Add WireGuard tests for iOS app

Author: niklasberglund

ios/MullvadVPNUITests/Networking/Networking.swift

@@ -63,6 +63,18 @@ class Networking {
         throw NetworkingError.internalError(reason: "Failed to determine device's IP address")
     }
 
+    /// Get configured ad serving domain as URL object
+    private static func getAdServingDomainURL() -> URL? {
+        guard let adServingDomain = Bundle(for: BaseUITestCase.self)
+            .infoDictionary?["AdServingDomain"] as? String,
+            let adServingDomainURL = URL(string: adServingDomain) else {
+            XCTFail("Ad serving domain not configured")
+            return nil
+        }
+
+        return adServingDomainURL
+    }
+
     /// Get configured ad serving domain
     private static func getAdServingDomain() throws -> String {
         guard let adServingDomain = Bundle(for: Networking.self)

ios/MullvadVPNUITests/Test base classes/BaseUITestCase.swift

@@ -129,6 +129,7 @@ class BaseUITestCase: XCTestCase {
 
     func logoutIfLoggedIn() {
         if isLoggedIn() {
+            // First dismiss settings modal if presented
             if isPresentingSettings() {
                 SettingsPage(app)
                     .swipeDownToDismissModal()