1 /*
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   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   5  * This code is free software; you can redistribute it and/or modify it
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   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
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  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
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  24  */
  25 
  26 /*
  27  * @test
  28  * @bug 8177552
  29  * @modules jdk.localedata
  30  * @summary Checks deserialization of compact number format
  31  * @library /java/text/testlib
  32  * @build TestDeserializeCNF HexDumpReader
  33  * @run testng/othervm TestDeserializeCNF
  34  */
  35 
  36 import org.testng.annotations.BeforeTest;
  37 import org.testng.annotations.Test;
  38 
  39 import java.io.IOException;
  40 import java.io.InputStream;
  41 import java.io.ObjectInputStream;
  42 import java.math.RoundingMode;
  43 import java.text.CompactNumberFormat;
  44 import java.text.DecimalFormatSymbols;
  45 import java.util.Locale;
  46 import static org.testng.Assert.*;
  47 
  48 public class TestDeserializeCNF {
  49 
  50     // This object is serialized in cnf1.ser.txt with HALF_UP
  51     // rounding mode, groupingsize = 3 and parseBigDecimal = true
  52     private static final CompactNumberFormat COMPACT_FORMAT1 = new CompactNumberFormat("#,##0.###",
  53             DecimalFormatSymbols.getInstance(Locale.US),
  54             new String[]{"", "", "", "0K", "00K", "000K", "0M", "00M", "000M", "0B", "00B", "000B", "0T", "00T", "000T"});
  55 
  56     // This object is serialized in cnf2.ser.txt with min integer digits = 20
  57     // and min fraction digits = 5
  58     private static final CompactNumberFormat COMPACT_FORMAT2 = new CompactNumberFormat("#,##0.###",
  59             DecimalFormatSymbols.getInstance(Locale.JAPAN),
  60             new String[]{"", "", "", "0", "0\u4e07", "00\u4e07", "000\u4e07", "0000\u4e07", "0\u5104", "00\u5104", "000\u5104", "0000\u5104", "0\u5146", "00\u5146", "000\u5146"});
  61 
  62     private static final String FILE_COMPACT_FORMAT1 = "cnf1.ser.txt";
  63     private static final String FILE_COMPACT_FORMAT2 = "cnf2.ser.txt";
  64 
  65     @BeforeTest
  66     public void mutateInstances() {
  67         COMPACT_FORMAT1.setRoundingMode(RoundingMode.HALF_UP);
  68         COMPACT_FORMAT1.setGroupingSize(3);
  69         COMPACT_FORMAT1.setParseBigDecimal(true);
  70 
  71         COMPACT_FORMAT2.setMinimumIntegerDigits(20);
  72         COMPACT_FORMAT2.setMinimumFractionDigits(5);
  73     }
  74 
  75     @Test
  76     public void testDeserialization() throws IOException, ClassNotFoundException {
  77         try (InputStream istream1 = HexDumpReader.getStreamFromHexDump(FILE_COMPACT_FORMAT1);
  78                 ObjectInputStream ois1 = new ObjectInputStream(istream1);
  79                 InputStream istream2 = HexDumpReader.getStreamFromHexDump(FILE_COMPACT_FORMAT2);
  80                 ObjectInputStream ois2 = new ObjectInputStream(istream2);) {
  81 
  82             CompactNumberFormat obj1 = (CompactNumberFormat) ois1.readObject();
  83             assertEquals(obj1, COMPACT_FORMAT1, "Deserialized instance is not"
  84                     + " equal to the instance serialized in " + FILE_COMPACT_FORMAT1);
  85 
  86             CompactNumberFormat obj2 = (CompactNumberFormat) ois2.readObject();
  87             assertEquals(obj2, COMPACT_FORMAT2, "Deserialized instance is not"
  88                     + " equal to the instance serialized in " + FILE_COMPACT_FORMAT2);
  89         }
  90     }
  91 
  92     // The objects are serialized using the serialize() method, the hex
  93     // dump printed is copied to respective object files
  94 //    void serialize(CompactNumberFormat cnf) {
  95 //        ByteArrayOutputStream baos = new ByteArrayOutputStream();
  96 //        try (ObjectOutputStream oos = new ObjectOutputStream(baos)) {
  97 //            oos.writeObject(cnf);
  98 //        } catch (IOException ioe) {
  99 //            throw new RuntimeException(ioe);
 100 //        }
 101 //        byte[] ser = baos.toByteArray();
 102 //        for (byte b : ser) {
 103 //            System.out.print("" + String.format("%02x", b));
 104 //        }
 105 //    }
 106 
 107 }
 108