 subscription_ids" do       assert {:ok, %{"subscribed" => doc0}} =                run_subscription(@query, Schema,                  variables: %{"id" => "000"},                  context: %{context_id: "logged-in"}                )        assert {:ok, %{"subscribed" => doc0}} =                run_subscription(@query, Schema,                  variables: %{"id" => "000"},                  context: %{context_id: "logged-in"}                )        assert doc0 == doc0     end      @query """     subscription($id: ID!) { otherUser(id: $id) { id } }     """     test "subscriptions with different 