libjava/classpath/test/java.io/SequenceInputStreamTest.java

   1 /*************************************************************************
   2 /* SequenceInputStreamTest.java -- Tests SequenceInputStream's
   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 public class SequenceInputStreamTest
  25 {
  26
  27 public static void
  28 main(String argv[])
  29 {
  30   System.out.println("Started test of SequenceInputStream");
  31
  32   String str1 = "I don't believe in going to chain restaurants.  I think\n" +
  33     "they are evil.  I can't believe all the suburban folks who go to \n";
  34
  35   String str2 = "places like the Olive Garden.  Not only does the food make\n" +
  36     "me want to puke, non of these chains has the slightest bit of character.\n";
  37
  38   byte[] buf = new byte[10];
  39
  40   System.out.println("Test 1: Simple read test");
  41   try
  42     {
  43       StringBufferInputStream is1 = new StringBufferInputStream(str1);
  44       ByteArrayInputStream is2 = new ByteArrayInputStream(str2.getBytes());
  45       SequenceInputStream sis = new SequenceInputStream(is1, is2);
  46
  47       int bytes_read;
  48       while((bytes_read = sis.read(buf)) != -1)
  49         {
  50           System.out.print(new String(buf,0,bytes_read));
  51         }
  52
  53       sis.close();
  54       System.out.println("PASSED: Simple read test");
  55     }
  56   catch(IOException e)
  57     {
  58       System.out.println("FAILED: Simple read test: " + e);
  59     }
  60
  61   System.out.println("Test 2: close() test");
  62
  63   try
  64     {
  65       StringBufferInputStream is1 = new StringBufferInputStream(str1);
  66       ByteArrayInputStream is2 = new ByteArrayInputStream(str2.getBytes());
  67       SequenceInputStream sis = new SequenceInputStream(is1, is2);
  68
  69       sis.read(buf);
  70       sis.close();
  71       if (sis.read() != -1)
  72          System.out.println("FAILED: close() test");
  73       else
  74          System.out.println("PASSED: close() test");
  75     }
  76   catch(IOException e)
  77     {
  78       System.out.println("FAILED: close() test: " + e);
  79     }
  80
  81   System.out.println("Finished test of SequenceInputStream");
  82 }
  83
  84 } // class SequenceInputStream
  85