import 'dart:async';

import 'package:flutter/foundation.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_inappwebview/flutter_inappwebview.dart';
import 'package:flutter_test/flutter_test.dart';

import '../constants.dart';

void webViewAssetLoader() {
  final shouldSkip = kIsWeb
      ? true
      : ![
          TargetPlatform.android,
        ].contains(defaultTargetPlatform);

  testWidgets('WebViewAssetLoader', (WidgetTester tester) async {
    final Completer<InAppWebViewController> controllerCompleter =
        Completer<InAppWebViewController>();
    final Completer<String> pageLoaded = Completer<String>();

    await tester.pumpWidget(
      Directionality(
        textDirection: TextDirection.ltr,
        child: InAppWebView(
          key: GlobalKey(),
          initialUrlRequest: URLRequest(url: TEST_WEBVIEW_ASSET_LOADER_URL),
          initialSettings: InAppWebViewSettings(
              allowFileAccessFromFileURLs: false,
              allowUniversalAccessFromFileURLs: false,
              allowFileAccess: false,
              allowContentAccess: false,
              webViewAssetLoader: WebViewAssetLoader(
                  domain: TEST_WEBVIEW_ASSET_LOADER_DOMAIN,
                  pathHandlers: [AssetsPathHandler(path: '/assets/')])),
          onWebViewCreated: (controller) {
            controllerCompleter.complete(controller);
          },
          onLoadStop: (controller, url) {
            pageLoaded.complete(url.toString());
          },
        ),
      ),
    );

    final InAppWebViewController controller = await controllerCompleter.future;
    final url = await pageLoaded.future;

    expect(url, TEST_WEBVIEW_ASSET_LOADER_URL.toString());

    expect(
        await controller.evaluateJavascript(
            source: "document.querySelector('h1').innerHTML"),
        'WebViewAssetLoader');
  }, skip: shouldSkip);
}