Files
lda-wf/tests/wf_mcp/service/test_content_access.py
T
2026-06-15 22:37:59 +07:00

323 lines
11 KiB
Python

from __future__ import annotations
import pytest
from wf_mcp.broker import WfMcpService
from wf_mcp.broker.service.connection_service import ConnectionService
from wf_mcp.broker.service.content_access import ContentAccessService
from wf_mcp.broker.service.events import BrokerEventRecorder
from wf_mcp.broker.service.source_catalog import SourceCatalogService
from wf_mcp.broker.service.upstream_transport import UpstreamTransportService
from wf_mcp.events import EventBus
from wf_mcp.models import ConnectionConfig
from wf_mcp.storage import FileStore
from wf_platform import (
CapabilityBuckets,
CapabilitySource,
DocumentationPrompt,
DocumentationResource,
SourceVisibility,
)
from ..test_support import FakeAdapter, local_temp_root
def _make_content_access(
*,
store_root: str = "content_access_default",
) -> tuple[ContentAccessService, BrokerEventRecorder]:
store = FileStore(local_temp_root() / store_root)
events = BrokerEventRecorder(EventBus())
connection_service = ConnectionService(events=events)
upstream = UpstreamTransportService(
auth_store=store,
catalog_store=store,
event_sink=events.record_event,
)
source_catalog = SourceCatalogService(
store=store,
connection_lookup=connection_service.get,
connection_list_enabled=connection_service.list_enabled,
connection_list_all=connection_service.list_all,
tool_executor_for=upstream.tool_executor_for,
load_auth=upstream.load_connection_auth,
emit_event=events.record_event,
)
connection_service.bind_source_catalog(source_catalog)
_register_local_docs(source_catalog)
content_access = ContentAccessService(
source_catalog=source_catalog,
upstream=upstream,
connection_service=connection_service,
event_sink=events.record_event,
)
return content_access, events
def _register_local_docs(source_catalog: SourceCatalogService) -> None:
"""Install deterministic local docs without depending on repo Markdown files."""
source_catalog.register_capability_source(
CapabilitySource(
id="test.docs",
kind="system",
capabilities=CapabilityBuckets(
resources={
"test.docs.example": DocumentationResource(
name="test.docs.example",
uri="wf://docs/example",
title="Example Doc",
description="Test documentation resource.",
mime_type="text/markdown",
text="# Example",
)
},
prompts={
"test.docs.guide": DocumentationPrompt(
name="test.docs.guide",
title="Guide Prompt",
description="Test documentation prompt.",
text="Use the test docs.",
)
},
),
visibility=SourceVisibility(planner=True),
)
)
async def test_content_access_reads_local_documentation_resource() -> None:
content_access, events = _make_content_access()
result = await content_access.read_resource("test.docs.example")
assert result["contents"][0]["uri"] == "wf://docs/example"
assert result["contents"][0]["text"] == "# Example"
assert "resource_read_completed" in [e.kind for e in events.list_events()]
async def test_content_access_reads_upstream_resource_with_events() -> None:
service = WfMcpService(
store=FileStore(local_temp_root() / "content_upstream_resource")
)
service.register_connection(
ConnectionConfig(id="demo.personal", server="demo", account="personal")
)
service.register_adapter("demo", FakeAdapter())
await service.refresh_connection_catalog("demo.personal")
result = await service.content_access.read_resource(
"demo.personal.resource.welcome"
)
assert result["contents"][0]["text"] == "Welcome from the fake adapter resource."
event_kinds = [e.kind for e in service.list_events()]
assert "resource_read_started" in event_kinds
assert "resource_read_completed" in event_kinds
async def test_content_access_renders_upstream_prompt_with_events() -> None:
service = WfMcpService(
store=FileStore(local_temp_root() / "content_upstream_prompt")
)
service.register_connection(
ConnectionConfig(id="demo.personal", server="demo", account="personal")
)
service.register_adapter("demo", FakeAdapter())
await service.refresh_connection_catalog("demo.personal")
result = await service.content_access.render_prompt(
"demo.personal.prompt.summarize",
arguments={"text": "hello world"},
)
assert "hello world" in result["messages"][0]["content"]["text"]
event_kinds = [e.kind for e in service.list_events()]
assert "prompt_get_started" in event_kinds
assert "prompt_get_completed" in event_kinds
async def test_content_access_renders_local_documentation_prompt() -> None:
content_access, events = _make_content_access(
store_root="content_access_local_prompt"
)
result = await content_access.render_prompt("test.docs.guide")
assert result["description"] == "Test documentation prompt."
assert result["messages"][0]["role"] == "user"
assert result["messages"][0]["content"]["text"] == "Use the test docs."
assert "prompt_get_completed" in [e.kind for e in events.list_events()]
async def test_content_access_raises_on_unknown_resource() -> None:
content_access, _ = _make_content_access(
store_root="content_access_missing_resource"
)
with pytest.raises(KeyError):
await content_access.read_resource("nonexistent.resource")
class _StatefulRuntime:
def __init__(self) -> None:
self.resources: list[str] = []
self.prompts: list[str] = []
async def call_tool(self, connection, auth, tool_name, payload):
raise AssertionError("not used")
async def read_resource(self, connection, auth, uri: str):
self.resources.append(uri)
return {"contents": [{"uri": uri, "text": "stateful resource"}]}
async def get_prompt(self, connection, auth, prompt_name, arguments=None):
self.prompts.append(prompt_name)
return {
"messages": [
{
"role": "user",
"content": {"type": "text", "text": "stateful prompt"},
}
]
}
async def list_tools(self, connection, auth):
from wf_sources_mcp.catalog import DiscoveredTool
return [
DiscoveredTool(
name="echo_tool",
title="Echo Tool",
description="Echo text back",
input_schema={"type": "object"},
output_schema={"type": "object"},
)
]
async def list_resources(self, connection, auth):
from wf_sources_mcp.catalog import DiscoveredResource
return [
DiscoveredResource(
uri="demo://docs/welcome",
name="resource.welcome",
title="Welcome Resource",
description="Welcome resource",
mime_type="text/plain",
)
]
async def list_prompts(self, connection, auth):
from wf_sources_mcp.catalog import DiscoveredPrompt
return [
DiscoveredPrompt(
name="prompt.summarize",
title="Summarize Prompt",
description="Summarize text",
arguments=[
{
"name": "text",
"required": True,
"description": "Text to summarize",
}
],
)
]
async def get_connection_metadata(self, connection, auth):
return {"server": connection.server, "transport": "stdio"}
async def invoke_method(self, connection, auth, method, params=None):
raise AssertionError("not used by content access tests")
async def send_notification(self, connection, auth, method, params=None):
raise AssertionError("not used by content access tests")
async def test_content_access_uses_stateful_runtime_for_upstream_content() -> None:
runtime = _StatefulRuntime()
service = WfMcpService(
store=FileStore(local_temp_root() / "content_stateful_runtime"),
tool_executor=runtime,
stateful_runtime=runtime,
)
service.register_connection(
ConnectionConfig(
id="demo.personal",
server="demo",
account="personal",
metadata={"transport": "stdio", "command": "fake-mcp-server"},
)
)
service.register_adapter("demo", FakeAdapter())
await service.refresh_connection_catalog("demo.personal")
resource = await service.content_access.read_resource(
"demo.personal.resource.welcome"
)
prompt = await service.content_access.render_prompt(
"demo.personal.prompt.summarize",
arguments={"text": "hello"},
)
assert resource["contents"][0]["text"] == "stateful resource"
assert prompt["messages"][0]["content"]["text"] == "stateful prompt"
assert runtime.resources == ["demo://docs/welcome"]
assert runtime.prompts == ["prompt.summarize"]
async def test_read_resource_by_source_uri_reads_upstream() -> None:
service = WfMcpService(store=FileStore(local_temp_root() / "content_source_uri"))
service.register_connection(
ConnectionConfig(id="demo.personal", server="demo", account="personal")
)
service.register_adapter("demo", FakeAdapter())
await service.refresh_connection_catalog("demo.personal")
result = await service.content_access.read_resource_by_source_uri(
source_id="demo.personal",
uri="demo://docs/welcome",
max_chars=4000,
)
assert result["contents"][0]["text"] == "Welcome from the fake adapter resource."
async def test_read_resource_by_source_uri_bounds_text() -> None:
service = WfMcpService(
store=FileStore(local_temp_root() / "content_source_uri_bound")
)
service.register_connection(
ConnectionConfig(id="demo.personal", server="demo", account="personal")
)
service.register_adapter("demo", FakeAdapter())
await service.refresh_connection_catalog("demo.personal")
result = await service.content_access.read_resource_by_source_uri(
source_id="demo.personal",
uri="demo://docs/welcome",
max_chars=7,
)
assert result["contents"][0]["text"] == "Welcome"
assert result["truncated"] is True
async def test_read_resource_by_source_uri_rejects_unknown_resource() -> None:
service = WfMcpService(
store=FileStore(local_temp_root() / "content_source_uri_unknown")
)
service.register_connection(
ConnectionConfig(id="demo.personal", server="demo", account="personal")
)
service.register_adapter("demo", FakeAdapter())
await service.refresh_connection_catalog("demo.personal")
with pytest.raises(KeyError, match="unknown resource"):
await service.content_access.read_resource_by_source_uri(
source_id="demo.personal",
uri="demo://nonexistent",
max_chars=4000,
)