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