websock server - Case 1.2.8 : Pass - 24 ms @ 2026-06-02T16:13:28.704Z
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)
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: 2fbTWrpRVA8TyyBoGmNFTw== Sec-WebSocket-Version: 13
HTTP/1.1 101 Switching Protocols Date: Tue, 02 Jun 2026 16:13:28 GMT Connection: Upgrade Upgrade: websocket Sec-Websocket-Accept: gjSTSDp7M6vvthtI+9wlUk3+Daw=
| 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 | True | True, iff full WebSocket closing handshake was performed (close frame sent and received) _and_ the server dropped the TCP (which is its responsibility). |
| wasNotCleanReason | None | 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 | 1000 | 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 |
| 4 | 1 | 4 |
| 10 | 1 | 10 |
| 166 | 1 | 166 |
| 65536 | 1 | 65536 |
| Total | 4 | 65716 |
| Chop Size | Count | Octets |
| 8 | 1 | 8 |
| 244 | 1 | 244 |
| 745 | 1 | 745 |
| 997 | 65 | 64805 |
| Total | 68 | 65802 |
| Opcode | Count |
| 2 | 1 |
| 8 | 1 |
| Total | 2 |
| Opcode | Count |
| 2 | 1 |
| 8 | 1 |
| Total | 2 |
000 TX OCTETS: 474554202f777320485454502f312e310d0a557365722d4167656e743a204175746f6261686e5465737453756974652f3235
2e31302e312d302e31302e390d0a ...
001 RX OCTETS: 485454502f312e312031303120537769746368696e672050726f746f636f6c730d0a446174653a205475652c203032204a75
6e20323032362031363a31333a32 ...
002 TX FRAME : OPCODE=2, FIN=True, RSV=0, PAYLOAD-LEN=65536, MASK=00736c6a, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=997, SYNC=False
0xfefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefefe
fefefefefefefefefefefefefefefe ...
003 TX OCTETS: 82ff000000000001000000736c6afe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
004 FAIL CONNECTION AFTER 10.000000 sec
005 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
006 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
007 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
008 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
009 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
010 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
011 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
012 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
013 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
014 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
015 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
016 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
017 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
018 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
019 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
020 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
021 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
022 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
023 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
024 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
025 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
026 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
027 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
028 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
029 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
030 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
031 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
032 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
033 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
034 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
035 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
036 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
037 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
038 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
039 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
040 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
041 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
042 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
043 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
044 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
045 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
046 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
047 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
048 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
049 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
050 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
051 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
052 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
053 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
054 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
055 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
056 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
057 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
058 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
059 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
060 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
061 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
062 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
063 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
064 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
065 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
066 TX OCTETS: fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d
9294fe8d9294fe8d9294fe8d9294 ...
067 TX OCTETS: 8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d92
94fe8d9294fe8d9294fe8d9294fe ...
068 TX OCTETS: 9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294
fe8d9294fe8d9294fe8d9294fe8d ...
069 TX OCTETS: 94fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe8d9294fe
8d9294fe8d9294fe8d9294fe8d92 ...
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=4cab2e7d, PAYLOAD-REPEAT-LEN=None, CHOPSIZE=None, SYNC=False
0x03e8
074 TX OCTETS: 88824cab2e7d4f43
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