flutter/examples/api/test/material/slider/slider.1_test.dart
Taha Tesser aaa4a52839
Add Material 3 Slider example (#115638)
* Add Material 3 `Slider` example

* Update doc

* Update test titles
2022-12-01 00:00:19 +00:00

30 lines
903 B
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/material/slider/slider.1.dart' as example;
import 'package:flutter_test/flutter_test.dart';
void main() {
testWidgets('Slider can change its value', (WidgetTester tester) async {
await tester.pumpWidget(
const example.SliderApp(),
);
expect(find.byType(Slider), findsOneWidget);
final Finder sliderFinder = find.byType(Slider);
Slider slider = tester.widget(sliderFinder);
expect(slider.value, 20);
final Offset center = tester.getCenter(sliderFinder);
await tester.tapAt(Offset(center.dx + 100, center.dy));
await tester.pump();
slider = tester.widget(sliderFinder);
expect(slider.value, 60.0);
});
}