format_button_test.dart
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// Copyright 2019 Aleksander Woźniak
// SPDX-License-Identifier: Apache-2.0
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:table_calendar/src/widgets/format_button.dart';
import 'package:table_calendar/table_calendar.dart';
import 'common.dart';
Widget setupTestWidget(Widget child) {
return Directionality(
textDirection: TextDirection.ltr,
child: Material(child: child),
);
}
void main() {
group('onTap callback tests:', () {
testWidgets(
'Initial format month returns twoWeeks when tapped',
(tester) async {
const headerStyle = HeaderStyle();
CalendarFormat? calendarFormat;
await tester.pumpWidget(
setupTestWidget(
FormatButton(
availableCalendarFormats: calendarFormatMap,
calendarFormat: CalendarFormat.month,
decoration: headerStyle.formatButtonDecoration,
padding: headerStyle.formatButtonPadding,
textStyle: headerStyle.formatButtonTextStyle,
showsNextFormat: headerStyle.formatButtonShowsNext,
onTap: (format) {
calendarFormat = format;
},
),
),
);
expect(find.byType(FormatButton), findsOneWidget);
expect(calendarFormat, isNull);
await tester.tap(find.byType(FormatButton));
await tester.pumpAndSettle();
expect(calendarFormat, CalendarFormat.twoWeeks);
},
);
testWidgets(
'Initial format twoWeeks returns week when tapped',
(tester) async {
const headerStyle = HeaderStyle();
CalendarFormat? calendarFormat;
await tester.pumpWidget(
setupTestWidget(
FormatButton(
availableCalendarFormats: calendarFormatMap,
calendarFormat: CalendarFormat.twoWeeks,
decoration: headerStyle.formatButtonDecoration,
padding: headerStyle.formatButtonPadding,
textStyle: headerStyle.formatButtonTextStyle,
showsNextFormat: headerStyle.formatButtonShowsNext,
onTap: (format) {
calendarFormat = format;
},
),
),
);
expect(find.byType(FormatButton), findsOneWidget);
expect(calendarFormat, isNull);
await tester.tap(find.byType(FormatButton));
await tester.pumpAndSettle();
expect(calendarFormat, CalendarFormat.week);
},
);
testWidgets(
'Initial format week return month when tapped',
(tester) async {
const headerStyle = HeaderStyle();
CalendarFormat? calendarFormat;
await tester.pumpWidget(
setupTestWidget(
FormatButton(
availableCalendarFormats: calendarFormatMap,
calendarFormat: CalendarFormat.week,
decoration: headerStyle.formatButtonDecoration,
padding: headerStyle.formatButtonPadding,
textStyle: headerStyle.formatButtonTextStyle,
showsNextFormat: headerStyle.formatButtonShowsNext,
onTap: (format) {
calendarFormat = format;
},
),
),
);
expect(find.byType(FormatButton), findsOneWidget);
expect(calendarFormat, isNull);
await tester.tap(find.byType(FormatButton));
await tester.pumpAndSettle();
expect(calendarFormat, CalendarFormat.month);
},
);
});
group('showsNextFormat tests:', () {
testWidgets(
'true - display next calendar format',
(tester) async {
const headerStyle = HeaderStyle();
const currentFormatIndex = 0;
final currentFormat =
calendarFormatMap.keys.elementAt(currentFormatIndex);
final currentFormatText =
calendarFormatMap.values.elementAt(currentFormatIndex);
const nextFormatIndex = 1;
final nextFormatText =
calendarFormatMap.values.elementAt(nextFormatIndex);
await tester.pumpWidget(
setupTestWidget(
FormatButton(
availableCalendarFormats: calendarFormatMap,
calendarFormat: currentFormat,
decoration: headerStyle.formatButtonDecoration,
padding: headerStyle.formatButtonPadding,
textStyle: headerStyle.formatButtonTextStyle,
showsNextFormat: headerStyle.formatButtonShowsNext,
onTap: (format) {},
),
),
);
expect(find.byType(FormatButton), findsOneWidget);
expect(currentFormatText, isNotNull);
expect(find.text(currentFormatText), findsNothing);
expect(nextFormatText, isNotNull);
expect(find.text(nextFormatText), findsOneWidget);
},
);
testWidgets(
'false - display current calendar format',
(tester) async {
const headerStyle = HeaderStyle(formatButtonShowsNext: false);
const currentFormatIndex = 0;
final currentFormat =
calendarFormatMap.keys.elementAt(currentFormatIndex);
final currentFormatText =
calendarFormatMap.values.elementAt(currentFormatIndex);
await tester.pumpWidget(
setupTestWidget(
FormatButton(
availableCalendarFormats: calendarFormatMap,
calendarFormat: currentFormat,
decoration: headerStyle.formatButtonDecoration,
padding: headerStyle.formatButtonPadding,
textStyle: headerStyle.formatButtonTextStyle,
showsNextFormat: headerStyle.formatButtonShowsNext,
onTap: (format) {},
),
),
);
expect(find.byType(FormatButton), findsOneWidget);
expect(currentFormatText, isNotNull);
expect(find.text(currentFormatText), findsOneWidget);
},
);
});
}