// 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/progress_indicator/linear_progress_indicator.0.dart' as example; import 'package:flutter_test/flutter_test.dart'; void main() { testWidgets('Determinate LinearProgressIndicator uses the provided value', ( WidgetTester tester, ) async { await tester.pumpWidget(const example.ProgressIndicatorExampleApp()); await tester.pump(const Duration(milliseconds: 2500)); final Finder indicatorFinder = find.byType(LinearProgressIndicator).first; final LinearProgressIndicator progressIndicator = tester.widget(indicatorFinder); expect(progressIndicator.value, equals(0.5)); }); testWidgets('Indeterminate LinearProgressIndicator does not have a value', ( WidgetTester tester, ) async { await tester.pumpWidget(const example.ProgressIndicatorExampleApp()); await tester.pump(const Duration(milliseconds: 2500)); final Finder indicatorFinder = find.byType(LinearProgressIndicator).last; final LinearProgressIndicator progressIndicator = tester.widget(indicatorFinder); expect(progressIndicator.value, null); }); testWidgets('Progress indicators year2023 flag can be toggled', (WidgetTester tester) async { await tester.pumpWidget(const example.ProgressIndicatorExampleApp()); LinearProgressIndicator determinateIndicator = tester.widget( find.byType(LinearProgressIndicator).first, ); expect(determinateIndicator.year2023, true); LinearProgressIndicator indeterminateIndicator = tester.widget( find.byType(LinearProgressIndicator).last, ); expect(indeterminateIndicator.year2023, true); await tester.tap(find.byType(SwitchListTile)); await tester.pump(); determinateIndicator = tester.widget( find.byType(LinearProgressIndicator).first, ); expect(determinateIndicator.year2023, false); indeterminateIndicator = tester.widget( find.byType(LinearProgressIndicator).last, ); expect(indeterminateIndicator.year2023, false); }); }