| // Copyright 2017 The Chromium 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 'dart:io' show Platform; |
| import 'dart:ui'; |
| |
| import 'package:flutter/cupertino.dart'; |
| import 'package:flutter/semantics.dart'; |
| import 'package:flutter_test/flutter_test.dart'; |
| |
| // scrolling by this offset will move the picker to the next item |
| const Offset _kRowOffset = Offset(0.0, -50.0); |
| |
| void main() { |
| group('Countdown timer picker', () { |
| testWidgets('onTimerDurationChanged is not null', (WidgetTester tester) async { |
| expect( |
| () { |
| CupertinoTimerPicker(onTimerDurationChanged: null); |
| }, |
| throwsAssertionError, |
| ); |
| }); |
| |
| testWidgets('initialTimerDuration falls within limit', (WidgetTester tester) async { |
| expect( |
| () { |
| CupertinoTimerPicker( |
| onTimerDurationChanged: (_) { }, |
| initialTimerDuration: const Duration(days: 1), |
| ); |
| }, |
| throwsAssertionError, |
| ); |
| |
| expect( |
| () { |
| CupertinoTimerPicker( |
| onTimerDurationChanged: (_) { }, |
| initialTimerDuration: const Duration(seconds: -1), |
| ); |
| }, |
| throwsAssertionError, |
| ); |
| }); |
| |
| testWidgets('minuteInterval is positive and is a factor of 60', (WidgetTester tester) async { |
| expect( |
| () { |
| CupertinoTimerPicker( |
| onTimerDurationChanged: (_) { }, |
| minuteInterval: 0, |
| ); |
| }, |
| throwsAssertionError, |
| ); |
| expect( |
| () { |
| CupertinoTimerPicker( |
| onTimerDurationChanged: (_) { }, |
| minuteInterval: -1, |
| ); |
| }, |
| throwsAssertionError, |
| ); |
| expect( |
| () { |
| CupertinoTimerPicker( |
| onTimerDurationChanged: (_) { }, |
| minuteInterval: 7, |
| ); |
| }, |
| throwsAssertionError, |
| ); |
| }); |
| |
| testWidgets('secondInterval is positive and is a factor of 60', (WidgetTester tester) async { |
| expect( |
| () { |
| CupertinoTimerPicker( |
| onTimerDurationChanged: (_) { }, |
| secondInterval: 0, |
| ); |
| }, |
| throwsAssertionError, |
| ); |
| expect( |
| () { |
| CupertinoTimerPicker( |
| onTimerDurationChanged: (_) { }, |
| secondInterval: -1, |
| ); |
| }, |
| throwsAssertionError, |
| ); |
| expect( |
| () { |
| CupertinoTimerPicker( |
| onTimerDurationChanged: (_) { }, |
| secondInterval: 7, |
| ); |
| }, |
| throwsAssertionError, |
| ); |
| }); |
| |
| testWidgets('columns are ordered correctly when text direction is ltr', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: CupertinoTimerPicker( |
| onTimerDurationChanged: (_) { }, |
| initialTimerDuration: const Duration(hours: 12, minutes: 30, seconds: 59), |
| ), |
| ), |
| ); |
| |
| Offset lastOffset = tester.getTopLeft(find.text('12')); |
| |
| expect(tester.getTopLeft(find.text('hours')).dx > lastOffset.dx, true); |
| lastOffset = tester.getTopLeft(find.text('hours')); |
| |
| expect(tester.getTopLeft(find.text('30')).dx > lastOffset.dx, true); |
| lastOffset = tester.getTopLeft(find.text('30')); |
| |
| expect(tester.getTopLeft(find.text('min')).dx > lastOffset.dx, true); |
| lastOffset = tester.getTopLeft(find.text('min')); |
| |
| expect(tester.getTopLeft(find.text('59')).dx > lastOffset.dx, true); |
| lastOffset = tester.getTopLeft(find.text('59')); |
| |
| expect(tester.getTopLeft(find.text('sec')).dx > lastOffset.dx, true); |
| }); |
| |
| testWidgets('columns are ordered correctly when text direction is rtl', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: Directionality( |
| textDirection: TextDirection.rtl, |
| child: CupertinoTimerPicker( |
| onTimerDurationChanged: (_) { }, |
| initialTimerDuration: const Duration(hours: 12, minutes: 30, seconds: 59), |
| ), |
| ), |
| ), |
| ); |
| |
| Offset lastOffset = tester.getTopLeft(find.text('12')); |
| |
| expect(tester.getTopLeft(find.text('hours')).dx > lastOffset.dx, false); |
| lastOffset = tester.getTopLeft(find.text('hours')); |
| |
| expect(tester.getTopLeft(find.text('30')).dx > lastOffset.dx, false); |
| lastOffset = tester.getTopLeft(find.text('30')); |
| |
| expect(tester.getTopLeft(find.text('min')).dx > lastOffset.dx, false); |
| lastOffset = tester.getTopLeft(find.text('min')); |
| |
| expect(tester.getTopLeft(find.text('59')).dx > lastOffset.dx, false); |
| lastOffset = tester.getTopLeft(find.text('59')); |
| |
| expect(tester.getTopLeft(find.text('sec')).dx > lastOffset.dx, false); |
| }); |
| |
| testWidgets('width of picker is consistent', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoTimerPicker( |
| onTimerDurationChanged: (_) { }, |
| initialTimerDuration: const Duration(hours: 12, minutes: 30, seconds: 59), |
| ), |
| ), |
| ), |
| ); |
| |
| // Distance between the first column and the last column. |
| final double distance = |
| tester.getCenter(find.text('sec')).dx - tester.getCenter(find.text('12')).dx; |
| |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 800.0, |
| child: CupertinoTimerPicker( |
| onTimerDurationChanged: (_) { }, |
| initialTimerDuration: const Duration(hours: 12, minutes: 30, seconds: 59), |
| ), |
| ), |
| ), |
| ); |
| |
| // Distance between the first and the last column should be the same. |
| expect( |
| tester.getCenter(find.text('sec')).dx - tester.getCenter(find.text('12')).dx, |
| distance, |
| ); |
| }); |
| }); |
| |
| testWidgets('picker honors minuteInterval and secondInterval', (WidgetTester tester) async { |
| Duration duration; |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoTimerPicker( |
| minuteInterval: 10, |
| secondInterval: 15, |
| initialTimerDuration: const Duration(hours: 10, minutes: 40, seconds: 45), |
| mode: CupertinoTimerPickerMode.hms, |
| onTimerDurationChanged: (Duration d) { |
| duration = d; |
| }, |
| ), |
| ), |
| ), |
| ); |
| |
| await tester.drag(find.text('40'), _kRowOffset); |
| await tester.pump(); |
| await tester.drag(find.text('45'), -_kRowOffset); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect( |
| duration, |
| const Duration(hours: 10, minutes: 50, seconds: 30), |
| ); |
| }); |
| |
| group('Date picker', () { |
| testWidgets('mode is not null', (WidgetTester tester) async { |
| expect( |
| () { |
| CupertinoDatePicker( |
| mode: null, |
| onDateTimeChanged: (_) { }, |
| initialDateTime: DateTime.now(), |
| ); |
| }, |
| throwsAssertionError, |
| ); |
| }); |
| |
| testWidgets('onDateTimeChanged is not null', (WidgetTester tester) async { |
| expect( |
| () { |
| CupertinoDatePicker( |
| onDateTimeChanged: null, |
| initialDateTime: DateTime.now(), |
| ); |
| }, |
| throwsAssertionError, |
| ); |
| }); |
| |
| testWidgets('initial date is set to default value', (WidgetTester tester) async { |
| final CupertinoDatePicker picker = CupertinoDatePicker( |
| onDateTimeChanged: (_) { }, |
| ); |
| expect(picker.initialDateTime, isNotNull); |
| }); |
| |
| testWidgets('initial date honors minuteInterval', (WidgetTester tester) async { |
| DateTime newDateTime; |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| width: 400, |
| height: 400, |
| child: CupertinoDatePicker( |
| onDateTimeChanged: (DateTime d) => newDateTime = d, |
| initialDateTime: DateTime(2018, 10, 10, 10, 3), |
| minuteInterval: 3, |
| ) |
| ) |
| ) |
| ); |
| |
| // Drag the minute picker to the next slot (03 -> 06). |
| // The `initialDateTime` and the `minuteInterval` values are specifically choosen |
| // so that `find.text` finds exactly one widget. |
| await tester.drag(find.text('03'), _kRowOffset); |
| await tester.pump(); |
| |
| expect(newDateTime.minute, 6); |
| }); |
| |
| testWidgets('changing initialDateTime after first build does not do anything', (WidgetTester tester) async { |
| DateTime selectedDateTime; |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.dateAndTime, |
| onDateTimeChanged: (DateTime dateTime) => selectedDateTime = dateTime, |
| initialDateTime: DateTime(2018, 1, 1, 10, 30), |
| ), |
| ), |
| ), |
| ); |
| |
| await tester.drag(find.text('10'), const Offset(0.0, 32.0), touchSlopY: 0); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect(selectedDateTime, DateTime(2018, 1, 1, 9, 30)); |
| |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.dateAndTime, |
| onDateTimeChanged: (DateTime dateTime) => selectedDateTime = dateTime, |
| // Change the initial date, but it shouldn't affect the present state. |
| initialDateTime: DateTime(2016, 4, 5, 15, 00), |
| ), |
| ), |
| ), |
| ); |
| |
| await tester.drag(find.text('9'), const Offset(0.0, 32.0), touchSlopY: 0); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| // Moving up an hour is still based on the original initial date time. |
| expect(selectedDateTime, DateTime(2018, 1, 1, 8, 30)); |
| }); |
| |
| testWidgets('date picker has expected string', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.date, |
| onDateTimeChanged: (_) { }, |
| initialDateTime: DateTime(2018, 9, 15, 0, 0), |
| ), |
| ), |
| ), |
| ); |
| |
| expect(find.text('September'), findsOneWidget); |
| expect(find.text('9'), findsOneWidget); |
| expect(find.text('2018'), findsOneWidget); |
| }); |
| |
| testWidgets('datetime picker has expected string', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.dateAndTime, |
| onDateTimeChanged: (_) { }, |
| initialDateTime: DateTime(2018, 9, 15, 3, 14), |
| ), |
| ), |
| ), |
| ); |
| |
| expect(find.text('Sat Sep 15'), findsOneWidget); |
| expect(find.text('3'), findsOneWidget); |
| expect(find.text('14'), findsOneWidget); |
| expect(find.text('AM'), findsOneWidget); |
| }); |
| |
| testWidgets('width of picker in date and time mode is consistent', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: Directionality( |
| textDirection: TextDirection.ltr, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.dateAndTime, |
| onDateTimeChanged: (_) { }, |
| initialDateTime: DateTime(2018, 1, 1, 10, 30), |
| ), |
| ), |
| ), |
| ); |
| |
| // Distance between the first column and the last column. |
| final double distance = |
| tester.getCenter(find.text('Mon Jan 1 ')).dx - tester.getCenter(find.text('AM')).dx; |
| |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 800.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.dateAndTime, |
| onDateTimeChanged: (_) { }, |
| initialDateTime: DateTime(2018, 1, 1, 10, 30), |
| ), |
| ), |
| ), |
| ); |
| |
| // Distance between the first and the last column should be the same. |
| expect( |
| tester.getCenter(find.text('Mon Jan 1 ')).dx - tester.getCenter(find.text('AM')).dx, |
| distance, |
| ); |
| }); |
| |
| testWidgets('width of picker in date mode is consistent', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.date, |
| onDateTimeChanged: (_) { }, |
| initialDateTime: DateTime(2018, 1, 1, 10, 30), |
| ), |
| ), |
| ), |
| ); |
| |
| // Distance between the first column and the last column. |
| final double distance = |
| tester.getCenter(find.text('January')).dx - tester.getCenter(find.text('2018')).dx; |
| |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 800.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.date, |
| onDateTimeChanged: (_) { }, |
| initialDateTime: DateTime(2018, 1, 1, 10, 30), |
| ), |
| ), |
| ), |
| ); |
| |
| // Distance between the first and the last column should be the same. |
| expect( |
| tester.getCenter(find.text('January')).dx - tester.getCenter(find.text('2018')).dx, |
| distance, |
| ); |
| }); |
| |
| testWidgets('width of picker in time mode is consistent', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.time, |
| onDateTimeChanged: (_) { }, |
| initialDateTime: DateTime(2018, 1, 1, 10, 30), |
| ), |
| ), |
| ), |
| ); |
| |
| // Distance between the first column and the last column. |
| final double distance = |
| tester.getCenter(find.text('10')).dx - tester.getCenter(find.text('AM')).dx; |
| |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 800.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.time, |
| onDateTimeChanged: (_) { }, |
| initialDateTime: DateTime(2018, 1, 1, 10, 30), |
| ), |
| ), |
| ), |
| ); |
| |
| // Distance between the first and the last column should be the same. |
| expect( |
| tester.getCenter(find.text('10')).dx - tester.getCenter(find.text('AM')).dx, |
| distance, |
| ); |
| }); |
| |
| testWidgets('picker automatically scrolls away from invalid date on month change', (WidgetTester tester) async { |
| DateTime date; |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.date, |
| onDateTimeChanged: (DateTime newDate) { |
| date = newDate; |
| }, |
| initialDateTime: DateTime(2018, 3, 30), |
| ), |
| ), |
| ), |
| ); |
| |
| await tester.drag(find.text('March'), const Offset(0, 32.0), touchSlopY: 0.0); |
| |
| // Momentarily, the 2018 and the incorrect 30 of February is aligned. |
| expect( |
| tester.getTopLeft(find.text('2018')).dy, |
| tester.getTopLeft(find.text('30')).dy, |
| ); |
| await tester.pump(); // Once to trigger the post frame animate call. |
| await tester.pump(); // Once to start the DrivenScrollActivity. |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect( |
| date, |
| DateTime(2018, 2, 28), |
| ); |
| expect( |
| tester.getTopLeft(find.text('2018')).dy, |
| tester.getTopLeft(find.text('28')).dy, |
| ); |
| }); |
| |
| testWidgets('picker automatically scrolls away from invalid date on day change', (WidgetTester tester) async { |
| DateTime date; |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.date, |
| onDateTimeChanged: (DateTime newDate) { |
| date = newDate; |
| }, |
| initialDateTime: DateTime(2018, 2, 27), // 2018 has 28 days in Feb. |
| ), |
| ), |
| ), |
| ); |
| |
| await tester.drag(find.text('27'), const Offset(0.0, -32.0), touchSlopY: 0.0); |
| await tester.pump(); |
| expect( |
| date, |
| DateTime(2018, 2, 28), |
| ); |
| |
| await tester.drag(find.text('28'), const Offset(0.0, -32.0), touchSlopY: 0.0); |
| await tester.pump(); // Once to trigger the post frame animate call. |
| |
| // Callback doesn't transiently go into invalid dates. |
| expect( |
| date, |
| DateTime(2018, 2, 28), |
| ); |
| // Momentarily, the invalid 29th of Feb is dragged into the middle. |
| expect( |
| tester.getTopLeft(find.text('2018')).dy, |
| tester.getTopLeft(find.text('29')).dy, |
| ); |
| |
| await tester.pump(); // Once to start the DrivenScrollActivity. |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect( |
| date, |
| DateTime(2018, 2, 28), |
| ); |
| expect( |
| tester.getTopLeft(find.text('2018')).dy, |
| tester.getTopLeft(find.text('28')).dy, |
| ); |
| }); |
| |
| group('Picker handles initial noon/midnight times', () { |
| testWidgets('midnight', (WidgetTester tester) async { |
| DateTime date; |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.time, |
| onDateTimeChanged: (DateTime newDate) { |
| date = newDate; |
| }, |
| initialDateTime: DateTime(2019, 1, 1, 0, 15), |
| ), |
| ), |
| ), |
| ); |
| |
| // 0:15 -> 0:16 |
| await tester.drag(find.text('15'), _kRowOffset); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect(date, DateTime(2019, 1, 1, 0, 16)); |
| }); |
| |
| testWidgets('noon', (WidgetTester tester) async { |
| DateTime date; |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.time, |
| onDateTimeChanged: (DateTime newDate) { |
| date = newDate; |
| }, |
| initialDateTime: DateTime(2019, 1, 1, 12, 15), |
| ), |
| ), |
| ), |
| ); |
| |
| // 12:15 -> 12:16 |
| await tester.drag(find.text('15'), _kRowOffset); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect(date, DateTime(2019, 1, 1, 12, 16)); |
| }); |
| |
| testWidgets('noon in 24 hour time', (WidgetTester tester) async { |
| DateTime date; |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoDatePicker( |
| use24hFormat: true, |
| mode: CupertinoDatePickerMode.time, |
| onDateTimeChanged: (DateTime newDate) { |
| date = newDate; |
| }, |
| initialDateTime: DateTime(2019, 1, 1, 12, 25), |
| ), |
| ), |
| ), |
| ); |
| |
| // 12:25 -> 12:26 |
| await tester.drag(find.text('25'), _kRowOffset); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect(date, DateTime(2019, 1, 1, 12, 26)); |
| }); |
| }); |
| |
| testWidgets('picker persists am/pm value when scrolling hours', (WidgetTester tester) async { |
| DateTime date; |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.time, |
| onDateTimeChanged: (DateTime newDate) { |
| date = newDate; |
| }, |
| initialDateTime: DateTime(2019, 1, 1, 3), |
| ), |
| ), |
| ), |
| ); |
| |
| // 3:00 -> 15:00 |
| await tester.drag(find.text('AM'), _kRowOffset); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect(date, DateTime(2019, 1, 1, 15)); |
| |
| // 15:00 -> 16:00 |
| await tester.drag(find.text('3'), _kRowOffset); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect(date, DateTime(2019, 1, 1, 16)); |
| |
| // 16:00 -> 4:00 |
| await tester.drag(find.text('PM'), -_kRowOffset); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect(date, DateTime(2019, 1, 1, 4)); |
| |
| // 4:00 -> 3:00 |
| await tester.drag(find.text('4'), -_kRowOffset); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect(date, DateTime(2019, 1, 1, 3)); |
| }); |
| |
| testWidgets('picker automatically scrolls the am/pm column when the hour column changes enough', (WidgetTester tester) async { |
| DateTime date; |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| height: 400.0, |
| width: 400.0, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.time, |
| onDateTimeChanged: (DateTime newDate) { |
| date = newDate; |
| }, |
| initialDateTime: DateTime(2018, 1, 1, 11, 59), |
| ), |
| ), |
| ), |
| ); |
| |
| const Offset deltaOffset = Offset(0.0, -18.0); |
| |
| // 11:59 -> 12:59 |
| await tester.drag(find.text('11'), _kRowOffset); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect(date, DateTime(2018, 1, 1, 12, 59)); |
| |
| // 12:59 -> 11:59 |
| await tester.drag(find.text('12'), -_kRowOffset); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect(date, DateTime(2018, 1, 1, 11, 59)); |
| |
| // 11:59 -> 9:59 |
| await tester.drag(find.text('11'), -((_kRowOffset - deltaOffset) * 2 + deltaOffset)); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect(date, DateTime(2018, 1, 1, 9, 59)); |
| |
| // 9:59 -> 15:59 |
| await tester.drag(find.text('9'), (_kRowOffset - deltaOffset) * 6 + deltaOffset); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect(date, DateTime(2018, 1, 1, 15, 59)); |
| }); |
| }); |
| |
| testWidgets('scrollController can be removed or added', (WidgetTester tester) async { |
| final SemanticsHandle handle = tester.ensureSemantics(); |
| int lastSelectedItem; |
| void onSelectedItemChanged(int index) { |
| lastSelectedItem = index; |
| } |
| await tester.pumpWidget(_buildPicker( |
| controller: FixedExtentScrollController(), |
| onSelectedItemChanged: onSelectedItemChanged, |
| )); |
| |
| tester.binding.pipelineOwner.semanticsOwner.performAction(1, SemanticsAction.increase); |
| await tester.pumpAndSettle(); |
| expect(lastSelectedItem, 1); |
| |
| await tester.pumpWidget(_buildPicker( |
| onSelectedItemChanged: onSelectedItemChanged, |
| )); |
| |
| tester.binding.pipelineOwner.semanticsOwner.performAction(1, SemanticsAction.increase); |
| await tester.pumpAndSettle(); |
| expect(lastSelectedItem, 2); |
| |
| await tester.pumpWidget(_buildPicker( |
| controller: FixedExtentScrollController(), |
| onSelectedItemChanged: onSelectedItemChanged, |
| )); |
| |
| tester.binding.pipelineOwner.semanticsOwner.performAction(1, SemanticsAction.increase); |
| await tester.pumpAndSettle(); |
| expect(lastSelectedItem, 3); |
| |
| handle.dispose(); |
| }); |
| |
| testWidgets('picker exports semantics', (WidgetTester tester) async { |
| final SemanticsHandle handle = tester.ensureSemantics(); |
| debugResetSemanticsIdCounter(); |
| int lastSelectedItem; |
| await tester.pumpWidget(_buildPicker(onSelectedItemChanged: (int index) { |
| lastSelectedItem = index; |
| })); |
| |
| expect(tester.getSemantics(find.byType(CupertinoPicker)), matchesSemantics( |
| children: <Matcher>[ |
| matchesSemantics( |
| hasIncreaseAction: true, |
| hasDecreaseAction: false, |
| increasedValue: '1', |
| value: '0', |
| textDirection: TextDirection.ltr, |
| ), |
| ], |
| )); |
| |
| tester.binding.pipelineOwner.semanticsOwner.performAction(1, SemanticsAction.increase); |
| await tester.pumpAndSettle(); |
| |
| expect(tester.getSemantics(find.byType(CupertinoPicker)), matchesSemantics( |
| children: <Matcher>[ |
| matchesSemantics( |
| hasIncreaseAction: true, |
| hasDecreaseAction: true, |
| increasedValue: '2', |
| decreasedValue: '0', |
| value: '1', |
| textDirection: TextDirection.ltr, |
| ), |
| ], |
| )); |
| expect(lastSelectedItem, 1); |
| handle.dispose(); |
| }); |
| |
| testWidgets('DatePicker golden tests', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: SizedBox( |
| width: 200, |
| child: CupertinoDatePicker( |
| mode: CupertinoDatePickerMode.dateAndTime, |
| initialDateTime: DateTime(2019, 1, 1, 4), |
| onDateTimeChanged: (_) {}, |
| ) |
| ) |
| ) |
| ); |
| |
| await expectLater( |
| find.byType(CupertinoDatePicker), |
| matchesGoldenFile('date_picker_test.datetime.initial.png'), |
| skip: !Platform.isLinux |
| ); |
| |
| // Slightly drag the hour component to make the current hour off-center. |
| await tester.drag(find.text('4'), Offset(0, _kRowOffset.dy / 2)); |
| await tester.pump(); |
| |
| await expectLater( |
| find.byType(CupertinoDatePicker), |
| matchesGoldenFile('date_picker_test.datetime.drag.png'), |
| skip: !Platform.isLinux |
| ); |
| }); |
| } |
| |
| Widget _buildPicker({ FixedExtentScrollController controller, ValueChanged<int> onSelectedItemChanged }) { |
| return Directionality( |
| textDirection: TextDirection.ltr, |
| child: CupertinoPicker( |
| scrollController: controller, |
| itemExtent: 100.0, |
| onSelectedItemChanged: onSelectedItemChanged, |
| children: List<Widget>.generate(100, (int index) { |
| return Center( |
| child: Container( |
| width: 400.0, |
| height: 100.0, |
| child: Text(index.toString()), |
| ), |
| ); |
| }), |
| ), |
| ); |
| } |
