lawreyios

extension Binding {
    func onChange(_ handler: @escaping (Value) -> Void) -> Binding<Value> {
        return Binding(
            get: { self.wrappedValue },
            set: { selection in
                self.wrappedValue = selection
                handler(selection)
        })
    }
}

lawreyios

class ContentViewModel: ObservableObject {
    
    @Published var selectedSegment = Gender.male.rawValue {
        didSet {
            characters = selectedSegment == Gender.male.rawValue ? males : females
        }
    }
    
    @Published var characters = males
    

lawreyios

enum Gender: Int {
    case male
    case female
}

struct Character: Identifiable {
    var id: Int
    var name: String
}

lawreyios

import Combine
import Alamofire

class LoginHandler: APIHandler {
    
    @Published var woofResponse: WoofResponse?
    @Published var isLoading = false
            
    func getRandomDog() {
        isLoading = true

lawreyios

    private var isLoadingPublisher: AnyPublisher<Bool, Never> {
        loginHandler.$isLoading
            .receive(on: RunLoop.main)
            .map { $0 }
            .eraseToAnyPublisher()
    }
    
    private var isAuthenticatedPublisher: AnyPublisher<String, Never> {
        loginHandler.$woofResponse
            .receive(on: RunLoop.main)

lawreyios

    var body: some View {
        NavigationView {
            LoadingView(isShowing: .constant(viewModel.isLoading)) {
                VStack(alignment: .leading) {
                    self.titleView
                    self.placeHolderTextView
                    self.passwordTextView
                    self.loginButton
                    Spacer()
                    Spacer()

lawreyios

override func viewDidLoad() {
    super.viewDidLoad()

    people.bind(to: tableView.rx.items(cellIdentifier: "PersonCell")) { row, model, cell in
        cell.textLabel?.text = "\(model.name) from \(model.title)"
    }.disposed(by: disposeBag)
}

lawreyios

    fileprivate let people: BehaviorRelay<[Person]> = BehaviorRelay(value: [
        Person(name: "Spiderman", title: "Marvel"),
        Person(name: "Batman", title: "DC"),
        Person(name: "Mickey", title: "Disnet")
    ])
    
    let disposeBag = DisposeBag()

lawreyios

import 'package:flutter_test/flutter_test.dart';
import 'package:tryunittesting/TextValidator.dart';

void main() {
  group('Given user is at Login Page', () {
    test(
        'and user keys in username, username should be at least 8 characters long',
        () {
      expect(TextValidator().validateUsername('test'), false);
      expect(TextValidator().validateUsername('testtest'), true);

lawreyios

class TextValidator {
  bool validateUsername(String username) {
    return false;
  }

  bool validatePassword(String password) {
    return false;
  }
}