Add UI tests for AppLockFlowCoordinator. (#2055)

* Add UITests for the App Lock flow.

* Add Notification Signal

Fix unwanted imports in UITests.

ElementX/Sources/Application/AppCoordinatorProtocol.swift

@@ -18,5 +18,6 @@ import Foundation
 
 protocol AppCoordinatorProtocol: CoordinatorProtocol {
     var notificationManager: NotificationManagerProtocol { get }
+    var windowManager: WindowManager { get }
     @discardableResult func handleDeepLink(_ url: URL) -> Bool
 }

ElementX/Sources/Application/AppDelegate.swift

@@ -15,8 +15,7 @@
 //
 
 import Combine
-import Foundation
-import UIKit
+import SwiftUI
 
 enum AppDelegateCallback {
     case registeredNotifications(deviceToken: Data)

ElementX/Sources/Application/Application.swift

@@ -29,10 +29,9 @@ struct Application: App {
         } else if ProcessInfo.isRunningUnitTests {
             appCoordinator = UnitTestsAppCoordinator()
         } else {
-            let coordinator = AppCoordinator(appDelegate: appDelegate)
-            SceneDelegate.windowManager = coordinator.windowManager
-            appCoordinator = coordinator
+            appCoordinator = AppCoordinator(appDelegate: appDelegate)
         }
+        SceneDelegate.windowManager = appCoordinator.windowManager
     }
 
     var body: some Scene {

ElementX/Sources/Application/Windowing/SceneDelegate.swift

@@ -23,7 +23,7 @@ class SceneDelegate: NSObject, UIWindowSceneDelegate {
     weak static var windowManager: WindowManager!
     
     func scene(_ scene: UIScene, willConnectTo session: UISceneSession, options connectionOptions: UIScene.ConnectionOptions) {
-        guard let windowScene = scene as? UIWindowScene, !ProcessInfo.isRunningTests else { return }
+        guard let windowScene = scene as? UIWindowScene else { return }
         Self.windowManager.configure(with: windowScene)
     }
 }