File: getpgid_spec.rb

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require_relative '../../spec_helper'

describe "Process.getpgid" do
  platform_is_not :windows do
    it "coerces the argument to an Integer" do
      Process.getpgid(mock_int(Process.pid)).should == Process.getpgrp
    end

    it "returns the process group ID for the given process id" do
      Process.getpgid(Process.pid).should == Process.getpgrp
    end

    it "returns the process group ID for the calling process id when passed 0" do
      Process.getpgid(0).should == Process.getpgrp
    end
  end
end