get "/arvados/v1/links", {:format => :json, :select => ['uuid', 'link_class']}, auth(:active)
assert_response :success
assert_equal json_response['items'].count, json_response['items'].select { |i|
- i.count == 2 and i['uuid'] != nil and i['link_class'] != nil
+ i.count == 3 and i['uuid'] != nil and i['link_class'] != nil
}.count
end