                         let options: Options = [kFullscreen: true, kFullscreenByApp: true]
                         let core = Core(options: options)
                         core.parentView = UIView()
+
                         core.render()
+
                         expect(core.parentView?.subviews.contains(core)).to(beTrue())
                         expect(core.mediaControl?.fullscreen).to(beFalse())
                     }

                        core.on(InternalEvent.didEnterFullscreen.rawValue) { _ in
                            callbackWasCall = true
                        }
                        core.render()
                        expect(callbackWasCall).toEventually(beTrue())

                        expect(core.parentView?.subviews.contains(core)).to(beFalse())
                        expect(core.fullscreenController.view.subviews.contains(core)).to(beTrue())
                        expect(core.mediaControl?.fullscreen).to(beTrue())


                it("Should be the top view on core") {
                    core.render()

                    expect(core.subviews.last) == core.mediaControl
                }
            }
