class Shoulda::Matchers::Doublespeak::ObjectDouble

def method_missing(method_name, *args, &block)
  call = MethodCall.new(
    method_name: method_name,
    args: args,
    block: block,
    caller: ::Kernel.caller,
  )
  calls << call
  (calls_by_method_name[method_name] ||= []) << call
  nil
end