# File lib/mocha/expectation.rb, line 590
    def mocha_inspect
      message = "#{@cardinality.mocha_inspect}, "
      message << case @invocation_count
                 when 0 then 'not yet invoked'
                 when 1 then 'invoked once'
                 when 2 then 'invoked twice'
                 else "invoked #{@invocation_count} times"
                 end
      message << ': '
      message << method_signature
      message << "; #{@ordering_constraints.map(&:mocha_inspect).join('; ')}" unless @ordering_constraints.empty?
      message
    end