flutter/examples/api/test/widgets/scrollbar/raw_scrollbar.0_test.dart
Valentin Vignal 574b7e765d
Add test for raw_scrollbar.0.dart (#157989)
Contributes to https://github.com/flutter/flutter/issues/130459

It adds a test for
- `examples/api/lib/widgets/scrollbar/raw_scrollbar.0.dart`
2024-11-02 03:57:29 +00:00

38 lines
1.4 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/gestures.dart';
import 'package:flutter/material.dart';
import 'package:flutter_api_samples/widgets/scrollbar/raw_scrollbar.0.dart' as example;
import 'package:flutter_test/flutter_test.dart';
void main() {
testWidgets('There are two scrollbars', (WidgetTester tester) async {
await tester.pumpWidget(
const example.RawScrollbarExampleApp(),
);
expect(find.widgetWithText(AppBar, 'RawScrollbar Sample'), findsOne);
expect(find.byType(Scrollbar), findsExactly(2));
expect(find.text('Scrollable 1 : Index 0'), findsOne);
expect(find.text('Scrollable 2 : Index 0'), findsOne);
final TestPointer pointer = TestPointer(1, PointerDeviceKind.mouse);
pointer.hover(tester.getCenter(find.byType(ListView).first));
await tester.sendEventToBinding(pointer.scroll(const Offset(0.0, 1000)));
await tester.pumpAndSettle();
expect(find.text('Scrollable 1 : Index 40'), findsOne);
expect(find.text('Scrollable 2 : Index 0'), findsOne);
pointer.hover(tester.getCenter(find.byType(ListView).last));
await tester.sendEventToBinding(pointer.scroll(const Offset(0.0, 1000)));
await tester.pumpAndSettle();
expect(find.text('Scrollable 1 : Index 40'), findsOne);
expect(find.text('Scrollable 2 : Index 20'), findsOne);
});
}