wehub-resource-sync
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45 lines
1.5 KiB
Python
45 lines
1.5 KiB
Python
"""Tests for tool annotations in low-level server."""
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import pytest
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from mcp_types import ListToolsResult, PaginatedRequestParams, Tool, ToolAnnotations
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from mcp import Client
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from mcp.server import Server, ServerRequestContext
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@pytest.mark.anyio
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async def test_lowlevel_server_tool_annotations():
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"""Test that tool annotations work in low-level server."""
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async def handle_list_tools(ctx: ServerRequestContext, params: PaginatedRequestParams | None) -> ListToolsResult:
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return ListToolsResult(
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tools=[
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Tool(
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name="echo",
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description="Echo a message back",
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input_schema={
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"type": "object",
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"properties": {
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"message": {"type": "string"},
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},
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"required": ["message"],
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},
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annotations=ToolAnnotations(
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title="Echo Tool",
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read_only_hint=True,
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),
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)
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]
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)
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server = Server("test", on_list_tools=handle_list_tools)
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async with Client(server) as client:
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tools_result = await client.list_tools()
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assert len(tools_result.tools) == 1
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assert tools_result.tools[0].name == "echo"
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assert tools_result.tools[0].annotations is not None
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assert tools_result.tools[0].annotations.title == "Echo Tool"
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assert tools_result.tools[0].annotations.read_only_hint is True
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