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Merge pull request #73 from edTheGuy00/refactoring
[WIP] Refactoring - Separate and Test Header
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| import 'package:flutter/material.dart'; | ||
| import 'default_styles.dart' show defaultHeaderTextStyle; | ||
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| class CalendarHeader extends StatelessWidget { | ||
| CalendarHeader( | ||
| {@required this.headerTitle, | ||
| this.headerMargin, | ||
| this.showHeader, | ||
| this.headerTextStyle, | ||
| this.showHeaderButtons, | ||
| this.headerIconColor, | ||
| @required this.onLeftButtonPressed, | ||
| @required this.onRightButtonPressed, | ||
| this.isTitleTouchable, | ||
| @required this.onHeaderTitlePressed}); | ||
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| final String headerTitle; | ||
| final EdgeInsetsGeometry headerMargin; | ||
| final bool showHeader; | ||
| final TextStyle headerTextStyle; | ||
| final bool showHeaderButtons; | ||
| final Color headerIconColor; | ||
| final VoidCallback onLeftButtonPressed; | ||
| final VoidCallback onRightButtonPressed; | ||
| final bool isTitleTouchable; | ||
| final VoidCallback onHeaderTitlePressed; | ||
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| TextStyle get getTextStyle => | ||
| headerTextStyle != null ? headerTextStyle : defaultHeaderTextStyle; | ||
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| Widget _leftButton() => IconButton( | ||
| onPressed: onLeftButtonPressed, | ||
| icon: Icon(Icons.chevron_left, color: headerIconColor), | ||
| ); | ||
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| Widget _rightButton() => IconButton( | ||
| onPressed: onRightButtonPressed, | ||
| icon: Icon(Icons.chevron_right, color: headerIconColor), | ||
| ); | ||
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| Widget _headerTouchable() => FlatButton( | ||
| onPressed: onHeaderTitlePressed, | ||
| child: Text(headerTitle, style: getTextStyle), | ||
| ); | ||
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| @override | ||
| Widget build(BuildContext context) => showHeader | ||
| ? Container( | ||
| margin: headerMargin, | ||
| child: DefaultTextStyle( | ||
| style: getTextStyle, | ||
| child: Row( | ||
| mainAxisAlignment: MainAxisAlignment.spaceBetween, | ||
| children: <Widget>[ | ||
| showHeaderButtons ? _leftButton() : Container(), | ||
| isTitleTouchable | ||
| ? _headerTouchable() | ||
| : Text(headerTitle, style: getTextStyle), | ||
| showHeaderButtons ? _rightButton() : Container(), | ||
| ])), | ||
| ) | ||
| : Container(); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| import 'package:flutter_test/flutter_test.dart'; | ||
| import 'package:flutter_calendar_carousel/src/calendar_header.dart'; | ||
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| import 'package:flutter/material.dart'; | ||
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| void main() { | ||
| final title = "Test title"; | ||
| final margin = const EdgeInsets.symmetric(vertical: 16.0); | ||
| final iconColor = Colors.blueAccent; | ||
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| testWidgets('Verify Header Defaults', (WidgetTester tester) async { | ||
| var headerTapped = false; | ||
| var leftPressed = false; | ||
| var rightPressed = false; | ||
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| await tester.pumpWidget(wrapped(CalendarHeader( | ||
| headerTitle: title, | ||
| headerMargin: margin, | ||
| showHeader: true, | ||
| showHeaderButtons: true, | ||
| headerIconColor: iconColor, | ||
| onHeaderTitlePressed: () => headerTapped = true, | ||
| onRightButtonPressed: () => rightPressed = true, | ||
| onLeftButtonPressed: () => leftPressed = true, | ||
| isTitleTouchable: true, | ||
| ))); | ||
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| expect(find.text(title), findsOneWidget); | ||
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| await tester.tap(find.byType(FlatButton)); | ||
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| await tester.pump(); | ||
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| expect(headerTapped, equals(true)); | ||
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| await tester.tap(find.widgetWithIcon(IconButton, Icons.chevron_right)); | ||
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| await tester.pump(); | ||
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| expect(rightPressed, equals(true)); | ||
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| await tester.tap(find.widgetWithIcon(IconButton, Icons.chevron_left)); | ||
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| await tester.pump(); | ||
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| expect(leftPressed, equals(true)); | ||
| }); | ||
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| testWidgets('Verify No header Renders', (WidgetTester tester) async { | ||
| final noHeaderEmpty = CalendarHeader(showHeader: false); | ||
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| await tester.pumpWidget(Container(child: noHeaderEmpty)); | ||
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| expect(find.byWidget(noHeaderEmpty), findsOneWidget); | ||
| }); | ||
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| testWidgets('Verify Header Is Not Touchable', (WidgetTester tester) async { | ||
| await tester.pumpWidget(wrapped(CalendarHeader( | ||
| headerTitle: title, | ||
| headerMargin: margin, | ||
| showHeader: true, | ||
| showHeaderButtons: true, | ||
| headerIconColor: iconColor, | ||
| onHeaderTitlePressed: () {}, | ||
| onRightButtonPressed: () {}, | ||
| onLeftButtonPressed: () {}, | ||
| isTitleTouchable: false, | ||
| ))); | ||
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| // the header FlatButton Should not render | ||
| final touchableHeader = find.byType(FlatButton); | ||
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| expect(touchableHeader, findsNothing); | ||
| }); | ||
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| testWidgets('Verify No Header Buttons', (WidgetTester tester) async { | ||
| await tester.pumpWidget(wrapped(CalendarHeader( | ||
| headerTitle: title, | ||
| headerMargin: margin, | ||
| showHeader: true, | ||
| showHeaderButtons: false, | ||
| headerIconColor: iconColor, | ||
| onHeaderTitlePressed: () {}, | ||
| onRightButtonPressed: () {}, | ||
| onLeftButtonPressed: () {}, | ||
| isTitleTouchable: true, | ||
| ))); | ||
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| // the header IconButtons Should not render | ||
| final headerButton = find.byType(IconButton); | ||
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| expect(headerButton, findsNothing); | ||
| }); | ||
| } | ||
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| // header uses Row which requires MaterialApp as an ancestor | ||
| Widget wrapped(Widget widget) => MaterialApp( | ||
| home: Container( | ||
| child: Material(child: widget), | ||
| ), | ||
| ); |