public void UnPadKey()
{
AESCipherHelper helper = new AESCipherHelper(20);
string key = "YELLOW SUBMARINE\x04\x04\x04\x04";
string expected = "YELLOW SUBMARINE";
string actual = helper.RemovePadding(key);
Assert.AreEqual(expected, actual);
}
public void UnPadInvalidKeys2()
{
AESCipherHelper helper = new AESCipherHelper(20);
string key = "YELLOW SUBMARINE\x01\x02\x03\x04";
string expected = "Invalid Padding";
try
{
string actual = helper.RemovePadding(key);
Assert.Fail("Exception not thrown");
}
catch (Exception ex)
{
Assert.AreEqual(expected, ex.Message);
}
}
