// 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_gallery/demo/all.dart'; import 'package:flutter_gallery/gallery/app.dart'; import 'package:flutter_gallery/gallery/themes.dart'; import 'package:flutter_test/flutter_test.dart'; void main() { group('All material demos meet recommended tap target sizes', () { testWidgets('backdrop_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: BackdropDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('bottom_app_bar_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: BottomAppBarDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('bottom_navigation_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: BottomNavigationDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('buttons_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ButtonsDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('cards_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: CardsDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('chip_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ChipDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }, skip: true); // https://github.com/flutter/flutter/issues/42455 testWidgets('data_table_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: DataTableDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('date_and_time_picker_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: DateAndTimePickerDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('dialog_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: DialogDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('drawer_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: DrawerDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('elevation_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ElevationDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('expansion_panels_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ExpansionPanelsDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('grid_list_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: GridListDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('icons_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: IconsDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('leave_behind_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: LeaveBehindDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('list_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ListDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('menu_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: MenuDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('modal_bottom_sheet_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ModalBottomSheetDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('overscroll_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: OverscrollDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('page_selector_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: PageSelectorDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('persistent_bottom_sheet_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: PersistentBottomSheetDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('progress_indicator_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ProgressIndicatorDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('reorderable_list_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ReorderableListDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('scrollable_tabs_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ScrollableTabsDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('search_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: SearchDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('selection_controls_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: SelectionControlsDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('slider_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: SliderDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('snack_bar_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: SnackBarDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('tabs_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: TabsDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('tabs_fab_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: TabsFabDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('text_form_field_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: TextFormFieldDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('tooltip_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: TooltipDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); testWidgets('expansion_tile_list_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ExpansionTileListDemo())); await expectLater(tester, meetsGuideline(androidTapTargetGuideline)); handle.dispose(); }); }); group('All material demos have labeled tap targets', () { testWidgets('backdrop_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: BackdropDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('bottom_app_bar_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: BottomAppBarDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('bottom_navigation_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: BottomNavigationDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('buttons_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ButtonsDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('cards_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: CardsDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('chip_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ChipDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('data_table_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: DataTableDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }, skip: true); // DataTables are not accessible, https://github.com/flutter/flutter/issues/10830 testWidgets('date_and_time_picker_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: DateAndTimePickerDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('dialog_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: DialogDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('drawer_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: DrawerDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('elevation_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ElevationDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('expansion_panels_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ExpansionPanelsDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('grid_list_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: GridListDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('icons_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: IconsDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('leave_behind_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: LeaveBehindDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('list_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ListDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('menu_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: MenuDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('modal_bottom_sheet_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ModalBottomSheetDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('overscroll_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: OverscrollDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('page_selector_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: PageSelectorDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('persistent_bottom_sheet_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: PersistentBottomSheetDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('progress_indicator_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ProgressIndicatorDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('reorderable_list_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ReorderableListDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('scrollable_tabs_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ScrollableTabsDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('search_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: SearchDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('selection_controls_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: SelectionControlsDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('slider_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: SliderDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('snack_bar_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: SnackBarDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('tabs_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: TabsDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('tabs_fab_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: TabsFabDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('text_form_field_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: TextFormFieldDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('tooltip_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: TooltipDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); testWidgets('expansion_tile_list_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: ExpansionTileListDemo())); await expectLater(tester, meetsGuideline(labeledTapTargetGuideline)); handle.dispose(); }); }); group('All material demos meet text contrast guidelines', () { final List<ThemeData> themes = <ThemeData>[ kLightGalleryTheme, kDarkGalleryTheme, ]; const List<String> themeNames = <String>[ 'kLightGalleryTheme', 'kDarkGalleryTheme', ]; for (int themeIndex = 0; themeIndex < themes.length; themeIndex += 1) { final ThemeData theme = themes[themeIndex]; final String themeName = themeNames[themeIndex]; testWidgets('backdrop_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const BackdropDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('bottom_app_bar_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const BottomAppBarDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('bottom_navigation_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const BottomNavigationDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('buttons_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const ButtonsDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('cards_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const CardsDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('chip_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const ChipDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('data_table_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const DataTableDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('date_and_time_picker_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const DateAndTimePickerDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('dialog_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const DialogDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('drawer_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const DrawerDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('elevation_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const ElevationDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('expansion_panels_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const ExpansionPanelsDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('grid_list_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const GridListDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('icons_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const IconsDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('leave_behind_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const LeaveBehindDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('list_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const ListDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('menu_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const MenuDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('modal_bottom_sheet_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget( MaterialApp(theme: theme, home: const ModalBottomSheetDemo()) ); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('overscroll_demo', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(const MaterialApp(home: OverscrollDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('page_selector_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const PageSelectorDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('persistent_bottom_sheet_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget( MaterialApp(theme: theme, home: const PersistentBottomSheetDemo()) ); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('progress_indicator_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const ProgressIndicatorDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('reorderable_list_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const ReorderableListDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('scrollable_tabs_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const ScrollableTabsDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('search_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const SearchDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('selection_controls_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const SelectionControlsDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('slider_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const SliderDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('snack_bar_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget( MaterialApp(theme: theme, home: const SnackBarDemo()) ); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('tabs_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const TabsDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('tabs_fab_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const TabsFabDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('text_form_field_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const TextFormFieldDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('tooltip_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const TooltipDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); testWidgets('expansion_tile_list_demo $themeName', (WidgetTester tester) async { final SemanticsHandle handle = tester.ensureSemantics(); await tester.pumpWidget(MaterialApp(theme: theme, home: const ExpansionTileListDemo())); await expectLater(tester, meetsGuideline(textContrastGuideline)); handle.dispose(); }); } }); group('Gallery home page meets text contrast guidelines', () { testWidgets('options menu', (WidgetTester tester) async { await tester.pumpWidget(const GalleryApp(testMode: true)); await tester.tap(find.byTooltip('Toggle options page')); await tester.pumpAndSettle(); await expectLater(tester, meetsGuideline(textContrastGuideline)); }); testWidgets('options menu - dark theme', (WidgetTester tester) async { await tester.pumpWidget(const GalleryApp(testMode: true)); await tester.tap(find.byTooltip('Toggle options page')); await tester.pumpAndSettle(); // Toggle dark mode. final Finder themeToggleContainer = find.ancestor( of: find.text('Theme'), matching: find.byType(Container), ); final Finder themeMenuButton = find.descendant( of: themeToggleContainer, matching: find.byIcon(Icons.arrow_drop_down), ); await tester.tap(themeMenuButton); await tester.pumpAndSettle(); await tester.tap(find.text('Dark')); await tester.pumpAndSettle(); await expectLater(tester, meetsGuideline(textContrastGuideline)); }); }); }