public void ParsingNegotiateResponseMessageThrowsForInvalid(string payload, string expectedMessage)
{
var responseData = Encoding.UTF8.GetBytes(payload);
var exception = Assert.Throws <InvalidDataException>(() => NegotiateProtocol.ParseResponse(responseData));
Assert.Equal(expectedMessage, exception.InnerException.Message);
}
public void ParsingNegotiateResponseMessageSuccessForValid(string json, string connectionId, string[] availableTransports)
{
var responseData = Encoding.UTF8.GetBytes(json);
var ms = new MemoryStream(responseData);
var response = NegotiateProtocol.ParseResponse(ms);
Assert.Equal(connectionId, response.ConnectionId);
Assert.Equal(availableTransports.Length, response.AvailableTransports.Count);
var responseTransports = response.AvailableTransports.Select(t => t.Transport).ToList();
Assert.Equal(availableTransports, responseTransports);
}
public void ParsingNegotiateResponseMessageSuccessForValid(string json, string connectionId, string[] availableTransports, string url, string accessToken)
{
var responseData = Encoding.UTF8.GetBytes(json);
var response = NegotiateProtocol.ParseResponse(responseData);
Assert.Equal(connectionId, response.ConnectionId);
Assert.Equal(availableTransports?.Length, response.AvailableTransports?.Count);
Assert.Equal(url, response.Url);
Assert.Equal(accessToken, response.AccessToken);
if (response.AvailableTransports != null)
{
var responseTransports = response.AvailableTransports.Select(t => t.Transport).ToList();
Assert.Equal(availableTransports, responseTransports);
}
}
public void ParsingAspNetSignalRResponseThrowsError()
{
var payload = "{\"Url\":\"/signalr\"," +
"\"ConnectionToken\":\"X97dw3uxW4NPPggQsYVcNcyQcuz4w2\"," +
"\"ConnectionId\":\"05265228-1e2c-46c5-82a1-6a5bcc3f0143\"," +
"\"KeepAliveTimeout\":10.0," +
"\"DisconnectTimeout\":5.0," +
"\"TryWebSockets\":true," +
"\"ProtocolVersion\":\"1.5\"," +
"\"TransportConnectTimeout\":30.0," +
"\"LongPollDelay\":0.0}";
var responseData = Encoding.UTF8.GetBytes(payload);
var exception = Assert.Throws <InvalidDataException>(() => NegotiateProtocol.ParseResponse(responseData));
Assert.Equal("Detected a connection attempt to an ASP.NET SignalR Server. This client only supports connecting to an ASP.NET Core SignalR Server. See https://aka.ms/signalr-core-differences for details.", exception.InnerException.Message);
}
private async Task <NegotiationResponse> Negotiate(Uri url, HttpClient httpClient, ILogger logger)
{
try
{
// Get a connection ID from the server
Log.EstablishingConnection(logger, url);
var urlBuilder = new UriBuilder(url);
if (!urlBuilder.Path.EndsWith("/"))
{
urlBuilder.Path += "/";
}
urlBuilder.Path += "negotiate";
using (var request = new HttpRequestMessage(HttpMethod.Post, urlBuilder.Uri))
{
// Corefx changed the default version and High Sierra curlhandler tries to upgrade request
request.Version = new Version(1, 1);
// ResponseHeadersRead instructs SendAsync to return once headers are read
// rather than buffer the entire response. This gives a small perf boost.
// Note that it is important to dispose of the response when doing this to
// avoid leaving the connection open.
using (var response = await httpClient.SendAsync(request, HttpCompletionOption.ResponseHeadersRead))
{
response.EnsureSuccessStatusCode();
NegotiationResponse negotiateResponse;
using (var responseStream = await response.Content.ReadAsStreamAsync())
{
negotiateResponse = NegotiateProtocol.ParseResponse(responseStream);
}
Log.ConnectionEstablished(_logger, negotiateResponse.ConnectionId);
return(negotiateResponse);
}
}
}
catch (Exception ex)
{
Log.ErrorWithNegotiation(logger, url, ex);
throw;
}
}
public void ParsingNegotiateResponseMessageSuccessForValid5() => NegotiateProtocol.ParseResponse(new MemoryStream(_responseData5));
public void ParsingNegotiateResponseMessageSuccessForValid5() => NegotiateProtocol.ParseResponse(_responseData5);