128 lines
4.5 KiB
Java
128 lines
4.5 KiB
Java
/*
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* Copyright (c) 2003, 2016, 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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* @summary Confirm that the decimal separator is shown when explicitly requested.
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* @bug 4208135
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*/
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import java.math.*;
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import java.text.*;
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import java.util.*;
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public class Bug4208135 {
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static DecimalFormat df;
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static boolean err = false;
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static public void main(String[] args){
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Locale defaultLoc = Locale.getDefault();
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Locale.setDefault(Locale.US);
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df = new DecimalFormat();
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df.applyPattern("0.#E0");
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df.setDecimalSeparatorAlwaysShown(true);
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checkFormat(0.0, "0.E0");
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checkFormat(10.0, "1.E1");
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checkFormat(1000.0, "1.E3");
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checkFormat(0L, "0.E0");
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checkFormat(10L, "1.E1");
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checkFormat(1000L, "1.E3");
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checkFormat(new BigDecimal("0.0"), "0.E0");
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checkFormat(new BigDecimal("10.0"), "1.E1");
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checkFormat(new BigDecimal("1000.0"), "1.E3");
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checkFormat(new BigInteger("00"), "0.E0");
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checkFormat(new BigInteger("10"), "1.E1");
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checkFormat(new BigInteger("1000"), "1.E3");
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df.setDecimalSeparatorAlwaysShown(false);
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checkFormat(0.0, "0E0");
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checkFormat(10.0, "1E1");
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checkFormat(1000.0, "1E3");
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checkFormat(0L, "0E0");
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checkFormat(10L, "1E1");
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checkFormat(1000L, "1E3");
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checkFormat(new BigDecimal("0.0"), "0E0");
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checkFormat(new BigDecimal("10.0"), "1E1");
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checkFormat(new BigDecimal("1000.0"), "1E3");
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checkFormat(new BigInteger("0"), "0E0");
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checkFormat(new BigInteger("10"), "1E1");
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checkFormat(new BigInteger("1000"), "1E3");
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df.applyPattern("0.###");
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df.setDecimalSeparatorAlwaysShown(true);
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checkFormat(0.0, "0.");
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checkFormat(10.0, "10.");
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checkFormat(1000.0, "1000.");
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checkFormat(0L, "0.");
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checkFormat(10L, "10.");
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checkFormat(1000L, "1000.");
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checkFormat(new BigDecimal("0.0"), "0.");
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checkFormat(new BigDecimal("10.0"), "10.");
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checkFormat(new BigDecimal("1000.0"), "1000.");
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checkFormat(new BigInteger("0"), "0.");
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checkFormat(new BigInteger("10"), "10.");
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checkFormat(new BigInteger("1000"), "1000.");
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df.setDecimalSeparatorAlwaysShown(false);
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checkFormat(0.0, "0");
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checkFormat(10.0, "10");
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checkFormat(1000.0, "1000");
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checkFormat(0L, "0");
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checkFormat(10L, "10");
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checkFormat(1000L, "1000");
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checkFormat(new BigDecimal("0.0"), "0");
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checkFormat(new BigDecimal("10.0"), "10");
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checkFormat(new BigDecimal("1000.0"), "1000");
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checkFormat(new BigInteger("0"), "0");
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checkFormat(new BigInteger("10"), "10");
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checkFormat(new BigInteger("1000"), "1000");
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Locale.setDefault(defaultLoc);
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if (err) {
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throw new RuntimeException("Wrong format/parse with DecimalFormat");
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}
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}
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static void checkFormat(Number num, String expected) {
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String got = df.format(num);
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if (!got.equals(expected)) {
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err = true;
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System.err.println(" DecimalFormat format(" +
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num.getClass().getName() +
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") error:" +
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"\n\tnumber: " + num +
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"\n\tSeparatorShown? : " + df.isDecimalSeparatorAlwaysShown() +
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"\n\tgot: " + got +
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"\n\texpected: " + expected);
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}
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}
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}
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