public void TestDoubleEncrypt()
{
EncryptedWatermark.Algorithm = aes;
TextWatermark mark = new TextWatermark("This will be encrypted twice");
EncryptedWatermark enc1 = new EncryptedWatermark(mark, "password1");
EncryptedWatermark enc2 = new EncryptedWatermark(enc1, "password2");
Watermarker.EmbedWatermark(file, enc2, "password", "results/DoubleEncrypt.png");
PNGFile file2 = new PNGFile("results/DoubleEncrypt.png");
EncryptedWatermark extract = Watermarker.ExtractWatermark <EncryptedWatermark>(file, "password");
extract = extract.Decrypt <EncryptedWatermark>("password2");
mark = extract.Decrypt <TextWatermark>("password1");
Expect(mark.Text, Is.EqualTo("This will be encrypted twice"));
}
public void TestEncryptedWatermark()
{
EncryptedWatermark.Algorithm = aes;
TextWatermark mark = new TextWatermark("This should be encrypted");
EncryptedWatermark encrypted = new EncryptedWatermark(mark, "super-secret");
Watermarker.EmbedWatermark(file, encrypted, "password", "results/EncryptedMark.png");
PNGFile file2 = new PNGFile("results/EncryptedMark.png");
EncryptedWatermark extract = (EncryptedWatermark)Watermarker.ExtractWatermark(file2, "password");
mark = extract.Decrypt <TextWatermark>("super-secret");
Expect(mark, Is.Not.Null);
Expect(mark.Text, Is.EqualTo("This should be encrypted"));
}
