public void TestEncryptDecrypt()
{
string testString = "This is a test string969692465!*leusndlYHFBSPWP\"";
int rotation = 3;
IEncryptor encryptor = new EncryptRotate(rotation);
IEncryptor decryptor = new DecryptRotate(rotation);
string encryptedString = encryptor.Map(testString);
string decryptedString = decryptor.Map(encryptedString);
Assert.AreEqual(testString, decryptedString, false, "String not equal after encrypt/decrypt");
Assert.AreNotEqual(encryptedString, decryptedString, false, "Encryption failed as the input and output are the same.");
}
public static async Task <HttpResponseMessage> Run([HttpTrigger(AuthorizationLevel.Anonymous, "get", "post", Route = null)] HttpRequestMessage req, TraceWriter log)
{
log.Info("C# HTTP trigger for encryption/decryption.");
//Process input
Mode m = Mode.Unset;
string data = null;
IEnumerable <KeyValuePair <string, string> > inputs = req.GetQueryNameValuePairs();
foreach (KeyValuePair <string, string> kvp in inputs)
{
if (kvp.Key.Equals("encrypt", StringComparison.InvariantCultureIgnoreCase))
{
log.Info("Encryption specified.");
data = kvp.Value;
m = Mode.Encrypt;
break;
}
if (kvp.Key.Equals("decrypt", StringComparison.InvariantCultureIgnoreCase))
{
log.Info("Decryption specified.");
data = kvp.Value;
m = Mode.Decrypt;
break;
}
}
dynamic body = await req.Content.ReadAsAsync <object>();
//Execute
IEncryptor ise;
switch (m)
{
case Mode.Encrypt:
ise = new EncryptRotate(Constants.Rotation);
break;
case Mode.Decrypt:
ise = new DecryptRotate(Constants.Rotation);
break;
case Mode.Unset:
log.Info("Returning advice string.");
ise = new NullEncryptor("Please use ?encrypt=[StringToEncrypt] or ?decrypt=[StringToDecrypt]");
break;
default:
log.Error("Encryption mode switch not recognised.");
throw new NotImplementedException("Crypto mode not valid.");
}
string processedString = ise.Map(data);
StringContent sc = ContentGenerator.MakeJsonPayload(processedString);
return(new HttpResponseMessage(HttpStatusCode.OK)
{
Content = sc
});
}
