/// <summary>
/// Set properties on the request that are based on properties on this object
/// </summary>
/// <param name="request">Request we are going to send</param>
/// <param name="endpoint">Endpoint to use sending the message</param>
/// <returns>Request passed in</returns>
protected Request Prepare(Request request, IEndPoint endpoint)
{
request.Type = _type;
request.URI = Uri;
request.OscoapContext = OscoapContext;
if (UriPath != null)
{
request.UriPath = UriPath;
}
if (UriQuery != null)
{
request.UriQuery = UriQuery;
}
if (Blockwise != 0)
{
request.SetBlock2(BlockOption.EncodeSZX(Blockwise), false, 0);
}
if (endpoint != null)
{
request.EndPoint = endpoint;
}
return(request);
}
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);
}
}
/// <summary>
/// Converts a BlockOption with the specified parameters to a byte array and
/// back and checks that the result is the same as the original.
/// </summary>
private void TestCombined(Int32 szx, Boolean m, Int32 num)
{
BlockOption block = new BlockOption(OptionType.Block1, num, szx, m);
BlockOption copy = new BlockOption(OptionType.Block1);
copy.RawValue = block.RawValue;
Assert.AreEqual(block.SZX, copy.SZX);
Assert.AreEqual(block.M, copy.M);
Assert.AreEqual(block.NUM, copy.NUM);
}
/// <summary>
/// Helper function that creates a BlockOption with the specified parameters
/// and serializes them to a byte array.
/// </summary>
private Byte[] ToBytes(Int32 szx, Boolean m, Int32 num)
{
Byte[] bytes = new BlockOption(OptionType.Block1, num, szx, m).RawValue;
return(bytes);
}