public void TestEncryptFile()
{
var encryptor = new TripleDes();
string file = FILE1, encrypted = FILE1 + ".3des_encrypted", decrypted = FILE1 + ".3des_decrypted",
key = "password", salt = "this_is_salt";
// without salt
encryptor.EncryptFile(file, encrypted, key);
Assert.True(File.Exists(encrypted));
encryptor.DecryptFile(encrypted, decrypted, key);
Assert.True(File.Exists(decrypted));
Assert.Equal(new FileInfo(file).ReadBytes().ToHexaDecimalString(), new FileInfo(decrypted).ReadBytes().ToHexaDecimalString());
// with salt
encryptor.EncryptFile(file, encrypted, key, salt);
Assert.True(File.Exists(encrypted));
encryptor.DecryptFile(encrypted, decrypted, key);
Assert.True(File.Exists(decrypted));
Assert.Equal(new FileInfo(file).ReadBytes().ToHexaDecimalString(), new FileInfo(decrypted).ReadBytes().ToHexaDecimalString());
}