libjava/classpath/test/java.io/BufferedCharWriterTest.java

   1 /*************************************************************************
   2 /* BufferedCharWriterTest.java -- Test {Buffered,CharArray}Writer
   3 /*
   4 /* Copyright (c) 1998 Free Software Foundation, Inc.
   5 /* Written by Aaron M. Renn (arenn@urbanophile.com)
   6 /*
   7 /* This program is free software; you can redistribute it and/or modify
   8 /* it under the terms of the GNU General Public License as published
   9 /* by the Free Software Foundation, either version 2 of the License, or
  10 /* (at your option) any later version.
  11 /*
  12 /* This program is distributed in the hope that it will be useful, but
  13 /* WITHOUT ANY WARRANTY; without even the implied warranty of
  14 /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 /* GNU General Public License for more details.
  16 /*
  17 /* You should have received a copy of the GNU General Public License
  18 /* along with this program; if not, write to the Free Software Foundation
  19 /* Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
  20 /*************************************************************************/
  21
  22 import java.io.*;
  23
  24 /**
  25   * Class to test BufferedWriter and CharArrayWriter
  26   *
  27   * @version 0.0
  28   *
  29   * @author Aaron M. Renn (arenn@urbanophile.com)
  30   */
  31 public class BufferedCharWriterTest
  32 {
  33
  34 public static void
  35 main(String argv[])
  36 {
  37   System.out.println("Started test of BufferedWriter and CharArrayWriter");
  38
  39   try
  40     {
  41       System.out.println("Test 1: Write Tests");
  42
  43       CharArrayWriter caw = new CharArrayWriter(24);
  44       BufferedWriter bw = new BufferedWriter(caw, 12);
  45
  46       String str = "I used to live right behind this super-cool bar in\n" +
  47         "Chicago called Lounge Ax.  They have the best music of pretty\n" +
  48         "much anyplace in town with a great atmosphere and $1 Huber\n" +
  49         "on tap.  I go to tons of shows there, even though I moved.\n";
  50
  51       boolean passed = true;
  52
  53       char[] buf = new char[str.length()];
  54       str.getChars(0, str.length(), buf, 0);
  55
  56       bw.write(buf, 0, 5);
  57       if (caw.toCharArray().length != 0)
  58         {
  59           passed = false;
  60           System.out.println("CharArrayWriter has too many bytes #1");
  61         }
  62       bw.write(buf, 5, 8);
  63       bw.write(buf, 13, 12);
  64       bw.write(buf[25]);
  65       bw.write(buf, 26, buf.length - 26);
  66       bw.close();
  67
  68       String str2 = new String(caw.toCharArray());
  69       if (!str.equals(str2))
  70         {
  71           passed = false;
  72           System.out.println("Unexpected string: " + str2);
  73         }
  74
  75       if (passed)
  76         System.out.println("PASSED: Write Tests");
  77       else
  78         System.out.println("FAILED: Write Tests");
  79     }
  80   catch(IOException e)
  81     {
  82       System.out.println("FAILED: Write Tests: " + e);
  83     }
  84
  85   System.out.println("Finished test of BufferedOutputStream and ByteArrayOutputStream");
  86 }
  87
  88 } // class BufferedByteOutputStreamTest
  89