public void ValidSignatureTest()
{
var key = SignatureService.GenerateKeys(1024);
SignatureService.PublicKey = (RsaKeyParameters)(key.Public);
SignatureService.PrivateKey = (RsaKeyParameters)(key.Private);
var sigServe = new SignatureService();
var stock1 = new ValuatedStock();
var stock2 = new ValuatedStock();
ValuatedStock[] stocks = { stock1, stock2 };
var date = "1990-02-29";
var marketDay = new MarketDay(date, stocks);
var marketDaySig = sigServe.GetSignature(marketDay);
var stockPriceUpdate = new StockPriceUpdate(marketDay)
{
StockListSignature = marketDaySig
};
var isOriginalValid = sigServe.VerifySignature(marketDay, marketDaySig);
Assert.IsTrue(isOriginalValid);
var serializedMessage = stockPriceUpdate.Encode();
var deserializedMessage = MessageFactory.GetMessage(serializedMessage, false) as StockPriceUpdate;
MarketDay deserializedDay = sigServ.Deserialize <MarketDay>(Convert.FromBase64String(deserializedMessage.SerializedStockList));
var StocksList_original = sigServ.Deserialize <MarketDay>(Convert.FromBase64String(stockPriceUpdate.SerializedStockList));
var StocksList_deserialized = sigServ.Deserialize <MarketDay>(Convert.FromBase64String(deserializedMessage.SerializedStockList));
var isDeserializedValid = sigServe.VerifySignature(StocksList_deserialized, deserializedMessage.StockListSignature);
Assert.IsTrue(isDeserializedValid);
Assert.AreEqual(StocksList_original.TradedCompanies.Count, StocksList_deserialized.TradedCompanies.Count);
Assert.AreEqual(StocksList_original.Date, StocksList_deserialized.Date);
Assert.IsTrue(sigServe.VerifySignature(StocksList_deserialized, deserializedMessage.StockListSignature));
}
public void SerializerTest()
{
var stock1 = new ValuatedStock();
var stock2 = new ValuatedStock();
ValuatedStock[] stocks = { stock1, stock2 };
var date = "1990-02-20";
var marketDay = new MarketDay(date, stocks);
var stockPriceUpdate = new StockPriceUpdate(marketDay);
var serializedMessage = stockPriceUpdate.Encode();
var deserializedMessage = MessageFactory.GetMessage(serializedMessage, false) as StockPriceUpdate;
var StocksList_original = sigServ.Deserialize <MarketDay>(Convert.FromBase64String(stockPriceUpdate.SerializedStockList));
var StocksList_deserialized = sigServ.Deserialize <MarketDay>(Convert.FromBase64String(deserializedMessage.SerializedStockList));
Assert.AreEqual(StocksList_original.TradedCompanies.Count, StocksList_deserialized.TradedCompanies.Count);
Assert.AreEqual(StocksList_original.Date, StocksList_deserialized.Date);
}
public void InvalidSignatureTest()
{
var key = SignatureService.GenerateKeys(1024);
SignatureService.PublicKey = (RsaKeyParameters)(key.Public);
SignatureService.PrivateKey = (RsaKeyParameters)(key.Private);
var sigServe = new SignatureService();
var stock1 = new ValuatedStock();
var stock2 = new ValuatedStock();
ValuatedStock[] stocks = { stock1, stock2 };
var date = "1990-02-29";
var marketDay = new MarketDay(date, stocks);
var marketDaySig = sigServe.GetSignature(marketDay);
var stockPriceUpdate = new StockPriceUpdate(marketDay)
{
StockListSignature = marketDaySig
};
var isOriginalValid = sigServe.VerifySignature(marketDay, marketDaySig);
Assert.IsTrue(isOriginalValid);
var serializedMessage = stockPriceUpdate.Encode();
var deserializedMessage = MessageFactory.GetMessage(serializedMessage, false) as StockPriceUpdate;
//"currupt" signature
deserializedMessage.StockListSignature = deserializedMessage.StockListSignature.Replace(deserializedMessage.StockListSignature.Substring(0, 5), "fffff");
MarketDay deserializedDay = sigServ.Deserialize <MarketDay>(Convert.FromBase64String(deserializedMessage.SerializedStockList));
var isDeserializedValid = sigServe.VerifySignature(deserializedDay, deserializedMessage.StockListSignature);
Assert.IsFalse(isDeserializedValid);
}
