gomp-20050608-branch/libjava/classpath/test/java.io/LineNumberReaderTest.java

   1 /*************************************************************************
   2 /* LineNumberReaderTest.java -- Tests LineNumberReader'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 LineNumberReaderTest
  25 {
  26
  27 public static void
  28 main(String[] argv)
  29 {
  30   System.out.println("Started test of LineNumberReader");
  31
  32   try
  33     {
  34       System.out.println("Test 1: First test series");
  35
  36       boolean passed = true;
  37
  38       String str = "In 6th grade I had a crush on this girl named Leanne\n" +
  39         "Dean.  I thought she was pretty hot.  I saw her at my ten year\n" +
  40         "high school reunion.  I still think she's pretty hot.  (She's\n" +
  41         "married to my brother's college roommate).\n";
  42
  43       StringReader sbr = new StringReader(str);
  44       LineNumberReader lnr = new LineNumberReader(sbr);
  45
  46       lnr.setLineNumber(2);
  47
  48       char[] buf = new char[32];
  49       int chars_read;
  50       while ((chars_read = lnr.read(buf)) != -1)
  51         {
  52           str = new String(buf, 0, chars_read);
  53           if (str.indexOf("\r") != -1)
  54             {
  55               passed = false;
  56               System.out.println("\nFound an unexpected \\r\n");
  57             }
  58
  59           System.out.print(str);
  60         }
  61
  62       if (lnr.getLineNumber() != 6)
  63         {
  64           passed = false;
  65           System.out.println("Line number was wrong.  Expected 6 but got " +
  66             lnr.getLineNumber());
  67         }
  68
  69       if (passed)
  70         System.out.println("PASSED: First test series");
  71       else
  72         System.out.println("FAILED: First test series");
  73     }
  74   catch(IOException e)
  75     {
  76       System.out.println("FAILED: First test series: " + e);
  77     }
  78
  79   try
  80     {
  81       System.out.println("Test 2: Second test series");
  82
  83       boolean passed = true;
  84
  85       String str = "Exiting off the expressway in Chicago is not an easy\n" +
  86         "thing to do.  For example, at Fullerton you have to run a\n" +
  87         "gauntlet of people selling flowers, begging for money, or trying\n" +
  88         "to 'clean' your windshield for tips.";
  89
  90       StringReader sbr = new StringReader(str);
  91       LineNumberReader lnr = new LineNumberReader(sbr);
  92
  93       char[] buf = new char[32];
  94       int chars_read;
  95       while ((chars_read = lnr.read(buf)) != -1)
  96         System.out.print(new String(buf, 0, chars_read));
  97       System.out.println("");
  98
  99       if (lnr.getLineNumber() != 3)
 100         {
 101           passed = false;
 102           System.out.println("\nLine number was wrong.  Expected 3 but got " +
 103             lnr.getLineNumber());
 104         }
 105
 106       if (passed)
 107         System.out.println("PASSED: Second test series");
 108       else
 109         System.out.println("FAILED: Second test series");
 110     }
 111   catch(IOException e)
 112     {
 113       System.out.println("FAILED: Second test series: " + e);
 114     }
 115
 116   System.out.println("Finished test of LineNumberReader");
 117 }
 118
 119 } // class LineNumberReaderTest
 120