File: detach_spec.rb

package info (click to toggle)
ruby2.5 2.5.5-3%2Bdeb10u4
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 101,532 kB
  • sloc: ruby: 732,598; ansic: 669,262; xml: 25,363; yacc: 20,963; javascript: 6,680; sh: 3,610; lisp: 2,627; makefile: 596; python: 198; sed: 76; perl: 62; awk: 36; asm: 35
file content (46 lines) | stat: -rw-r--r-- 1,214 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
require File.expand_path('../../../spec_helper', __FILE__)

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
        lambda { 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