NativeScript/tests/app/application/application-tests.ios.ts

/* tslint:disable:no-unused-variable */
import * as app from "@nativescript/core/application";
import { ios } from "@nativescript/core/utils/utils";
import * as TKUnit from "../tk-unit";

export * from "./application-tests-common";

// >> application-ios-observer
//// Add the notification observer
if (app.ios) {
    var observer = app.ios.addNotificationObserver(UIDeviceBatteryLevelDidChangeNotification,
        function onReceiveCallback(notification: NSNotification) {
            var percent = UIDevice.currentDevice.batteryLevel * 100;
            var message = "Battery: " + percent + "%";
            ////console.log(message);
        });
}
//// When no longer needed, remove the notification observer
if (app.ios) {
    app.ios.removeNotificationObserver(observer, UIDeviceBatteryLevelDidChangeNotification);
}
// << application-ios-observer

// >> application-ios-delegate
//// Add custom application delegate
if (app.ios) {
    class MyDelegate extends UIResponder implements UIApplicationDelegate {
        public static ObjCProtocols = [UIApplicationDelegate];

        applicationDidFinishLaunchingWithOptions(application: UIApplication, launchOptions: NSDictionary<any, any>): boolean {
            return true;
        }

        applicationDidBecomeActive(application: UIApplication): void {
            // Get reference to the application window.
            //console.log("keyWindow: " + application.keyWindow);
        }
    }

    app.ios.delegate = MyDelegate;
}

// << application-ios-delegate

export function testIOSApplicationInitialized() {
    TKUnit.assert(app.ios, "iOS application not initialized.");
    TKUnit.assert(app.ios.delegate, "iOS delegate not initialized.");
    TKUnit.assert(app.ios.nativeApp, "iOS nativeApp not initialized.");
    TKUnit.assert(app.ios.orientation, "iOS orientation not initialized.");

    if (ios.MajorVersion <= 11) {
        TKUnit.assertNull(app.ios.systemAppearance, "iOS system appearance should be `null` on iOS <= 11.");
    } else {
        TKUnit.assert(app.ios.systemAppearance, "iOS system appearance not initialized.");
    }

    TKUnit.assert(app.ios.window, "iOS window not initialized.");
    TKUnit.assert(app.ios.rootController, "iOS root controller not initialized.");
}

export function testSystemAppearance() {
    if (ios.MajorVersion <= 11) {
        TKUnit.assertNull(app.systemAppearance(), "System appearance should be `null` on iOS <= 11.");
    } else {
        TKUnit.assert(app.systemAppearance(), "System appearance not initialized.");
    }
}