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// Tags: JDK1.2
// Copyright (C) 2002 Free Software Foundation, Inc.
// Written by Mark Wielaard (mark@klomp.org)
// This file is part of Mauve.
// Mauve 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, or (at your option)
// any later version.
// Mauve 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 Mauve; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA. */
package gnu.testlet.java.io.File;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import gnu.testlet.Testlet;
import gnu.testlet.TestHarness;
public class canWrite implements Testlet
{
File tmpdir;
File tmpfile;
public void test (TestHarness harness)
{
try
{
// Setup
String tmp = harness.getTempDirectory();
tmpdir = new File(tmp + File.separator + "mauve-testdir");
harness.check(tmpdir.mkdir() || tmpdir.exists(), "temp directory");
tmpfile = new File(tmpdir, "testfile");
harness.check(tmpfile.delete() || !tmpfile.exists(), "no temp file");
harness.check(tmpdir.canRead(), "dir.canWrite()");
harness.check(tmpdir.canWrite(), "dir.canWrite()");
harness.check(tmpdir.setReadOnly(), "dir.setReadOnly()");
harness.check(tmpdir.canRead(), "dir.canWrite() after setReadOnly()");
harness.check(!tmpdir.canWrite(), "dir.canWrite() after SetReadOnly()");
harness.check(!tmpfile.canRead(), "non-existing-file.canRead()");
harness.check(!tmpfile.canWrite(), "non-existing-file.canWrite()");
harness.check(!tmpfile.setReadOnly(),
"non-existing-file.setReadOnly()");
boolean create;
try
{
create = tmpfile.createNewFile();
}
catch (IOException ioe)
{
create = false;
}
harness.check(!create, "creating file in read only dir");
// Remove and re-setup
tmpfile.delete();
tmpdir.delete();
tmpdir.mkdir();
harness.check(tmpdir.canRead(), "dir.canRead() after recreation");
harness.check(tmpdir.canWrite(), "dir.canWrite() after recreation");
try
{
create = tmpfile.createNewFile();
}
catch (IOException ioe)
{
create = false;
harness.debug(ioe);
}
harness.check(create, "creating file in new dir");
harness.check(tmpfile.canRead(), "file.canRead() after recreation");
harness.check(tmpfile.canWrite(), "file.canWrite() after recreation");
boolean write;
OutputStream os = null;
try
{
os = new FileOutputStream(tmpfile);
os.write(0);
write = true;
}
catch(IOException ioe)
{
write = false;
harness.debug(ioe);
}
finally
{
try
{
if (os != null)
os.close();
os = null;
}
catch(IOException _)
{
}
}
harness.check(write, "Actually write to new file");
harness.check(tmpfile.setReadOnly(), "file.setReadOnly()");
try
{
os = new FileOutputStream(tmpfile);
os.write(0);
write = true;
}
catch(IOException ioe)
{
write = false;
}
finally
{
try
{
if (os != null)
os.close();
os = null;
}
catch(IOException _)
{
}
}
harness.check(!write, "Write to file after setReadOnly()");
}
finally
{
// Cleanup
if (tmpdir != null && tmpdir.exists())
{
if (tmpfile != null && tmpfile.exists())
tmpfile.delete();
tmpdir.delete();
}
}
}
}
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