41 lines
1.3 KiB
Swift

import UIKit
/// A `UIDevice` subclass allowing mocking in tests.
final class MockUIDevice: UIDevice {
private var _orientation: UIDeviceOrientation
override var orientation: UIDeviceOrientation {
return _orientation
}
var beginGeneratingDeviceOrientationCount: Int = 0
override func beginGeneratingDeviceOrientationNotifications() {
super.beginGeneratingDeviceOrientationNotifications()
beginGeneratingDeviceOrientationCount += 1
}
var endGeneratingDeviceOrientationCount: Int = 0
override func endGeneratingDeviceOrientationNotifications() {
super.endGeneratingDeviceOrientationNotifications()
endGeneratingDeviceOrientationCount += 1
}
init(orientation: UIDeviceOrientation) {
_orientation = orientation
}
/// Simulates changing the device orientation. Updates the `orientation` variable and
/// posts the `UIDevice.orientationDidChangeNotification` notification.
///
/// - Parameter orientation: The new orientation value.
///
func simulateUpdate(orientation: UIDeviceOrientation) {
_orientation = orientation
NotificationCenter.default.post(
name: UIDevice.orientationDidChangeNotification,
object: self
)
}
}