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';
void shouldInterceptRequest() {
final shouldSkip = kIsWeb
? true
: ![
TargetPlatform.android,
].contains(defaultTargetPlatform);
testWidgets('shouldInterceptRequest', (WidgetTester tester) async {
List<String> resourceList = [
"https://getbootstrap.com/docs/4.3/dist/css/bootstrap.min.css",
"https://code.jquery.com/jquery-3.3.1.min.js",
"https://via.placeholder.com/100x50"
];
List<String> resourceLoaded = [];
final Completer<InAppWebViewController> controllerCompleter =
Completer<InAppWebViewController>();
final Completer<void> pageLoaded = Completer<void>();
final Completer<void> loadedResourceCompleter = Completer<void>();
await tester.pumpWidget(
Directionality(
textDirection: TextDirection.ltr,
child: InAppWebView(
key: GlobalKey(),
initialData: InAppWebViewInitialData(data: """
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<link rel="stylesheet" href="https://getbootstrap.com/docs/4.3/dist/css/bootstrap.min.css">
<script src="https://code.jquery.com/jquery-3.3.1.min.js"></script>
</head>
<body>
<img src="https://via.placeholder.com/100x50" alt="placeholder 100x50">
</body>
</html>
"""),
onWebViewCreated: (controller) {
controllerCompleter.complete(controller);
},
onLoadStop: (controller, url) {
pageLoaded.complete();
},
shouldInterceptRequest: (controller, request) async {
resourceLoaded.add(request.url.toString());
if (resourceLoaded.length == resourceList.length) {
loadedResourceCompleter.complete();
}
return null;
},
),
),
);
await pageLoaded.future;
await loadedResourceCompleter.future;
expect(resourceLoaded, containsAll(resourceList));
}, skip: shouldSkip);
}