class ViewControllerSpec: QuickSpec {
    override func spec() {
        setupFailHandler { message in
            if let message = message {
                fail(message)
            } else {
                fail()
            }
        }

        var viewController: UIViewController!

        var hasBarButtonItemOutlet: BarButtonItemOutletAssertion!
        var hasSegmentedControlOutlet: SegmentedControlOutletAssertion!
        var receivesAction: ActionAssertion!

        describe("view controller") {
            beforeEach {
                viewController = UIStoryboard(name: "Main", bundle: nil).instantiateViewControllerWithIdentifier("ViewController")
                viewController.loadView()
                expect(viewController.view).toNot(beNil())

                setupActionValidator { target, action, expectedAction in
                    expect(target) === viewController
                    expect(action).toNot(beNil())
                    if let action = action {
                        expect(action) == expectedAction
                    }
                }

                // Capture the new viewController instance for each test
                hasBarButtonItemOutlet = outlet(viewController)
                hasSegmentedControlOutlet = outlet(viewController)
                receivesAction = action(viewController)
            }

            // MARK: - Outlets
            it("has a leftButton outlet") {
                hasBarButtonItemOutlet("leftButton")
            }
            it("has a rightButton outlet") {
                hasBarButtonItemOutlet("rightButton")
            }
            it("has a segmentedControl outlet") {
                hasSegmentedControlOutlet("segmentedControl")
            }

            // MARK: - Actions
            it("receives a didTapLeftButton: action from leftButton") {
                receivesAction("didTapLeftButton:", from: "leftButton")
            }
            it("receives a didTapRightButton: action from rightButton") {
                receivesAction("didTapRightButton:", from: "rightButton")
            }
            it("receives a segmentedControlValueDidChange: action from segmentedControl") {
                receivesAction("segmentedControlValueDidChange:", from: "segmentedControl")
            }
        }
    }
}