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fix(webui): preserve causal message order (NAN-29) (#5503)

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chengyongru
2026-08-24 15:08:22 +08:00
committed by GitHub
parent 7f288a49fc
commit 04974b7607
8 changed files with 651 additions and 204 deletions
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tests/utils/test_webui_transcript.py
+122
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@@ -409,6 +409,128 @@ def test_replay_canonical_completed_stream_records() -> None:
assert msgs[1]["latencyMs"] == 42
def test_replay_preserves_closed_reasoning_slices_before_later_tool_trace() -> None:
msgs = replay_transcript_to_ui_messages([
{
"event": "reasoning_delta",
"chat_id": "reasoning-boundary",
"text": "First reasoning.",
"turn_id": "turn-reasoning-boundary",
"turn_phase": "reasoning",
"turn_seq": 1,
},
{
"event": "reasoning_end",
"chat_id": "reasoning-boundary",
"turn_id": "turn-reasoning-boundary",
"turn_phase": "reasoning",
"turn_seq": 2,
},
{
"event": "reasoning_delta",
"chat_id": "reasoning-boundary",
"text": "Second reasoning.",
"turn_id": "turn-reasoning-boundary",
"turn_phase": "reasoning",
"turn_seq": 3,
},
{
"event": "reasoning_end",
"chat_id": "reasoning-boundary",
"turn_id": "turn-reasoning-boundary",
"turn_phase": "reasoning",
"turn_seq": 4,
},
{
"event": "message",
"chat_id": "reasoning-boundary",
"text": "exec()",
"kind": "tool_hint",
"turn_id": "turn-reasoning-boundary",
"turn_phase": "activity",
"turn_seq": 5,
},
{
"event": "message",
"chat_id": "reasoning-boundary",
"text": "Final answer.",
"turn_id": "turn-reasoning-boundary",
"turn_phase": "answer",
"turn_seq": 6,
},
{
"event": "turn_end",
"chat_id": "reasoning-boundary",
"turn_id": "turn-reasoning-boundary",
"turn_phase": "complete",
"turn_seq": 7,
},
])
assert [
message.get("reasoning")
or (message.get("traces") or [None])[0]
or message.get("content")
for message in msgs
] == [
"First reasoning.",
"Second reasoning.",
"exec()",
"Final answer.",
]
def test_replay_preserves_closed_reasoning_slices_without_tool_trace() -> None:
msgs = replay_transcript_to_ui_messages([
{"event": "reasoning_delta", "text": "First reasoning.", "turn_seq": 1},
{"event": "reasoning_end", "turn_seq": 2},
{"event": "reasoning_delta", "text": "Second reasoning.", "turn_seq": 3},
{"event": "reasoning_end", "turn_seq": 4},
{"event": "message", "text": "Final answer.", "turn_seq": 5},
{"event": "turn_end", "turn_seq": 6},
])
assert [
(message.get("reasoning"), message.get("content"))
for message in msgs
] == [
("First reasoning.", ""),
("Second reasoning.", "Final answer."),
]
def test_replay_keeps_answer_separate_from_reasoning_before_delayed_tool_trace() -> None:
msgs = replay_transcript_to_ui_messages([
{"event": "delta", "text": "Visible progress.", "turn_phase": "answer"},
{"event": "stream_end", "turn_phase": "answer"},
{"event": "reasoning_delta", "text": "Think again.", "turn_phase": "reasoning"},
{"event": "reasoning_end", "turn_phase": "reasoning"},
{
"event": "message",
"text": "exec()",
"kind": "tool_hint",
"turn_phase": "activity",
},
{"event": "message", "text": "Final answer.", "turn_phase": "answer"},
{"event": "turn_end", "turn_phase": "complete"},
])
assert [
(
message.get("content"),
message.get("reasoning"),
message.get("kind"),
message.get("turnPhase"),
)
for message in msgs
] == [
("Visible progress.", None, None, "answer"),
("", "Think again.", None, "reasoning"),
("exec()", None, "trace", "activity"),
("Final answer.", None, None, "answer"),
]
def test_replay_turn_end_preserves_usage_semantics(tmp_path, monkeypatch) -> None:
monkeypatch.setattr("nanobot.config.paths.get_data_dir", lambda: tmp_path)
key = "websocket:t-usage"