websock server - Case 2.10 : Pass - 3 ms @ 2026-01-07T13:35:07.770Z
Case Description
Send 10 Pings with payload.
Case Expectation
Pongs for our Pings with all the payloads. Note: This is not required by the Spec .. but we check for this behaviour anyway. Clean close with normal code.
Case Outcome
Actual events match at least one expected.
Expected:
{'OK': [('pong', u'payload-0'), ('pong', u'payload-1'), ('pong', u'payload-2'), ('pong', u'payload-3'), ('pong', u'payload-4'), ('pong', u'payload-5'), ('pong', u'payload-6'), ('pong', u'payload-7'), ('pong', u'payload-8'), ('pong', u'payload-9')]}
Observed:
[('pong', u'payload-0'), ('pong', u'payload-1'), ('pong', u'payload-2'), ('pong', u'payload-3'), ('pong', u'payload-4'), ('pong', u'payload-5'), ('pong', u'payload-6'), ('pong', u'payload-7'), ('pong', u'payload-8'), ('pong', u'payload-9')]
Case Closing Behavior
The spec requires the connection to be failed cleanly here (UNCLEAN)
GET /ws HTTP/1.1 User-Agent: AutobahnTestSuite/25.10.1-0.10.9 Host: 127.0.0.1:8888 Upgrade: WebSocket Connection: Upgrade Pragma: no-cache Cache-Control: no-cache Sec-WebSocket-Key: PhdhdEZse3+IJ3C8h0HkPQ== Sec-WebSocket-Version: 13
HTTP/1.1 101 Switching Protocols Date: Wed, 07 Jan 2026 13:35:07 GMT Upgrade: websocket Connection: Upgrade Sec-Websocket-Accept: WjM9Bsl/mdWQFjgwg4CENFgMeO0=
| Key | Value | Description |
| isServer | False | True, iff I (the fuzzer) am a server, and the peer is a client. |
| closedByMe | True | True, iff I have initiated closing handshake (that is, did send close first). |
| failedByMe | False | True, 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. |
| droppedByMe | False | True, iff I dropped the TCP connection. |
| wasClean | False | True, iff full WebSocket closing handshake was performed (close frame sent and received) _and_ the server dropped the TCP (which is its responsibility). |
| wasNotCleanReason | peer dropped the TCP connection without previous WebSocket closing handshake | When wasClean == False, the reason what happened. |
| wasServerConnectionDropTimeout | False | When we are a client, and we expected the server to drop the TCP, but that didn't happen in time, this gets True. |
| wasOpenHandshakeTimeout | False | When performing the opening handshake, but the peer did not finish in time, this gets True. |
| wasCloseHandshakeTimeout | False | When we initiated a closing handshake, but the peer did not respond in time, this gets True. |
| localCloseCode | 1000 | The close code I sent in close frame (if any). |
| localCloseReason | None | The close reason I sent in close frame (if any). |
| remoteCloseCode | None | The close code the peer sent me in close frame (if any). |
| remoteCloseReason | None | The close reason the peer sent me in close frame (if any). |
| Chop Size | Count | Octets |
| 33 | 1 | 33 |
| 77 | 1 | 77 |
| 166 | 1 | 166 |
| Total | 3 | 276 |
| Chop Size | Count | Octets |
| 8 | 1 | 8 |
| 15 | 10 | 150 |
| 244 | 1 | 244 |
| Total | 12 | 402 |
| Opcode | Count |
| 10 | 10 |
| Total | 10 |
| Opcode | Count |
| 8 | 1 |
| 9 | 10 |
| Total | 11 |
000 TX OCTETS: 474554202f777320485454502f312e310d0a557365722d4167656e743a204175746f6261686e5465737453756974652f3235
2e31302e312d302e31302e390d0a ...
001 RX OCTETS: 485454502f312e312031303120537769746368696e672050726f746f636f6c730d0a446174653a205765642c203037204a61
6e20323032362031333a33353a30 ...
002 TX FRAME : OPCODE=9, FIN=True, RSV=0, PAYLOAD-LEN=9, MASK=4dc74703, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
payload-0
003 TX OCTETS: 89894dc747033da63e6f22a6232e7d
004 TX FRAME : OPCODE=9, FIN=True, RSV=0, PAYLOAD-LEN=9, MASK=19e2856b, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
payload-1
005 TX OCTETS: 898919e2856b6983fc077683e14628
006 TX FRAME : OPCODE=9, FIN=True, RSV=0, PAYLOAD-LEN=9, MASK=9c8a9314, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
payload-2
007 TX OCTETS: 89899c8a9314ecebea78f3ebf739ae
008 TX FRAME : OPCODE=9, FIN=True, RSV=0, PAYLOAD-LEN=9, MASK=38de9d10, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
payload-3
009 TX OCTETS: 898938de9d1048bfe47c57bff93d0b
010 TX FRAME : OPCODE=9, FIN=True, RSV=0, PAYLOAD-LEN=9, MASK=11003eb0, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
payload-4
011 TX OCTETS: 898911003eb0616147dc7e615a9d25
012 TX FRAME : OPCODE=9, FIN=True, RSV=0, PAYLOAD-LEN=9, MASK=a5260ab2, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
payload-5
013 TX OCTETS: 8989a5260ab2d54773deca476e9f90
014 TX FRAME : OPCODE=9, FIN=True, RSV=0, PAYLOAD-LEN=9, MASK=fe1585a7, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
payload-6
015 TX OCTETS: 8989fe1585a78e74fccb9174e18ac8
016 TX FRAME : OPCODE=9, FIN=True, RSV=0, PAYLOAD-LEN=9, MASK=15dc35d0, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
payload-7
017 TX OCTETS: 898915dc35d065bd4cbc7abd51fd22
018 TX FRAME : OPCODE=9, FIN=True, RSV=0, PAYLOAD-LEN=9, MASK=8bae2038, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
payload-8
019 TX OCTETS: 89898bae2038fbcf5954e4cf4415b3
020 TX FRAME : OPCODE=9, FIN=True, RSV=0, PAYLOAD-LEN=9, MASK=24d62371, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
payload-9
021 TX OCTETS: 898924d6237154b75a1d4bb7475c1d
022 CLOSE CONNECTION AFTER 3.000000 sec
023 RX OCTETS: 8a097061796c6f61642d308a097061796c6f61642d318a097061796c6f61642d32
024 RX FRAME : OPCODE=10, FIN=True, RSV=0, PAYLOAD-LEN=9, MASKED=False, MASK=None
payload-0
025 RX FRAME : OPCODE=10, FIN=True, RSV=0, PAYLOAD-LEN=9, MASKED=False, MASK=None
payload-1
026 RX FRAME : OPCODE=10, FIN=True, RSV=0, PAYLOAD-LEN=9, MASKED=False, MASK=None
payload-2
027 RX OCTETS: 8a097061796c6f61642d338a097061796c6f61642d348a097061796c6f61642d358a097061796c6f61642d368a097061796c
6f61642d378a097061796c6f6164 ...
028 RX FRAME : OPCODE=10, FIN=True, RSV=0, PAYLOAD-LEN=9, MASKED=False, MASK=None
payload-3
029 RX FRAME : OPCODE=10, FIN=True, RSV=0, PAYLOAD-LEN=9, MASKED=False, MASK=None
payload-4
030 RX FRAME : OPCODE=10, FIN=True, RSV=0, PAYLOAD-LEN=9, MASKED=False, MASK=None
payload-5
031 RX FRAME : OPCODE=10, FIN=True, RSV=0, PAYLOAD-LEN=9, MASKED=False, MASK=None
payload-6
032 RX FRAME : OPCODE=10, FIN=True, RSV=0, PAYLOAD-LEN=9, MASKED=False, MASK=None
payload-7
033 RX FRAME : OPCODE=10, FIN=True, RSV=0, PAYLOAD-LEN=9, MASKED=False, MASK=None
payload-8
034 RX FRAME : OPCODE=10, FIN=True, RSV=0, PAYLOAD-LEN=9, MASKED=False, MASK=None
payload-9
035 TX FRAME : OPCODE=8, FIN=True, RSV=0, PAYLOAD-LEN=2, MASK=1004a3ef, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
0x03e8
036 TX OCTETS: 88821004a3ef13ec
037 TCP DROPPED BY PEER