filetest.cpp

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//
// FileTest.cpp
//
// $Id: //poco/Main/Foundation/testsuite/src/FileTest.cpp#5 $
//
// Copyright (c) 2004, Guenter Obiltschnig/Applied Informatics.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
//
// 3. Redistributions in any form must be accompanied by information on
//    how to obtain complete source code for this software and any
//    accompanying software that uses this software.  The source code
//    must either be included in the distribution or be available for no
//    more than the cost of distribution plus a nominal fee, and must be
//    freely redistributable under reasonable conditions.  For an
//    executable file, complete source code means the source code for all
//    modules it contains.  It does not include source code for modules or
//    files that typically accompany the major components of the operating
//    system on which the executable file runs.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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// POSSIBILITY OF SUCH DAMAGE.
//


#include "FileTest.h"
#include "CppUnit/TestCaller.h"
#include "CppUnit/TestSuite.h"
#include "Foundation/File.h"
#include "Foundation/TemporaryFile.h"
#include "Foundation/Path.h"
#include "Foundation/Exception.h"
#include "Foundation/Thread.h"
#include <fstream>
#include <set>


using Foundation::File;
using Foundation::TemporaryFile;
using Foundation::Path;
using Foundation::Exception;
using Foundation::Timestamp;
using Foundation::Thread;


FileTest::FileTest(const std::string& name): CppUnit::TestCase(name)
{
}


FileTest::~FileTest()
{
}


void FileTest::testFileAttributes1()
{
	File f("testfile.dat");
	assert (!f.exists());
	
	try
	{
		bool flag = f.canRead();
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}

	try
	{
		bool flag = f.canWrite();
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}

	try
	{
		bool flag = f.isFile();
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}

	try
	{
		bool flag = f.isDirectory();
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}

	try
	{
		Timestamp ts = f.created();
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}

	try
	{
		Timestamp ts = f.getLastModified();
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}

	try
	{
		Timestamp ts;
		f.setLastModified(ts);
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}

	try
	{
		File::FileSize fs = f.getSize();
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}

	try
	{
		f.setSize(0);
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}

	try
	{
		f.setWriteable();
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}

	try
	{
		f.setReadOnly();
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}

	try
	{
		f.copyTo("copy.dat");
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}

	try
	{
		f.moveTo("copy.dat");
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}

	try
	{
		f.renameTo("copy.dat");
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}

	try
	{
		f.remove();
		failmsg("file does not exist - must throw exception");
	}
	catch (Exception&)
	{
	}
}


void FileTest::testCreateFile()
{
	File f("testfile.dat");
	bool created = f.createFile();
	assert (created);
	created = f.createFile();
	assert (!created);
}


void FileTest::testFileAttributes2()
{
	TemporaryFile f;
	bool created = f.createFile();
	Timestamp ts;
	assert (created);
	
	assert (f.exists());
	assert (f.canRead());
	assert (f.canWrite());
	assert (f.isFile());
	assert (!f.isDirectory());
	Timestamp tsc = f.created();
	Timestamp tsm = f.getLastModified();
	assert (tsc - ts >= -2000000 && tsc - ts <= 2000000);
	assert (tsm - ts >= -2000000 && tsm - ts <= 2000000);
	
	f.setWriteable(false);
	assert (!f.canWrite());
	assert (f.canRead());

	f.setReadOnly(false);	
	assert (f.canWrite());
	assert (f.canRead());
	
	ts = Timestamp::fromEpochTime(1000000);
	f.setLastModified(ts);
	assert (f.getLastModified() == ts);
}


void FileTest::testCompare()
{
	File f1("abc.txt");
	File f2("def.txt");
	File f3("abc.txt");
	
	assert (f1 == f3);
	assert (!(f1 == f2));
	assert (f1 != f2);
	assert (!(f1 != f3));
	assert (!(f1 == f2));
	assert (f1 < f2);
	assert (f1 <= f2);
	assert (!(f2 < f1));
	assert (!(f2 <= f1));
	assert (f2 > f1);
	assert (f2 >= f1);
	assert (!(f1 > f2));
	assert (!(f1 >= f2));
	
	assert (f1 <= f3);
	assert (f1 >= f3);
}


void FileTest::testSize()
{
	std::ofstream ostr("testfile.dat");
	ostr << "Hello, world!" << std::endl;
	ostr.close();
	File f("testfile.dat");
	assert (f.getSize() > 0);
	f.setSize(0);
	assert (f.getSize() == 0);
}


void FileTest::testDirectory()
{
	File d("testdir");
	try
	{
		d.remove(true);
	}
	catch (...)
	{
	}
	TemporaryFile::registerForDeletion("testdir");
	
	bool created = d.createDirectory();
	assert (created);
	assert (d.isDirectory());
	assert (!d.isFile());
	std::vector<std::string> files;
	d.list(files);
	assert (files.empty());
	
	File f = Path("testdir/file1", Path::PATH_UNIX);
	f.createFile();
	f = Path("testdir/file2", Path::PATH_UNIX);
	f.createFile();
	f = Path("testdir/file3", Path::PATH_UNIX);
	f.createFile();
	
	d.list(files);
	assert (files.size() == 3);
	
	std::set<std::string> fs;
	fs.insert(files.begin(), files.end());
	assert (fs.find("file1") != fs.end());
	assert (fs.find("file2") != fs.end());
	assert (fs.find("file3") != fs.end());
	
	File dd(Path("testdir/testdir2/testdir3", Path::PATH_UNIX));
	dd.createDirectories();
	assert (dd.exists());
	assert (dd.isDirectory());
	
	d.remove(true);
}


void FileTest::testCopy()
{
	std::ofstream ostr("testfile.dat");
	ostr << "Hello, world!" << std::endl;
	ostr.close();

	File f1("testfile.dat");
	TemporaryFile f2;
	f1.copyTo(f2.path());
	assert (f2.exists());
	assert (f1.getSize() == f2.getSize());
}


void FileTest::testMove()
{
	std::ofstream ostr("testfile.dat");
	ostr << "Hello, world!" << std::endl;
	ostr.close();

	File f1("testfile.dat");
	File::FileSize sz = f1.getSize();
	TemporaryFile f2;
	f1.moveTo(f2.path());
	assert (f2.exists());
	assert (f2.getSize() == sz);
	assert (f1.exists());
	assert (f1 == f2);
}


void FileTest::testRename()
{
	std::ofstream ostr("testfile.dat");
	ostr << "Hello, world!" << std::endl;
	ostr.close();

	File f1("testfile.dat");
	File f2("testfile2.dat");
	f1.renameTo(f2.path());

	assert (f2.exists());
	assert (f1.exists());
	assert (f1 == f2);
	
	f2.remove();
}


void FileTest::setUp()
{
	File f("testfile.dat");
	try
	{
		f.remove();
	}
	catch (...)
	{
	}
}


void FileTest::tearDown()
{
	File f("testfile.dat");
	try
	{
		f.remove();
	}
	catch (...)
	{
	}
}


CppUnit::Test* FileTest::suite()
{
	CppUnit::TestSuite* pSuite = new CppUnit::TestSuite("FileTest");

	CppUnit_addTest(pSuite, FileTest, testFileAttributes1);
	CppUnit_addTest(pSuite, FileTest, testFileAttributes2);
	CppUnit_addTest(pSuite, FileTest, testCompare);
	CppUnit_addTest(pSuite, FileTest, testSize);
	CppUnit_addTest(pSuite, FileTest, testDirectory);
	CppUnit_addTest(pSuite, FileTest, testCopy);
	CppUnit_addTest(pSuite, FileTest, testMove);
	CppUnit_addTest(pSuite, FileTest, testRename);

	return pSuite;
}