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// 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/foundation.dart';
import 'package:flutter/gestures.dart';
import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/services.dart';
import 'package:flutter_test/flutter_test.dart';
void main() {
late MenuController controller;
String? focusedMenu;
final List<TestMenu> selected = <TestMenu>[];
final List<TestMenu> opened = <TestMenu>[];
final List<TestMenu> closed = <TestMenu>[];
final GlobalKey menuItemKey = GlobalKey();
late Size defaultSize;
void onPressed(TestMenu item) {
selected.add(item);
}
void onOpen(TestMenu item) {
opened.add(item);
}
void onClose(TestMenu item) {
closed.add(item);
}
void handleFocusChange() {
focusedMenu = (primaryFocus?.debugLabel ?? primaryFocus).toString();
}
setUpAll(() {
final MediaQueryData mediaQueryData = MediaQueryData.fromWindow(TestWidgetsFlutterBinding.instance.window);
defaultSize = mediaQueryData.size;
});
setUp(() {
focusedMenu = null;
selected.clear();
opened.clear();
closed.clear();
controller = MenuController();
focusedMenu = null;
});
Future<void> changeSurfaceSize(WidgetTester tester, Size size) async {
await tester.binding.setSurfaceSize(size);
addTearDown(() async {
await tester.binding.setSurfaceSize(defaultSize);
});
}
void listenForFocusChanges() {
FocusManager.instance.addListener(handleFocusChange);
addTearDown(() => FocusManager.instance.removeListener(handleFocusChange));
}
Finder findMenuPanels() {
return find.byWidgetPredicate((Widget widget) => widget.runtimeType.toString() == '_MenuPanel');
}
Finder findMenuBarItemLabels() {
return find.byWidgetPredicate((Widget widget) => widget.runtimeType.toString() == '_MenuItemLabel');
}
// Finds the mnemonic associated with the menu item that has the given label.
Finder findMnemonic(String label) {
return find
.descendant(
of: find.ancestor(of: find.text(label), matching: findMenuBarItemLabels()),
matching: find.byType(Text),
)
.last;
}
Widget buildTestApp({
AlignmentGeometry? alignment,
Offset alignmentOffset = Offset.zero,
TextDirection textDirection = TextDirection.ltr,
}) {
final FocusNode focusNode = FocusNode();
return MaterialApp(
home: Material(
child: Directionality(
textDirection: textDirection,
child: Center(
child: MenuAnchor(
childFocusNode: focusNode,
controller: controller,
alignmentOffset: alignmentOffset,
style: MenuStyle(alignment: alignment),
menuChildren: <Widget>[
MenuItemButton(
key: menuItemKey,
shortcut: const SingleActivator(
LogicalKeyboardKey.keyB,
control: true,
),
onPressed: () {},
child: Text(TestMenu.subMenu00.label),
),
MenuItemButton(
leadingIcon: const Icon(Icons.send),
trailingIcon: const Icon(Icons.mail),
onPressed: () {},
child: Text(TestMenu.subMenu01.label),
),
],
builder: (BuildContext context, MenuController controller, Widget? child) {
return ElevatedButton(
focusNode: focusNode,
onPressed: () {
if (controller.isOpen) {
controller.close();
} else {
controller.open();
}
},
child: child,
);
},
child: const Text('Press Me'),
),
),
),
),
);
}
Future<TestGesture> hoverOver(WidgetTester tester, Finder finder) async {
final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
await gesture.moveTo(tester.getCenter(finder));
await tester.pumpAndSettle();
return gesture;
}
Material getMenuBarMaterial(WidgetTester tester) {
return tester.widget<Material>(
find.descendant(of: findMenuPanels(), matching: find.byType(Material)).first,
);
}
testWidgets('menu defaults colors', (WidgetTester tester) async {
final ThemeData themeData = ThemeData();
await tester.pumpWidget(
MaterialApp(
theme: themeData,
home: Material(
child: MenuBar(
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
),
),
),
),
);
// menu bar(horizontal menu)
Finder menuMaterial = find.ancestor(
of: find.byType(TextButton),
matching: find.byType(Material),
).first;
Material material = tester.widget<Material>(menuMaterial);
expect(opened, isEmpty);
expect(material.color, themeData.colorScheme.surface);
expect(material.shadowColor, themeData.colorScheme.shadow);
expect(material.surfaceTintColor, themeData.colorScheme.surfaceTint);
expect(material.elevation, 3.0);
expect(material.shape, const RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(4.0))));
Finder buttonMaterial = find.descendant(
of: find.byType(TextButton),
matching: find.byType(Material),
).first;
material = tester.widget<Material>(buttonMaterial);
expect(material.color, Colors.transparent);
expect(material.elevation, 0.0);
expect(material.shape, const RoundedRectangleBorder());
expect(material.textStyle?.color, themeData.colorScheme.onSurface);
// vertical menu
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
menuMaterial = find.ancestor(
of: find.widgetWithText(TextButton, TestMenu.subMenu10.label),
matching: find.byType(Material),
).first;
material = tester.widget<Material>(menuMaterial);
expect(opened.last, equals(TestMenu.mainMenu1));
expect(material.color, themeData.colorScheme.surface);
expect(material.shadowColor, themeData.colorScheme.shadow);
expect(material.surfaceTintColor, themeData.colorScheme.surfaceTint);
expect(material.elevation, 3.0);
expect(material.shape, const RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(4.0))));
buttonMaterial = find.descendant(
of: find.widgetWithText(TextButton, TestMenu.subMenu10.label),
matching: find.byType(Material),
).first;
material = tester.widget<Material>(buttonMaterial);
expect(material.color, Colors.transparent);
expect(material.elevation, 0.0);
expect(material.shape, const RoundedRectangleBorder());
expect(material.textStyle?.color, themeData.colorScheme.onSurface);
await tester.tap(find.text(TestMenu.mainMenu0.label));
await tester.pump();
expect(find.byIcon(Icons.add), findsOneWidget);
final RichText iconRichText = tester.widget<RichText>(
find.descendant(of: find.byIcon(Icons.add), matching: find.byType(RichText)),
);
expect(iconRichText.text.style?.color, themeData.colorScheme.onSurfaceVariant);
});
testWidgets('menu defaults - disabled', (WidgetTester tester) async {
final ThemeData themeData = ThemeData();
await tester.pumpWidget(
MaterialApp(
theme: themeData,
home: Material(
child: MenuBar(
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
),
),
),
),
);
// menu bar(horizontal menu)
Finder menuMaterial = find.ancestor(
of: find.widgetWithText(TextButton, TestMenu.mainMenu5.label),
matching: find.byType(Material),
).first;
Material material = tester.widget<Material>(menuMaterial);
expect(opened, isEmpty);
expect(material.color, themeData.colorScheme.surface);
expect(material.shadowColor, themeData.colorScheme.shadow);
expect(material.surfaceTintColor, themeData.colorScheme.surfaceTint);
expect(material.elevation, 3.0);
expect(material.shape, const RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(4.0))));
Finder buttonMaterial = find.descendant(
of: find.widgetWithText(TextButton, TestMenu.mainMenu5.label),
matching: find.byType(Material),
).first;
material = tester.widget<Material>(buttonMaterial);
expect(material.color, Colors.transparent);
expect(material.elevation, 0.0);
expect(material.shape, const RoundedRectangleBorder());
expect(material.textStyle?.color, themeData.colorScheme.onSurface.withOpacity(0.38));
// vertical menu
await tester.tap(find.text(TestMenu.mainMenu2.label));
await tester.pump();
menuMaterial = find.ancestor(
of: find.widgetWithText(TextButton, TestMenu.subMenu20.label),
matching: find.byType(Material),
).first;
material = tester.widget<Material>(menuMaterial);
expect(material.color, themeData.colorScheme.surface);
expect(material.shadowColor, themeData.colorScheme.shadow);
expect(material.surfaceTintColor, themeData.colorScheme.surfaceTint);
expect(material.elevation, 3.0);
expect(material.shape, const RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(4.0))));
buttonMaterial = find.descendant(
of: find.widgetWithText(TextButton, TestMenu.subMenu20.label),
matching: find.byType(Material),
).first;
material = tester.widget<Material>(buttonMaterial);
expect(material.color, Colors.transparent);
expect(material.elevation, 0.0);
expect(material.shape, const RoundedRectangleBorder());
expect(material.textStyle?.color, themeData.colorScheme.onSurface.withOpacity(0.38));
expect(find.byIcon(Icons.ac_unit), findsOneWidget);
final RichText iconRichText = tester.widget<RichText>(
find.descendant(of: find.byIcon(Icons.ac_unit), matching: find.byType(RichText)),
);
expect(iconRichText.text.style?.color, themeData.colorScheme.onSurface.withOpacity(0.38));
});
group('Menu functions', () {
testWidgets('basic menu structure', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
),
),
),
),
);
expect(find.text(TestMenu.mainMenu0.label), findsOneWidget);
expect(find.text(TestMenu.mainMenu1.label), findsOneWidget);
expect(find.text(TestMenu.mainMenu2.label), findsOneWidget);
expect(find.text(TestMenu.subMenu10.label), findsNothing);
expect(find.text(TestMenu.subSubMenu110.label), findsNothing);
expect(opened, isEmpty);
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
expect(find.text(TestMenu.mainMenu0.label), findsOneWidget);
expect(find.text(TestMenu.mainMenu1.label), findsOneWidget);
expect(find.text(TestMenu.mainMenu2.label), findsOneWidget);
expect(find.text(TestMenu.subMenu10.label), findsOneWidget);
expect(find.text(TestMenu.subMenu11.label), findsOneWidget);
expect(find.text(TestMenu.subMenu12.label), findsOneWidget);
expect(find.text(TestMenu.subSubMenu110.label), findsNothing);
expect(find.text(TestMenu.subSubMenu111.label), findsNothing);
expect(find.text(TestMenu.subSubMenu112.label), findsNothing);
expect(opened.last, equals(TestMenu.mainMenu1));
opened.clear();
await tester.tap(find.text(TestMenu.subMenu11.label));
await tester.pump();
expect(find.text(TestMenu.mainMenu0.label), findsOneWidget);
expect(find.text(TestMenu.mainMenu1.label), findsOneWidget);
expect(find.text(TestMenu.mainMenu2.label), findsOneWidget);
expect(find.text(TestMenu.subMenu10.label), findsOneWidget);
expect(find.text(TestMenu.subMenu11.label), findsOneWidget);
expect(find.text(TestMenu.subMenu12.label), findsOneWidget);
expect(find.text(TestMenu.subSubMenu110.label), findsOneWidget);
expect(find.text(TestMenu.subSubMenu111.label), findsOneWidget);
expect(find.text(TestMenu.subSubMenu112.label), findsOneWidget);
expect(opened.last, equals(TestMenu.subMenu11));
});
testWidgets('geometry', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Column(
children: <Widget>[
Row(
children: <Widget>[
Expanded(
child: MenuBar(
children: createTestMenus(onPressed: onPressed),
),
),
],
),
const Expanded(child: Placeholder()),
],
),
),
),
);
await tester.pump();
expect(tester.getRect(find.byType(MenuBar)), equals(const Rect.fromLTRB(0, 0, 800, 48)));
// Open and make sure things are the right size.
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
expect(tester.getRect(find.byType(MenuBar)), equals(const Rect.fromLTRB(0, 0, 800, 48)));
expect(
tester.getRect(find.text(TestMenu.subMenu10.label)),
equals(const Rect.fromLTRB(124.0, 73.0, 278.0, 87.0)),
);
expect(
tester.getRect(
find.ancestor(of: find.text(TestMenu.subMenu10.label), matching: find.byType(Material)).at(1),
),
equals(const Rect.fromLTRB(112.0, 48.0, 326.0, 208.0)),
);
// Test menu bar size when not expanded.
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Column(
children: <Widget>[
MenuBar(
children: createTestMenus(onPressed: onPressed),
),
const Expanded(child: Placeholder()),
],
),
),
),
);
await tester.pump();
expect(
tester.getRect(find.byType(MenuBar)),
equals(const Rect.fromLTRB(145.0, 0.0, 655.0, 48.0)),
);
});
testWidgets('geometry with RTL direction', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Directionality(
textDirection: TextDirection.rtl,
child: Column(
children: <Widget>[
Row(
children: <Widget>[
Expanded(
child: MenuBar(
children: createTestMenus(onPressed: onPressed),
),
),
],
),
const Expanded(child: Placeholder()),
],
),
),
),
),
);
await tester.pump();
expect(tester.getRect(find.byType(MenuBar)), equals(const Rect.fromLTRB(0, 0, 800, 48)));
// Open and make sure things are the right size.
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
expect(tester.getRect(find.byType(MenuBar)), equals(const Rect.fromLTRB(0, 0, 800, 48)));
expect(
tester.getRect(find.text(TestMenu.subMenu10.label)),
equals(const Rect.fromLTRB(522.0, 73.0, 676.0, 87.0)),
);
expect(
tester.getRect(
find.ancestor(of: find.text(TestMenu.subMenu10.label), matching: find.byType(Material)).at(1),
),
equals(const Rect.fromLTRB(474.0, 48.0, 688.0, 208.0)),
);
// Close and make sure it goes back where it was.
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
expect(tester.getRect(find.byType(MenuBar)), equals(const Rect.fromLTRB(0, 0, 800, 48)));
// Test menu bar size when not expanded.
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Directionality(
textDirection: TextDirection.rtl,
child: Column(
children: <Widget>[
MenuBar(
children: createTestMenus(onPressed: onPressed),
),
const Expanded(child: Placeholder()),
],
),
),
),
),
);
await tester.pump();
expect(
tester.getRect(find.byType(MenuBar)),
equals(const Rect.fromLTRB(145.0, 0.0, 655.0, 48.0)),
);
});
testWidgets('menu alignment and offset in LTR', (WidgetTester tester) async {
await tester.pumpWidget(buildTestApp());
final Rect buttonRect = tester.getRect(find.byType(ElevatedButton));
expect(buttonRect, equals(const Rect.fromLTRB(328.0, 276.0, 472.0, 324.0)));
final Finder findMenuScope = find.ancestor(of: find.byKey(menuItemKey), matching: find.byType(FocusScope)).first;
// Open the menu and make sure things are the right size, in the right place.
await tester.tap(find.text('Press Me'));
await tester.pump();
expect(tester.getRect(findMenuScope), equals(const Rect.fromLTRB(328.0, 324.0, 602.0, 436.0)));
await tester.pumpWidget(buildTestApp(alignment: AlignmentDirectional.topStart));
await tester.pump();
expect(tester.getRect(findMenuScope), equals(const Rect.fromLTRB(328.0, 276.0, 602.0, 388.0)));
await tester.pumpWidget(buildTestApp(alignment: AlignmentDirectional.center));
await tester.pump();
expect(tester.getRect(findMenuScope), equals(const Rect.fromLTRB(400.0, 300.0, 674.0, 412.0)));
await tester.pumpWidget(buildTestApp(alignment: AlignmentDirectional.bottomEnd));
await tester.pump();
expect(tester.getRect(findMenuScope), equals(const Rect.fromLTRB(472.0, 324.0, 746.0, 436.0)));
await tester.pumpWidget(buildTestApp(alignment: AlignmentDirectional.topStart));
await tester.pump();
final Rect menuRect = tester.getRect(findMenuScope);
await tester.pumpWidget(
buildTestApp(
alignment: AlignmentDirectional.topStart,
alignmentOffset: const Offset(10, 20),
),
);
await tester.pump();
final Rect offsetMenuRect = tester.getRect(findMenuScope);
expect(
offsetMenuRect.topLeft - menuRect.topLeft,
equals(const Offset(10, 20)),
);
});
testWidgets('menu alignment and offset in RTL', (WidgetTester tester) async {
await tester.pumpWidget(buildTestApp(textDirection: TextDirection.rtl));
final Rect buttonRect = tester.getRect(find.byType(ElevatedButton));
expect(buttonRect, equals(const Rect.fromLTRB(328.0, 276.0, 472.0, 324.0)));
final Finder findMenuScope =
find.ancestor(of: find.text(TestMenu.subMenu00.label), matching: find.byType(FocusScope)).first;
// Open the menu and make sure things are the right size, in the right place.
await tester.tap(find.text('Press Me'));
await tester.pump();
expect(tester.getRect(findMenuScope), equals(const Rect.fromLTRB(198.0, 324.0, 472.0, 436.0)));
await tester.pumpWidget(buildTestApp(textDirection: TextDirection.rtl, alignment: AlignmentDirectional.topStart));
await tester.pump();
expect(tester.getRect(findMenuScope), equals(const Rect.fromLTRB(198.0, 276.0, 472.0, 388.0)));
await tester.pumpWidget(buildTestApp(textDirection: TextDirection.rtl, alignment: AlignmentDirectional.center));
await tester.pump();
expect(tester.getRect(findMenuScope), equals(const Rect.fromLTRB(126.0, 300.0, 400.0, 412.0)));
await tester
.pumpWidget(buildTestApp(textDirection: TextDirection.rtl, alignment: AlignmentDirectional.bottomEnd));
await tester.pump();
expect(tester.getRect(findMenuScope), equals(const Rect.fromLTRB(54.0, 324.0, 328.0, 436.0)));
await tester.pumpWidget(buildTestApp(textDirection: TextDirection.rtl, alignment: AlignmentDirectional.topStart));
await tester.pump();
final Rect menuRect = tester.getRect(findMenuScope);
await tester.pumpWidget(
buildTestApp(
textDirection: TextDirection.rtl,
alignment: AlignmentDirectional.topStart,
alignmentOffset: const Offset(10, 20),
),
);
await tester.pump();
expect(tester.getRect(findMenuScope).topLeft - menuRect.topLeft, equals(const Offset(-10, 20)));
});
testWidgets('menu position in LTR', (WidgetTester tester) async {
await tester.pumpWidget(buildTestApp(alignmentOffset: const Offset(100, 50)));
final Rect buttonRect = tester.getRect(find.byType(ElevatedButton));
expect(buttonRect, equals(const Rect.fromLTRB(328.0, 276.0, 472.0, 324.0)));
final Finder findMenuScope =
find.ancestor(of: find.text(TestMenu.subMenu00.label), matching: find.byType(FocusScope)).first;
// Open the menu and make sure things are the right size, in the right place.
await tester.tap(find.text('Press Me'));
await tester.pump();
expect(tester.getRect(findMenuScope), equals(const Rect.fromLTRB(428.0, 374.0, 702.0, 486.0)));
// Now move the menu by calling open() again with a local position on the
// anchor.
controller.open(position: const Offset(200, 200));
await tester.pump();
expect(tester.getRect(findMenuScope), equals(const Rect.fromLTRB(526.0, 476.0, 800.0, 588.0)));
});
testWidgets('menu position in RTL', (WidgetTester tester) async {
await tester.pumpWidget(buildTestApp(
alignmentOffset: const Offset(100, 50),
textDirection: TextDirection.rtl,
));
final Rect buttonRect = tester.getRect(find.byType(ElevatedButton));
expect(buttonRect, equals(const Rect.fromLTRB(328.0, 276.0, 472.0, 324.0)));
expect(buttonRect, equals(const Rect.fromLTRB(328.0, 276.0, 472.0, 324.0)));
final Finder findMenuScope =
find.ancestor(of: find.text(TestMenu.subMenu00.label), matching: find.byType(FocusScope)).first;
// Open the menu and make sure things are the right size, in the right place.
await tester.tap(find.text('Press Me'));
await tester.pump();
expect(tester.getRect(findMenuScope), equals(const Rect.fromLTRB(98.0, 374.0, 372.0, 486.0)));
// Now move the menu by calling open() again with a local position on the
// anchor.
controller.open(position: const Offset(400, 200));
await tester.pump();
expect(tester.getRect(findMenuScope), equals(const Rect.fromLTRB(526.0, 476.0, 800.0, 588.0)));
});
testWidgets('works with Padding around menu and overlay', (WidgetTester tester) async {
await tester.pumpWidget(
Padding(
padding: const EdgeInsets.all(10.0),
child: MaterialApp(
home: Material(
child: Column(
children: <Widget>[
Padding(
padding: const EdgeInsets.all(12.0),
child: Row(
children: <Widget>[
Expanded(
child: MenuBar(
children: createTestMenus(onPressed: onPressed),
),
),
],
),
),
const Expanded(child: Placeholder()),
],
),
),
),
),
);
await tester.pump();
expect(tester.getRect(find.byType(MenuBar)), equals(const Rect.fromLTRB(22.0, 22.0, 778.0, 70.0)));
// Open and make sure things are the right size.
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
expect(tester.getRect(find.byType(MenuBar)), equals(const Rect.fromLTRB(22.0, 22.0, 778.0, 70.0)));
expect(
tester.getRect(find.text(TestMenu.subMenu10.label)),
equals(const Rect.fromLTRB(146.0, 95.0, 300.0, 109.0)),
);
expect(
tester.getRect(find.ancestor(of: find.text(TestMenu.subMenu10.label), matching: find.byType(Material)).at(1)),
equals(const Rect.fromLTRB(134.0, 70.0, 348.0, 230.0)),
);
// Close and make sure it goes back where it was.
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
expect(tester.getRect(find.byType(MenuBar)), equals(const Rect.fromLTRB(22.0, 22.0, 778.0, 70.0)));
});
testWidgets('works with Padding around menu and overlay with RTL direction', (WidgetTester tester) async {
await tester.pumpWidget(
Padding(
padding: const EdgeInsets.all(10.0),
child: MaterialApp(
home: Material(
child: Directionality(
textDirection: TextDirection.rtl,
child: Column(
children: <Widget>[
Padding(
padding: const EdgeInsets.all(12.0),
child: Row(
children: <Widget>[
Expanded(
child: MenuBar(
children: createTestMenus(onPressed: onPressed),
),
),
],
),
),
const Expanded(child: Placeholder()),
],
),
),
),
),
),
);
await tester.pump();
expect(tester.getRect(find.byType(MenuBar)), equals(const Rect.fromLTRB(22.0, 22.0, 778.0, 70.0)));
// Open and make sure things are the right size.
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
expect(tester.getRect(find.byType(MenuBar)), equals(const Rect.fromLTRB(22.0, 22.0, 778.0, 70.0)));
expect(
tester.getRect(find.text(TestMenu.subMenu10.label)),
equals(const Rect.fromLTRB(500.0, 95.0, 654.0, 109.0)),
);
expect(
tester.getRect(find.ancestor(of: find.text(TestMenu.subMenu10.label), matching: find.byType(Material)).at(1)),
equals(const Rect.fromLTRB(452.0, 70.0, 666.0, 230.0)),
);
// Close and make sure it goes back where it was.
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
expect(tester.getRect(find.byType(MenuBar)), equals(const Rect.fromLTRB(22.0, 22.0, 778.0, 70.0)));
});
testWidgets('visual attributes can be set', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Column(
children: <Widget>[
Row(
children: <Widget>[
Expanded(
child: MenuBar(
style: MenuStyle(
elevation: MaterialStateProperty.all<double?>(10),
backgroundColor: const MaterialStatePropertyAll<Color>(Colors.red),
),
children: createTestMenus(onPressed: onPressed),
),
),
],
),
const Expanded(child: Placeholder()),
],
),
),
),
);
expect(tester.getRect(findMenuPanels()), equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 48.0)));
final Material material = getMenuBarMaterial(tester);
expect(material.elevation, equals(10));
expect(material.color, equals(Colors.red));
});
testWidgets('open and close works', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
),
),
),
),
);
expect(opened, isEmpty);
expect(closed, isEmpty);
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
expect(opened, equals(<TestMenu>[TestMenu.mainMenu1]));
expect(closed, isEmpty);
opened.clear();
closed.clear();
await tester.tap(find.text(TestMenu.subMenu11.label));
await tester.pump();
expect(opened, equals(<TestMenu>[TestMenu.subMenu11]));
expect(closed, isEmpty);
opened.clear();
closed.clear();
await tester.tap(find.text(TestMenu.subMenu11.label));
await tester.pump();
expect(opened, isEmpty);
expect(closed, equals(<TestMenu>[TestMenu.subMenu11]));
opened.clear();
closed.clear();
await tester.tap(find.text(TestMenu.mainMenu0.label));
await tester.pump();
expect(opened, equals(<TestMenu>[TestMenu.mainMenu0]));
expect(closed, equals(<TestMenu>[TestMenu.mainMenu1]));
});
testWidgets('select works', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
),
),
),
),
);
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
await tester.tap(find.text(TestMenu.subMenu11.label));
await tester.pump();
expect(opened, equals(<TestMenu>[TestMenu.mainMenu1, TestMenu.subMenu11]));
opened.clear();
await tester.tap(find.text(TestMenu.subSubMenu110.label));
await tester.pump();
expect(selected, equals(<TestMenu>[TestMenu.subSubMenu110]));
// Selecting a non-submenu item should close all the menus.
expect(opened, isEmpty);
expect(find.text(TestMenu.subSubMenu110.label), findsNothing);
expect(find.text(TestMenu.subMenu11.label), findsNothing);
});
testWidgets('diagnostics', (WidgetTester tester) async {
const MenuItemButton item = MenuItemButton(
shortcut: SingleActivator(LogicalKeyboardKey.keyA),
child: Text('label2'),
);
final MenuBar menuBar = MenuBar(
controller: controller,
style: const MenuStyle(
backgroundColor: MaterialStatePropertyAll<Color>(Colors.red),
elevation: MaterialStatePropertyAll<double?>(10.0),
),
children: const <Widget>[item],
);
await tester.pumpWidget(
MaterialApp(
home: Material(
child: menuBar,
),
),
);
await tester.pump();
final DiagnosticPropertiesBuilder builder = DiagnosticPropertiesBuilder();
menuBar.debugFillProperties(builder);
final List<String> description = builder.properties
.where((DiagnosticsNode node) => !node.isFiltered(DiagnosticLevel.info))
.map((DiagnosticsNode node) => node.toString())
.toList();
expect(
description.join('\n'),
equalsIgnoringHashCodes(
'style: MenuStyle#00000(backgroundColor: MaterialStatePropertyAll(MaterialColor(primary value: Color(0xfff44336))), elevation: MaterialStatePropertyAll(10.0))\n'
'clipBehavior: Clip.none'),
);
});
testWidgets('keyboard tab traversal works', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Column(
children: <Widget>[
MenuBar(
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
),
),
const Expanded(child: Placeholder()),
],
),
),
),
);
listenForFocusChanges();
// Have to open a menu initially to start things going.
await tester.tap(find.text(TestMenu.mainMenu0.label));
await tester.pumpAndSettle();
expect(focusedMenu, equals('SubmenuButton(Text("Menu 0"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.tab);
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Menu 1"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.tab);
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Menu 2"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.tab);
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Menu 0"))'));
await tester.sendKeyDownEvent(LogicalKeyboardKey.shiftLeft);
await tester.sendKeyEvent(LogicalKeyboardKey.tab);
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Menu 2"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.tab);
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Menu 1"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.tab);
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Menu 0"))'));
await tester.sendKeyUpEvent(LogicalKeyboardKey.shiftLeft);
opened.clear();
closed.clear();
// Test closing a menu with enter.
await tester.sendKeyEvent(LogicalKeyboardKey.enter);
await tester.pump();
expect(opened, isEmpty);
expect(closed, <TestMenu>[TestMenu.mainMenu0]);
});
testWidgets('keyboard directional traversal works', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
),
),
),
),
);
listenForFocusChanges();
// Have to open a menu initially to start things going.
await tester.tap(find.text(TestMenu.mainMenu0.label));
await tester.pumpAndSettle();
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Menu 1"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('MenuItemButton(Text("Sub Menu 10"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('SubmenuButton(Text("Sub Menu 11"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('MenuItemButton(Text("Sub Menu 12"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('MenuItemButton(Text("Sub Menu 12"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Sub Menu 11"))'));
// Open the next submenu
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
await tester.pump();
expect(focusedMenu, equals('MenuItemButton(Text("Sub Sub Menu 110"))'));
// Go back, close the submenu.
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Sub Menu 11"))'));
// Move up, should close the submenu.
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
await tester.pump();
expect(focusedMenu, equals('MenuItemButton(Text("Sub Menu 10"))'));
// Move down, should reopen the submenu.
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Sub Menu 11"))'));
// Open the next submenu again.
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
await tester.pump();
expect(focusedMenu, equals('MenuItemButton(Text("Sub Sub Menu 110"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('MenuItemButton(Text("Sub Sub Menu 111"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('MenuItemButton(Text("Sub Sub Menu 112"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('MenuItemButton(Text("Sub Sub Menu 113"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('MenuItemButton(Text("Sub Sub Menu 113"))'));
});
testWidgets('keyboard directional traversal works in RTL mode', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Directionality(
textDirection: TextDirection.rtl,
child: Material(
child: MenuBar(
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
),
),
),
),
),
);
listenForFocusChanges();
// Have to open a menu initially to start things going.
await tester.tap(find.text(TestMenu.mainMenu0.label));
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
expect(focusedMenu, equals('SubmenuButton(Text("Menu 1"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Menu 1"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('MenuItemButton(Text("Sub Menu 10"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('SubmenuButton(Text("Sub Menu 11"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('MenuItemButton(Text("Sub Menu 12"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('MenuItemButton(Text("Sub Menu 12"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Sub Menu 11"))'));
// Open the next submenu
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
await tester.pump();
expect(focusedMenu, equals('MenuItemButton(Text("Sub Sub Menu 110"))'));
// Go back, close the submenu.
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Sub Menu 11"))'));
// Move up, should close the submenu.
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
await tester.pump();
expect(focusedMenu, equals('MenuItemButton(Text("Sub Menu 10"))'));
// Move down, should reopen the submenu.
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Sub Menu 11"))'));
// Open the next submenu again.
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
await tester.pump();
expect(focusedMenu, equals('MenuItemButton(Text("Sub Sub Menu 110"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('MenuItemButton(Text("Sub Sub Menu 111"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('MenuItemButton(Text("Sub Sub Menu 112"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('MenuItemButton(Text("Sub Sub Menu 113"))'));
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
expect(focusedMenu, equals('MenuItemButton(Text("Sub Sub Menu 113"))'));
});
testWidgets('hover traversal works', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
),
),
),
),
);
listenForFocusChanges();
// Hovering when the menu is not yet open does nothing.
await hoverOver(tester, find.text(TestMenu.mainMenu0.label));
await tester.pump();
expect(focusedMenu, isNull);
// Have to open a menu initially to start things going.
await tester.tap(find.text(TestMenu.mainMenu0.label));
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Menu 0"))'));
// Hovering when the menu is already open does nothing.
await hoverOver(tester, find.text(TestMenu.mainMenu0.label));
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Menu 0"))'));
// Hovering over the other main menu items opens them now.
await hoverOver(tester, find.text(TestMenu.mainMenu2.label));
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Menu 2"))'));
await hoverOver(tester, find.text(TestMenu.mainMenu1.label));
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Menu 1"))'));
// Hovering over the menu items focuses them.
await hoverOver(tester, find.text(TestMenu.subMenu10.label));
await tester.pump();
expect(focusedMenu, equals('MenuItemButton(Text("Sub Menu 10"))'));
await hoverOver(tester, find.text(TestMenu.subMenu11.label));
await tester.pump();
expect(focusedMenu, equals('SubmenuButton(Text("Sub Menu 11"))'));
await hoverOver(tester, find.text(TestMenu.subSubMenu110.label));
await tester.pump();
expect(focusedMenu, equals('MenuItemButton(Text("Sub Sub Menu 110"))'));
});
testWidgets('menus close on ancestor scroll', (WidgetTester tester) async {
final ScrollController scrollController = ScrollController();
await tester.pumpWidget(
MaterialApp(
home: Material(
child: SingleChildScrollView(
controller: scrollController,
child: Container(
height: 1000,
alignment: Alignment.center,
child: MenuBar(
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
),
),
),
),
),
),
);
await tester.tap(find.text(TestMenu.mainMenu0.label));
await tester.pump();
expect(opened, isNotEmpty);
expect(closed, isEmpty);
opened.clear();
scrollController.jumpTo(1000);
await tester.pump();
expect(opened, isEmpty);
expect(closed, isNotEmpty);
});
testWidgets('menus close on view size change', (WidgetTester tester) async {
final ScrollController scrollController = ScrollController();
final MediaQueryData mediaQueryData = MediaQueryData.fromWindow(tester.binding.window);
Widget build(Size size) {
return MaterialApp(
home: Material(
child: MediaQuery(
data: mediaQueryData.copyWith(size: size),
child: SingleChildScrollView(
controller: scrollController,
child: Container(
height: 1000,
alignment: Alignment.center,
child: MenuBar(
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
),
),
),
),
),
),
);
}
await tester.pumpWidget(build(mediaQueryData.size));
await tester.tap(find.text(TestMenu.mainMenu0.label));
await tester.pump();
expect(opened, isNotEmpty);
expect(closed, isEmpty);
opened.clear();
const Size smallSize = Size(200, 200);
await changeSurfaceSize(tester, smallSize);
await tester.pumpWidget(build(smallSize));
await tester.pump();
expect(opened, isEmpty);
expect(closed, isNotEmpty);
});
});
group('Accelerators', () {
const Set<TargetPlatform> apple = <TargetPlatform>{TargetPlatform.macOS, TargetPlatform.iOS};
final Set<TargetPlatform> nonApple = TargetPlatform.values.toSet().difference(apple);
test('Accelerator markers are stripped properly', () {
const Map<String, String> expected = <String, String>{
'Plain String': 'Plain String',
'&Simple Accelerator': 'Simple Accelerator',
'&Multiple &Accelerators': 'Multiple Accelerators',
'Whitespace & Accelerators': 'Whitespace Accelerators',
'&Quoted && Ampersand': 'Quoted & Ampersand',
'Ampersand at End &': 'Ampersand at End ',
'&&Multiple Ampersands &&& &&&A &&&&B &&&&': '&Multiple Ampersands & &A &&B &&',
'Bohrium 𨨏 Code point U+28A0F': 'Bohrium 𨨏 Code point U+28A0F',
};
const List<int> expectedIndices = <int>[-1, 0, 0, -1, 0, -1, 24, -1];
const List<bool> expectedHasAccelerator = <bool>[false, true, true, false, true, false, true, false];
int acceleratorIndex = -1;
int count = 0;
for (final String key in expected.keys) {
expect(MenuAcceleratorLabel.stripAcceleratorMarkers(key, setIndex: (int index) {
acceleratorIndex = index;
}), equals(expected[key]),
reason: "'$key' label doesn't match ${expected[key]}");
expect(acceleratorIndex, equals(expectedIndices[count]),
reason: "'$key' index doesn't match ${expectedIndices[count]}");
expect(MenuAcceleratorLabel(key).hasAccelerator, equals(expectedHasAccelerator[count]),
reason: "'$key' hasAccelerator isn't ${expectedHasAccelerator[count]}");
count += 1;
}
});
testWidgets('can invoke menu items', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
key: UniqueKey(),
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
accelerators: true,
),
),
),
),
);
await tester.sendKeyDownEvent(LogicalKeyboardKey.altLeft);
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.keyM, character: 'm');
await tester.pump();
// Makes sure that identical accelerators in parent menu items don't
// shadow the ones in the children.
await tester.sendKeyEvent(LogicalKeyboardKey.keyM, character: 'm');
await tester.sendKeyUpEvent(LogicalKeyboardKey.altLeft);
await tester.pump();
expect(opened, equals(<TestMenu>[TestMenu.mainMenu0]));
expect(closed, equals(<TestMenu>[TestMenu.mainMenu0]));
expect(selected, equals(<TestMenu>[TestMenu.subMenu00]));
// Selecting a non-submenu item should close all the menus.
expect(find.text(TestMenu.subMenu00.label), findsNothing);
opened.clear();
closed.clear();
selected.clear();
// Invoking several levels deep.
await tester.sendKeyDownEvent(LogicalKeyboardKey.altRight);
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.keyM, character: 'e');
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.keyM, character: '1');
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.keyM, character: '1');
await tester.sendKeyUpEvent(LogicalKeyboardKey.altRight);
await tester.pump();
expect(opened, equals(<TestMenu>[TestMenu.mainMenu1, TestMenu.subMenu11]));
expect(closed, equals(<TestMenu>[TestMenu.subMenu11, TestMenu.mainMenu1]));
expect(selected, equals(<TestMenu>[TestMenu.subSubMenu111]));
opened.clear();
closed.clear();
selected.clear();
}, variant: TargetPlatformVariant(nonApple));
testWidgets('can combine with regular keyboard navigation', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
key: UniqueKey(),
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
accelerators: true,
),
),
),
),
);
// Combining accelerators and regular keyboard navigation works.
await tester.sendKeyDownEvent(LogicalKeyboardKey.altLeft);
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.keyM, character: 'e');
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.keyM, character: '1');
await tester.pump();
await tester.sendKeyUpEvent(LogicalKeyboardKey.altLeft);
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.enter);
await tester.pump();
expect(opened, equals(<TestMenu>[TestMenu.mainMenu1, TestMenu.subMenu11]));
expect(closed, equals(<TestMenu>[TestMenu.subMenu11, TestMenu.mainMenu1]));
expect(selected, equals(<TestMenu>[TestMenu.subSubMenu110]));
}, variant: TargetPlatformVariant(nonApple));
testWidgets('can combine with mouse', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
key: UniqueKey(),
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
accelerators: true,
),
),
),
),
);
// Combining accelerators and regular keyboard navigation works.
await tester.sendKeyDownEvent(LogicalKeyboardKey.altLeft);
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.keyM, character: 'e');
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.keyM, character: '1');
await tester.pump();
await tester.sendKeyUpEvent(LogicalKeyboardKey.altLeft);
await tester.pump();
await tester.tap(find.text(TestMenu.subSubMenu112.label));
await tester.pump();
expect(opened, equals(<TestMenu>[TestMenu.mainMenu1, TestMenu.subMenu11]));
expect(closed, equals(<TestMenu>[TestMenu.subMenu11, TestMenu.mainMenu1]));
expect(selected, equals(<TestMenu>[TestMenu.subSubMenu112]));
}, variant: TargetPlatformVariant(nonApple));
testWidgets("disabled items don't respond to accelerators", (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
key: UniqueKey(),
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
accelerators: true,
),
),
),
),
);
await tester.sendKeyDownEvent(LogicalKeyboardKey.altLeft);
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.keyM, character: '5');
await tester.pump();
await tester.sendKeyUpEvent(LogicalKeyboardKey.altLeft);
await tester.pump();
expect(opened, isEmpty);
expect(closed, isEmpty);
expect(selected, isEmpty);
// Selecting a non-submenu item should close all the menus.
expect(find.text(TestMenu.subMenu00.label), findsNothing);
}, variant: TargetPlatformVariant(nonApple));
testWidgets("Apple platforms don't react to accelerators", (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
key: UniqueKey(),
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
accelerators: true,
),
),
),
),
);
await tester.sendKeyDownEvent(LogicalKeyboardKey.altLeft);
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.keyM, character: 'm');
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.keyM, character: 'm');
await tester.sendKeyUpEvent(LogicalKeyboardKey.altLeft);
await tester.pump();
expect(opened, isEmpty);
expect(closed, isEmpty);
expect(selected, isEmpty);
// Or with the option key equivalents.
await tester.sendKeyDownEvent(LogicalKeyboardKey.altLeft);
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.keyM, character: 'µ');
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.keyM, character: 'µ');
await tester.sendKeyUpEvent(LogicalKeyboardKey.altLeft);
await tester.pump();
expect(opened, isEmpty);
expect(closed, isEmpty);
expect(selected, isEmpty);
}, variant: const TargetPlatformVariant(apple));
});
group('MenuController', () {
testWidgets('Moving a controller to a new instance works', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
key: UniqueKey(),
controller: controller,
children: createTestMenus(),
),
),
),
);
// Open a menu initially.
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
await tester.tap(find.text(TestMenu.subMenu11.label));
await tester.pump();
// Now pump a new menu with a different UniqueKey to dispose of the opened
// menu's node, but keep the existing controller.
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
key: UniqueKey(),
controller: controller,
children: createTestMenus(
includeExtraGroups: true,
),
),
),
),
);
await tester.pumpAndSettle();
});
testWidgets('closing via controller works', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
controller: controller,
children: createTestMenus(
onPressed: onPressed,
onOpen: onOpen,
onClose: onClose,
shortcuts: <TestMenu, MenuSerializableShortcut>{
TestMenu.subSubMenu110: const SingleActivator(
LogicalKeyboardKey.keyA,
control: true,
)
},
),
),
),
),
);
// Open a menu initially.
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
await tester.tap(find.text(TestMenu.subMenu11.label));
await tester.pump();
expect(opened, unorderedEquals(<TestMenu>[TestMenu.mainMenu1, TestMenu.subMenu11]));
opened.clear();
closed.clear();
// Close menus using the controller
controller.close();
await tester.pump();
// The menu should go away,
expect(closed, unorderedEquals(<TestMenu>[TestMenu.mainMenu1, TestMenu.subMenu11]));
expect(opened, isEmpty);
});
});
group('MenuItemButton', () {
testWidgets('Shortcut mnemonics are displayed', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
controller: controller,
children: createTestMenus(
shortcuts: <TestMenu, MenuSerializableShortcut>{
TestMenu.subSubMenu110: const SingleActivator(LogicalKeyboardKey.keyA, control: true),
TestMenu.subSubMenu111: const SingleActivator(LogicalKeyboardKey.keyB, shift: true),
TestMenu.subSubMenu112: const SingleActivator(LogicalKeyboardKey.keyC, alt: true),
TestMenu.subSubMenu113: const SingleActivator(LogicalKeyboardKey.keyD, meta: true),
},
),
),
),
),
);
// Open a menu initially.
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
await tester.tap(find.text(TestMenu.subMenu11.label));
await tester.pump();
Text mnemonic0;
Text mnemonic1;
Text mnemonic2;
Text mnemonic3;
switch (defaultTargetPlatform) {
case TargetPlatform.android:
case TargetPlatform.fuchsia:
case TargetPlatform.linux:
mnemonic0 = tester.widget(findMnemonic(TestMenu.subSubMenu110.label));
expect(mnemonic0.data, equals('Ctrl+A'));
mnemonic1 = tester.widget(findMnemonic(TestMenu.subSubMenu111.label));
expect(mnemonic1.data, equals('Shift+B'));
mnemonic2 = tester.widget(findMnemonic(TestMenu.subSubMenu112.label));
expect(mnemonic2.data, equals('Alt+C'));
mnemonic3 = tester.widget(findMnemonic(TestMenu.subSubMenu113.label));
expect(mnemonic3.data, equals('Meta+D'));
break;
case TargetPlatform.windows:
mnemonic0 = tester.widget(findMnemonic(TestMenu.subSubMenu110.label));
expect(mnemonic0.data, equals('Ctrl+A'));
mnemonic1 = tester.widget(findMnemonic(TestMenu.subSubMenu111.label));
expect(mnemonic1.data, equals('Shift+B'));
mnemonic2 = tester.widget(findMnemonic(TestMenu.subSubMenu112.label));
expect(mnemonic2.data, equals('Alt+C'));
mnemonic3 = tester.widget(findMnemonic(TestMenu.subSubMenu113.label));
expect(mnemonic3.data, equals('Win+D'));
break;
case TargetPlatform.iOS:
case TargetPlatform.macOS:
mnemonic0 = tester.widget(findMnemonic(TestMenu.subSubMenu110.label));
expect(mnemonic0.data, equals('⌃ A'));
mnemonic1 = tester.widget(findMnemonic(TestMenu.subSubMenu111.label));
expect(mnemonic1.data, equals('⇧ B'));
mnemonic2 = tester.widget(findMnemonic(TestMenu.subSubMenu112.label));
expect(mnemonic2.data, equals('⌥ C'));
mnemonic3 = tester.widget(findMnemonic(TestMenu.subSubMenu113.label));
expect(mnemonic3.data, equals('⌘ D'));
break;
}
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
controller: controller,
children: createTestMenus(
includeExtraGroups: true,
shortcuts: <TestMenu, MenuSerializableShortcut>{
TestMenu.subSubMenu110: const SingleActivator(LogicalKeyboardKey.arrowRight),
TestMenu.subSubMenu111: const SingleActivator(LogicalKeyboardKey.arrowLeft),
TestMenu.subSubMenu112: const SingleActivator(LogicalKeyboardKey.arrowUp),
TestMenu.subSubMenu113: const SingleActivator(LogicalKeyboardKey.arrowDown),
},
),
),
),
),
);
await tester.pumpAndSettle();
mnemonic0 = tester.widget(findMnemonic(TestMenu.subSubMenu110.label));
expect(mnemonic0.data, equals('→'));
mnemonic1 = tester.widget(findMnemonic(TestMenu.subSubMenu111.label));
expect(mnemonic1.data, equals('←'));
mnemonic2 = tester.widget(findMnemonic(TestMenu.subSubMenu112.label));
expect(mnemonic2.data, equals('↑'));
mnemonic3 = tester.widget(findMnemonic(TestMenu.subSubMenu113.label));
expect(mnemonic3.data, equals('↓'));
// Try some weirder ones.
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
controller: controller,
children: createTestMenus(
shortcuts: <TestMenu, MenuSerializableShortcut>{
TestMenu.subSubMenu110: const SingleActivator(LogicalKeyboardKey.escape),
TestMenu.subSubMenu111: const SingleActivator(LogicalKeyboardKey.fn),
TestMenu.subSubMenu112: const SingleActivator(LogicalKeyboardKey.enter),
},
),
),
),
),
);
await tester.pumpAndSettle();
mnemonic0 = tester.widget(findMnemonic(TestMenu.subSubMenu110.label));
expect(mnemonic0.data, equals('Esc'));
mnemonic1 = tester.widget(findMnemonic(TestMenu.subSubMenu111.label));
expect(mnemonic1.data, equals('Fn'));
mnemonic2 = tester.widget(findMnemonic(TestMenu.subSubMenu112.label));
expect(mnemonic2.data, equals('↵'));
}, variant: TargetPlatformVariant.all());
testWidgets('leadingIcon is used when set', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
controller: controller,
children: <Widget>[
SubmenuButton(
menuChildren: <Widget>[
MenuItemButton(
leadingIcon: const Text('leadingIcon'),
child: Text(TestMenu.subMenu00.label),
),
],
child: Text(TestMenu.mainMenu0.label),
),
],
),
),
),
);
await tester.tap(find.text(TestMenu.mainMenu0.label));
await tester.pump();
expect(find.text('leadingIcon'), findsOneWidget);
});
testWidgets('trailingIcon is used when set', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
controller: controller,
children: <Widget>[
SubmenuButton(
menuChildren: <Widget>[
MenuItemButton(
trailingIcon: const Text('trailingIcon'),
child: Text(TestMenu.subMenu00.label),
),
],
child: Text(TestMenu.mainMenu0.label),
),
],
),
),
),
);
await tester.tap(find.text(TestMenu.mainMenu0.label));
await tester.pump();
expect(find.text('trailingIcon'), findsOneWidget);
});
testWidgets('diagnostics', (WidgetTester tester) async {
final ButtonStyle style = ButtonStyle(
shape: MaterialStateProperty.all<OutlinedBorder?>(const StadiumBorder()),
elevation: MaterialStateProperty.all<double?>(10.0),
backgroundColor: const MaterialStatePropertyAll<Color>(Colors.red),
);
final MenuStyle menuStyle = MenuStyle(
shape: MaterialStateProperty.all<OutlinedBorder?>(const RoundedRectangleBorder()),
elevation: MaterialStateProperty.all<double?>(20.0),
backgroundColor: const MaterialStatePropertyAll<Color>(Colors.green),
);
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
controller: controller,
children: <Widget>[
SubmenuButton(
style: style,
menuStyle: menuStyle,
menuChildren: <Widget>[
MenuItemButton(
style: style,
child: Text(TestMenu.subMenu00.label),
),
],
child: Text(TestMenu.mainMenu0.label),
),
],
),
),
),
);
await tester.tap(find.text(TestMenu.mainMenu0.label));
await tester.pump();
final SubmenuButton submenu = tester.widget(find.byType(SubmenuButton));
final DiagnosticPropertiesBuilder builder = DiagnosticPropertiesBuilder();
submenu.debugFillProperties(builder);
final List<String> description = builder.properties
.where((DiagnosticsNode node) => !node.isFiltered(DiagnosticLevel.info))
.map((DiagnosticsNode node) => node.toString())
.toList();
expect(
description,
equalsIgnoringHashCodes(
<String>[
'child: Text("Menu 0")',
'focusNode: null',
'menuStyle: MenuStyle#00000(backgroundColor: MaterialStatePropertyAll(MaterialColor(primary value: Color(0xff4caf50))), elevation: MaterialStatePropertyAll(20.0), shape: MaterialStatePropertyAll(RoundedRectangleBorder(BorderSide(width: 0.0, style: none), BorderRadius.zero)))',
'alignmentOffset: null',
'clipBehavior: none',
],
),
);
});
});
group('Layout', () {
List<Rect> collectMenuItemRects() {
final List<Rect> menuRects = <Rect>[];
final List<Element> candidates = find.byType(SubmenuButton).evaluate().toList();
for (final Element candidate in candidates) {
final RenderBox box = candidate.renderObject! as RenderBox;
final Offset topLeft = box.localToGlobal(box.size.topLeft(Offset.zero));
final Offset bottomRight = box.localToGlobal(box.size.bottomRight(Offset.zero));
menuRects.add(Rect.fromPoints(topLeft, bottomRight));
}
return menuRects;
}
List<Rect> collectSubmenuRects() {
final List<Rect> menuRects = <Rect>[];
final List<Element> candidates = findMenuPanels().evaluate().toList();
for (final Element candidate in candidates) {
final RenderBox box = candidate.renderObject! as RenderBox;
final Offset topLeft = box.localToGlobal(box.size.topLeft(Offset.zero));
final Offset bottomRight = box.localToGlobal(box.size.bottomRight(Offset.zero));
menuRects.add(Rect.fromPoints(topLeft, bottomRight));
}
return menuRects;
}
testWidgets('unconstrained menus show up in the right place in LTR', (WidgetTester tester) async {
await changeSurfaceSize(tester, const Size(800, 600));
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Column(
children: <Widget>[
Row(
children: <Widget>[
Expanded(
child: MenuBar(
children: createTestMenus(onPressed: onPressed),
),
),
],
),
const Expanded(child: Placeholder()),
],
),
),
),
);
await tester.pump();
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
await tester.tap(find.text(TestMenu.subMenu11.label));
await tester.pump();
expect(find.byType(MenuItemButton), findsNWidgets(6));
expect(find.byType(SubmenuButton), findsNWidgets(5));
expect(
collectMenuItemRects(),
equals(const <Rect>[
Rect.fromLTRB(4.0, 0.0, 112.0, 48.0),
Rect.fromLTRB(112.0, 0.0, 220.0, 48.0),
Rect.fromLTRB(220.0, 0.0, 328.0, 48.0),
Rect.fromLTRB(328.0, 0.0, 506.0, 48.0),
Rect.fromLTRB(112.0, 104.0, 326.0, 152.0),
]),
);
});
testWidgets('unconstrained menus show up in the right place in RTL', (WidgetTester tester) async {
await changeSurfaceSize(tester, const Size(800, 600));
await tester.pumpWidget(
MaterialApp(
home: Directionality(
textDirection: TextDirection.rtl,
child: Material(
child: Column(
children: <Widget>[
Row(
children: <Widget>[
Expanded(
child: MenuBar(
children: createTestMenus(onPressed: onPressed),
),
),
],
),
const Expanded(child: Placeholder()),
],
),
),
),
),
);
await tester.pump();
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
await tester.tap(find.text(TestMenu.subMenu11.label));
await tester.pump();
expect(find.byType(MenuItemButton), findsNWidgets(6));
expect(find.byType(SubmenuButton), findsNWidgets(5));
expect(
collectMenuItemRects(),
equals(const <Rect>[
Rect.fromLTRB(688.0, 0.0, 796.0, 48.0),
Rect.fromLTRB(580.0, 0.0, 688.0, 48.0),
Rect.fromLTRB(472.0, 0.0, 580.0, 48.0),
Rect.fromLTRB(294.0, 0.0, 472.0, 48.0),
Rect.fromLTRB(474.0, 104.0, 688.0, 152.0),
]),
);
});
testWidgets('constrained menus show up in the right place in LTR', (WidgetTester tester) async {
await changeSurfaceSize(tester, const Size(300, 300));
await tester.pumpWidget(
MaterialApp(
home: Builder(
builder: (BuildContext context) {
return Directionality(
textDirection: TextDirection.ltr,
child: Material(
child: Column(
children: <Widget>[
MenuBar(
children: createTestMenus(onPressed: onPressed),
),
const Expanded(child: Placeholder()),
],
),
),
);
},
),
),
);
await tester.pump();
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
await tester.tap(find.text(TestMenu.subMenu11.label));
await tester.pump();
expect(find.byType(MenuItemButton), findsNWidgets(6));
expect(find.byType(SubmenuButton), findsNWidgets(5));
expect(
collectMenuItemRects(),
equals(const <Rect>[
Rect.fromLTRB(4.0, 0.0, 112.0, 48.0),
Rect.fromLTRB(112.0, 0.0, 220.0, 48.0),
Rect.fromLTRB(220.0, 0.0, 328.0, 48.0),
Rect.fromLTRB(328.0, 0.0, 506.0, 48.0),
Rect.fromLTRB(86.0, 104.0, 300.0, 152.0),
]),
);
});
testWidgets('constrained menus show up in the right place in RTL', (WidgetTester tester) async {
await changeSurfaceSize(tester, const Size(300, 300));
await tester.pumpWidget(
MaterialApp(
home: Builder(
builder: (BuildContext context) {
return Directionality(
textDirection: TextDirection.rtl,
child: Material(
child: Column(
children: <Widget>[
MenuBar(
children: createTestMenus(onPressed: onPressed),
),
const Expanded(child: Placeholder()),
],
),
),
);
},
),
),
);
await tester.pump();
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
await tester.tap(find.text(TestMenu.subMenu11.label));
await tester.pump();
expect(find.byType(MenuItemButton), findsNWidgets(6));
expect(find.byType(SubmenuButton), findsNWidgets(5));
expect(
collectMenuItemRects(),
equals(const <Rect>[
Rect.fromLTRB(188.0, 0.0, 296.0, 48.0),
Rect.fromLTRB(80.0, 0.0, 188.0, 48.0),
Rect.fromLTRB(-28.0, 0.0, 80.0, 48.0),
Rect.fromLTRB(-206.0, 0.0, -28.0, 48.0),
Rect.fromLTRB(0.0, 104.0, 214.0, 152.0)
]),
);
});
Future<void> buildDensityPaddingApp(WidgetTester tester, {
required TextDirection textDirection,
VisualDensity visualDensity = VisualDensity.standard,
EdgeInsetsGeometry? menuPadding,
}) async {
await tester.pumpWidget(
MaterialApp(
theme: ThemeData.light().copyWith(visualDensity: visualDensity),
home: Directionality(
textDirection: textDirection,
child: Material(
child: Column(
children: <Widget>[
MenuBar(
style: menuPadding != null
? MenuStyle(padding: MaterialStatePropertyAll<EdgeInsetsGeometry>(menuPadding))
: null,
children: createTestMenus(onPressed: onPressed),
),
const Expanded(child: Placeholder()),
],
),
),
),
),
);
await tester.pump();
await tester.tap(find.text(TestMenu.mainMenu1.label));
await tester.pump();
await tester.tap(find.text(TestMenu.subMenu11.label));
await tester.pump();
}
testWidgets('submenus account for density in LTR', (WidgetTester tester) async {
await buildDensityPaddingApp(
tester,
textDirection: TextDirection.ltr,
);
expect(
collectSubmenuRects(),
equals(const <Rect>[
Rect.fromLTRB(145.0, 0.0, 655.0, 48.0),
Rect.fromLTRB(257.0, 48.0, 471.0, 208.0),
Rect.fromLTRB(471.0, 96.0, 719.0, 304.0),
]),
);
});
testWidgets('submenus account for menu density in RTL', (WidgetTester tester) async {
await buildDensityPaddingApp(
tester,
textDirection: TextDirection.rtl,
);
expect(
collectSubmenuRects(),
equals(const <Rect>[
Rect.fromLTRB(145.0, 0.0, 655.0, 48.0),
Rect.fromLTRB(329.0, 48.0, 543.0, 208.0),
Rect.fromLTRB(81.0, 96.0, 329.0, 304.0),
]),
);
});
testWidgets('submenus account for compact menu density in LTR', (WidgetTester tester) async {
await buildDensityPaddingApp(
tester,
visualDensity: VisualDensity.compact,
textDirection: TextDirection.ltr,
);
expect(
collectSubmenuRects(),
equals(const <Rect>[
Rect.fromLTRB(145.0, 0.0, 655.0, 40.0),
Rect.fromLTRB(257.0, 40.0, 467.0, 176.0),
Rect.fromLTRB(467.0, 80.0, 715.0, 256.0),
]),
);
});
testWidgets('submenus account for compact menu density in RTL', (WidgetTester tester) async {
await buildDensityPaddingApp(
tester,
visualDensity: VisualDensity.compact,
textDirection: TextDirection.rtl,
);
expect(
collectSubmenuRects(),
equals(const <Rect>[
Rect.fromLTRB(145.0, 0.0, 655.0, 40.0),
Rect.fromLTRB(333.0, 40.0, 543.0, 176.0),
Rect.fromLTRB(85.0, 80.0, 333.0, 256.0),
]),
);
});
testWidgets('submenus account for padding in LTR', (WidgetTester tester) async {
await buildDensityPaddingApp(
tester,
menuPadding: const EdgeInsetsDirectional.only(start: 10, end: 11, top: 12, bottom: 13),
textDirection: TextDirection.ltr,
);
expect(
collectSubmenuRects(),
equals(const <Rect>[
Rect.fromLTRB(138.5, 0.0, 661.5, 73.0),
Rect.fromLTRB(256.5, 60.0, 470.5, 220.0),
Rect.fromLTRB(470.5, 108.0, 718.5, 316.0),
]),
);
});
testWidgets('submenus account for padding in RTL', (WidgetTester tester) async {
await buildDensityPaddingApp(
tester,
menuPadding: const EdgeInsetsDirectional.only(start: 10, end: 11, top: 12, bottom: 13),
textDirection: TextDirection.rtl,
);
expect(
collectSubmenuRects(),
equals(const <Rect>[
Rect.fromLTRB(138.5, 0.0, 661.5, 73.0),
Rect.fromLTRB(329.5, 60.0, 543.5, 220.0),
Rect.fromLTRB(81.5, 108.0, 329.5, 316.0),
]),
);
});
});
group('LocalizedShortcutLabeler', () {
testWidgets('getShortcutLabel returns the right labels', (WidgetTester tester) async {
String expectedMeta;
String expectedCtrl;
String expectedAlt;
String expectedSeparator;
String expectedShift;
switch (defaultTargetPlatform) {
case TargetPlatform.android:
case TargetPlatform.fuchsia:
case TargetPlatform.linux:
case TargetPlatform.windows:
expectedCtrl = 'Ctrl';
expectedMeta = defaultTargetPlatform == TargetPlatform.windows ? 'Win' : 'Meta';
expectedAlt = 'Alt';
expectedShift = 'Shift';
expectedSeparator = '+';
break;
case TargetPlatform.iOS:
case TargetPlatform.macOS:
expectedCtrl = '⌃';
expectedMeta = '⌘';
expectedAlt = '⌥';
expectedShift = '⇧';
expectedSeparator = ' ';
break;
}
const SingleActivator allModifiers = SingleActivator(
LogicalKeyboardKey.keyA,
control: true,
meta: true,
shift: true,
alt: true,
);
final String allExpected = <String>[expectedAlt, expectedCtrl, expectedMeta, expectedShift, 'A'].join(expectedSeparator);
const CharacterActivator charShortcuts = CharacterActivator('ñ');
const String charExpected = 'ñ';
await tester.pumpWidget(
MaterialApp(
home: Material(
child: MenuBar(
controller: controller,
children: <Widget>[
SubmenuButton(
menuChildren: <Widget>[
MenuItemButton(
shortcut: allModifiers,
child: Text(TestMenu.subMenu10.label),
),
MenuItemButton(
shortcut: charShortcuts,
child: Text(TestMenu.subMenu11.label),
),
],
child: Text(TestMenu.mainMenu0.label),
),
],
),
),
),
);
await tester.tap(find.text(TestMenu.mainMenu0.label));
await tester.pump();
expect(find.text(allExpected), findsOneWidget);
expect(find.text(charExpected), findsOneWidget);
}, variant: TargetPlatformVariant.all());
});
group('CheckboxMenuButton', () {
testWidgets('tapping toggles checkbox', (WidgetTester tester) async {
bool? checkBoxValue;
await tester.pumpWidget(
MaterialApp(
home: StatefulBuilder(
builder: (BuildContext context, StateSetter setState) {
return MenuBar(
children: <Widget>[
SubmenuButton(
menuChildren: <Widget>[
CheckboxMenuButton(
value: checkBoxValue,
onChanged: (bool? value) {
setState(() {
checkBoxValue = value;
});
},
tristate: true,
child: const Text('checkbox'),
)
],
child: const Text('submenu'),
),
],
);
},
),
),
);
await tester.tap(find.byType(SubmenuButton));
await tester.pump();
expect(tester.widget<CheckboxMenuButton>(find.byType(CheckboxMenuButton)).value, null);
await tester.tap(find.byType(CheckboxMenuButton));
await tester.pumpAndSettle();
expect(checkBoxValue, false);
await tester.tap(find.byType(SubmenuButton));
await tester.pump();
await tester.tap(find.byType(CheckboxMenuButton));
await tester.pumpAndSettle();
expect(checkBoxValue, true);
await tester.tap(find.byType(SubmenuButton));
await tester.pump();
await tester.tap(find.byType(CheckboxMenuButton));
await tester.pumpAndSettle();
expect(checkBoxValue, null);
});
});
group('RadioMenuButton', () {
testWidgets('tapping toggles radio button', (WidgetTester tester) async {
int? radioValue;
await tester.pumpWidget(
MaterialApp(
home: StatefulBuilder(
builder: (BuildContext context, StateSetter setState) {
return MenuBar(
children: <Widget>[
SubmenuButton(
menuChildren: <Widget>[
RadioMenuButton<int>(
value: 0,
groupValue: radioValue,
onChanged: (int? value) {
setState(() {
radioValue = value;
});
},
toggleable: true,
child: const Text('radio 0'),
),
RadioMenuButton<int>(
value: 1,
groupValue: radioValue,
onChanged: (int? value) {
setState(() {
radioValue = value;
});
},
toggleable: true,
child: const Text('radio 1'),
)
],
child: const Text('submenu'),
),
],
);
},
),
),
);
await tester.tap(find.byType(SubmenuButton));
await tester.pump();
expect(
tester.widget<RadioMenuButton<int>>(find.byType(RadioMenuButton<int>).first).groupValue,
null,
);
await tester.tap(find.byType(RadioMenuButton<int>).first);
await tester.pumpAndSettle();
expect(radioValue, 0);
await tester.tap(find.byType(SubmenuButton));
await tester.pump();
await tester.tap(find.byType(RadioMenuButton<int>).first);
await tester.pumpAndSettle();
expect(radioValue, null);
await tester.tap(find.byType(SubmenuButton));
await tester.pump();
await tester.tap(find.byType(RadioMenuButton<int>).last);
await tester.pumpAndSettle();
expect(radioValue, 1);
});
});
}
List<Widget> createTestMenus({
void Function(TestMenu)? onPressed,
void Function(TestMenu)? onOpen,
void Function(TestMenu)? onClose,
Map<TestMenu, MenuSerializableShortcut> shortcuts = const <TestMenu, MenuSerializableShortcut>{},
bool includeExtraGroups = false,
bool accelerators = false,
}) {
Widget submenuButton(
TestMenu menu, {
required List<Widget> menuChildren,
}) {
return SubmenuButton(
onOpen: onOpen != null ? () => onOpen(menu) : null,
onClose: onClose != null ? () => onClose(menu) : null,
menuChildren: menuChildren,
child: accelerators ? MenuAcceleratorLabel(menu.acceleratorLabel) : Text(menu.label),
);
}
Widget menuItemButton(
TestMenu menu, {
bool enabled = true,
Widget? leadingIcon,
Widget? trailingIcon,
Key? key,
}) {
return MenuItemButton(
key: key,
onPressed: enabled && onPressed != null ? () => onPressed(menu) : null,
shortcut: shortcuts[menu],
leadingIcon: leadingIcon,
trailingIcon: trailingIcon,
child: accelerators ? MenuAcceleratorLabel(menu.acceleratorLabel) : Text(menu.label),
);
}
final List<Widget> result = <Widget>[
submenuButton(
TestMenu.mainMenu0,
menuChildren: <Widget>[
menuItemButton(TestMenu.subMenu00, leadingIcon: const Icon(Icons.add)),
menuItemButton(TestMenu.subMenu01),
menuItemButton(TestMenu.subMenu02),
],
),
submenuButton(
TestMenu.mainMenu1,
menuChildren: <Widget>[
menuItemButton(TestMenu.subMenu10),
submenuButton(
TestMenu.subMenu11,
menuChildren: <Widget>[
menuItemButton(TestMenu.subSubMenu110, key: UniqueKey()),
menuItemButton(TestMenu.subSubMenu111),
menuItemButton(TestMenu.subSubMenu112),
menuItemButton(TestMenu.subSubMenu113),
],
),
menuItemButton(TestMenu.subMenu12),
],
),
submenuButton(
TestMenu.mainMenu2,
menuChildren: <Widget>[
menuItemButton(
TestMenu.subMenu20,
leadingIcon: const Icon(Icons.ac_unit),
enabled: false,
),
],
),
if (includeExtraGroups)
submenuButton(
TestMenu.mainMenu3,
menuChildren: <Widget>[
menuItemButton(TestMenu.subMenu30, enabled: false),
],
),
if (includeExtraGroups)
submenuButton(
TestMenu.mainMenu4,
menuChildren: <Widget>[
menuItemButton(TestMenu.subMenu40, enabled: false),
menuItemButton(TestMenu.subMenu41, enabled: false),
menuItemButton(TestMenu.subMenu42, enabled: false),
],
),
submenuButton(TestMenu.mainMenu5, menuChildren: const <Widget>[]),
];
return result;
}
enum TestMenu {
mainMenu0('&Menu 0'),
mainMenu1('M&enu &1'),
mainMenu2('Me&nu 2'),
mainMenu3('Men&u 3'),
mainMenu4('Menu &4'),
mainMenu5('Menu &5 && &6 &'),
subMenu00('Sub &Menu 0&0'),
subMenu01('Sub Menu 0&1'),
subMenu02('Sub Menu 0&2'),
subMenu10('Sub Menu 1&0'),
subMenu11('Sub Menu 1&1'),
subMenu12('Sub Menu 1&2'),
subMenu20('Sub Menu 2&0'),
subMenu30('Sub Menu 3&0'),
subMenu40('Sub Menu 4&0'),
subMenu41('Sub Menu 4&1'),
subMenu42('Sub Menu 4&2'),
subSubMenu110('Sub Sub Menu 11&0'),
subSubMenu111('Sub Sub Menu 11&1'),
subSubMenu112('Sub Sub Menu 11&2'),
subSubMenu113('Sub Sub Menu 11&3');
const TestMenu(this.acceleratorLabel);
final String acceleratorLabel;
// Strip the accelerator markers.
String get label => MenuAcceleratorLabel.stripAcceleratorMarkers(acceleratorLabel);
int get acceleratorIndex {
int index = -1;
MenuAcceleratorLabel.stripAcceleratorMarkers(acceleratorLabel, setIndex: (int i) => index = i);
return index;
}
}