public void TestBase64Encode()
{
Assert.AreEqual("eA", Base64.Encode("x"));
Assert.AreEqual("eHg", Base64.Encode("xx"));
Assert.AreEqual("eHh4", Base64.Encode("xxx"));
Assert.AreEqual("eHh4eA", Base64.Encode("xxxx"));
Assert.AreEqual("eHh4eHg", Base64.Encode("xxxxx"));
Assert.AreEqual("eHh4eHh4", Base64.Encode("xxxxxx"));
Assert.AreEqual("_-4", Base64.Encode("\xff\xee"));
}