public void EncodingsFailWhenDifferent()
{
var aesStringEncryptor = new AESStringEncryptor(Password, Salt, Encoding.UTF32);
string encryptedText = aesStringEncryptor.EncryptString(Plaintext);
Assert.NotEqual(Plaintext, encryptedText);
var aesStringDecryptor = new AESStringEncryptor(Password, Salt, Encoding.UTF8);
Assert.Throws <CryptographicException>(() => aesStringDecryptor.DecryptString(encryptedText));
}
public void EncryptionAndDecryptionWithWrongSaltFails()
{
var aes = new AESStringEncryptor(Password, Salt);
string encryptedText = aes.EncryptString(Plaintext);
Assert.NotEqual(Plaintext, encryptedText);
var badAes = new AESStringEncryptor(Password, Salt.ToLowerInvariant());
Assert.Throws <CryptographicException>(() => badAes.DecryptString(encryptedText));
}
public void EncryptionAndDecryptionWorkCorrectly()
{
var aesStringEncryptor = new AESStringEncryptor(Password, Salt);
string encryptedText = aesStringEncryptor.EncryptString(Plaintext);
Assert.NotEqual(Plaintext, encryptedText);
var aesStringDecryptor = new AESStringEncryptor(Password, Salt);
string decryptedText = aesStringDecryptor.DecryptString(encryptedText);
Assert.Equal(Plaintext, decryptedText);
}
public void EncodingsWorkWhenSame()
{
var aesStringEncryptor = new AESStringEncryptor(Password, Salt, Encoding.ASCII);
string encryptedText = aesStringEncryptor.EncryptString(Plaintext);
Assert.NotEqual(Plaintext, encryptedText);
var aesStringDecryptor = new AESStringEncryptor(Password, Salt, Encoding.ASCII);
string decryptedText = aesStringDecryptor.DecryptString(encryptedText);
Assert.Equal(Plaintext, decryptedText);
}
private void Form1_Load(object sender, EventArgs e)
{
aesTransformer = new AESStringEncryptor();
}
