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Fix unknown-method error code and add a protocol version registry (#2836)

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Max 2026-06-11 16:47:22 +01:00 • committed by GitHub
commit 7267818e44
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2 changed files with 430 additions and 23 deletions
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4
tests/interaction/lowlevel/test_completion.py
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@ -128,4 +128,6 @@ async def test_complete_without_handler_is_method_not_found(connect: Connect) ->
with pytest.raises(MCPError) as exc_info:
await client.complete(PromptReference(name="anything"), argument={"name": "topic", "value": ""})
assert exc_info.value.error == snapshot(ErrorData(code=METHOD_NOT_FOUND, message="Method not found"))
assert exc_info.value.error == snapshot(
ErrorData(code=METHOD_NOT_FOUND, message="Method not found", data="completion/complete")
)

4
tests/interaction/lowlevel/test_resources.py
View file

@ -236,7 +236,9 @@ async def test_subscribe_without_a_subscribe_handler_is_method_not_found(connect
with pytest.raises(MCPError) as exc_info:
await client.subscribe_resource("file:///watched.txt")
assert exc_info.value.error == snapshot(ErrorData(code=METHOD_NOT_FOUND, message="Method not found"))
assert exc_info.value.error == snapshot(
ErrorData(code=METHOD_NOT_FOUND, message="Method not found", data="resources/subscribe")
)
@requirement("resources:unsubscribe")