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test/jdk/java/text/Format/NumberFormat/Bug4838107.java

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  1 /*
  2  * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved.
  3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  4  *
  5  * This code is free software; you can redistribute it and/or modify it
  6  * under the terms of the GNU General Public License version 2 only, as
  7  * published by the Free Software Foundation.
  8  *
  9  * This code is distributed in the hope that it will be useful, but WITHOUT
 10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 12  * version 2 for more details (a copy is included in the LICENSE file that
 13  * accompanied this code).
 14  *
 15  * You should have received a copy of the GNU General Public License version
 16  * 2 along with this work; if not, write to the Free Software Foundation,
 17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 18  *
 19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 20  * or visit www.oracle.com if you need additional information or have any
 21  * questions.
 22  */
 23 
 24 /*
 25  * @test
 26  * @bug 4838107 8008577
 27  * @summary Confirm that DecimalFormat can format a number with negative exponent number correctly.
 28  * @library /java/text/testlib
 29  * @run main/othervm -Djava.locale.providers=COMPAT,SPI Bug4838107
 30  */
 31 
 32 import java.math.*;
 33 import java.util.*;
 34 import java.text.*;
 35 
 36 public class Bug4838107 extends IntlTest {




 37 
 38     static DecimalFormat df;
 39     static DecimalFormatSymbols dfs;
 40     static boolean err = false;
 41 
 42     static public void main(String[] args) {
 43         Locale defaultLoc = Locale.getDefault();
 44         Locale.setDefault(Locale.US);
 45 
 46         /**
 47          * This bug is about exponential formatting. But I added test cases for:
 48          *   - Double and BigDecimal numbers which don't have exponent parts.
 49          *   - Long and BigInteger numbers which don't support exponential
 50          *     notation.
 51          * because there are few test cases for suffix and prefix.
 52          * And also, I added test cases to guarantee further formatting and
 53          * parsing using the same DecimalFormat instance will not change the
 54          * Number's value anymore.
 55          */
 56 

  1 /*
  2  * Copyright (c) 2003, 2023, Oracle and/or its affiliates. All rights reserved.
  3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  4  *
  5  * This code is free software; you can redistribute it and/or modify it
  6  * under the terms of the GNU General Public License version 2 only, as
  7  * published by the Free Software Foundation.
  8  *
  9  * This code is distributed in the hope that it will be useful, but WITHOUT
 10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 12  * version 2 for more details (a copy is included in the LICENSE file that
 13  * accompanied this code).
 14  *
 15  * You should have received a copy of the GNU General Public License version
 16  * 2 along with this work; if not, write to the Free Software Foundation,
 17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 18  *
 19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 20  * or visit www.oracle.com if you need additional information or have any
 21  * questions.
 22  */
 23 
 24 /*
 25  * @test
 26  * @bug 4838107 8008577
 27  * @summary Confirm that DecimalFormat can format a number with negative exponent number correctly.
 28  * @run junit/othervm -Djava.locale.providers=COMPAT,SPI Bug4838107

 29  */
 30 
 31 import java.math.*;
 32 import java.util.*;
 33 import java.text.*;
 34 
 35 import org.junit.jupiter.api.Test;
 36 
 37 import static org.junit.jupiter.api.Assertions.fail;
 38 
 39 public class Bug4838107 {
 40 
 41     static DecimalFormat df;
 42     static DecimalFormatSymbols dfs;
 43     static boolean err = false;
 44 
 45     static public void main(String[] args) {
 46         Locale defaultLoc = Locale.getDefault();
 47         Locale.setDefault(Locale.US);
 48 
 49         /**
 50          * This bug is about exponential formatting. But I added test cases for:
 51          *   - Double and BigDecimal numbers which don't have exponent parts.
 52          *   - Long and BigInteger numbers which don't support exponential
 53          *     notation.
 54          * because there are few test cases for suffix and prefix.
 55          * And also, I added test cases to guarantee further formatting and
 56          * parsing using the same DecimalFormat instance will not change the
 57          * Number's value anymore.
 58          */
 59 
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