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24 lines
480 B
Ruby
24 lines
480 B
Ruby
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require File.expand_path('../../../spec_helper', __FILE__)
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describe "Process.ppid" do
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with_feature :fork do
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it "returns the process id of the parent of this process" do
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read, write = IO.pipe
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child_pid = Process.fork {
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read.close
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write << "#{Process.ppid}\n"
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write.close
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exit!
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}
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write.close
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pid = read.gets
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read.close
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Process.wait(child_pid)
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pid.to_i.should == Process.pid
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end
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end
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end
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