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//
// ProxyConfigurationTester.swift
// MullvadVPN
//
// Created by pronebird on 28/11/2023.
// Copyright © 2023 Mullvad VPN AB. All rights reserved.
//
import Combine
import Foundation
/// A concrete implementation of an access method proxy configuration.
class ProxyConfigurationTester: ProxyConfigurationTesterProtocol {
private var cancellable: Cancellable?
static let shared = ProxyConfigurationTester()
init() {}
func start(configuration: PersistentProxyConfiguration, completion: @escaping (Error?) -> Void) {
let workItem = DispatchWorkItem {
let randomResult = (0 ... 255).randomElement()?.isMultiple(of: 2) ?? true
completion(randomResult ? nil : URLError(.timedOut))
}
DispatchQueue.main.asyncAfter(deadline: .now() + .seconds(2), execute: workItem)
cancellable = AnyCancellable {
workItem.cancel()
}
}
func cancel() {
cancellable = nil
}
}
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