public async Task TestVigenere64EncodeAsyncOk()
{
string text = "ABBA";
string cypher = "DFS";
string ris = "hYiVhUYS";
Vigenere64 crypt = new Vigenere64();
string encode =await crypt.EncodeAsync(text, cypher);
Assert.AreEqual(encode, ris);
}
