require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)

describe "Thread#status" do
  it "can check it's own status" do
    ThreadSpecs.status_of_current_thread.status.should == 'run'
  end

  it "describes a running thread" do
    ThreadSpecs.status_of_running_thread.status.should == 'run'
  end

  it "describes a sleeping thread" do
    ThreadSpecs.status_of_sleeping_thread.status.should == 'sleep'
  end

  it "describes a blocked thread" do
    ThreadSpecs.status_of_blocked_thread.status.should == 'sleep'
  end

  it "describes a completed thread" do
    ThreadSpecs.status_of_completed_thread.status.should == false
  end

  it "describes a killed thread" do
    ThreadSpecs.status_of_killed_thread.status.should == false
  end

  it "describes a thread with an uncaught exception" do
    ThreadSpecs.status_of_thread_with_uncaught_exception.status.should == nil
  end

  it "describes a dying sleeping thread" do
    ThreadSpecs.status_of_dying_sleeping_thread.status.should == 'sleep'
  end

  it "reports aborting on a killed thread" do
    ThreadSpecs.status_of_dying_running_thread.status.should == 'aborting'
  end

  it "reports aborting on a killed thread after sleep" do
    ThreadSpecs.status_of_dying_thread_after_sleep.status.should == 'aborting'
  end

  it "reports aborting on an externally killed thread that sleeps" do
    q = Queue.new
    t = Thread.new do
      begin
        q.push nil
        sleep
      ensure
        q.push Thread.current.status
      end
    end
    q.pop
    t.kill
    t.join
    q.pop.should == 'aborting'
  end
end
