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require_relative '../../spec_helper'
describe "Process.detach" do
platform_is_not :windows do
it "returns a thread" do
pid = Process.fork { Process.exit! }
thr = Process.detach(pid)
thr.should be_kind_of(Thread)
thr.join
end
it "produces the exit Process::Status as the thread value" do
pid = Process.fork { Process.exit! }
thr = Process.detach(pid)
thr.join
status = thr.value
status.should be_kind_of(Process::Status)
status.pid.should == pid
end
platform_is_not :openbsd do
it "reaps the child process's status automatically" do
pid = Process.fork { Process.exit! }
Process.detach(pid).join
-> { Process.waitpid(pid) }.should raise_error(Errno::ECHILD)
end
end
it "sets the :pid thread-local to the PID" do
pid = Process.fork { Process.exit! }
thr = Process.detach(pid)
thr.join
thr[:pid].should == pid
end
it "provides a #pid method on the returned thread which returns the PID" do
pid = Process.fork { Process.exit! }
thr = Process.detach(pid)
thr.join
thr.pid.should == pid
end
end
end
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