blob: d37a6c2cc2822543ff54e3651e22bb780c40d1bb [file] [log] [blame]
// 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/cupertino.dart';
import 'package:flutter_api_samples/cupertino/slider/cupertino_slider.0.dart' as example;
import 'package:flutter_test/flutter_test.dart';
void main() {
Future<void> dragSlider(WidgetTester tester, Key sliderKey) {
final Offset topLeft = tester.getTopLeft(find.byKey(sliderKey));
const double unit = CupertinoThumbPainter.radius;
const double delta = 3.0 * unit;
return tester.dragFrom(topLeft + const Offset(unit, unit), const Offset(delta, 0.0));
testWidgets('Can change value using CupertinoSlider', (WidgetTester tester) async {
await tester.pumpWidget(
const example.CupertinoSliderApp(),
// Check for the initial slider value.
expect(find.text('0.0'), findsOneWidget);
await dragSlider(tester, const Key('slider'));
await tester.pumpAndSettle();
// Check for the updated slider value.
expect(find.text('40.0'), findsOneWidget);