public void TestEncryptWithPasswordWithSalt()
{
byte[] salt = CreateRandomData(128);
byte[] data = CreateRandomData(1000);
byte[] encryptedData;
string base64EncryptedData;
using (ICrypto crypto = new AesCrypto("password!", salt))
{
encryptedData = crypto.Encrypt(data);
base64EncryptedData = crypto.EncryptToBase64(data);
}
byte[] decryptedData;
byte[] decryptedDataFromBase64;
using (ICrypto crypto = new AesCrypto("password!", salt))
{
decryptedData = crypto.Decrypt(encryptedData);
decryptedDataFromBase64 = crypto.Decrypt(base64EncryptedData);
}
TestHelper.AreEqual(data, decryptedData);
TestHelper.AreEqual(data, decryptedDataFromBase64);
}
public void TestHashAndEncryptFromString()
{
string data = "Some test data";
byte[] encryptedData;
string base64EncryptedData;
using (ICrypto crypto = new AesCrypto("password!"))
{
encryptedData = crypto.HashAndEncrypt(data);
base64EncryptedData = crypto.HashAndEncryptToBase64(data);
}
string decryptedData;
string decryptedDataFromBase64;
using (ICrypto crypto = new AesCrypto("password!"))
{
decryptedData = crypto.DecryptToStringAndCheckHash(encryptedData);
decryptedDataFromBase64 = crypto.DecryptToStringAndCheckHash(base64EncryptedData);
}
Assert.AreEqual(data, decryptedData);
Assert.AreEqual(data, decryptedDataFromBase64);
}
public void TestEncryptWithSevenCharPassword()
{
byte[] data = CreateRandomData(1000);
using (ICrypto crypto = new AesCrypto("1234567"))
{
crypto.Encrypt(data);
}
}
public void TestHashAndEncryptWithNoData()
{
byte[] data = new byte[0];
byte[] encryptedData;
using (ICrypto crypto = new AesCrypto("password!"))
{
encryptedData = crypto.HashAndEncrypt(data);
}
byte[] decryptedData;
using (ICrypto crypto = new AesCrypto("password!"))
{
decryptedData = crypto.DecryptAndCheckHash(encryptedData);
}
Assert.AreEqual(0, decryptedData.Length);
}
public void TestHashAndEncryptTamperingWithData()
{
byte[] data = CreateRandomData(1000);
byte[] encryptedData;
using (ICrypto crypto = new AesCrypto("password!"))
{
encryptedData = crypto.HashAndEncrypt(data);
}
//Tamper
encryptedData[20] = (byte)~(uint)encryptedData[20];
using (ICrypto crypto = new AesCrypto("password!"))
{
crypto.DecryptAndCheckHash(encryptedData);
}
}
public void TestHashAndEncrypt()
{
byte[] data = CreateRandomData(1000);
byte[] encryptedData;
string base64EncryptedData;
using (ICrypto crypto = new AesCrypto("password!"))
{
encryptedData = crypto.HashAndEncrypt(data);
base64EncryptedData = crypto.HashAndEncryptToBase64(data);
}
byte[] decryptedData;
byte[] decryptedDataFromBase64;
using (ICrypto crypto = new AesCrypto("password!"))
{
decryptedData = crypto.DecryptAndCheckHash(encryptedData);
decryptedDataFromBase64 = crypto.DecryptAndCheckHash(base64EncryptedData);
}
TestHelper.AreEqual(data, decryptedData);
TestHelper.AreEqual(data, decryptedDataFromBase64);
}