Files
nanobot/tests/channels/test_websocket_application_boundary.py
T
chengyongruandGitHub f9d449ef6c refactor(webui): isolate websocket application orchestration (#5548)
* refactor(webui): extract session attach projection

* refactor(webui): isolate websocket application orchestration

* refactor(webui): tighten websocket application boundary

* test(webui): assert module logger for fork failures
2026-08-26 18:04:38 +08:00

97 lines
3.3 KiB
Python

"""Executable architecture constraints for the WebSocket transport adapter."""
from __future__ import annotations
import ast
from pathlib import Path
from nanobot.channels.websocket import runtime
_REPOSITORY_ROOT = Path(__file__).resolve().parents[2]
_RUNTIME_PATH = _REPOSITORY_ROOT / "nanobot" / "channels" / "websocket" / "runtime.py"
_SESSION_IDENTITY_PATH = _REPOSITORY_ROOT / "nanobot" / "webui" / "session_identity.py"
_FORBIDDEN_RUNTIME_IMPORTS = (
"nanobot.bus.outbound_events",
"nanobot.command",
"nanobot.runtime_context",
"nanobot.security.workspace_access",
"nanobot.session.goal_state",
"nanobot.webui.cli_apps_api",
"nanobot.webui.forking",
"nanobot.webui.mcp_presets_api",
"nanobot.webui.sidebar_state",
"nanobot.webui.transcription_ws",
)
def _channel_method(name: str) -> ast.AsyncFunctionDef:
tree = ast.parse(_RUNTIME_PATH.read_text(encoding="utf-8"))
channel = next(
node
for node in tree.body
if isinstance(node, ast.ClassDef) and node.name == "WebSocketChannel"
)
return next(
node
for node in channel.body
if isinstance(node, ast.AsyncFunctionDef) and node.name == name
)
def _statements_without_docstring(node: ast.AsyncFunctionDef) -> list[ast.stmt]:
body = list(node.body)
if (
body
and isinstance(body[0], ast.Expr)
and isinstance(body[0].value, ast.Constant)
and isinstance(body[0].value.value, str)
):
body.pop(0)
return body
def test_websocket_runtime_does_not_import_application_command_trees() -> None:
tree = ast.parse(_RUNTIME_PATH.read_text(encoding="utf-8"))
imported = {
node.module
for node in tree.body
if isinstance(node, ast.ImportFrom) and node.module is not None
}
violations = sorted(
module
for module in imported
if module.startswith(_FORBIDDEN_RUNTIME_IMPORTS)
)
assert violations == []
def test_business_entrypoints_are_thin_transport_delegations() -> None:
for method_name in ("_dispatch_envelope", "_hydrate_after_subscribe", "send"):
statements = _statements_without_docstring(_channel_method(method_name))
assert len(statements) == 1, method_name
assert isinstance(statements[0], ast.Expr), method_name
assert isinstance(statements[0].value, ast.Await), method_name
statements = _statements_without_docstring(_channel_method("_dispatch_http"))
assert len(statements) == 1
assert isinstance(statements[0], ast.Return)
assert isinstance(statements[0].value, ast.Await)
def test_persisted_webui_session_prefix_has_one_production_owner() -> None:
owners = []
for path in (_REPOSITORY_ROOT / "nanobot").rglob("*.py"):
if "tests" in path.parts or path == _SESSION_IDENTITY_PATH:
continue
if "websocket:" in path.read_text(encoding="utf-8"):
owners.append(path.relative_to(_REPOSITORY_ROOT).as_posix())
assert owners == []
assert 'WEBUI_SESSION_STORAGE_PREFIX = "websocket:"' in _SESSION_IDENTITY_PATH.read_text(
encoding="utf-8"
)
def test_runtime_exports_compatibility_protocol_helpers() -> None:
assert runtime._is_valid_chat_id("unified:default") # pyright: ignore[reportPrivateUsage]
assert not runtime._is_valid_chat_id("../escape") # pyright: ignore[reportPrivateUsage]