| // 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_test/flutter_test.dart'; |
| |
| void main() { |
| group('TimeOfDay.format', () { |
| testWidgets('respects alwaysUse24HourFormat option', (WidgetTester tester) async { |
| Future<String> pumpTest(bool alwaysUse24HourFormat) async { |
| late String formattedValue; |
| await tester.pumpWidget(MaterialApp( |
| home: MediaQuery( |
| data: MediaQueryData(alwaysUse24HourFormat: alwaysUse24HourFormat), |
| child: Builder(builder: (BuildContext context) { |
| formattedValue = const TimeOfDay(hour: 7, minute: 0).format(context); |
| return Container(); |
| }), |
| ), |
| )); |
| return formattedValue; |
| } |
| |
| expect(await pumpTest(false), '7:00 AM'); |
| expect(await pumpTest(true), '07:00'); |
| }); |
| }); |
| |
| testWidgets('hourOfPeriod returns correct value', (WidgetTester tester) async { |
| // Regression test for https://github.com/flutter/flutter/issues/59158. |
| expect(const TimeOfDay(minute: 0, hour: 0).hourOfPeriod, 12); |
| expect(const TimeOfDay(minute: 0, hour: 1).hourOfPeriod, 1); |
| expect(const TimeOfDay(minute: 0, hour: 2).hourOfPeriod, 2); |
| expect(const TimeOfDay(minute: 0, hour: 3).hourOfPeriod, 3); |
| expect(const TimeOfDay(minute: 0, hour: 4).hourOfPeriod, 4); |
| expect(const TimeOfDay(minute: 0, hour: 5).hourOfPeriod, 5); |
| expect(const TimeOfDay(minute: 0, hour: 6).hourOfPeriod, 6); |
| expect(const TimeOfDay(minute: 0, hour: 7).hourOfPeriod, 7); |
| expect(const TimeOfDay(minute: 0, hour: 8).hourOfPeriod, 8); |
| expect(const TimeOfDay(minute: 0, hour: 9).hourOfPeriod, 9); |
| expect(const TimeOfDay(minute: 0, hour: 10).hourOfPeriod, 10); |
| expect(const TimeOfDay(minute: 0, hour: 11).hourOfPeriod, 11); |
| expect(const TimeOfDay(minute: 0, hour: 12).hourOfPeriod, 12); |
| expect(const TimeOfDay(minute: 0, hour: 13).hourOfPeriod, 1); |
| expect(const TimeOfDay(minute: 0, hour: 14).hourOfPeriod, 2); |
| expect(const TimeOfDay(minute: 0, hour: 15).hourOfPeriod, 3); |
| expect(const TimeOfDay(minute: 0, hour: 16).hourOfPeriod, 4); |
| expect(const TimeOfDay(minute: 0, hour: 17).hourOfPeriod, 5); |
| expect(const TimeOfDay(minute: 0, hour: 18).hourOfPeriod, 6); |
| expect(const TimeOfDay(minute: 0, hour: 19).hourOfPeriod, 7); |
| expect(const TimeOfDay(minute: 0, hour: 20).hourOfPeriod, 8); |
| expect(const TimeOfDay(minute: 0, hour: 21).hourOfPeriod, 9); |
| expect(const TimeOfDay(minute: 0, hour: 22).hourOfPeriod, 10); |
| expect(const TimeOfDay(minute: 0, hour: 23).hourOfPeriod, 11); |
| }); |
| |
| group('RestorableTimeOfDay tests', () { |
| testWidgets('value is not accessible when not registered', (WidgetTester tester) async { |
| expect(() => RestorableTimeOfDay(const TimeOfDay(hour: 20, minute: 4)).value, throwsAssertionError); |
| }); |
| |
| testWidgets('work when not in restoration scope', (WidgetTester tester) async { |
| await tester.pumpWidget(const _RestorableWidget()); |
| |
| final _RestorableWidgetState state = tester.state(find.byType(_RestorableWidget)); |
| |
| // Initialized to default values. |
| expect(state.timeOfDay.value, const TimeOfDay(hour: 10, minute: 5)); |
| |
| // Modify values. |
| state.setProperties(() { |
| state.timeOfDay.value = const TimeOfDay(hour: 2, minute: 2); |
| }); |
| await tester.pump(); |
| |
| expect(state.timeOfDay.value, const TimeOfDay(hour: 2, minute: 2)); |
| }); |
| |
| testWidgets('restart and restore', (WidgetTester tester) async { |
| await tester.pumpWidget(const RootRestorationScope( |
| restorationId: 'root-child', |
| child: _RestorableWidget(), |
| )); |
| |
| _RestorableWidgetState state = tester.state(find.byType(_RestorableWidget)); |
| |
| // Initialized to default values. |
| expect(state.timeOfDay.value, const TimeOfDay(hour: 10, minute: 5)); |
| |
| // Modify values. |
| state.setProperties(() { |
| state.timeOfDay.value = const TimeOfDay(hour: 2, minute: 2); |
| }); |
| await tester.pump(); |
| |
| expect(state.timeOfDay.value, const TimeOfDay(hour: 2, minute: 2)); |
| |
| // Restores to previous values. |
| await tester.restartAndRestore(); |
| final _RestorableWidgetState oldState = state; |
| state = tester.state(find.byType(_RestorableWidget)); |
| expect(state, isNot(same(oldState))); |
| |
| expect(state.timeOfDay.value, const TimeOfDay(hour: 2, minute: 2)); |
| }); |
| |
| testWidgets('restore to older state', (WidgetTester tester) async { |
| await tester.pumpWidget(const RootRestorationScope( |
| restorationId: 'root-child', |
| child: _RestorableWidget(), |
| )); |
| |
| final _RestorableWidgetState state = tester.state(find.byType(_RestorableWidget)); |
| |
| // Modify values. |
| state.setProperties(() { |
| state.timeOfDay.value = const TimeOfDay(hour: 2, minute: 2); |
| }); |
| await tester.pump(); |
| |
| final TestRestorationData restorationData = await tester.getRestorationData(); |
| |
| // Modify values. |
| state.setProperties(() { |
| state.timeOfDay.value = const TimeOfDay(hour: 4, minute: 4); |
| }); |
| await tester.pump(); |
| |
| // Restore to previous. |
| await tester.restoreFrom(restorationData); |
| expect(state.timeOfDay.value, const TimeOfDay(hour: 2, minute: 2)); |
| |
| // Restore to empty data will re-initialize to default values. |
| await tester.restoreFrom(TestRestorationData.empty); |
| expect(state.timeOfDay.value, const TimeOfDay(hour: 10, minute: 5)); |
| }); |
| |
| testWidgets('call notifiers when value changes', (WidgetTester tester) async { |
| await tester.pumpWidget(const RootRestorationScope( |
| restorationId: 'root-child', |
| child: _RestorableWidget(), |
| )); |
| |
| final _RestorableWidgetState state = tester.state(find.byType(_RestorableWidget)); |
| |
| final List<String> notifyLog = <String>[]; |
| |
| state.timeOfDay.addListener(() { |
| notifyLog.add('hello world'); |
| }); |
| |
| state.setProperties(() { |
| state.timeOfDay.value = const TimeOfDay(hour: 2, minute: 2); |
| }); |
| expect(notifyLog.single, 'hello world'); |
| notifyLog.clear(); |
| await tester.pump(); |
| |
| // Does not notify when set to same value. |
| state.setProperties(() { |
| state.timeOfDay.value = const TimeOfDay(hour: 2, minute: 2); |
| }); |
| |
| expect(notifyLog, isEmpty); |
| }); |
| }); |
| } |
| |
| class _RestorableWidget extends StatefulWidget { |
| const _RestorableWidget(); |
| |
| @override |
| State<_RestorableWidget> createState() => _RestorableWidgetState(); |
| } |
| |
| class _RestorableWidgetState extends State<_RestorableWidget> with RestorationMixin { |
| final RestorableTimeOfDay timeOfDay = RestorableTimeOfDay(const TimeOfDay(hour: 10, minute: 5)); |
| |
| @override |
| void restoreState(RestorationBucket? oldBucket, bool initialRestore) { |
| registerForRestoration(timeOfDay, 'time_of_day'); |
| } |
| |
| void setProperties(VoidCallback callback) { |
| setState(callback); |
| } |
| |
| @override |
| Widget build(BuildContext context) { |
| return const SizedBox(); |
| } |
| |
| @override |
| String get restorationId => 'widget'; |
| } |