public void WriteCurrentSave_LevelSerializedOutAsExpected()
{
const string testPath = "TestSaveFile.dat";
PersistenceFunctions.WriteCurrentSave(testPath, _service);
using (var fileStream =
File.Open(Application.persistentDataPath + testPath, FileMode.Open))
{
var decryptedStream = new MemoryStream(PersistantDataOperationFunctions.DecryptFileStream(fileStream, GameDataStorageConstants.AESKey, GameDataStorageConstants.AESIV));
var binaryFormatter = new BinaryFormatter();
Assert.AreEqual(SceneManager.GetActiveScene().path, binaryFormatter.Deserialize(decryptedStream));
Assert.AreEqual(_service.GetEntitiesResult.Count, binaryFormatter.Deserialize(decryptedStream));
foreach (var entity in _service.GetEntitiesResult)
{
Assert.AreEqual(entity.Key, binaryFormatter.Deserialize(decryptedStream));
Assert.AreEqual(entity.Value == null, binaryFormatter.Deserialize(decryptedStream));
}
fileStream.Close();
}
}
// Decrypts save data ready for other objects to read
public static Stream InitializeSaveRead(string savePath)
{
using (var fileStream =
File.Open(Application.persistentDataPath + savePath, FileMode.Open))
{
var decryptedStream = new MemoryStream(PersistantDataOperationFunctions.DecryptFileStream(fileStream, GameDataStorageConstants.AESKey,
GameDataStorageConstants.AESIV));
fileStream.Close();
return(decryptedStream);
}
}
public void CryptoFunctionsEncryptAndDecryptAsExpected()
{
_file = File.Open(Application.dataPath + _filePath, FileMode.Open);
var encryptedResult = PersistantDataOperationFunctions.EncryptFileStream(_file, _key, _iV);
var decryptedResult = PersistantDataOperationFunctions.DecryptFileStream(new MemoryStream(encryptedResult), _key, _iV);
var stream = new MemoryStream(decryptedResult);
var bf = new BinaryFormatter();
var actualFirst = (DataBlockA)bf.Deserialize(stream);
Assert.AreEqual(_firstData.CurrentIntValue, actualFirst.CurrentIntValue);
Assert.AreEqual(_firstData.CurrentStringValue, actualFirst.CurrentStringValue);
var actualSecond = (DataBlockB)bf.Deserialize(stream);
Assert.AreEqual(_secondData.SomeStringValue, actualSecond.SomeStringValue);
_file.Close();
}
public static void WriteCurrentSave(string savePath, IPersistenceServiceInterface persistenceService)
{
using (var writeStream = new MemoryStream())
{
var binaryFormatter = new BinaryFormatter();
binaryFormatter.Serialize(writeStream, SceneManager.GetActiveScene().path);
SaveData(writeStream, persistenceService);
var encryptedStream = new MemoryStream(PersistantDataOperationFunctions.EncryptFileStream(new MemoryStream(writeStream.ToArray()), GameDataStorageConstants.AESKey,
GameDataStorageConstants.AESIV));
using (var fileStream =
File.Open(Application.persistentDataPath + savePath, FileMode.OpenOrCreate))
{
var bytesToCopy = encryptedStream.ToArray();
fileStream.Write(bytesToCopy, 0, bytesToCopy.Length);
fileStream.Close();
}
}
}