wehub-resource-sync
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39 lines
1.3 KiB
Python
39 lines
1.3 KiB
Python
"""Completion behaviour against MCPServer, driven through the public Client API."""
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import pytest
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from mcp_types import (
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Completion,
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CompletionArgument,
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CompletionContext,
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CompletionsCapability,
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PromptReference,
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ResourceTemplateReference,
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)
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from mcp.server.mcpserver import MCPServer
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from tests.interaction._connect import Connect
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from tests.interaction._requirements import requirement
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pytestmark = pytest.mark.anyio
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@requirement("mcpserver:completion:capability-auto")
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async def test_completion_capability_is_advertised_only_when_a_handler_is_registered(connect: Connect) -> None:
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"""An MCPServer with a registered completion handler advertises the completions capability; one without does not."""
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with_handler = MCPServer("completer")
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@with_handler.completion()
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async def complete(
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ref: PromptReference | ResourceTemplateReference,
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argument: CompletionArgument,
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context: CompletionContext | None,
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) -> Completion | None:
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"""Registered only so the completions capability is advertised; never called."""
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raise NotImplementedError
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async with connect(with_handler) as client:
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assert client.server_capabilities.completions == CompletionsCapability()
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async with connect(MCPServer("plain")) as client:
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assert client.server_capabilities.completions is None
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