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How to use viewDidDisappear method of ViewController class

Best Swift-snapshot-testing code snippet using ViewController.viewDidDisappear

UIViewController+AddBehaviors.swift

Source:UIViewController+AddBehaviors.swift

...13    func viewDidLoad(viewController: UIViewController)14    func viewWillAppear(viewController: UIViewController)15    func viewDidAppear(viewController: UIViewController)16    func viewWillDisappear(viewController: UIViewController)17    func viewDidDisappear(viewController: UIViewController)18    func viewWillLayoutSubviews(viewController: UIViewController)19    func viewDidLayoutSubviews(viewController: UIViewController)20}21// Default implementations22extension ViewControllerLifecycleBehavior {23    func viewDidLoad(viewController: UIViewController) {}24    func viewWillAppear(viewController: UIViewController) {}25    func viewDidAppear(viewController: UIViewController) {}26    func viewWillDisappear(viewController: UIViewController) {}27    func viewDidDisappear(viewController: UIViewController) {}28    func viewWillLayoutSubviews(viewController: UIViewController) {}29    func viewDidLayoutSubviews(viewController: UIViewController) {}30}31extension UIViewController {32    /*33     Add behaviors to be hooked into this view controllerâs lifecycle.34     This method requires the view controllerâs view to be loaded, so itâs best to call35     in `viewDidLoad` to avoid it being loaded prematurely.36     - parameter behaviors: Behaviors to be added.37     */38    func addBehaviors(_ behaviors: [ViewControllerLifecycleBehavior]) {39        let behaviorViewController = LifecycleBehaviorViewController(behaviors: behaviors)40        addChild(behaviorViewController)41        view.addSubview(behaviorViewController.view)42        behaviorViewController.didMove(toParent: self)43    }44    private final class LifecycleBehaviorViewController: UIViewController, UIGestureRecognizerDelegate {45        private let behaviors: [ViewControllerLifecycleBehavior]46        // MARK: - Lifecycle47        init(behaviors: [ViewControllerLifecycleBehavior]) {48            self.behaviors = behaviors49            super.init(nibName: nil, bundle: nil)50        }51        required init?(coder aDecoder: NSCoder) {52            fatalError("init(coder:) has not been implemented")53        }54        override func viewDidLoad() {55            super.viewDidLoad()56            view.isHidden = true57            applyBehaviors { behavior, viewController in58                behavior.viewDidLoad(viewController: viewController)59            }60        }61        override func viewWillAppear(_ animated: Bool) {62            super.viewWillAppear(animated)63            applyBehaviors { behavior, viewController in64                behavior.viewWillAppear(viewController: viewController)65            }66        }67        override func viewDidAppear(_ animated: Bool) {68            super.viewDidAppear(animated)69            applyBehaviors { behavior, viewController in70                behavior.viewDidAppear(viewController: viewController)71            }72        }73        override func viewWillDisappear(_ animated: Bool) {74            super.viewWillDisappear(animated)75            applyBehaviors { behavior, viewController in76                behavior.viewWillDisappear(viewController: viewController)77            }78        }79        override func viewDidDisappear(_ animated: Bool) {80            super.viewDidDisappear(animated)81            applyBehaviors { behavior, viewController in82                behavior.viewDidDisappear(viewController: viewController)83            }84        }85        override func viewWillLayoutSubviews() {86            super.viewWillLayoutSubviews()87            applyBehaviors { behavior, viewController in88                behavior.viewWillLayoutSubviews(viewController: viewController)89            }90        }91        override func viewDidLayoutSubviews() {92            super.viewDidLayoutSubviews()93            applyBehaviors { behavior, viewController in94                behavior.viewDidLayoutSubviews(viewController: viewController)95            }96        }...

PresenterInterface.swift

Source:PresenterInterface.swift

...9    func viewDidLoad()10    func viewWillAppear(animated: Bool)11    func viewDidAppear(animated: Bool)12    func viewWillDisappear(animated: Bool)13    func viewDidDisappear(animated: Bool)14}15// MARK: - Presenter Interface Helpers16/// PresenterInterface extra capabilities (for checking wether it's properly called on ViewController)17extension PresenterInterface {18    /// Throw an error if presenter called viewDidLoad but hasn't been called inside ViewController19    func viewDidLoad() {20        fatalError("viewDidLoad hasn't been called inside ViewController")21    }22    /// Throw an error if presenter called viewWillAppear but hasn't been called inside ViewController23    func viewWillAppear(animated: Bool) {24        fatalError("viewWillAppear hasn't been called inside ViewController")25    }26    /// Throw an error if presenter called viewDidAppear but hasn't been called inside ViewController27    func viewDidAppear(animated: Bool) {28        fatalError("viewDidAppear hasn't been called inside ViewController")29    }30    /// Throw an error if presenter called viewWillDisappear but hasn't been called inside ViewController31    func viewWillDisappear(animated: Bool) {32        fatalError("viewWillDisappear hasn't been called inside ViewController")33    }34    /// Throw an error if presenter called viewDidDisappear but hasn't been called inside ViewController35    func viewDidDisappear(animated: Bool) {36        fatalError("viewDidDisappear hasn't been called inside ViewController")37    }38}...

viewDidDisappear

Using AI Code Generation

1import UIKit2class ViewController: UIViewController {3    override func viewDidLoad() {4        super.viewDidLoad()5    }6    override func viewDidDisappear(_ animated: Bool) {7        print("view did disappear")8    }9}10import UIKit11class ViewController2: UIViewController {12    override func viewDidLoad() {13        super.viewDidLoad()14    }15    override func viewDidDisappear(_ animated: Bool) {16        print("view did disappear")17    }18}19import UIKit20class ViewController3: UIViewController {21    override func viewDidLoad() {22        super.viewDidLoad()23    }24    override func viewDidDisappear(_ animated: Bool) {25        print("view did disappear")26    }27}28import UIKit29class ViewController4: UIViewController {30    override func viewDidLoad() {31        super.viewDidLoad()32    }33    override func viewDidDisappear(_ animated: Bool) {34        print("view did disappear")35    }36}37import UIKit38class ViewController5: UIViewController {39    override func viewDidLoad() {40        super.viewDidLoad()41    }42    override func viewDidDisappear(_ animated: Bool) {43        print("view did disappear")44    }45}46import UIKit47class ViewController6: UIViewController {48    override func viewDidLoad() {49        super.viewDidLoad()50    }51    override func viewDidDisappear(_ animated: Bool) {52        print("view did disappear")53    }54}55import UIKit56class ViewController7: UIViewController {57    override func viewDidLoad() {58        super.viewDidLoad()59    }60    override func viewDidDisappear(_ animated: Bool) {61        print("view did disappear")62    }63}

viewDidDisappear

Using AI Code Generation

1import UIKit2class ViewController: UIViewController {3    override func viewDidLoad() {4        super.viewDidLoad()5    }6    override func viewDidDisappear(_ animated: Bool) {7        super.viewDidDisappear(animated)8        print("viewDidDisappear")9    }10}11import UIKit12class ViewController2: UIViewController {13    override func viewDidLoad() {14        super.viewDidLoad()15    }16    override func viewDidDisappear(_ animated: Bool) {17        super.viewDidDisappear(animated)18        print("viewDidDisappear")19    }20}21import UIKit22class ViewController3: UIViewController {23    override func viewDidLoad() {24        super.viewDidLoad()25    }26    override func viewDidDisappear(_ animated: Bool) {27        super.viewDidDisappear(animated)28        print("viewDidDisappear")29    }30}31import UIKit32class ViewController4: UIViewController {33    override func viewDidLoad() {34        super.viewDidLoad()35    }36    override func viewDidDisappear(_ animated: Bool) {37        super.viewDidDisappear(animated)38        print("viewDidDisappear")39    }40}41import UIKit42class ViewController5: UIViewController {43    override func viewDidLoad() {44        super.viewDidLoad()45    }46    override func viewDidDisappear(_ animated: Bool) {47        super.viewDidDisappear(animated)48        print("viewDidDisappear")49    }50}51import UIKit52class ViewController6: UIViewController {53    override func viewDidLoad() {54        super.viewDidLoad()55    }56    override func viewDidDisappear(_ animated: Bool) {57        super.viewDidDisappear(animated)58        print("viewDidDisappear")59    }60}61import UIKit62class ViewController7: UIViewController {

viewDidDisappear

Using AI Code Generation

1import UIKit2class ViewController: UIViewController {3    override func viewDidLoad() {4        super.viewDidLoad()5    }6    override func viewDidDisappear(_ animated: Bool) {7        super.viewDidDisappear(animated)8        print("viewDidDisappear")9    }10}11import UIKit12class ViewController: UIViewController {13    override func viewDidLoad() {14        super.viewDidLoad()15    }16    override func viewDidAppear(_ animated: Bool) {17        super.viewDidAppear(animated)18        print("viewDidAppear")19    }20}21import UIKit22class ViewController: UIViewController {23    override func viewDidLoad() {24        super.viewDidLoad()25    }26    override func viewWillAppear(_ animated: Bool) {27        super.viewWillAppear(animated)28        print("viewWillAppear")29    }30}31import UIKit32class ViewController: UIViewController {33    override func viewDidLoad() {34        super.viewDidLoad()35    }36    override func viewWillDisappear(_ animated: Bool) {37        super.viewWillDisappear(animated)38        print("viewWillDisappear")39    }40}41import UIKit42class ViewController: UIViewController {43    override func viewDidLoad() {44        super.viewDidLoad()45    }46    override func viewWillLayoutSubviews() {47        super.viewWillLayoutSubviews()48        print("viewWillLayoutSubviews")49    }50}51import UIKit52class ViewController: UIViewController {53    override func viewDidLoad() {54        super.viewDidLoad()55    }56    override func viewDidLayoutSubviews() {57        super.viewDidLayoutSubviews()58        print("viewDidLayoutSubviews")59    }60}61import UIKit62class ViewController: UIViewController {63    override func viewDidLoad() {64        super.viewDidLoad()65    }66    override func viewWillTransition(to size:

viewDidDisappear

Using AI Code Generation

1class ViewController: UIViewController {2    override func viewDidLoad() {3        super.viewDidLoad()4    }5    override func viewDidDisappear(_ animated: Bool) {6        super.viewDidDisappear(animated)7        print("viewDidDisappear")8    }9}10class ViewController: UIViewController {11    override func viewDidLoad() {12        super.viewDidLoad()13    }14    override func viewDidDisappear(_ animated: Bool) {15        super.viewDidDisappear(animated)16        print("viewDidDisappear")17    }18}19class ViewController: UIViewController {20    override func viewDidLoad() {21        super.viewDidLoad()22    }23    override func viewDidDisappear(_ animated: Bool) {24        super.viewDidDisappear(animated)25        print("viewDidDisappear")26    }27}28class ViewController: UIViewController {29    override func viewDidLoad() {30        super.viewDidLoad()31    }32    override func viewDidDisappear(_ animated: Bool) {33        super.viewDidDisappear(animated)34        print("viewDidDisappear")35    }36}37class ViewController: UIViewController {38    override func viewDidLoad() {39        super.viewDidLoad()40    }41    override func viewDidDisappear(_ animated: Bool) {42        super.viewDidDisappear(animated)43        print("viewDidDisappear")44    }45}46class ViewController: UIViewController {47    override func viewDidLoad() {48        super.viewDidLoad()49    }50    override func viewDidDisappear(_ animated: Bool) {51        super.viewDidDisappear(animated)52        print("viewDidDisappear")53    }54}55class ViewController: UIViewController {56    override func viewDidLoad() {57        super.viewDidLoad()58    }59    override func viewDidDisappear(_ animated: Bool) {

viewDidDisappear

Using AI Code Generation

1import UIKit2class ViewController: UIViewController {3    override func viewDidLoad() {4        super.viewDidLoad()5    }6    override func viewDidAppear(_ animated: Bool) {7        super.viewDidAppear(true)8        print("viewDidAppear")9    }10    override func viewDidDisappear(_ animated: Bool) {11        super.viewDidDisappear(true)12        print("viewDidDisappear")13    }14    override func viewWillDisappear(_ animated: Bool) {15        super.viewWillDisappear(true)16        print("viewWillDisappear")17    }18}19import UIKit20class SecondViewController: UIViewController {21    override func viewDidLoad() {22        super.viewDidLoad()23    }24    override func viewDidAppear(_ animated: Bool) {25        super.viewDidAppear(true)26        print("viewDidAppear")27    }28    override func viewDidDisappear(_ animated: Bool) {29        super.viewDidDisappear(true)30        print("viewDidDisappear")31    }32    override func viewWillDisappear(_ animated: Bool) {33        super.viewWillDisappear(true)34        print("viewWillDisappear")35    }36}37import UIKit38class ThirdViewController: UIViewController {39    override func viewDidLoad() {40        super.viewDidLoad()41    }42    override func viewDidAppear(_ animated: Bool) {43        super.viewDidAppear(true)44        print("viewDidAppear")45    }46    override func viewDidDisappear(_ animated: Bool) {47        super.viewDidDisappear(true)48        print("viewDidDisappear")49    }50    override func viewWillDisappear(_ animated: Bool) {51        super.viewWillDisappear(true)52        print("viewWillDisappear")53    }54}55import UIKit56class FourthViewController: UIViewController {57    override func viewDidLoad() {58        super.viewDidLoad()59    }60    override func viewDidAppear(_ animated: Bool) {61        super.viewDidAppear(true)62        print("viewDidAppear")63    }64    override func viewDidDisappear(_ animated: Bool) {65        super.viewDidDisappear(true)66        print("viewDidDisappear")67    }68    override func viewWillDisappear(_ animated: Bool)

viewDidDisappear

Using AI Code Generation

1class ViewController: UIViewController {2    override func viewDidLoad() {3        super.viewDidLoad()4    }5    override func viewDidDisappear(_ animated: Bool) {6        print("viewDidDisappear method called")7    }8}9import UIKit10class ViewController: UIViewController {11    override func viewDidLoad() {12        super.viewDidLoad()13    }14    override func viewDidAppear(_ animated: Bool) {15        self.dismiss(animated: true, completion: nil)16    }17}18class SecondViewController: UIViewController {19    override func viewDidLoad() {20        super.viewDidLoad()21    }22    override func viewDidDisappear(_ animated: Bool) {23        print("viewDidDisappear method called")24    }25}26import UIKit27class SecondViewController: UIViewController {28    override func viewDidLoad() {29        super.viewDidLoad()30    }31    override func viewDidAppear(_ animated: Bool) {32        self.dismiss(animated: true, completion: nil)33    }34}

viewDidDisappear

Using AI Code Generation

1import UIKit2class ViewController: UIViewController {3    override func viewDidLoad() {4        super.viewDidLoad()5    }6    override func viewDidDisappear(_ animated: Bool) {7        super.viewDidDisappear(true)8        print("viewDidDisappear")9    }10}11import UIKit12class ViewController: UIViewController {13    override func viewDidLoad() {14        super.viewDidLoad()15        print("viewDidLoad")16    }17    override func viewDidAppear(_ animated: Bool) {18        super.viewDidAppear(true)19        print("viewDidAppear")20    }21}22import UIKit23class ViewController: UIViewController {24    override func viewDidLoad() {25        super.viewDidLoad()26        print("viewDidLoad")27    }28    override func viewWillAppear(_ animated: Bool) {29        super.viewWillAppear(true)30        print("viewWillAppear")31    }32}33import UIKit34class ViewController: UIViewController {35    override func viewDidLoad() {36        super.viewDidLoad()37        print("viewDidLoad")38    }39    override func viewWillDisappear(_ animated: Bool) {40        super.viewWillDisappear(true)41        print("viewWillDisappear")42    }43}44import UIKit45class ViewController: UIViewController {46    override func viewDidLoad() {47        super.viewDidLoad()48        print("viewDidLoad")49    }50    override func viewWillLayoutSubviews() {51        super.viewWillLayoutSubviews()52        print("viewWillLayoutSubviews")53    }54}55import UIKit56class ViewController: UIViewController {57    override func viewDidLoad() {58        super.viewDidLoad()59        print("viewDidLoad")60    }61    override func viewDidLayoutSubviews() {62        super.viewDidLayoutSubviews()63        print("viewDidLayoutSubviews")64    }65}66import UIKit67class ViewController: UIViewController {68    override func viewDidLoad() {69        super.viewDidLoad()70        print("viewDidLoad")71    }72    override func didReceiveMemoryWarning() {73        super.didReceiveMemoryWarning()74        print("didReceiveMemoryWarning")75    }76}77import UIKit78class ViewController: UIViewController {79    override func viewDidLoad() {

viewDidDisappear

Using AI Code Generation

1override func viewDidDisappear(animated: Bool) {2    super.viewDidDisappear(animated)3    print("View Did Disappear")4}5override func viewWillAppear(animated: Bool) {6    super.viewWillAppear(animated)7    print("View Will Appear")8}9override func viewDidAppear(animated: Bool) {10    super.viewDidAppear(animated)11    print("View Did Appear")12}13override func viewWillDisappear(animated: Bool) {14    super.viewWillDisappear(animated)15    print("View Will Disappear")16}17override func viewDidLoad() {18    super.viewDidLoad()19    print("View Did Load")20}21override func didReceiveMemoryWarning() {22    super.didReceiveMemoryWarning()23}24override func loadView() {25    super.loadView()26    print("Load View")27}28override func viewWillLayoutSubviews() {29    super.viewWillLayoutSubviews()30    print("View Will Layout Subviews")31}32override func viewDidLayoutSubviews() {33    super.viewDidLayoutSubviews()34    print("View Did Layout Subviews")35}36override func viewWillTransitionToSize(size: CGSize, withTransitionCoordinator coordinator: UIViewControllerTransitionCoordinator) {37    super.viewWillTransitionToSize(size, withTransitionCoordinator: coordinator)38    print("View Will Transition To Size")39}40override func shouldAutorotate() -> Bool {41}42override func supportedInterfaceOrientations() -> UIInterfaceOrientationMask {43}

viewDidDisappear

Using AI Code Generation

1override func viewDidDisappear(_ animated: Bool) {2    super.viewDidDisappear(animated)3    print("viewDidDisappear method is called")4}5override func viewDidDisappear(_ animated: Bool) {6    super.viewDidDisappear(animated)7    print("viewDidDisappear method is called")8}9override func viewDidDisappear(_ animated: Bool) {10    super.viewDidDisappear(animated)11    print("viewDidDisappear method is called")12}13override func viewDidDisappear(_ animated: Bool) {14    super.viewDidDisappear(animated)15    print("viewDidDisappear method is called")16}17override func viewDidDisappear(_ animated: Bool) {18    super.viewDidDisappear(animated)19    print("viewDidDisappear method is called")20}21override func viewDidDisappear(_ animated: Bool) {22    super.viewDidDisappear(animated)23    print("viewDidDisappear method is called")24}25override func viewDidDisappear(_ animated: Bool) {26    super.viewDidDisappear(animated)27    print("viewDidDisappear method is called")28}29override func viewDidDisappear(_ animated: Bool) {30    super.viewDidDisappear(animated)31    print("viewDidDisappear method is called")32}33override func viewDidDisappear(_ animated: Bool) {34    super.viewDidDisappear(animated)35    print("viewDidDisappear method is called")36}37override func viewDidDisappear(_ animated: Bool) {38    super.viewDidDisappear(animated)39    print("viewDidDisappear method is called")40}41override func viewDidDisappear(_ animated: Bool) {42    super.viewDidDisappear(animated)

viewDidDisappear

Using AI Code Generation

1override func viewDidDisappear(animated: Bool) {2    super.viewDidDisappear(animated)3    print("viewDidDisappear")4}5override func viewDidDisappear(animated: Bool) {6    super.viewDidDisappear(animated)7    print("viewDidDisappear")8}9override func viewDidDisappear(animated: Bool) {10    super.viewDidDisappear(animated)11    print("viewDidDisappear")12}13override func viewDidDisappear(animated: Bool) {14    super.viewDidDisappear(animated)15    print("viewDidDisappear")16}17override func viewDidDisappear(animated: Bool) {18    super.viewDidDisappear(animated)19    print("viewDidDisappear")20}21override func viewDidDisappear(animated: Bool) {22    super.viewDidDisappear(animated)23    print("viewDidDisappear")24}25override func viewDidDisappear(animated: Bool) {26    super.viewDidDisappear(animated)27    print("viewDidDisappear")28}29override func viewDidDisappear(animated: Bool) {30    super.viewDidDisappear(animated)31    print("viewDidDisappear")32}33override func viewDidDisappear(animated: Bool) {34    super.viewDidDisappear(animated)35    print("viewDidDisappear")36}

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