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Diffstat (limited to 'libjava/classpath/test/java.io/FileWriterTest.java')
-rw-r--r-- | libjava/classpath/test/java.io/FileWriterTest.java | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/libjava/classpath/test/java.io/FileWriterTest.java b/libjava/classpath/test/java.io/FileWriterTest.java new file mode 100644 index 0000000..3602c04 --- /dev/null +++ b/libjava/classpath/test/java.io/FileWriterTest.java @@ -0,0 +1,85 @@ +/************************************************************************* +/* FileWriterTest.java -- Test of FileWriter and OutputStreamWriter classes +/* +/* 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 FileWriterTest +{ + +public static void +main(String[] argv) +{ + System.out.println("Starting test of FileWriter and OutputStreamWriter"); + + 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/000001"); + FileWriter fw = new FileWriter(f.getPath()); + + char buf[] = new char[s1.length()]; + s1.getChars(0, s1.length(), buf, 0); + fw.write(buf, 0, 32); + fw.write(buf, 32, s1.getBytes().length - 32); + fw.close(); + + fw = new FileWriter(f.getPath(), true); + buf = new char[s2.length()]; + s2.getChars(0, s2.length(), buf, 0); + fw.write(buf); + fw.close(); + + if (f.length() != (s1.length() + s2.length())) + throw new IOException("Incorrect number of chars 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 + { + FileWriter fw = new FileWriter("/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 FileWriter"); +} + +} // class FileWriter + |