Autobahn WebSocket Testsuite Report
Autobahn WebSocket

websock server - Case 1.2.8 : Pass - 23 ms @ 2025-10-03T19:12:42.660Z

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 /ws HTTP/1.1
User-Agent: AutobahnTestSuite/0.8.2-0.10.9
Host: 127.0.0.1:8888
Upgrade: WebSocket
Connection: Upgrade
Pragma: no-cache
Cache-Control: no-cache
Sec-WebSocket-Key: 9gsf2Q/xMO/oWNyoMnifBw==
Sec-WebSocket-Version: 13
HTTP/1.1 101 Switching Protocols
Date: Fri, 03 Oct 2025 19:12:42 GMT
Upgrade: websocket
Connection: Upgrade
Sec-Websocket-Accept: tQu3CT9jifTaE/hy2AokKtzaP+0=


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
2421242
7451745
9976564805
Total6865800

Frames Received by Opcode

OpcodeCount
21
81
Total2

Frames Transmitted by Opcode

OpcodeCount
21
81
Total2


Wire Log

000 TX OCTETS: 474554202f777320485454502f312e310d0a557365722d4167656e743a204175746f6261686e5465737453756974652f302e
               382e322d302e31302e390d0a486f ...
001 RX OCTETS: 485454502f312e312031303120537769746368696e672050726f746f636f6c730d0a446174653a204672692c203033204f63
               7420323032352031393a31323a34 ...
002 TX FRAME : OPCODE=2, FIN=True, RSV=0, PAYLOAD-LEN=65536, MASK=2460ff14, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=997, SYNC=False
               0xfefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefe
               fefefefefefefefefefefefefefefe ...
003 TX OCTETS: 82ff00000000000100002460ff14da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
004 FAIL CONNECTION AFTER 10.000000 sec
005 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
006 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
007 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
008 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
009 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
010 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
011 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
012 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
013 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
014 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
015 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
016 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
017 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
018 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
019 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
020 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
021 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
022 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
023 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
024 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
025 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
026 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
027 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
028 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
029 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
030 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
031 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
032 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
033 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
034 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
035 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
036 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
037 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
038 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
039 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
040 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
041 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
042 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
043 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
044 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
045 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
046 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
047 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
048 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
049 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
050 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
051 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
052 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
053 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
054 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
055 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
056 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
057 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
058 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
059 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
060 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
061 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
062 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
063 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
064 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
065 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
066 TX OCTETS: da9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e
               01eada9e01eada9e01eada9e01ea ...
067 TX OCTETS: 9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01
               eada9e01eada9e01eada9e01eada ...
068 TX OCTETS: 01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01ea
               da9e01eada9e01eada9e01eada9e ...
069 TX OCTETS: eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada9e01eada
               9e01eada9e01eada9e01eada9e01 ...
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=c5426cf6, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0x03e8
074 TX OCTETS: 8882c5426cf6c6aa
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