1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:flutter/widgets.dart';
import 'package:flutter_test/flutter_test.dart';
class InvalidOnInitLifecycleWidget extends StatefulWidget {
const InvalidOnInitLifecycleWidget({super.key});
@override
InvalidOnInitLifecycleWidgetState createState() => InvalidOnInitLifecycleWidgetState();
}
class InvalidOnInitLifecycleWidgetState extends State<InvalidOnInitLifecycleWidget> {
@override
Future<void> initState() async {
super.initState();
}
@override
Widget build(BuildContext context) {
return Container();
}
}
class InvalidDidUpdateWidgetLifecycleWidget extends StatefulWidget {
const InvalidDidUpdateWidgetLifecycleWidget({super.key, required this.id});
final int id;
@override
InvalidDidUpdateWidgetLifecycleWidgetState createState() => InvalidDidUpdateWidgetLifecycleWidgetState();
}
class InvalidDidUpdateWidgetLifecycleWidgetState extends State<InvalidDidUpdateWidgetLifecycleWidget> {
@override
Future<void> didUpdateWidget(InvalidDidUpdateWidgetLifecycleWidget oldWidget) async {
super.didUpdateWidget(oldWidget);
}
@override
Widget build(BuildContext context) {
return Container();
}
}
void main() {
testWidgets('async onInit throws FlutterError', (WidgetTester tester) async {
await tester.pumpWidget(const InvalidOnInitLifecycleWidget());
expect(tester.takeException(), isFlutterError);
});
testWidgets('async didUpdateWidget throws FlutterError', (WidgetTester tester) async {
await tester.pumpWidget(const InvalidDidUpdateWidgetLifecycleWidget(id: 1));
await tester.pumpWidget(const InvalidDidUpdateWidgetLifecycleWidget(id: 2));
expect(tester.takeException(), isFlutterError);
});
}