FIX: ensure child demon is correctly terminated from parent on stop

spec/components/demon/base_spec.rb

@@ -0,0 +1,40 @@
+require 'spec_helper'
+require 'demon/base'
+
+describe Demon do
+
+  class RudeDemon < Demon::Base
+    def self.prefix
+      "rude"
+    end
+
+    def after_fork
+      Signal.trap("HUP"){}
+      Signal.trap("TERM"){}
+      sleep 999999
+    end
+  end
+
+  it "can terminate rude demons" do
+
+    skip("forking rspec has side effects")
+    # Forking rspec has all sorts of weird side effects
+    #  this spec works but we must skip it to keep rspec
+    #  state happy
+
+
+    RudeDemon.start
+    _,demon = RudeDemon.demons.first
+    pid = demon.pid
+    wait_for {
+      demon.alive?
+    }
+
+    demon.stop_timeout = 0.05
+    demon.stop
+    demon.start
+
+    running = !!(Process.kill(0, pid)) rescue false
+    expect(running).to eq(false)
+  end
+end