Files
lda-wf/tests/wf_mcp/service/test_connection_service.py
T

403 lines
14 KiB
Python

from __future__ import annotations
from pathlib import Path
from wf_mcp.broker import WfMcpService
from wf_mcp.broker.service.connection_service import ConnectionService
from wf_mcp.broker.service.events import BrokerEventRecorder
from wf_mcp.broker.service.source_catalog import SourceCatalogService
from wf_mcp.events import EventBus
from wf_mcp.models import BrokerConfig, ConnectionConfig
from wf_mcp.runtime import ToolExecutor
from wf_mcp.source_registry import (
FileSourceRegistryStore,
McpSourceRegistryEntry,
SourceRegistryFile,
StdioSourceTransport,
)
from wf_mcp.storage import FileStore
def _source_catalog(service: ConnectionService, root: Path) -> SourceCatalogService:
store = FileStore(root / "connection_service_catalog")
def _tool_executor_for(_connection: ConnectionConfig) -> ToolExecutor:
raise AssertionError("tool executor should not be needed in these tests")
catalog = SourceCatalogService(
store=store,
connection_lookup=service.get,
connection_list_enabled=service.list_enabled,
connection_list_all=service.list_all,
tool_executor_for=_tool_executor_for,
load_auth=lambda _connection_id: None,
emit_event=service.events.record_event,
)
service.bind_source_catalog(catalog)
return catalog
def test_connection_service_rejects_reserved_connection_ids(tmp_path: Path) -> None:
service = ConnectionService(events=BrokerEventRecorder(EventBus()))
_source_catalog(service, tmp_path)
for connection_id in ("wf.admin", "wf.mcp"):
try:
service.register_connection(
ConnectionConfig(id=connection_id, server="wf", account="reserved")
)
except ValueError as exc:
assert connection_id in str(exc)
assert "reserved by wf-mcp" in str(exc)
else:
raise AssertionError(f"expected {connection_id!r} to be rejected")
def test_connection_service_registers_connection_and_empty_source(
tmp_path: Path,
) -> None:
service = ConnectionService(events=BrokerEventRecorder(EventBus()))
catalog = _source_catalog(service, tmp_path)
service.register_connection(
ConnectionConfig(id="demo.personal", server="demo", account="personal")
)
assert service.get("demo.personal").server == "demo"
assert [connection.id for connection in service.list_enabled()] == ["demo.personal"]
source = catalog.capability_sources["demo.personal"]
assert source.enabled is True
assert source.description == "No catalog loaded for demo.personal."
assert service.events.list_events()[0].kind == "connection_registered"
assert service.events.list_events()[0].connection_id == "demo.personal"
def test_connection_service_sync_removes_retired_connections_and_sources(
tmp_path: Path,
) -> None:
service = ConnectionService(events=BrokerEventRecorder(EventBus()))
catalog = _source_catalog(service, tmp_path)
service.register_connection(
ConnectionConfig(id="demo.personal", server="demo", account="personal")
)
service.sync_connections_from_config(
BrokerConfig(store_root=tmp_path, connections=[])
)
assert service.list_all() == []
assert "demo.personal" not in catalog.capability_sources
removed = service.events.list_events()[-1]
assert removed.kind == "connection_removed"
assert removed.connection_id == "demo.personal"
assert removed.payload["server"] == "demo"
assert removed.payload["account"] == "personal"
def test_connection_service_sync_updates_existing_source_enabled_flag(
tmp_path: Path,
) -> None:
service = ConnectionService(events=BrokerEventRecorder(EventBus()))
catalog = _source_catalog(service, tmp_path)
service.register_connection(
ConnectionConfig(id="demo.personal", server="demo", account="personal")
)
service.sync_connections_from_config(
BrokerConfig(
store_root=tmp_path,
connections=[
ConnectionConfig(
id="demo.personal",
server="demo",
account="personal",
enabled=False,
)
],
)
)
assert service.get("demo.personal").enabled is False
assert catalog.capability_sources["demo.personal"].enabled is False
updated = service.events.list_events()[-1]
assert updated.kind == "connection_updated"
assert updated.connection_id == "demo.personal"
assert updated.payload["enabled"] is False
def test_connection_service_sync_registers_new_connections_with_event(
tmp_path: Path,
) -> None:
service = ConnectionService(events=BrokerEventRecorder(EventBus()))
catalog = _source_catalog(service, tmp_path)
service.sync_connections_from_config(
BrokerConfig(
store_root=tmp_path,
connections=[
ConnectionConfig(
id="demo.personal",
server="demo",
account="personal",
)
],
)
)
assert service.get("demo.personal").account == "personal"
assert catalog.capability_sources["demo.personal"].enabled is True
registered = service.events.list_events()[-1]
assert registered.kind == "connection_registered"
assert registered.connection_id == "demo.personal"
def test_wfmcpservice_exposes_connection_registry_from_connection_service(
tmp_path: Path,
) -> None:
service = WfMcpService(store=FileStore(tmp_path / "connection_facade"))
service.register_connection(
ConnectionConfig(id="demo.personal", server="demo", account="personal")
)
assert service.connections is service.connection_service.connections
assert service.connections.get("demo.personal").account == "personal"
assert "demo.personal" in service.capability_sources
def test_wfmcpservice_sync_connections_delegates_to_connection_service(
tmp_path: Path,
) -> None:
service = WfMcpService(store=FileStore(tmp_path / "connection_sync"))
service.register_connection(
ConnectionConfig(id="demo.personal", server="demo", account="personal")
)
service.sync_connections_from_config(
BrokerConfig(
store_root=tmp_path,
connections=[
ConnectionConfig(
id="demo.work",
server="demo",
account="work",
enabled=True,
)
],
)
)
assert [connection.id for connection in service.connections.list_all()] == [
"demo.work"
]
assert "demo.personal" not in service.capability_sources
assert "demo.work" in service.capability_sources
# ---------------------------------------------------------------------------
# Source registry merge helpers and tests
# ---------------------------------------------------------------------------
def _registry_entry(
source_id: str = "demo.registry",
*,
enabled: bool = True,
) -> McpSourceRegistryEntry:
return McpSourceRegistryEntry(
id=source_id,
kind="mcp",
enabled=enabled,
provider="demo",
account=source_id.rsplit(".", 1)[-1],
transport=StdioSourceTransport(command="demo-server"),
)
def test_connection_service_sync_merges_registry_entries(tmp_path: Path) -> None:
service = ConnectionService(events=BrokerEventRecorder(EventBus()))
catalog = _source_catalog(service, tmp_path)
store = FileSourceRegistryStore(tmp_path / "registry_merge")
store.save_registry(SourceRegistryFile(sources=[_registry_entry()]))
service.sync_connections_from_config(
BrokerConfig(store_root=tmp_path, connections=[]),
source_registry_store=store,
)
assert [connection.id for connection in service.list_all()] == ["demo.registry"]
assert "demo.registry" in catalog.capability_sources
def test_connection_service_sync_config_shadows_registry_entry(tmp_path: Path) -> None:
service = ConnectionService(events=BrokerEventRecorder(EventBus()))
_source_catalog(service, tmp_path)
store = FileSourceRegistryStore(tmp_path / "registry_shadow")
store.save_registry(SourceRegistryFile(sources=[_registry_entry("demo.same")]))
service.sync_connections_from_config(
BrokerConfig(
store_root=tmp_path,
connections=[
ConnectionConfig(id="demo.same", server="demo", account="config"),
],
),
source_registry_store=store,
)
assert service.get("demo.same").account == "config"
assert any(
event.kind == "source_registry_ignored_config_shadow"
and event.connection_id == "demo.same"
for event in service.events.list_events()
)
def test_connection_service_sync_registry_disabled_entry_hydrates_disabled_source(
tmp_path: Path,
) -> None:
service = ConnectionService(events=BrokerEventRecorder(EventBus()))
catalog = _source_catalog(service, tmp_path)
store = FileSourceRegistryStore(tmp_path / "registry_disabled")
store.save_registry(SourceRegistryFile(sources=[_registry_entry(enabled=False)]))
service.sync_connections_from_config(
BrokerConfig(store_root=tmp_path, connections=[]),
source_registry_store=store,
)
assert service.get("demo.registry").enabled is False
assert catalog.capability_sources["demo.registry"].enabled is False
def test_connection_service_sync_locked_config_shadows_registry_entry(
tmp_path: Path,
) -> None:
service = ConnectionService(events=BrokerEventRecorder(EventBus()))
_source_catalog(service, tmp_path)
store = FileSourceRegistryStore(tmp_path / "locked_shadow")
store.save_registry(
SourceRegistryFile(
sources=[
McpSourceRegistryEntry(
id="demo.default",
provider="registry",
account="stored",
transport=StdioSourceTransport(command="demo-server"),
)
]
)
)
config = BrokerConfig(
store_root=tmp_path,
connections=[
ConnectionConfig(
id="demo.default",
server="config",
account="locked",
source_config_ownership="locked",
)
],
)
service.sync_connections_from_config(config, source_registry_store=store)
connection = service.get("demo.default")
assert connection.server == "config"
assert connection.account == "locked"
assert any(
event.kind == "source_registry_ignored_config_shadow"
for event in service.events.list_events()
)
def test_connection_service_sync_seed_config_materializes_registry_entry(
tmp_path: Path,
) -> None:
service = ConnectionService(events=BrokerEventRecorder(EventBus()))
_source_catalog(service, tmp_path)
store_root = tmp_path / "seed_materialized"
store = FileSourceRegistryStore(store_root)
config = BrokerConfig(
store_root=tmp_path,
connections=[
ConnectionConfig(
id="demo.default",
server="demo",
account="default",
metadata={"transport": {"kind": "stdio", "command": "demo-server"}},
source_config_ownership="seed",
)
],
)
service.sync_connections_from_config(config, source_registry_store=store)
registry = store.load_registry()
assert len(registry.sources) == 1
assert registry.sources[0].id == "demo.default"
assert registry.sources[0].provider == "demo"
assert service.get("demo.default").metadata["source_registry"] is True
all_events = service.events.list_events()
assert any(
event.kind == "source_registry_seeded_from_config" for event in all_events
)
def test_connection_service_sync_seed_existing_registry_entry_wins(
tmp_path: Path,
) -> None:
service = ConnectionService(events=BrokerEventRecorder(EventBus()))
_source_catalog(service, tmp_path)
store = FileSourceRegistryStore(tmp_path / "seed_existing")
store.save_registry(
SourceRegistryFile(
sources=[
McpSourceRegistryEntry(
id="demo.default",
provider="registry",
account="stored",
transport=StdioSourceTransport(command="demo-server"),
)
]
)
)
config = BrokerConfig(
store_root=tmp_path,
connections=[
ConnectionConfig(
id="demo.default",
server="config",
account="seed",
metadata={"transport": {"kind": "stdio", "command": "config-server"}},
source_config_ownership="seed",
)
],
)
service.sync_connections_from_config(config, source_registry_store=store)
connection = service.get("demo.default")
assert connection.server == "registry"
assert connection.account == "stored"
assert any(
event.kind == "source_registry_seed_existing_entry_wins"
for event in service.events.list_events()
)
def test_wfmcpservice_sync_connections_delegates_registry_store(tmp_path: Path) -> None:
service = WfMcpService(store=FileStore(tmp_path / "facade_registry"))
store = FileSourceRegistryStore(tmp_path / "facade_registry_store")
store.save_registry(SourceRegistryFile(sources=[_registry_entry()]))
service.sync_connections_from_config(
BrokerConfig(store_root=tmp_path, connections=[]),
source_registry_store=store,
)
assert [connection.id for connection in service.connections.list_all()] == [
"demo.registry"
]
assert "demo.registry" in service.capability_sources