public void TestServer()
{
// We do not test for block 0 because the client is currently unable to
// know if the user attempts to just retrieve block 0 or if he wants to
// do early block negotiation with a specific size but actually wants to
// retrieve all blocks.
Int32[] blockOrder = { 2, 1, 3 };
String[] expectations =
{
RESPONSE_PAYLOAD.Substring(32 /* until the end */),
RESPONSE_PAYLOAD.Substring(16, 16),
null // block is out of bounds
};
for (Int32 i = 0; i < blockOrder.Length; i++)
{
Int32 num = blockOrder[i];
Console.WriteLine("Request block number " + num);
Int32 szx = BlockOption.EncodeSZX(16);
Request request = Request.NewGet();
request.URI = new Uri("coap://localhost:" + _serverPort + "/" + TARGET);
request.SetBlock2(szx, false, num);
request.Send();
Response response = request.WaitForResponse(1000);
Assert.IsNotNull(response);
Assert.AreEqual(expectations[i], response.PayloadString);
Assert.IsTrue(response.HasOption(OptionType.Block2));
Assert.AreEqual(num, response.Block2.NUM);
Assert.AreEqual(szx, response.Block2.SZX);
}
}
private CoapObserveRelation Observe(Request request, Action <Response> notify, Action <FailReason> error)
{
CoapObserveRelation relation = ObserveAsync(request, notify, error);
Response response = relation.Request.WaitForResponse(_timeout);
if (response == null || !response.HasOption(OptionType.Observe))
{
relation.Canceled = true;
}
relation.Current = response;
return(relation);
}
