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How to use testTraitsEmbeddedInTabNavigation method of CancellingWKWebViewNavigationDelegate class
Best Swift-snapshot-testing code snippet using CancellingWKWebViewNavigationDelegate.testTraitsEmbeddedInTabNavigation
SnapshotTestingTests.swift
Source:SnapshotTestingTests.swift 
...514 #endif515 }516 #endif517 }518 func testTraitsEmbeddedInTabNavigation() {519 #if os(iOS)520 if #available(iOS 11.0, *) {521 class MyViewController: UIViewController {522 let topLabel = UILabel()523 let leadingLabel = UILabel()524 let trailingLabel = UILabel()525 let bottomLabel = UILabel()526 override func viewDidLoad() {527 super.viewDidLoad()528 self.navigationItem.leftBarButtonItem = .init(barButtonSystemItem: .add, target: nil, action: nil)529 self.view.backgroundColor = .white530 self.topLabel.text = "What's"531 self.leadingLabel.text = "the"532 self.trailingLabel.text = "point"533 self.bottomLabel.text = "?"534 self.topLabel.translatesAutoresizingMaskIntoConstraints = false535 self.leadingLabel.translatesAutoresizingMaskIntoConstraints = false536 self.trailingLabel.translatesAutoresizingMaskIntoConstraints = false537 self.bottomLabel.translatesAutoresizingMaskIntoConstraints = false538 self.view.addSubview(self.topLabel)539 self.view.addSubview(self.leadingLabel)540 self.view.addSubview(self.trailingLabel)541 self.view.addSubview(self.bottomLabel)542 NSLayoutConstraint.activate([543 self.topLabel.topAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.topAnchor),544 self.topLabel.centerXAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.centerXAnchor),545 self.leadingLabel.leadingAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.leadingAnchor),546 self.leadingLabel.trailingAnchor.constraint(lessThanOrEqualTo: self.view.safeAreaLayoutGuide.centerXAnchor),547// self.leadingLabel.trailingAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.centerXAnchor),548 self.leadingLabel.centerYAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.centerYAnchor),549 self.trailingLabel.leadingAnchor.constraint(greaterThanOrEqualTo: self.view.safeAreaLayoutGuide.centerXAnchor),550 self.trailingLabel.trailingAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.trailingAnchor),551 self.trailingLabel.centerYAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.centerYAnchor),552 self.bottomLabel.bottomAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.bottomAnchor),553 self.bottomLabel.centerXAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.centerXAnchor),554 ])555 }556 override func traitCollectionDidChange(_ previousTraitCollection: UITraitCollection?) {557 super.traitCollectionDidChange(previousTraitCollection)558 self.topLabel.font = .preferredFont(forTextStyle: .headline, compatibleWith: self.traitCollection)559 self.leadingLabel.font = .preferredFont(forTextStyle: .body, compatibleWith: self.traitCollection)560 self.trailingLabel.font = .preferredFont(forTextStyle: .body, compatibleWith: self.traitCollection)561 self.bottomLabel.font = .preferredFont(forTextStyle: .subheadline, compatibleWith: self.traitCollection)562 self.view.setNeedsUpdateConstraints()563 self.view.updateConstraintsIfNeeded()564 }565 }566 let myViewController = MyViewController()567 let navController = UINavigationController(rootViewController: myViewController)568 let viewController = UITabBarController()569 viewController.setViewControllers([navController], animated: false)570 assertSnapshot(matching: viewController, as: .image(on: .iPhoneSe), named: "iphone-se")571 assertSnapshot(matching: viewController, as: .image(on: .iPhone8), named: "iphone-8")572 assertSnapshot(matching: viewController, as: .image(on: .iPhone8Plus), named: "iphone-8-plus")573 assertSnapshot(matching: viewController, as: .image(on: .iPhoneX), named: "iphone-x")574 assertSnapshot(matching: viewController, as: .image(on: .iPhoneXr), named: "iphone-xr")575 assertSnapshot(matching: viewController, as: .image(on: .iPhoneXsMax), named: "iphone-xs-max")576 assertSnapshot(matching: viewController, as: .image(on: .iPadMini), named: "ipad-mini")577 assertSnapshot(matching: viewController, as: .image(on: .iPad9_7), named: "ipad-9-7")578 assertSnapshot(matching: viewController, as: .image(on: .iPad10_2), named: "ipad-10-2")579 assertSnapshot(matching: viewController, as: .image(on: .iPadPro10_5), named: "ipad-pro-10-5")580 assertSnapshot(matching: viewController, as: .image(on: .iPadPro11), named: "ipad-pro-11")581 assertSnapshot(matching: viewController, as: .image(on: .iPadPro12_9), named: "ipad-pro-12-9")582 assertSnapshot(matching: viewController, as: .image(on: .iPhoneSe(.portrait)), named: "iphone-se")583 assertSnapshot(matching: viewController, as: .image(on: .iPhone8(.portrait)), named: "iphone-8")584 assertSnapshot(matching: viewController, as: .image(on: .iPhone8Plus(.portrait)), named: "iphone-8-plus")585 assertSnapshot(matching: viewController, as: .image(on: .iPhoneX(.portrait)), named: "iphone-x")586 assertSnapshot(matching: viewController, as: .image(on: .iPhoneXr(.portrait)), named: "iphone-xr")587 assertSnapshot(matching: viewController, as: .image(on: .iPhoneXsMax(.portrait)), named: "iphone-xs-max")588 assertSnapshot(matching: viewController, as: .image(on: .iPadMini(.landscape)), named: "ipad-mini")589 assertSnapshot(matching: viewController, as: .image(on: .iPad9_7(.landscape)), named: "ipad-9-7")590 assertSnapshot(matching: viewController, as: .image(on: .iPad10_2(.landscape)), named: "ipad-10-2")591 assertSnapshot(matching: viewController, as: .image(on: .iPadPro10_5(.landscape)), named: "ipad-pro-10-5")592 assertSnapshot(matching: viewController, as: .image(on: .iPadPro11(.landscape)), named: "ipad-pro-11")593 assertSnapshot(matching: viewController, as: .image(on: .iPadPro12_9(.landscape)), named: "ipad-pro-12-9")594 assertSnapshot(595 matching: viewController, as: .image(on: .iPhoneSe(.landscape)), named: "iphone-se-alternative")596 assertSnapshot(597 matching: viewController, as: .image(on: .iPhone8(.landscape)), named: "iphone-8-alternative")598 assertSnapshot(599 matching: viewController, as: .image(on: .iPhone8Plus(.landscape)), named: "iphone-8-plus-alternative")600 assertSnapshot(601 matching: viewController, as: .image(on: .iPhoneX(.landscape)), named: "iphone-x-alternative")602 assertSnapshot(603 matching: viewController, as: .image(on: .iPhoneXr(.landscape)), named: "iphone-xr-alternative")604 assertSnapshot(605 matching: viewController, as: .image(on: .iPhoneXsMax(.landscape)), named: "iphone-xs-max-alternative")606 assertSnapshot(607 matching: viewController, as: .image(on: .iPadMini(.portrait)), named: "ipad-mini-alternative")608 assertSnapshot(609 matching: viewController, as: .image(on: .iPad9_7(.portrait)), named: "ipad-9-7-alternative")610 assertSnapshot(611 matching: viewController, as: .image(on: .iPad10_2(.portrait)), named: "ipad-10-2-alternative")612 assertSnapshot(613 matching: viewController, as: .image(on: .iPadPro10_5(.portrait)), named: "ipad-pro-10-5-alternative")614 assertSnapshot(615 matching: viewController, as: .image(on: .iPadPro11(.portrait)), named: "ipad-pro-11-alternative")616 assertSnapshot(617 matching: viewController, as: .image(on: .iPadPro12_9(.portrait)), named: "ipad-pro-12-9-alternative")618 }619 #endif620 }621 func testCollectionViewsWithMultipleScreenSizes() {622 #if os(iOS)623 final class CollectionViewController: UIViewController, UICollectionViewDataSource, UICollectionViewDelegateFlowLayout {624 let flowLayout: UICollectionViewFlowLayout = {625 let layout = UICollectionViewFlowLayout()626 layout.scrollDirection = .horizontal627 layout.minimumLineSpacing = 20628 return layout629 }()630 lazy var collectionView = UICollectionView(frame: .zero, collectionViewLayout: flowLayout)631 override func viewDidLoad() {632 super.viewDidLoad()633 view.backgroundColor = .white634 view.addSubview(collectionView)635 collectionView.backgroundColor = .white636 collectionView.dataSource = self637 collectionView.delegate = self638 collectionView.register(UICollectionViewCell.self, forCellWithReuseIdentifier: "Cell")639 collectionView.translatesAutoresizingMaskIntoConstraints = false640 NSLayoutConstraint.activate([641 collectionView.leadingAnchor.constraint(equalTo: view.layoutMarginsGuide.leadingAnchor),642 collectionView.topAnchor.constraint(equalTo: view.layoutMarginsGuide.topAnchor),643 collectionView.trailingAnchor.constraint(equalTo: view.layoutMarginsGuide.trailingAnchor),644 collectionView.bottomAnchor.constraint(equalTo: view.layoutMarginsGuide.bottomAnchor)645 ])646 collectionView.reloadData()647 }648 override func viewDidLayoutSubviews() {649 super.viewDidLayoutSubviews()650 collectionView.collectionViewLayout.invalidateLayout()651 }652 override func traitCollectionDidChange(_ previousTraitCollection: UITraitCollection?) {653 super.traitCollectionDidChange(previousTraitCollection)654 collectionView.collectionViewLayout.invalidateLayout()655 }656 func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {657 let cell = collectionView.dequeueReusableCell(withReuseIdentifier: "Cell", for: indexPath)658 cell.contentView.backgroundColor = .orange659 return cell660 }661 func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {662 return 20663 }664 func collectionView(665 _ collectionView: UICollectionView,666 layout collectionViewLayout: UICollectionViewLayout,667 sizeForItemAt indexPath: IndexPath668 ) -> CGSize {669 return CGSize(670 width: min(collectionView.frame.width - 50, 300),671 height: collectionView.frame.height672 )673 }674 }675 let viewController = CollectionViewController()676 assertSnapshots(matching: viewController, as: [677 "ipad": .image(on: .iPadPro12_9),678 "iphoneSe": .image(on: .iPhoneSe),679 "iphone8": .image(on: .iPhone8),680 "iphoneMax": .image(on: .iPhoneXsMax)681 ])682 #endif683 }684 func testTraitsWithView() {685 #if os(iOS)686 if #available(iOS 11.0, *) {687 let label = UILabel()688 label.font = .preferredFont(forTextStyle: .title1)689 label.adjustsFontForContentSizeCategory = true690 label.text = "What's the point?"691 allContentSizes.forEach { name, contentSize in692 assertSnapshot(693 matching: label,694 as: .image(traits: .init(preferredContentSizeCategory: contentSize)),695 named: "label-\(name)"696 )697 }698 }699 #endif700 }701 func testTraitsWithViewController() {702 #if os(iOS)703 let label = UILabel()704 label.font = .preferredFont(forTextStyle: .title1)705 label.adjustsFontForContentSizeCategory = true706 label.text = "What's the point?"707 let viewController = UIViewController()708 viewController.view.addSubview(label)709 label.translatesAutoresizingMaskIntoConstraints = false710 NSLayoutConstraint.activate([711 label.leadingAnchor.constraint(equalTo: viewController.view.layoutMarginsGuide.leadingAnchor),712 label.topAnchor.constraint(equalTo: viewController.view.layoutMarginsGuide.topAnchor),713 label.trailingAnchor.constraint(equalTo: viewController.view.layoutMarginsGuide.trailingAnchor)714 ])715 allContentSizes.forEach { name, contentSize in716 assertSnapshot(717 matching: viewController,718 as: .recursiveDescription(on: .iPhoneSe, traits: .init(preferredContentSizeCategory: contentSize)),719 named: "label-\(name)"720 )721 }722 #endif723 }724 func testUIBezierPath() {725 #if os(iOS) || os(tvOS)726 let path = UIBezierPath.heart727 let osName: String728 #if os(iOS)729 osName = "iOS"730 #elseif os(tvOS)731 osName = "tvOS"732 #endif733 if !ProcessInfo.processInfo.environment.keys.contains("GITHUB_WORKFLOW") {734 assertSnapshot(matching: path, as: .image, named: osName)735 }736 if #available(iOS 11.0, tvOS 11.0, *) {737 assertSnapshot(matching: path, as: .elementsDescription, named: osName)738 }739 #endif740 }741 func testUIView() {742 #if os(iOS)743 let view = UIButton(type: .contactAdd)744 assertSnapshot(matching: view, as: .image)745 assertSnapshot(matching: view, as: .recursiveDescription)746 #endif747 }748 func testUIViewControllerLifeCycle() {749 #if os(iOS)750 class ViewController: UIViewController {751 let viewDidLoadExpectation: XCTestExpectation752 let viewWillAppearExpectation: XCTestExpectation753 let viewDidAppearExpectation: XCTestExpectation754 let viewWillDisappearExpectation: XCTestExpectation755 let viewDidDisappearExpectation: XCTestExpectation756 init(viewDidLoadExpectation: XCTestExpectation,757 viewWillAppearExpectation: XCTestExpectation,758 viewDidAppearExpectation: XCTestExpectation,759 viewWillDisappearExpectation: XCTestExpectation,760 viewDidDisappearExpectation: XCTestExpectation){761 self.viewDidLoadExpectation = viewDidLoadExpectation762 self.viewWillAppearExpectation = viewWillAppearExpectation763 self.viewDidAppearExpectation = viewDidAppearExpectation764 self.viewWillDisappearExpectation = viewWillDisappearExpectation765 self.viewDidDisappearExpectation = viewDidDisappearExpectation766 super.init(nibName: nil, bundle: nil)767 }768 required init?(coder: NSCoder) {769 fatalError("init(coder:) has not been implemented")770 }771 override func viewDidLoad() {772 super.viewDidLoad()773 viewDidLoadExpectation.fulfill()774 }775 override func viewWillAppear(_ animated: Bool) {776 super.viewWillAppear(animated)777 viewWillAppearExpectation.fulfill()778 }779 override func viewDidAppear(_ animated: Bool) {780 super.viewDidAppear(animated)781 viewDidAppearExpectation.fulfill()782 }783 override func viewWillDisappear(_ animated: Bool) {784 super.viewWillDisappear(animated)785 viewWillDisappearExpectation.fulfill()786 }787 override func viewDidDisappear(_ animated: Bool) {788 super.viewDidDisappear(animated)789 viewDidDisappearExpectation.fulfill()790 }791 }792 let viewDidLoadExpectation = expectation(description: "viewDidLoad")793 let viewWillAppearExpectation = expectation(description: "viewWillAppear")794 let viewDidAppearExpectation = expectation(description: "viewDidAppear")795 let viewWillDisappearExpectation = expectation(description: "viewWillDisappear")796 let viewDidDisappearExpectation = expectation(description: "viewDidDisappear")797 viewWillAppearExpectation.expectedFulfillmentCount = 4798 viewDidAppearExpectation.expectedFulfillmentCount = 4799 viewWillDisappearExpectation.expectedFulfillmentCount = 4800 viewDidDisappearExpectation.expectedFulfillmentCount = 4801 let viewController = ViewController(802 viewDidLoadExpectation: viewDidLoadExpectation,803 viewWillAppearExpectation: viewWillAppearExpectation,804 viewDidAppearExpectation: viewDidAppearExpectation,805 viewWillDisappearExpectation: viewWillDisappearExpectation,806 viewDidDisappearExpectation: viewDidDisappearExpectation807 )808 assertSnapshot(matching: viewController, as: .image)809 assertSnapshot(matching: viewController, as: .image)810 wait(for: [811 viewDidLoadExpectation,812 viewWillAppearExpectation,813 viewDidAppearExpectation,814 viewWillDisappearExpectation,815 viewDidDisappearExpectation,816 ], timeout: 1.0, enforceOrder: true)817 #endif818 }819 func testCALayer() {820 #if os(iOS)821 let layer = CALayer()822 layer.frame = CGRect(x: 0, y: 0, width: 100, height: 100)823 layer.backgroundColor = UIColor.red.cgColor824 layer.borderWidth = 4.0825 layer.borderColor = UIColor.black.cgColor826 assertSnapshot(matching: layer, as: .image)827 #endif828 }829 func testCALayerWithGradient() {830 #if os(iOS)831 let baseLayer = CALayer()832 baseLayer.frame = CGRect(x: 0, y: 0, width: 100, height: 100)833 let gradientLayer = CAGradientLayer()834 gradientLayer.colors = [UIColor.red.cgColor, UIColor.yellow.cgColor]835 gradientLayer.frame = baseLayer.frame836 baseLayer.addSublayer(gradientLayer)837 assertSnapshot(matching: baseLayer, as: .image)838 #endif839 }840 func testViewControllerHierarchy() {841 #if os(iOS)842 let page = UIPageViewController(transitionStyle: .scroll, navigationOrientation: .horizontal)843 page.setViewControllers([UIViewController()], direction: .forward, animated: false)844 let tab = UITabBarController()845 tab.viewControllers = [846 UINavigationController(rootViewController: page),847 UINavigationController(rootViewController: UIViewController()),848 UINavigationController(rootViewController: UIViewController()),849 UINavigationController(rootViewController: UIViewController()),850 UINavigationController(rootViewController: UIViewController())851 ]852 assertSnapshot(matching: tab, as: .hierarchy)853 #endif854 }855 func testURLRequest() {856 var get = URLRequest(url: URL(string: "https://www.pointfree.co/")!)857 get.addValue("pf_session={}", forHTTPHeaderField: "Cookie")858 get.addValue("text/html", forHTTPHeaderField: "Accept")859 get.addValue("application/json", forHTTPHeaderField: "Content-Type")860 assertSnapshot(matching: get, as: .raw, named: "get")861 assertSnapshot(matching: get, as: .curl, named: "get-curl")862 var getWithQuery = URLRequest(url: URL(string: "https://www.pointfree.co?key_2=value_2&key_1=value_1&key_3=value_3")!)863 getWithQuery.addValue("pf_session={}", forHTTPHeaderField: "Cookie")864 getWithQuery.addValue("text/html", forHTTPHeaderField: "Accept")865 getWithQuery.addValue("application/json", forHTTPHeaderField: "Content-Type")866 assertSnapshot(matching: getWithQuery, as: .raw, named: "get-with-query")867 assertSnapshot(matching: getWithQuery, as: .curl, named: "get-with-query-curl")868 var post = URLRequest(url: URL(string: "https://www.pointfree.co/subscribe")!)869 post.httpMethod = "POST"870 post.addValue("pf_session={\"user_id\":\"0\"}", forHTTPHeaderField: "Cookie")871 post.addValue("text/html", forHTTPHeaderField: "Accept")872 post.httpBody = Data("pricing[billing]=monthly&pricing[lane]=individual".utf8)873 assertSnapshot(matching: post, as: .raw, named: "post")874 assertSnapshot(matching: post, as: .curl, named: "post-curl")875 876 var postWithJSON = URLRequest(url: URL(string: "http://dummy.restapiexample.com/api/v1/create")!)877 postWithJSON.httpMethod = "POST"878 postWithJSON.addValue("application/json", forHTTPHeaderField: "Content-Type")879 postWithJSON.addValue("application/json", forHTTPHeaderField: "Accept")880 postWithJSON.httpBody = Data("{\"name\":\"tammy134235345235\", \"salary\":0, \"age\":\"tammy133\"}".utf8)881 assertSnapshot(matching: postWithJSON, as: .raw, named: "post-with-json")882 assertSnapshot(matching: postWithJSON, as: .curl, named: "post-with-json-curl")883 var head = URLRequest(url: URL(string: "https://www.pointfree.co/")!)884 head.httpMethod = "HEAD"885 head.addValue("pf_session={}", forHTTPHeaderField: "Cookie")886 assertSnapshot(matching: head, as: .raw, named: "head")887 assertSnapshot(matching: head, as: .curl, named: "head-curl")888 post = URLRequest(url: URL(string: "https://www.pointfree.co/subscribe")!)889 post.httpMethod = "POST"890 post.addValue("pf_session={\"user_id\":\"0\"}", forHTTPHeaderField: "Cookie")891 post.addValue("application/json", forHTTPHeaderField: "Accept")892 post.httpBody = Data("""893 {"pricing": {"lane": "individual","billing": "monthly"}}894 """.utf8)895 _assertInlineSnapshot(matching: post, as: .raw(pretty: true), with: """896 POST https://www.pointfree.co/subscribe897 Accept: application/json898 Cookie: pf_session={"user_id":"0"}899 900 {901 "pricing" : {902 "billing" : "monthly",903 "lane" : "individual"904 }905 }906 """)907 }908 func testWebView() throws {909 #if os(iOS) || os(macOS)910 let fixtureUrl = URL(fileURLWithPath: String(#file), isDirectory: false)911 .deletingLastPathComponent()912 .appendingPathComponent("__Fixtures__/pointfree.html")913 let html = try String(contentsOf: fixtureUrl)914 let webView = WKWebView()915 webView.loadHTMLString(html, baseURL: nil)916 if !ProcessInfo.processInfo.environment.keys.contains("GITHUB_WORKFLOW") {917 assertSnapshot(918 matching: webView,919 as: .image(size: .init(width: 800, height: 600)),920 named: platform921 )922 }923 #endif924 }925 func testViewWithZeroHeightOrWidth() {926 #if os(iOS) || os(tvOS)927 var rect = CGRect(x: 0, y: 0, width: 350, height: 0)928 var view = UIView(frame: rect)929 view.backgroundColor = .red930 assertSnapshot(matching: view, as: .image, named: "noHeight")931 932 rect = CGRect(x: 0, y: 0, width: 0, height: 350)933 view = UIView(frame: rect)934 view.backgroundColor = .green935 assertSnapshot(matching: view, as: .image, named: "noWidth")936 rect = CGRect(x: 0, y: 0, width: 0, height: 0)937 view = UIView(frame: rect)938 view.backgroundColor = .blue939 assertSnapshot(matching: view, as: .image, named: "noWidth.noHeight")940 #endif941 }942 func testEmbeddedWebView() throws {943 #if os(iOS)944 let label = UILabel()945 label.text = "Hello, Blob!"946 let fixtureUrl = URL(fileURLWithPath: String(#file), isDirectory: false)947 .deletingLastPathComponent()948 .appendingPathComponent("__Fixtures__/pointfree.html")949 let html = try String(contentsOf: fixtureUrl)950 let webView = WKWebView()951 webView.loadHTMLString(html, baseURL: nil)952 webView.isHidden = true953 let stackView = UIStackView(arrangedSubviews: [label, webView])954 stackView.axis = .vertical955 if !ProcessInfo.processInfo.environment.keys.contains("GITHUB_WORKFLOW") {956 assertSnapshot(957 matching: stackView,958 as: .image(size: .init(width: 800, height: 600)),959 named: platform960 )961 }962 #endif963 }964 #if os(iOS) || os(macOS)965 final class ManipulatingWKWebViewNavigationDelegate: NSObject, WKNavigationDelegate {966 func webView(_ webView: WKWebView, didFinish navigation: WKNavigation!) {967 webView.evaluateJavaScript("document.body.children[0].classList.remove(\"hero\")") // Change layout968 }969 }970 func testWebViewWithManipulatingNavigationDelegate() throws {971 let manipulatingWKWebViewNavigationDelegate = ManipulatingWKWebViewNavigationDelegate()972 let webView = WKWebView()973 webView.navigationDelegate = manipulatingWKWebViewNavigationDelegate974 let fixtureUrl = URL(fileURLWithPath: String(#file), isDirectory: false)975 .deletingLastPathComponent()976 .appendingPathComponent("__Fixtures__/pointfree.html")977 let html = try String(contentsOf: fixtureUrl)978 webView.loadHTMLString(html, baseURL: nil)979 if !ProcessInfo.processInfo.environment.keys.contains("GITHUB_WORKFLOW") {980 assertSnapshot(981 matching: webView,982 as: .image(size: .init(width: 800, height: 600)),983 named: platform984 )985 }986 _ = manipulatingWKWebViewNavigationDelegate987 }988 #if os(iOS) || os(macOS)989 func testWebViewWithRealUrl() throws {990 let manipulatingWKWebViewNavigationDelegate = ManipulatingWKWebViewNavigationDelegate()991 let webView = WKWebView()992 webView.navigationDelegate = manipulatingWKWebViewNavigationDelegate993 webView.load(URLRequest(url: URL(string: "https://www.pointfree.co")!))994 if !ProcessInfo.processInfo.environment.keys.contains("GITHUB_WORKFLOW") {995 assertSnapshot(996 matching: webView,997 as: .image(size: .init(width: 800, height: 600)),998 named: platform999 )1000 }1001 _ = manipulatingWKWebViewNavigationDelegate1002 }1003 #endif1004 final class CancellingWKWebViewNavigationDelegate: NSObject, WKNavigationDelegate {1005 func webView(1006 _ webView: WKWebView,1007 decidePolicyFor navigationAction: WKNavigationAction,1008 decisionHandler: @escaping (WKNavigationActionPolicy) -> Void1009 ) {1010 decisionHandler(.cancel)1011 }1012 }1013 func testWebViewWithCancellingNavigationDelegate() throws {1014 let cancellingWKWebViewNavigationDelegate = CancellingWKWebViewNavigationDelegate()1015 let webView = WKWebView()1016 webView.navigationDelegate = cancellingWKWebViewNavigationDelegate1017 let fixtureUrl = URL(fileURLWithPath: String(#file), isDirectory: false)1018 .deletingLastPathComponent()1019 .appendingPathComponent("__Fixtures__/pointfree.html")1020 let html = try String(contentsOf: fixtureUrl)1021 webView.loadHTMLString(html, baseURL: nil)1022 if !ProcessInfo.processInfo.environment.keys.contains("GITHUB_WORKFLOW") {1023 assertSnapshot(1024 matching: webView,1025 as: .image(size: .init(width: 800, height: 600)),1026 named: platform1027 )1028 }1029 _ = cancellingWKWebViewNavigationDelegate1030 }1031 #endif1032 @available(iOS 13.0, *)1033 func testSwiftUIView_iOS() {1034 #if os(iOS)1035 struct MyView: SwiftUI.View {1036 var body: some SwiftUI.View {1037 HStack {1038 Image(systemName: "checkmark.circle.fill")1039 Text("Checked").fixedSize()1040 }1041 .padding(5)1042 .background(RoundedRectangle(cornerRadius: 5.0).fill(Color.blue))1043 .padding(10)1044 }1045 }1046 let view = MyView().background(Color.yellow)1047 assertSnapshot(matching: view, as: .image(traits: .init(userInterfaceStyle: .light)))1048 assertSnapshot(matching: view, as: .image(layout: .sizeThatFits, traits: .init(userInterfaceStyle: .light)), named: "size-that-fits")1049 assertSnapshot(matching: view, as: .image(layout: .fixed(width: 200.0, height: 100.0), traits: .init(userInterfaceStyle: .light)), named: "fixed")1050 assertSnapshot(matching: view, as: .image(layout: .device(config: .iPhoneSe), traits: .init(userInterfaceStyle: .light)), named: "device")1051 #endif1052 }1053 @available(tvOS 13.0, *)1054 func testSwiftUIView_tvOS() {1055 #if os(tvOS)1056 struct MyView: SwiftUI.View {1057 var body: some SwiftUI.View {1058 HStack {1059 Image(systemName: "checkmark.circle.fill")1060 Text("Checked").fixedSize()1061 }1062 .padding(5)1063 .background(RoundedRectangle(cornerRadius: 5.0).fill(Color.blue))1064 .padding(10)1065 }1066 }1067 let view = MyView().background(Color.yellow)1068 assertSnapshot(matching: view, as: .image())1069 assertSnapshot(matching: view, as: .image(layout: .sizeThatFits), named: "size-that-fits")1070 assertSnapshot(matching: view, as: .image(layout: .fixed(width: 300.0, height: 100.0)), named: "fixed")1071 assertSnapshot(matching: view, as: .image(layout: .device(config: .tv)), named: "device")1072 #endif1073 }1074 @available(*, deprecated)1075 func testIsRecordingProxy() {1076 SnapshotTesting.record = true1077 XCTAssertEqual(isRecording, true)1078 SnapshotTesting.record = false1079 XCTAssertEqual(isRecording, false)1080 }1081}1082#if os(iOS)1083private let allContentSizes =1084 [1085 "extra-small": UIContentSizeCategory.extraSmall,1086 "small": .small,1087 "medium": .medium,1088 "large": .large,1089 "extra-large": .extraLarge,1090 "extra-extra-large": .extraExtraLarge,1091 "extra-extra-extra-large": .extraExtraExtraLarge,1092 "accessibility-medium": .accessibilityMedium,1093 "accessibility-large": .accessibilityLarge,1094 "accessibility-extra-large": .accessibilityExtraLarge,1095 "accessibility-extra-extra-large": .accessibilityExtraExtraLarge,1096 "accessibility-extra-extra-extra-large": .accessibilityExtraExtraExtraLarge,1097 ]1098#endif1099#if os(Linux) || os(Windows)1100extension SnapshotTestingTests {1101 static var allTests : [(String, (SnapshotTestingTests) -> () throws -> Void)] {1102 return [1103 ("testAny", testAny),1104 ("testAnySnapshotStringConvertible", testAnySnapshotStringConvertible),1105 ("testAutolayout", testAutolayout),1106 ("testDeterministicDictionaryAndSetSnapshots", testDeterministicDictionaryAndSetSnapshots),1107 ("testEncodable", testEncodable),1108 ("testMixedViews", testMixedViews),1109 ("testMultipleSnapshots", testMultipleSnapshots),1110 ("testNamedAssertion", testNamedAssertion),1111 ("testPrecision", testPrecision),1112 ("testSCNView", testSCNView),1113 ("testSKView", testSKView),1114 ("testTableViewController", testTableViewController),1115 ("testTraits", testTraits),1116 ("testTraitsEmbeddedInTabNavigation", testTraitsEmbeddedInTabNavigation),1117 ("testTraitsWithView", testTraitsWithView),1118 ("testUIView", testUIView),1119 ("testURLRequest", testURLRequest),1120 ("testWebView", testWebView),1121 ]1122 }1123}1124#endif...
testTraitsEmbeddedInTabNavigation
Using AI Code Generation
1testTraitsEmbeddedInTabNavigation()2testTraitsEmbeddedInTabNavigation()3testTraitsEmbeddedInTabNavigation()4testTraitsEmbeddedInTabNavigation()5testTraitsEmbeddedInTabNavigation()6testTraitsEmbeddedInTabNavigation()7testTraitsEmbeddedInTabNavigation()8testTraitsEmbeddedInTabNavigation()9testTraitsEmbeddedInTabNavigation()10testTraitsEmbeddedInTabNavigation()11testTraitsEmbeddedInTabNavigation()12testTraitsEmbeddedInTabNavigation()13testTraitsEmbeddedInTabNavigation()14testTraitsEmbeddedInTabNavigation()15testTraitsEmbeddedInTabNavigation()
testTraitsEmbeddedInTabNavigation
Using AI Code Generation
1import UIKit2import WebKit3class ViewController: UIViewController {4 override func viewDidLoad() {5 super.viewDidLoad()6 let webConfiguration = WKWebViewConfiguration()7 webView = WKWebView(frame: .zero, configuration: webConfiguration)8 webViewNavigationDelegate = CancellingWKWebViewNavigationDelegate(webView: webView!)9 let myRequest = URLRequest(url: myURL!)10 webView?.load(myRequest)11 }12}13import UIKit14import WebKit15class CancellingWKWebViewNavigationDelegate: NSObject, WKNavigationDelegate {16 init(webView: WKWebView) {17 }18 func testTraitsEmbeddedInTabNavigation() {19 if (traits?.userInterfaceIdiom == .phone && traits?.horizontalSizeClass == .compact) {20 webView?.stopLoading()21 }22 }23 func webView(_ webView: WKWebView, didFail navigation: WKNavigation!, withError error: Error) {24 testTraitsEmbeddedInTabNavigation()25 }26 func webView(_ webView: WKWebView, didFailProvisionalNavigation navigation: WKNavigation!, withError error: Error) {27 testTraitsEmbeddedInTabNavigation()28 }29}
testTraitsEmbeddedInTabNavigation
Using AI Code Generation
1import UIKit2import WebKit3class ViewController: UIViewController, WKNavigationDelegate {4 override func viewDidLoad() {5 super.viewDidLoad()6 navigationDelegate = CancellingWKWebViewNavigationDelegate()7 webView.load(URLRequest(url: url))8 }9}10extension ViewController: CancellingWKWebViewNavigationDelegateDelegate {11 func testTraitsEmbeddedInTabNavigation(_ navigation: WKNavigation!, withError error: Error!) {12 print("testTraitsEmbeddedInTabNavigation")13 }14}15import UIKit16import WebKit17protocol CancellingWKWebViewNavigationDelegateDelegate: class {18 func testTraitsEmbeddedInTabNavigation(_ navigation: WKNavigation!, withError error: Error!)19}20class CancellingWKWebViewNavigationDelegate: NSObject, WKNavigationDelegate {21 func webView(_ webView: WKWebView, didFail navigation: WKNavigation!, withError error: Error) {22 delegate?.testTraitsEmbeddedInTabNavigation(navigation, withError: error)23 }24}
testTraitsEmbeddedInTabNavigation
Using AI Code Generation
1let webview = WKWebView()2let delegate = CancellingWKWebViewNavigationDelegate()3let request = URLRequest(url: url)4webview.load(request)5delegate.testTraitsEmbeddedInTabNavigation(webview: webview, completion: { (result) in6 print(result)7})8import Foundation9import WebKit10class CancellingWKWebViewNavigationDelegate: NSObject, WKNavigationDelegate {11 public var tabNavigationTraitsCompletion: (([String]) -> Void)?12 public func testTraitsEmbeddedInTabNavigation(webview: WKWebView, completion: @escaping (([String]) -> Void)) {13 let request = URLRequest(url: url)14 webview.load(request)15 }16 public func webView(_ webView: WKWebView, didFinish navigation: WKNavigation!) {17 if !tabNavigationTraitsCompletionCalled {18 tabNavigationTraitsCompletion?(tabNavigationTraits)19 }20 }21}22import Foundation23import WebKit24extension WKWebView {25 public func testTraitsEmbeddedInTabNavigation(completion: @escaping (([String]) -> Void)) {26 if let delegate = navigationDelegate as? CancellingWKWebViewNavigationDelegate {27 delegate.testTraitsEmbeddedInTabNavigation(webview: self, completion: completion)28 }29 }30}31import XCTest32import WebKit33class WKWebView_TabNavigationTests: XCTestCase {34 func testTraitsEmbeddedInTabNavigation() {35 let webview = WKWebView()36 let delegate = CancellingWKWebViewNavigationDelegate()37 webview.testTraitsEmbeddedInTabNavigation { (result) in38 print(result)39 }40 }41}42I have a WKWebView embedded in a tabbed view. I have a custom WKNavigationDelegate that I use to cancel the navigation to a particular URL. I also have a method on WKWebView that calls the WKNavigationDelegate method to test the navigation delegate (this is for
testTraitsEmbeddedInTabNavigation
Using AI Code Generation
1import UIKit2import WebKit3class ViewController: UIViewController {4 let cancellingWKWebViewNavigationDelegate = CancellingWKWebViewNavigationDelegate()5 override func viewDidLoad() {6 super.viewDidLoad()7 let config = WKWebViewConfiguration()8 config.websiteDataStore = WKWebsiteDataStore.nonPersistent()9 webView = WKWebView(frame: .zero, configuration: config)10 view.addSubview(webView)11 webView.leadingAnchor.constraint(equalTo: view.leadingAnchor).isActive = true12 webView.trailingAnchor.constraint(equalTo: view.trailingAnchor).isActive = true13 webView.topAnchor.constraint(equalTo: view.topAnchor).isActive = true14 webView.bottomAnchor.constraint(equalTo: view.bottomAnchor).isActive = true15 webView.load(URLRequest(url: url))16 }17}18class CancellingWKWebViewNavigationDelegate: NSObject, WKNavigationDelegate {19 func webView(_ webView: WKWebView, decidePolicyFor navigationAction: WKNavigationAction, decisionHandler: @escaping (WKNavigationActionPolicy) -> Void) {20 testTraitsEmbeddedInTabNavigation(navigationAction: navigationAction, decisionHandler: decisionHandler)21 }22 func testTraitsEmbeddedInTabNavigation(navigationAction: WKNavigationAction, decisionHandler: @escaping (WKNavigationActionPolicy) -> Void) {23 guard let url = navigationAction.request.url else {24 decisionHandler(.allow)25 }26 if url.scheme == "https" {27 decisionHandler(.cancel)28 }29 decisionHandler(.allow)30 }31}32import UIKit33import WebKit34class ViewController: UIViewController {35 let cancellingWKWebViewNavigationDelegate = CancellingWKWebViewNavigationDelegate()36 override func viewDidLoad() {37 super.viewDidLoad()38 let config = WKWebViewConfiguration()39 config.websiteDataStore = WKWebsiteDataStore.nonPersistent()40 webView = WKWebView(frame: .zero, configuration: config)41 view.addSubview(webView)42 webView.leadingAnchor.constraint(equalTo: view.leadingAnchor).isActive = true43 webView.trailingAnchor.constraint(equalTo: view.trailingAnchor).isActive = true44 webView.topAnchor.constraint(equalTo: view.topAnchor).isActive
testTraitsEmbeddedInTabNavigation
Using AI Code Generation
1class ViewController: UIViewController {2 override func viewDidLoad() {3 super.viewDidLoad()4 }5 override func viewDidAppear(_ animated: Bool) {6 super.viewDidAppear(animated)7 let webView = WKWebView(frame: CGRect(x: 0, y: 0, width: 100, height: 100))8 let delegate = CancellingWKWebViewNavigationDelegate()9 self.view.addSubview(webView)10 webView.load(URLRequest(url: url))11 delegate.testTraitsEmbeddedInTabNavigation(webView: webView)12 }13}14class ViewController: UIViewController {15 override func viewDidLoad() {16 super.viewDidLoad()17 }18 override func viewDidAppear(_ animated: Bool) {19 super.viewDidAppear(animated)20 let webView = WKWebView(frame: CGRect(x: 0, y: 0, width: 100, height: 100))21 let delegate = CancellingWKWebViewNavigationDelegate()22 self.view.addSubview(webView)23 webView.load(URLRequest(url: url))24 delegate.testTraitsEmbeddedInTabNavigation(webView: webView)25 }26}27class ViewController: UIViewController {28 override func viewDidLoad() {29 super.viewDidLoad()30 }31 override func viewDidAppear(_ animated: Bool) {32 super.viewDidAppear(animated)33 let webView = WKWebView(frame: CGRect(x: 0, y: 0, width: 100, height: 100))34 let delegate = CancellingWKWebViewNavigationDelegate()35 self.view.addSubview(webView)36 webView.load(URLRequest(url: url))37 delegate.testTraitsEmbeddedInTabNavigation(webView: webView)
testTraitsEmbeddedInTabNavigation
Using AI Code Generation
1import UIKit2import WebKit3class ViewController: UIViewController {4 override func viewDidLoad() {5 super.viewDidLoad()6 let webConfiguration = WKWebViewConfiguration()7 webConfiguration.websiteDataStore = WKWebsiteDataStore.default()8 webView = WKWebView(frame: .zero, configuration: webConfiguration)9 webView?.navigationDelegate = CancellingWKWebViewNavigationDelegate()10 }11}12class CancellingWKWebViewNavigationDelegate: NSObject, WKNavigationDelegate {13 func webView(_ webView: WKWebView, decidePolicyFor navigationAction: WKNavigationAction, decisionHandler: @escaping (WKNavigationActionPolicy) -> Void) {14 if navigationAction.request.url?.host == "www.google.com" {15 decisionHandler(.cancel)16 } else {17 decisionHandler(.allow)18 }19 }20}21import UIKit22import WebKit23class ViewController: UIViewController {24 override func viewDidLoad() {25 super.viewDidLoad()26 let webConfiguration = WKWebViewConfiguration()27 webConfiguration.websiteDataStore = WKWebsiteDataStore.default()28 webView = WKWebView(frame: .zero, configuration: webConfiguration)29 webView?.navigationDelegate = CancellingWKWebViewNavigationDelegate()30 }31}32class CancellingWKWebViewNavigationDelegate: NSObject, WKNavigationDelegate {33 func webView(_ webView: WKWebView, decidePolicyFor navigationAction: WKNavigationAction, decisionHandler: @escaping (WKNavigationActionPolicy) -> Void) {34 if navigationAction.request.url?.host == "www.google.com" {35 decisionHandler(.cancel)36 } else {37 decisionHandler(.allow)38 }39 }40}41import UIKit
testTraitsEmbeddedInTabNavigation
Using AI Code Generation
1import UIKit2 import WebKit3 class ViewController : UIViewController {4 override func viewDidLoad () {5 super . viewDidLoad()6 navigationDelegate = CancellingWKWebViewNavigationDelegate()7 webView = WKWebView(frame: CGRect (x: 0 , y: 0 , width: 100 , height: 100 ))8 }9}10import UIKit11 import WebKit12 class CancellingWKWebViewNavigationDelegate : NSObject , WKNavigationDelegate {13 func webView (_ webView: WKWebView, decidePolicyFor navigationAction: WKNavigationAction,14 decisionHandler: @escaping (WKNavigationActionPolicy) -> Void ) {15 decisionHandler(.cancel)16 }17}
testTraitsEmbeddedInTabNavigation
Using AI Code Generation
1import XCTest2class CancellingWKWebViewNavigationDelegateUITests: XCTestCase {3 override func setUp() {4 XCUIApplication().launch()5 }6 override func tearDown() {7 }8 func testTraitsEmbeddedInTabNavigation() {9 let app = XCUIApplication()10 tabBarsQuery.buttons["Tab 1"].tap()11 tabBarsQuery.buttons["Tab 2"].tap()12 tabBarsQuery.buttons["Tab 1"].tap()13 tabBarsQuery.buttons["Tab 2"].tap()14 tabBarsQuery.buttons["Tab 1"].tap()15 tabBarsQuery.buttons["Tab 2"].tap()16 tabBarsQuery.buttons["Tab 1"].tap()17 tabBarsQuery.buttons["Tab 2"].tap()18 tabBarsQuery.buttons["Tab 1"].tap()19 tabBarsQuery.buttons["Tab 2"].tap()20 tabBarsQuery.buttons["Tab 1"].tap()21 tabBarsQuery.buttons["Tab 2"].tap()22 tabBarsQuery.buttons["Tab 1"].tap()23 tabBarsQuery.buttons["Tab 2"].tap()24 tabBarsQuery.buttons["Tab 1"].tap()25 tabBarsQuery.buttons["Tab 2"].tap()26 tabBarsQuery.buttons["Tab 1"].tap()
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Most used method in CancellingWKWebViewNavigationDelegate
- setUp
- tearDown
- testAny
- testAnyAsJson
- testAnySnapshotStringConvertible
- testAutolayout
- testDeterministicDictionaryAndSetSnapshots
- testCaseIterable
- testCGPath
- testData
- testEncodable
- testMixedViews
- testMultipleSnapshots
- testNamedAssertion
- testNSBezierPath
- testNSView
- testNSViewWithLayer
- testPrecision
- testSCNView
- testSKView
- testTableViewController
- viewDidLoad
- tableView
- testAssertMultipleSnapshot
- testTraits
- traitCollectionDidChange
- testTraitsEmbeddedInTabNavigation
- testCollectionViewsWithMultipleScreenSizes
- viewDidLayoutSubviews
- collectionView
- testTraitsWithView
- testTraitsWithViewController
- testUIBezierPath
- testUIView
- testUIViewControllerLifeCycle
- viewWillAppear
- viewDidAppear
- viewWillDisappear
- viewDidDisappear
- testCALayer
- testCALayerWithGradient
- testViewControllerHierarchy
- testURLRequest
- testWebView
- testViewWithZeroHeightOrWidth
- testEmbeddedWebView
- webView
- testWebViewWithManipulatingNavigationDelegate
- testWebViewWithRealUrl
- testWebViewWithCancellingNavigationDelegate
- testSwiftUIView_iOS
- testSwiftUIView_tvOS
- testIsRecordingProxy
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