Autobahn WebSocket Testsuite Report
Autobahn WebSocket

go-httpbin - Case 1.2.8 : Pass - 13 ms @ 2025-11-06T11:25:06.993Z

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: 127.0.0.1:35017
Upgrade: WebSocket
Connection: Upgrade
Pragma: no-cache
Cache-Control: no-cache
Sec-WebSocket-Key: WphEdVB/1vUCZc0SSt3XQQ==
Sec-WebSocket-Version: 13
HTTP/1.1 101 Switching Protocols
Connection: upgrade
Sec-Websocket-Accept: 8SQBApwSWFuv7SkWaYgAHj9BGdY=
Upgrade: websocket
Date: Thu, 06 Nov 2025 11:25:06 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=acd27473, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=997, SYNC=False
               0xfefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefe
               fefefefefefefefefefefefefefefe ...
003 TX OCTETS: 82ff0000000000010000acd27473522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
004 FAIL CONNECTION AFTER 10.000000 sec
005 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
006 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
007 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
008 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
009 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
010 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
011 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
012 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
013 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
014 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
015 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
016 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
017 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
018 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
019 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
020 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
021 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
022 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
023 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
024 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
025 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
026 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
027 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
028 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
029 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
030 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
031 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
032 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
033 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
034 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
035 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
036 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
037 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
038 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
039 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
040 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
041 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
042 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
043 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
044 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
045 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
046 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
047 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
048 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
049 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
050 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
051 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
052 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
053 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
054 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
055 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
056 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
057 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
058 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
059 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
060 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
061 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
062 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
063 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
064 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
065 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
066 TX OCTETS: 522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c
               8a8d522c8a8d522c8a8d522c8a8d ...
067 TX OCTETS: 2c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a
               8d522c8a8d522c8a8d522c8a8d52 ...
068 TX OCTETS: 8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d
               522c8a8d522c8a8d522c8a8d522c ...
069 TX OCTETS: 8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d522c8a8d52
               2c8a8d522c8a8d522c8a8d522c8a ...
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=c0721852, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0x03e8
074 TX OCTETS: 8882c0721852c39a
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