olbrichj

let localEmail = allowedLocalCharacters
  .proliferateNonEmpty // Make a non-empty array of characters
  .suchThat { $0[$0.index(before: $0.endIndex)] != "." } 
  .map { String($0) } // Then make a string.

olbrichj

let hostname = Gen<Character>.one(of: [
	lowerCaseLetters,
	numeric,
	Gen.pure("-"), // Only generate this character
]).proliferateNonEmpty.map { String($0) }

olbrichj

let tld : Gen<Character> = Gen<Character>.fromElements(of: ["com", "de", "net", "org", "io"])

olbrichj

extension Email: Arbitray {
  public static var arbitrary: Gen<Email> {
    return Gen.compose { comp in
      return Email(comp.generate(localEmail), comp.generate(hostname), comp.generate(tld))
    }
  }
}

olbrichj

// our algorithm has this signature
func isCorrectEmail(email Email) -> Bool

property("emails should always be correct") <- forAll { (email: Email) in
  return isCorrectEmail(email)
}

olbrichj

func getRandomCoordinate() -> XCUICoordinate {
  let x = CGFloat(Float(arc4random()) / Float(UINT32_MAX))
  let y = CGFloat(Float(arc4random()) / Float(UINT32_MAX))
        
  let vector = CGVector(dx: x, dy: y)
  let coordinate = getCoordinateForVector(vector: vector)
        
  return coordinate
}

olbrichj

func testMonkey() {
    let application = XCUIApplication(bundleIdentifier: "de.olbrich.jan.SnapshotTesting")
    _ = application.descendants(matching: .any).element(boundBy: 0).frame
    let monkey = Monkey(frame: application.frame)
    monkey.addDefaultUIAutomationActions()
    monkey.addXCTestTapAlertAction(interval: 100, application: application)

    monkey.monkeyAround()
}

olbrichj

var paws: MonkeyPaws?

func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
    if CommandLine.arguments.contains("--MonkeyPaws") {
        paws = MonkeyPaws(view: window!)
    }
    return true
}

olbrichj

func method1() {
  statement1()
  statement2()
  statement3()
  statement4()
}

olbrichj

func method2() {
  statement1 {
    callback1()
  }
  statement2
}