public void FileDeleteTest()
{
IEntry entry = FileFactory.CreateEntry(@"C:\ForFileManager\ToDeleteByFile1.txt");
MyFile.Delete(entry.FullName);
Assert.IsFalse(MyFile.Exists(@"C:\ForFileManager\ToDeleteByFile1.txt"));
}
public void CryptDecryptFileWithTrueKey()
{
// arrange
MyFile file = Factory.CreateFile(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), Path.GetRandomFileName()));
file.FileAppendAllText("secretInfo123123");
List <Entry> entries = new List <Entry>();
entries.Add(file);
string key = "key123";
// act
FileSystemContainer container = new FileSystemContainer(entries, false, true);
container.Accept(new DESCryptoVisitor(true, key));
MyFile cryptFile;
if (Factory.TryGetFile(file.FullPath + "_crypted", out cryptFile))
{
entries.Clear();
entries.Add(cryptFile);
container = new FileSystemContainer(entries, false, true);
container.Accept(new DESCryptoVisitor(false, key));
}
else
{
Assert.Fail("File " + file.FullPath + " is crypted, but " + file.FullPath + "_crypted " + "could not be found!");
}
string decryptResult = file.FileReadAllLines()[0];
file.Delete();
// assert
Assert.AreEqual("secretInfo123123", decryptResult);
}
public void TestMD5()
{
// arrange
MyFile file = Factory.CreateFile(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), Path.GetRandomFileName()));
string content = "S);PFE_NWaf9fAk";
file.FileAppendAllText(content);
string expectedMD5 = "5cd46939a10ed4faf1d44c99fb2e4be2";
// act
string actualMD5 = file.FileMD5;
file.Delete();
// assert
Assert.AreEqual(expectedMD5, actualMD5);
}
public void AddFileToZipArchiveAndUnzip()
{
// arrange
MyZipArchive zipArchive = Factory.CreateZipArchive(Path.Combine
(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), Path.GetFileNameWithoutExtension(Path.GetRandomFileName()) + ".zip"));
MyFile file = Factory.CreateFile(Path.Combine
(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), Path.GetRandomFileName()));
MyFolder tempFolder = Factory.GetSpecialFolder(Environment.SpecialFolder.ApplicationData);
// act
file.FileAppendAllText("content1");
file.MoveToDirectory(zipArchive); //перемещаем файл в архив
if (file.Exists)
{
Assert.Fail("File " + file.FullPath + "is moved, but Exists is true!");
}
var files = zipArchive.DirectoryGetFiles;
if (files.Count != 1)
{
Assert.Fail("Archive contains " + files.Count + " files, expected 1!");
}
files[0].CopyToDirectory(tempFolder); //копируем файл из архива на прежнее место
if (!file.Exists)
{
Assert.Fail("File " + file.FullPath + "is unzipped, but Exists is false!");
}
string fileContent = file.FileReadAllLines()[0];
// удаляем все файлы
zipArchive.Delete();
file.Delete();
// assert
Assert.AreEqual("content1", fileContent);
}
public override void Visit(MyFile file)
{
if (crypt)
{
using (FileStream fin = file.FileOpen(FileMode.Open, FileAccess.Read, FileShare.None))
{
MyFile cryptedFile = Factory.CreateFile(file.FullPath + "_crypted");
using (FileStream fout = cryptedFile.FileOpen(FileMode.OpenOrCreate, FileAccess.Write, FileShare.None))
{
fout.SetLength(0);
//Create variables to help with read and write.
byte[] bin = new byte[100]; //This is intermediate storage for the encryption.
long rdlen = 0; //This is the total number of bytes written.
long totlen = fin.Length; //This is the total length of the input file.
int len; //This is the number of bytes to be written at a time.
DES des = new DESCryptoServiceProvider();
using (CryptoStream encStream = new CryptoStream(fout, desProvider.CreateEncryptor(desKey, desIV), CryptoStreamMode.Write))
{
//Read from the input file, then encrypt and write to the output file.
while (rdlen < totlen)
{
len = fin.Read(bin, 0, 100);
encStream.Write(bin, 0, len);
rdlen = rdlen + len;
}
}
}
}
file.Delete();
}
else
{
bool success = true;
using (FileStream fin = file.FileOpen(FileMode.Open, FileAccess.Read, FileShare.None))
{
MyFile decryptedFile;
string pathToCryptedFile = file.FullPath;
if (pathToCryptedFile.EndsWith("_crypted"))
{
decryptedFile = Factory.CreateFile(file.FullPath.Remove(pathToCryptedFile.Length - "_crypted".Length));
}
else
{
decryptedFile = Factory.CreateFile(pathToCryptedFile + "_decrypted");
}
using (FileStream fout = decryptedFile.FileOpen(FileMode.OpenOrCreate, FileAccess.Write, FileShare.None))
{
fout.SetLength(0);
//Create variables to help with read and write.
byte[] bin = new byte[100]; //This is intermediate storage for the encryption.
long rdlen = 0; //This is the total number of bytes written.
long totlen = fin.Length; //This is the total length of the input file.
int len; //This is the number of bytes to be written at a time.
DES des = new DESCryptoServiceProvider();
try
{
using (CryptoStream encStream = new CryptoStream(fout, desProvider.CreateDecryptor(desKey, desIV), CryptoStreamMode.Write))
{
//Read from the input file, then decrypt and write to the output file.
while (rdlen < totlen)
{
len = fin.Read(bin, 0, 100);
encStream.Write(bin, 0, len);
rdlen = rdlen + len;
}
}
}
catch (CryptographicException exc)
{
System.Windows.Forms.MessageBox.Show(exc.Message + "Неверный ключ.");
success = false;
}
catch (IOException ioexc)
{
System.Windows.Forms.MessageBox.Show(ioexc.Message + "Ошибка доступа.");
}
catch (Exception exc)
{
System.Windows.Forms.MessageBox.Show(exc.Message + "Неопознанная ошибка.");
}
}
if (!success)
{
decryptedFile.Delete();
}
}
if (success)
{
file.Delete();
}
}
}
public void Delete(MyFile file)
{
file.Delete();
}