applicaiton_spec.rb

describe Tyr::Application do
  context "minial application" do
    subject { Tyr::Application.new() }

    it "should load the default module" do
      subject.num_controllers.should == 0
      subject.num_renderers.should == 0
      subject.load(:default)
      subject.modules.should include(:default)
      subject.num_controllers.should == 1
      subject.num_renderers.should == 1
    end
  end
end

main.cpp

Tyr::Application::builtInPlugins = [
    {"default", "InitPlugin_default"}
]

Tyr::Application::load(const std::string& name)
{
    auto plugin = getPlugin(name);
    plugin.initialize(this);
}

void InitPlugin_default(tyr::Application* application)
{
    DefaultController* controller = tyr::allocate<DefaultController>();
    SceneRenderer* renderer = tyr::allocate<SceneRenderer>();
    application->addController(controller);
    application->addRenderer(renderer);
}

main.rb

application = Tyr::Application.new
application.load("default")