host_test.rb

  test "should use a nested hostgroup parent root password" do
    Setting[:root_pass] = "$1$default$hCkak1kaJPQILNmYbUXhD0"
    h = FactoryGirl.create(:host, :managed, :with_hostgroup)
    g = h.hostgroup
    p = FactoryGirl.create(:hostgroup, :environment => h.environment)
    p.update_attribute(:root_pass, "abc")
    h.root_pass = nil
    g.root_pass = nil
    g.parent = p
    g.save
    assert h.save
    assert h.root_pass.present? 
    assert_equal h.root_pass, p.root_pass
  end