如何在RSpec中测试后台进程? [英] How to test background process in RSpec?

问题描述

找到了一种在Sinatra中运行单独进程的简单方法:在Sinatra中运行后台进程

Found this simple way to run a separate process in Sinatra: Run background process in Sinatra

get '/start_process'
  @@pid = Process.spawn('external_command_to_run')
end

您将如何在RSpec中对此进行测试?

How would you test this in RSpec?

Ruby 1.9.3.

Ruby 1.9.3.

推荐答案

提取一个类，该类将进行后台处理并对其进行单元测试.然后测试期望您的操作调用此类的方法

Extract a class which does the background processing and unit-test it. Then test expectation that your action invokes method on this class

一些伪代码":

before do
  MyWorker.should_receive(:perform)
end

specify { get :something }

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