Files
wehub-resource-sync 49b9bb6724
Deploy Docs / deploy-docs (push) Failing after 1s
Conformance Tests / client-conformance (push) Failing after 3s
Conformance Tests / server-conformance (push) Failing after 1s
GitHub Actions Security Analysis / zizmor (push) Failing after 1s
CI / checks (push) Failing after 59m20s
CI / all-green (push) Waiting to run
chore: import upstream snapshot with attribution
2026-07-13 12:10:27 +08:00

44 lines
2.0 KiB
Python

"""Open a `subscriptions/listen` stream, watch one URI and the tool list, then close it."""
import anyio
import mcp_types as types
from mcp.client import Client
from mcp.client.subscriptions import ResourceUpdated, ToolsListChanged
from stories._harness import Target, run_client
async def main(target: Target, *, mode: str = "auto") -> None:
async with Client(target, mode=mode) as client:
before = await client.list_tools()
assert "search" not in {tool.name for tool in before.tools}
async with client.listen(tools_list_changed=True, resource_subscriptions=["note://todo"]) as sub:
# ── entering waited for the ack: the honored filter is already in hand ──
assert sub.honored.tools_list_changed is True
assert sub.honored.resource_subscriptions == ["note://todo"]
# ── exact-URI filtering: an unsubscribed note edit stays silent ──
await client.call_tool("edit_note", {"name": "journal", "text": "day two"})
# ── the subscribed URI delivers ──
await client.call_tool("edit_note", {"name": "todo", "text": "water plants"})
with anyio.fail_after(10):
event = await anext(sub)
assert event == ResourceUpdated(uri="note://todo"), "the journal edit must not have been delivered"
# ── a runtime tool registration announces itself ──
await client.call_tool("enable_search", {})
with anyio.fail_after(10):
assert await anext(sub) == ToolsListChanged()
# ── leaving the block closed the stream; the session lives on ──
tools = await client.list_tools()
assert "search" in {tool.name for tool in tools.tools}
result = await client.call_tool("search", {"query": "water"})
content = result.content[0]
assert isinstance(content, types.TextContent) and content.text == "todo", result
if __name__ == "__main__":
run_client(main)