public Task BadRttPingResponse_RequestShouldFail(int mode)
{
return(Http2LoopbackServer.CreateClientAndServerAsync(async uri =>
{
using var handler = CreateHttpClientHandler();
using HttpClient client = CreateHttpClient(handler);
HttpRequestException exception = await Assert.ThrowsAsync <HttpRequestException>(() => client.GetAsync(uri));
_output.WriteLine(exception.Message + exception.StatusCode);
},
async server =>
{
Http2LoopbackConnection connection = await server.EstablishConnectionAsync();
(int streamId, _) = await connection.ReadAndParseRequestHeaderAsync();
await connection.SendDefaultResponseHeadersAsync(streamId);
PingFrame pingFrame = await connection.ReadPingAsync(); // expect an RTT PING
if (mode == 0)
{
// Invalid PING payload
await connection.SendPingAckAsync(-6666); // send an invalid PING response
}
else
{
// Unexpected PING response
await connection.SendPingAckAsync(pingFrame.Data); // send an valid PING response
await connection.SendPingAckAsync(pingFrame.Data - 1); // send a second unexpected PING response
}
await connection.SendResponseDataAsync(streamId, new byte[] { 1, 2, 3 }, true); // otherwise fine response
},
NoAutoPingResponseHttp2Options));
}
