flutter/examples/api/test/widgets/pop_scope/pop_scope.1_test.dart
chunhtai 7ee05a05ff
Add generic type for result in PopScope (#139164)
Adds a generic type and pop result to popscope and its friend.

The use cases are to be able to capture the result when the pop is called.

migration guide: https://github.com/flutter/website/pull/9872
2024-04-18 19:30:10 +00:00

68 lines
2.3 KiB
Dart

// 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/material.dart';
import 'package:flutter_api_samples/widgets/pop_scope/pop_scope.1.dart' as example;
import 'package:flutter_test/flutter_test.dart';
import '../navigator_utils.dart';
void main() {
testWidgets('Can choose to stay on page', (WidgetTester tester) async {
await tester.pumpWidget(
const example.NavigatorPopHandlerApp(),
);
expect(find.text('Page One'), findsOneWidget);
await tester.tap(find.text('Next page'));
await tester.pumpAndSettle();
expect(find.text('Page One'), findsNothing);
expect(find.text('Page Two'), findsOneWidget);
await simulateSystemBack();
await tester.pumpAndSettle();
expect(find.text('Page One'), findsNothing);
expect(find.text('Page Two'), findsOneWidget);
expect(find.text('Are you sure?'), findsOneWidget);
await tester.tap(find.text('Never mind'));
await tester.pumpAndSettle();
expect(find.text('Page One'), findsNothing);
expect(find.text('Page Two'), findsOneWidget);
});
testWidgets('Can choose to go back with pop result', (WidgetTester tester) async {
await tester.pumpWidget(
const example.NavigatorPopHandlerApp(),
);
expect(find.text('Page One'), findsOneWidget);
expect(find.text('Page Two'), findsNothing);
await tester.tap(find.text('Next page'));
await tester.pumpAndSettle();
expect(find.text('Page One'), findsNothing);
expect(find.text('Page Two'), findsOneWidget);
await tester.enterText(find.byType(TextFormField).first, 'John');
await tester.pumpAndSettle();
await tester.enterText(find.byType(TextFormField).last, 'Apple');
await tester.pumpAndSettle();
await tester.tap(find.text('Go back'));
await tester.pumpAndSettle();
expect(find.text('Page One'), findsNothing);
expect(find.text('Page Two'), findsOneWidget);
expect(find.text('Are you sure?'), findsOneWidget);
await tester.tap(find.text('Leave'));
await tester.pumpAndSettle();
expect(find.text('Page One'), findsOneWidget);
expect(find.text('Page Two'), findsNothing);
expect(find.text('Are you sure?'), findsNothing);
expect(find.text('Hello John, whose favorite food is Apple.'), findsOneWidget);
});
}