Tusker/TuskerUITests/TuskerUITests.swift

//
//  TuskerUITests.swift
//  TuskerUITests
//
//  Created by Shadowfacts on 8/15/18.
//  Copyright © 2018 Shadowfacts. All rights reserved.
//

import XCTest
import Embassy
import Ambassador

class TuskerUITests: XCTestCase {
    
    var eventLoop: EventLoop!
    var router: Router!
    var server: HTTPServer!
    var eventLoopThreadCondition: NSCondition!
    var eventLoopThread: Thread!
    
    var app: XCUIApplication!

    private func setupWebServer() {
        eventLoop = try! SelectorEventLoop(selector: try! KqueueSelector())
        router = Router()
        server = DefaultHTTPServer(eventLoop: eventLoop, port: 8080, app: router.app)
        router["/hello"] = JSONResponse(handler: { (_) in
            return ["Hello", "World"]
        })
        try! server.start()

        eventLoopThreadCondition = NSCondition()
        eventLoopThread = Thread(block: {
            self.eventLoop.runForever()
            self.eventLoopThreadCondition.lock()
            self.eventLoopThreadCondition.signal()
            self.eventLoopThreadCondition.unlock()
        })
        eventLoopThread.start()
    }
    
    override func setUp() {
        setupWebServer()
        
        continueAfterFailure = false
        app = XCUIApplication()
        app.launchEnvironment["UI_TESTING"] = "true"
        app.launch()
    }

    override func tearDown() {
        server.stopAndWait()
        eventLoopThreadCondition.lock()
        eventLoop.stop()
        while eventLoop.running {
            if !eventLoopThreadCondition.wait(until: Date(timeIntervalSinceNow: 10)) {
                fatalError("Join eventLoopThread timeout")
            }
        }
    }

}