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hkuds--nanobot/tests/agent/test_runtime_context.py
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chore: import upstream snapshot with attribution
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Python

from __future__ import annotations
from types import SimpleNamespace
import pytest
from nanobot.agent.tools.context import RequestContext
from nanobot.runtime_context import (
RUNTIME_CONTEXT_HISTORY_META,
RuntimeContextBlock,
append_runtime_context,
public_history_message,
resolve_runtime_context,
)
from nanobot.sdk.types import snapshot_from_session
from nanobot.session.manager import Session, _message_preview_text
from nanobot.session.webui_turns import _title_inputs
from nanobot.webui.transcript import _session_user_event
@pytest.mark.asyncio
async def test_resolve_runtime_context_preserves_provider_order() -> None:
calls: list[str] = []
async def first(_request: RequestContext):
calls.append("first")
return RuntimeContextBlock(source="first", content="one")
async def second(_request: RequestContext):
calls.append("second")
return [RuntimeContextBlock(source="second", content="two")]
blocks = await resolve_runtime_context(
[first, second],
RequestContext(channel="cli", chat_id="direct"),
)
assert calls == ["first", "second"]
assert [(block.source, block.content) for block in blocks] == [
("first", "one"),
("second", "two"),
]
def test_public_history_removes_only_trusted_exact_suffix() -> None:
block = RuntimeContextBlock(source="goal", content="private goal context")
content, marker = append_runtime_context("visible user text", [block])
assert marker is not None
persisted = {
"role": "user",
"content": content,
RUNTIME_CONTEXT_HISTORY_META: marker,
}
assert public_history_message(persisted) == {
"role": "user",
"content": "visible user text",
}
user_authored = {
"role": "user",
"content": "visible user text\n\nprivate goal context",
}
assert public_history_message(user_authored) == user_authored
def test_public_history_keeps_content_when_marker_does_not_match() -> None:
message = {
"role": "user",
"content": "user-edited content",
RUNTIME_CONTEXT_HISTORY_META: {
"version": 1,
"sources": ["goal"],
"suffix": "different suffix",
},
}
assert public_history_message(message) == {
"role": "user",
"content": "user-edited content",
}
def test_sdk_snapshot_hides_runtime_context() -> None:
block = RuntimeContextBlock(source="goal", content="private goal context")
content, marker = append_runtime_context("visible user text", [block])
session = SimpleNamespace(
key="cli:direct",
created_at=SimpleNamespace(isoformat=lambda: "created"),
updated_at=SimpleNamespace(isoformat=lambda: "updated"),
metadata={},
messages=[{
"role": "user",
"content": content,
RUNTIME_CONTEXT_HISTORY_META: marker,
}],
)
snapshot = snapshot_from_session(session)
assert snapshot.messages == [{"role": "user", "content": "visible user text"}]
def test_webui_preview_title_and_backfill_hide_runtime_context() -> None:
block = RuntimeContextBlock(source="goal", content="private goal context")
content, marker = append_runtime_context("visible user text", [block])
persisted = {
"role": "user",
"content": content,
RUNTIME_CONTEXT_HISTORY_META: marker,
}
session = Session(key="websocket:chat", messages=[persisted])
assert _message_preview_text(persisted) == "visible user text"
assert _title_inputs(session) == ("visible user text", "")
event = _session_user_event("websocket:chat", persisted)
assert event is not None
assert event["text"] == "visible user text"