public void Create()
{
var option = EdnsDHUOption.Create();
Assert.AreEqual(EdnsOptionType.DHU, option.Type);
CollectionAssert.AreEqual(DigestRegistry.Digests.Keys, option.Algorithms);
}
/// <summary>
/// Create a new instance of the <see cref="EdnsDHUOption"/> class with
/// the known/implemented hashing algorithms.
/// </summary>
/// <remarks>
/// The <see cref="Algorithms"/> are obtained from the <see cref="DigestRegistry"/>.
/// </remarks>
public static EdnsDHUOption Create()
{
var option = new EdnsDHUOption();
option.Algorithms.AddRange(DigestRegistry.Digests.Keys);
return(option);
}
public void Roundtrip()
{
var opt1 = new OPTRecord();
var expected = new EdnsDHUOption
{
Algorithms = { DigestType.GostR34_11_94, DigestType.Sha512 }
};
Assert.AreEqual(EdnsOptionType.DHU, expected.Type);
opt1.Options.Add(expected);
var opt2 = (OPTRecord) new ResourceRecord().Read(opt1.ToByteArray());
var actual = (EdnsDHUOption)opt2.Options[0];
Assert.AreEqual(expected.Type, actual.Type);
CollectionAssert.AreEqual(expected.Algorithms, actual.Algorithms);
}