1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
/*************************************************************************
/* FileOutputStreamTest.java -- Test of FileOutputStream class
/*
/* Copyright (c) 1998 Free Software Foundation, Inc.
/* Written by Aaron M. Renn (arenn@urbanophile.com)
/*
/* This program is free software; you can redistribute it and/or modify
/* it under the terms of the GNU General Public License as published
/* by the Free Software Foundation, either version 2 of the License, or
/* (at your option) any later version.
/*
/* This program is distributed in the hope that it will be useful, but
/* WITHOUT ANY WARRANTY; without even the implied warranty of
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
/* GNU General Public License for more details.
/*
/* You should have received a copy of the GNU General Public License
/* along with this program; if not, write to the Free Software Foundation
/* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
/*************************************************************************/
import java.io.*;
public class FileOutputStreamTest
{
public static void
main(String[] argv)
{
System.out.println("Starting test of FileOutputStream");
System.out.println("Test 1: File Write Test");
try
{
String s1 = "Ok, what are some of the great flame wars that we have " +
"had lately. Let us see, there was emacs vs. xemacs, " +
"KDE vs. Gnome, and Tcl vs. Guile";
String s2 = "Operating systems I have known include: solaris, sco, " +
"hp-ux, linux, freebsd, winblows, os400, mvs, tpf, its, multics";
//File f = File.createTempFile("fostest", new File("/tmp"));
File f = new File("/tmp/000000");
FileOutputStream fos = new FileOutputStream(f.getPath());
fos.write(s1.getBytes(), 0, 32);
fos.write(s1.getBytes(), 32, s1.getBytes().length - 32);
fos.close();
fos = new FileOutputStream(f.getPath(), true);
fos.write(s2.getBytes());
fos.close();
if (f.length() != (s1.length() + s2.length()))
throw new IOException("Incorrect number of bytes written");
f.delete();
System.out.println("PASSED: File Write Test");
}
catch(IOException e)
{
System.out.println("FAILED: File Write Test: " + e);
}
System.out.println("Test 2: Permission Denied Test");
try
{
FileOutputStream fos = new FileOutputStream("/etc/newtempfile");
System.out.println("FAILED: Permission Denied Test");
}
catch (IOException e)
{
System.out.println("PASSED: Permission Denied Test: " + e);
}
System.out.println("Finished test of FileOutputStream");
}
} // class FileOutputStreamTest
|
