Autobahn WebSocket Testsuite Report
Autobahn WebSocket

websocket-driver node-v20 - Case 6.2.3 : Pass - 2 ms @ 2025-05-26T18:23:30.812Z

Case Description

Send a valid UTF-8 text message in fragments of 1 octet, resulting in frames ending on positions which are not code point ends.

MESSAGE:
Hello-µ@ßöäüàá-UTF-8!!
48656c6c6f2dc2b540c39fc3b6c3a4c3bcc3a0c3a12d5554462d382121

Case Expectation

The message is echo'ed back to us.

Case Outcome

Actual events match at least one expected.

Expected:
{'OK': [('message', u'Hello-\xb5@\xdf\xf6\xe4\xfc\xe0\xe1-UTF-8!!', False)]}

Observed:
[('message', u'Hello-\xb5@\xdf\xf6\xe4\xfc\xe0\xe1-UTF-8!!', False)]

Case Closing Behavior

Connection was properly closed (OK)



Opening Handshake

GET / HTTP/1.1
User-Agent: AutobahnTestSuite/0.8.2-0.10.9
Host: 127.0.0.1:4009
Upgrade: WebSocket
Connection: Upgrade
Pragma: no-cache
Cache-Control: no-cache
Sec-WebSocket-Key: X1DyoiZeQg/hgxA/NTE+Cg==
Sec-WebSocket-Version: 13
HTTP/1.1 101 Switching Protocols
Upgrade: websocket
Connection: Upgrade
Sec-WebSocket-Accept: IEa7z/kH9Tnm2MBakXfPKYp8+iw=


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
31131
1291129
Total3164

Octets Transmitted by Chop Size

Chop SizeCountOctets
616
729203
818
2401240
Total32457

Frames Received by Opcode

OpcodeCount
11
81
Total2

Frames Transmitted by Opcode

OpcodeCount
029
11
81
Total31


Wire Log

000 TX OCTETS: 474554202f20485454502f312e310d0a557365722d4167656e743a204175746f6261686e5465737453756974652f302e382e
               322d302e31302e390d0a486f7374 ...
001 RX OCTETS: 485454502f312e312031303120537769746368696e672050726f746f636f6c730d0a557067726164653a20776562736f636b
               65740d0a436f6e6e656374696f6e ...
002 TX FRAME : OPCODE=1, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=ce301291, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               H
003 TX OCTETS: 0181ce30129186
004 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=db8bf45d, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               e
005 TX OCTETS: 0081db8bf45dbe
006 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=8c2aa32a, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               l
007 TX OCTETS: 00818c2aa32ae0
008 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=1be5b75a, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               l
009 TX OCTETS: 00811be5b75a77
010 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=52f296e7, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               o
011 TX OCTETS: 008152f296e73d
012 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=5b8ce197, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               -
013 TX OCTETS: 00815b8ce19776
014 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=a050808f, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0xc2
015 TX OCTETS: 0081a050808f62
016 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=7e785f45, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0xb5
017 TX OCTETS: 00817e785f45cb
018 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=90af4f6e, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               @
019 TX OCTETS: 008190af4f6ed0
020 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=f0a1cb67, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0xc3
021 TX OCTETS: 0081f0a1cb6733
022 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=c0e2512d, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0x9f
023 TX OCTETS: 0081c0e2512d5f
024 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=854a2f12, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0xc3
025 TX OCTETS: 0081854a2f1246
026 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=31c77477, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0xb6
027 TX OCTETS: 008131c7747787
028 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=09be95d8, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0xc3
029 TX OCTETS: 008109be95d8ca
030 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=24076084, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0xa4
031 TX OCTETS: 00812407608480
032 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=aadf5cf6, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0xc3
033 TX OCTETS: 0081aadf5cf669
034 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=f496c0d5, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0xbc
035 TX OCTETS: 0081f496c0d548
036 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=917c3996, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0xc3
037 TX OCTETS: 0081917c399652
038 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=c4b47d21, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0xa0
039 TX OCTETS: 0081c4b47d2164
040 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=254bddbb, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0xc3
041 TX OCTETS: 0081254bddbbe6
042 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=f8233786, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0xa1
043 TX OCTETS: 0081f823378659
044 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=b80a0e31, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               -
045 TX OCTETS: 0081b80a0e3195
046 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=0f50c5ff, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               U
047 TX OCTETS: 00810f50c5ff5a
048 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=a31dc8c1, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               T
049 TX OCTETS: 0081a31dc8c1f7
050 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=5e022d68, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               F
051 TX OCTETS: 00815e022d6818
052 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=74834b42, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               -
053 TX OCTETS: 008174834b4259
054 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=441b73df, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               8
055 TX OCTETS: 0081441b73df7c
056 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=161f0674, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               !
057 TX OCTETS: 0081161f067437
058 TX FRAME : OPCODE=0, FIN=False, RSV=0, PAYLOAD-LEN=1, MASK=f0541fe8, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               !
059 TX OCTETS: 0081f0541fe8d1
060 TX FRAME : OPCODE=0, FIN=True, RSV=0, PAYLOAD-LEN=0, MASK=1a997217, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
061 TX OCTETS: 80801a997217
062 CLOSE CONNECTION AFTER 1.000000 sec
063 RX OCTETS: 811d48656c6c6f2dc2b540c39fc3b6c3a4c3bcc3a0c3a12d5554462d382121
064 RX FRAME : OPCODE=1, FIN=True, RSV=0, PAYLOAD-LEN=29, MASKED=False, MASK=None
               Hello-µ@ßöäüàá-UTF-8!!
065 TX FRAME : OPCODE=8, FIN=True, RSV=0, PAYLOAD-LEN=2, MASK=1b114a08, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
               0x03e8
066 TX OCTETS: 88821b114a0818f9
067 RX OCTETS: 880203e8
068 RX FRAME : OPCODE=8, FIN=True, RSV=0, PAYLOAD-LEN=2, MASKED=False, MASK=None
               0x03e8
069 TCP DROPPED BY PEER