do you have a mock for context as in testing the an op with definition

@op(required_resource_keys={...}
def some_op(context, ...):

def test_some_op():
    result =

How do you mock the context? It fails with

compute function of op '….' has context argument, but no context was provided when invoking.

Docs about this are here: https://docs.dagster.io/concepts/testing#testing-ops

Thanks sorry. missed that before.