1 // Tags: JDK1.1

     2 

     3 /* Copyright (C) 1999 Cygnus Solutions

     4 

     5    This file is part of Mauve.

     6 

     7    Mauve is free software; you can redistribute it and/or modify

     8    it under the terms of the GNU General Public License as published by

     9    the Free Software Foundation; either version 2, or (at your option)

    10    any later version.

    11 

    12    Mauve is distributed in the hope that it will be useful,

    13    but 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 Mauve; see the file COPYING.  If not, write to

    19    the Free Software Foundation, 59 Temple Place - Suite 330,

    20    Boston, MA 02111-1307, USA.  */

    21 

    22 package gnu.testlet.java.io.DataInputStream;

    23 import gnu.testlet.Testlet;

    24 import gnu.testlet.TestHarness;

    25 import java.io.*;

    26 

    27 public class readLine implements Testlet

    28 {

    29   private static void check(TestHarness harness, String input, String[] expected, int separator)

    30   {

    31     DataInputStream din = 

    32           new DataInputStream(new ByteArrayInputStream(input.getBytes()));

    33     for (int i = 0; i < expected.length; i++)

    34       {

    35         try

    36           {

    37             harness.check(din.readLine(), expected[i]);

    38             if (separator != -1)

    39                 harness.check(din.read() == separator, "missing separator in: " + input);

    40           }

    41         catch(Exception x)

    42           {

    43             harness.fail("unexpected exception " + x);

    44           }

    45       }

    46     try

    47       {

    48         harness.check(din.readLine(), null);

    49       }

    50     catch(Exception x)

    51       {

    52         harness.fail("unexpected exception " + x);

    53       }

    54   }

    55 

    56   public void test (TestHarness harness)

    57   {

    58     check(harness, "", new String[] {}, -1);

    59     check(harness, "\n", new String[] { "" }, -1);

    60     check(harness, "\r", new String[] { "" }, -1);

    61     check(harness, "\r\n", new String[] { "" }, -1);

    62     check(harness, "\n\r", new String[] { "", "" }, -1);

    63     check(harness, "\r\nfoo", new String[] { "", "foo" }, -1);

    64     check(harness, "foo\r\nbar", new String[] { "foo", "bar" }, -1);

    65     check(harness, "foo\rbar", new String[] { "foo", "bar" }, -1);

    66     check(harness, "foo\nbar", new String[] { "foo", "bar" }, -1);

    67     check(harness, "foo\r\n:bar\n:", new String[] { "foo", "bar" }, ':');

    68     check(harness, "foo\r\n:bar\r:", new String[] { "foo", "bar" }, ':');

    69     check(harness, "foo\r\n:bar\r\n:", new String[] { "foo", "bar" }, ':');

    70   }

    71 }