Autobahn WebSocket Testsuite Report
Autobahn WebSocket

go-httpbin - Case 1.2.8 : Pass - 11 ms @ 2025-10-26T11:31:19.316Z

Case Description

Send binary message message with payload of length 65536. Sent out data in chops of 997 octets.

Case Expectation

Receive echo'ed binary message (with payload as sent). Clean close with normal code.

Case Outcome

Actual events match at least one expected.

Expected:
{'OK': [('message', '0xfefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefe ...', True)]}

Observed:
[('message', '0xfefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefe ...', True)]

Case Closing Behavior

Connection was properly closed (OK)



Opening Handshake

GET / HTTP/1.1
User-Agent: AutobahnTestSuite/25.10.1-0.10.9
Host: 127.0.0.1:46119
Upgrade: WebSocket
Connection: Upgrade
Pragma: no-cache
Cache-Control: no-cache
Sec-WebSocket-Key: GzKx04thNzxom8kOm0wd0A==
Sec-WebSocket-Version: 13
HTTP/1.1 101 Switching Protocols
Connection: upgrade
Sec-Websocket-Accept: WGk5Mr/j4Gb2cadAsd74569WaYg=
Upgrade: websocket
Date: Sun, 26 Oct 2025 11:31:19 GMT


Closing Behavior

KeyValueDescription
isServerFalseTrue, iff I (the fuzzer) am a server, and the peer is a client.
closedByMeTrueTrue, iff I have initiated closing handshake (that is, did send close first).
failedByMeFalseTrue, iff I have failed the WS connection (i.e. due to protocol error). Failing can be either by initiating closing handshake or brutal drop TCP.
droppedByMeFalseTrue, iff I dropped the TCP connection.
wasCleanTrueTrue, iff full WebSocket closing handshake was performed (close frame sent and received) _and_ the server dropped the TCP (which is its responsibility).
wasNotCleanReasonNoneWhen wasClean == False, the reason what happened.
wasServerConnectionDropTimeoutFalseWhen we are a client, and we expected the server to drop the TCP, but that didn't happen in time, this gets True.
wasOpenHandshakeTimeoutFalseWhen performing the opening handshake, but the peer did not finish in time, this gets True.
wasCloseHandshakeTimeoutFalseWhen we initiated a closing handshake, but the peer did not respond in time, this gets True.
localCloseCode1000The close code I sent in close frame (if any).
localCloseReasonNoneThe close reason I sent in close frame (if any).
remoteCloseCode1000The close code the peer sent me in close frame (if any).
remoteCloseReasonNoneThe close reason the peer sent me in close frame (if any).


Wire Statistics

Octets Received by Chop Size

Chop SizeCountOctets
414
10110
1661166
65536165536
Total465716

Octets Transmitted by Chop Size

Chop SizeCountOctets
818
2431243
7451745
9976564805
Total6865801

Frames Received by Opcode

OpcodeCount
21
81
Total2

Frames Transmitted by Opcode

OpcodeCount
21
81
Total2


Wire Log

000 TX OCTETS: 474554202f20485454502f312e310d0a557365722d4167656e743a204175746f6261686e5465737453756974652f32352e31
               302e312d302e31302e390d0a486f ...
001 RX OCTETS: 485454502f312e312031303120537769746368696e672050726f746f636f6c730d0a436f6e6e656374696f6e3a2075706772
               6164650d0a5365632d576562736f ...
002 TX FRAME : OPCODE=2, FIN=True, RSV=0, PAYLOAD-LEN=65536, MASK=34248eee, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=997, SYNC=False
               0xfefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefe
               fefefefefefefefefefefefefefefe ...
003 TX OCTETS: 82ff000000000001000034248eeecada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
004 FAIL CONNECTION AFTER 10.000000 sec
005 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
006 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
007 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
008 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
009 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
010 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
011 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
012 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
013 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
014 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
015 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
016 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
017 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
018 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
019 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
020 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
021 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
022 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
023 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
024 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
025 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
026 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
027 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
028 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
029 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
030 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
031 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
032 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
033 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
034 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
035 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
036 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
037 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
038 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
039 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
040 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
041 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
042 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
043 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
044 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
045 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
046 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
047 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
048 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
049 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
050 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
051 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
052 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
053 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
054 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
055 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
056 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
057 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
058 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
059 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
060 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
061 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
062 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
063 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
064 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
065 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
066 TX OCTETS: cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada
               7010cada7010cada7010cada7010 ...
067 TX OCTETS: da7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada70
               10cada7010cada7010cada7010ca ...
068 TX OCTETS: 7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010
               cada7010cada7010cada7010cada ...
069 TX OCTETS: 10cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010cada7010ca
               da7010cada7010cada7010cada70 ...
070 RX OCTETS: 827f0000000000010000fefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefe
               fefefefefefefefefefefefefefe ...
071 RX OCTETS: fefefefefefefefefefe
072 RX FRAME : OPCODE=2, FIN=True, RSV=0, PAYLOAD-LEN=65536, MASKED=False, MASK=None
               0xfefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefe
               fefefefefefefefefefefefefefefe ...
073 TX FRAME : OPCODE=8, FIN=True, RSV=0, PAYLOAD-LEN=2, MASK=63d584ac, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0x03e8
074 TX OCTETS: 888263d584ac603d
075 RX OCTETS: 880203e8
076 RX FRAME : OPCODE=8, FIN=True, RSV=0, PAYLOAD-LEN=2, MASKED=False, MASK=None
               0x03e8
077 TCP DROPPED BY PEER