1234567891l),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #25");

        test(new Decimal10(field, "1234567890").add(new Decimal10(field, "0.0001")),
             new Decimal10(field, "1234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #26");

        test(new Decimal10(field, "-1234567890").add(new Decimal10(field, "-0.1")),
             new Decimal10(field, "-1234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #27");

        test(new Decimal10(field, "-1234567890").add(new Decimal10(field, "-0.0001")),
             new Decimal10(field, "-1234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #28");

        test(new Decimal10(field, "-1234567890").add(new Decimal10(field, "0")),
             new Decimal10(field, "-1234567890"),
             0, "RoundDecimal10 #28.5");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_HALF_UP);

        // RoundDecimal10 half up
        test(new Decimal10(field, "1234567890").add(new Decimal10(field, "0.4999999999")),
             new Decimal10(field, "1234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #29");

        test(new Decimal10(field, "1234567890").add(new Decimal10(field, "0.50000001")),
             new Decimal10(field, "1234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #30");

        test(new Decimal10(field, "1234567890").add(new Decimal10(field, "0.5")),
             new Decimal10(field, "1234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #30.5");

        test(new Decimal10(field, "-1234567890").add(new Decimal10(field, "-0.4999999999")),
             new Decimal10(field, "-1234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #31");

        test(new Decimal10(field, "-1234567890").add(new Decimal10(field, "-0.50000001")),
             new Decimal10(field, "-1234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #32");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_HALF_DOWN);

        // RoundDecimal10 half down
        test(new Decimal10(field, "1234567890").add(new Decimal10(field, "0.5001")),
             new Decimal10(field, "1234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #33");

        test(new Decimal10(field, "1234567890").add(new Decimal10(field, "0.5000")),
             new Decimal10(field, "1234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #34");

        test(new Decimal10(field, "-1234567890").add(new Decimal10(field, "-0.5001")),
             new Decimal10(field, "-1234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #35");

        test(new Decimal10(field, "-1234567890").add(new Decimal10(field, "-0.6")),
             new Decimal10(field, "-1234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #35.5");

        test(new Decimal10(field, "-1234567890").add(new Decimal10(field, "-0.5000")),
             new Decimal10(field, "-1234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #36");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_HALF_ODD);

        // RoundDecimal10 half odd
        test(new Decimal10(field, "1234567890").add(new Decimal10(field, "0.5000")),
             new Decimal10(field, "1234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #37");

        test(new Decimal10(field, "1234567891").add(new Decimal10(field, "0.5000")),
             new Decimal10(field, "1234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #38");

        test(new Decimal10(field, "-1234567890").add(new Decimal10(field, "-0.5000")),
             new Decimal10(field, "-1234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #39");

        test(new Decimal10(field, "-1234567891").add(new Decimal10(field, "-0.5000")),
             new Decimal10(field, "-1234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #40");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_CEIL);

        // RoundDecimal10 ceil
        test(new Decimal10(field, "1234567890").add(new Decimal10(field, "0.0001")),
             new Decimal10(field, "1234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #41");

        test(new Decimal10(field, "-1234567890").add(new Decimal10(field, "-0.9999")),
             new Decimal10(field, "-1234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #42");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_FLOOR);

        // RoundDecimal10 floor
        test(new Decimal10(field, "1234567890").add(new Decimal10(field, "0.9999")),
             new Decimal10(field, "1234567890"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #43");

        test(new Decimal10(field, "-1234567890").add(new Decimal10(field, "-0.0001")),
             new Decimal10(field, "-1234567891"),
             DfpField.FLAG_INEXACT, "RoundDecimal10 #44");

        field.setRoundingMode(DfpField.RoundingMode.ROUND_HALF_EVEN);  // reset
    }

    @Test
    public void testNextAfter()
    {
        test(new DfpDec(field, 1).nextAfter(pinf),
             new DfpDec(field, "1.0000000000000001"),
             0, "NextAfter #1");

        test(new DfpDec(field, "1.0000000000000001").nextAfter(ninf),
             new DfpDec(field, 1),
             0, "NextAfter #1.5");

        test(new DfpDec(field, 1).nextAfter(ninf),
             new DfpDec(field, "0.99999999999999999"),
             0, "NextAfter #2");

        test(new DfpDec(field, "0.99999999999999999").nextAfter(new DfpDec(field, 2)),
             new DfpDec(field, 1),
             0, "NextAfter #3");

        test(new DfpDec(field, -1).nextAfter(ninf),
             new DfpDec(field, "-1.0000000000000001"),
             0, "NextAfter #4");

        test(new DfpDec(field, -1).nextAfter(pinf),
             new DfpDec(field, "-0.99999999999999999"),
             0, "NextAfter #5");

        test(new DfpDec(field, "-0.99999999999999999").nextAfter(new DfpDec(field, -2)),
             new DfpDec(field, (byte) -1),
             0, "NextAfter #6");

        test(new DfpDec(field, (byte) 2).nextAfter(new DfpDec(field, 2)),
             new DfpDec(field, 2l),
             0, "NextAfter #7");

        test(new DfpDec(field, 0).nextAfter(new DfpDec(field, 0)),
             new DfpDec(field, 0),
             0, "NextAfter #8");

        test(new DfpDec(field, -2).nextAfter(new DfpDec(field, -2)),
             new DfpDec(field, -2),
             0, "NextAfter #9");

        test(new DfpDec(field, 0).nextAfter(new DfpDec(field, 1)),
             new DfpDec(field, "1e-131092"),
             DfpField.FLAG_UNDERFLOW, "NextAfter #10");

        test(new DfpDec(field, 0).nextAfter(new DfpDec(field, -1)),
             new DfpDec(field, "-1e-131092"),
             DfpField.FLAG_UNDERFLOW, "NextAfter #11");

        test(new DfpDec(field, "-1e-131092").nextAfter(pinf),
             new DfpDec(field, "-0"),
             DfpField.FLAG_UNDERFLOW|DfpField.FLAG_INEXACT, "Next After #12");

        test(new DfpDec(field, "1e-131092").nextAfter(ninf),
             new DfpDec(field, "0"),
             DfpField.FLAG_UNDERFLOW|DfpField.FLAG_INEXACT, "Next After #13");

        test(new DfpDec(field, "9.9999999999999999e131078").nextAfter(pinf),
             pinf,
             DfpField.FLAG_OVERFLOW|DfpField.FLAG_INEXACT, "Next After #14");
    }

}

Other Java examples (source code examples)

Here is a short list of links related to this Java DfpDecTest.java source code file:



my book on functional programming

 

new blog posts

 

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