blob: 462b3e1f29dd52f8b8ae989915a2fa9f1606389d [file] [log] [blame]
// 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 'dart:ui';
import 'package:flutter/cupertino.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/services.dart';
import 'package:flutter/src/gestures/constants.dart';
import 'package:flutter_test/flutter_test.dart';
import '../rendering/mock_canvas.dart';
import '../widgets/semantics_tester.dart';
void main() {
final ThemeData theme = ThemeData();
setUp(() {
debugResetSemanticsIdCounter();
});
testWidgets('Checkbox size is configurable by ThemeData.materialTapTargetSize', (WidgetTester tester) async {
await tester.pumpWidget(
Theme(
data: theme.copyWith(materialTapTargetSize: MaterialTapTargetSize.padded),
child: Directionality(
textDirection: TextDirection.ltr,
child: Material(
child: Center(
child: Checkbox(
value: true,
onChanged: (bool? newValue) { },
),
),
),
),
),
);
expect(tester.getSize(find.byType(Checkbox)), const Size(48.0, 48.0));
await tester.pumpWidget(
Theme(
data: theme.copyWith(materialTapTargetSize: MaterialTapTargetSize.shrinkWrap),
child: Directionality(
textDirection: TextDirection.ltr,
child: Material(
child: Center(
child: Checkbox(
value: true,
onChanged: (bool? newValue) { },
),
),
),
),
),
);
expect(tester.getSize(find.byType(Checkbox)), const Size(40.0, 40.0));
});
testWidgets('Checkbox semantics', (WidgetTester tester) async {
final SemanticsHandle handle = tester.ensureSemantics();
await tester.pumpWidget(Theme(
data: theme,
child: Material(
child: Checkbox(
value: false,
onChanged: (bool? b) { },
),
),
));
expect(tester.getSemantics(find.byType(Focus)), matchesSemantics(
hasCheckedState: true,
hasEnabledState: true,
isEnabled: true,
hasTapAction: true,
isFocusable: true,
));
await tester.pumpWidget(Theme(
data: theme,
child: Material(
child: Checkbox(
value: true,
onChanged: (bool? b) { },
),
),
));
expect(tester.getSemantics(find.byType(Focus)), matchesSemantics(
hasCheckedState: true,
hasEnabledState: true,
isChecked: true,
isEnabled: true,
hasTapAction: true,
isFocusable: true,
));
await tester.pumpWidget(Theme(
data: theme,
child: const Material(
child: Checkbox(
value: false,
onChanged: null,
),
),
));
expect(tester.getSemantics(find.byType(Checkbox)), matchesSemantics(
hasCheckedState: true,
hasEnabledState: true,
// isFocusable is delayed by 1 frame.
isFocusable: true,
));
await tester.pump();
// isFocusable should be false now after the 1 frame delay.
expect(tester.getSemantics(find.byType(Checkbox)), matchesSemantics(
hasCheckedState: true,
hasEnabledState: true,
));
await tester.pumpWidget(Theme(
data: theme,
child: const Material(
child: Checkbox(
value: true,
onChanged: null,
),
),
));
expect(tester.getSemantics(find.byType(Checkbox)), matchesSemantics(
hasCheckedState: true,
hasEnabledState: true,
isChecked: true,
));
await tester.pumpWidget(Theme(
data: theme,
child: const Material(
child: Checkbox(
value: null,
tristate: true,
onChanged: null,
),
),
));
expect(tester.getSemantics(find.byType(Checkbox)), matchesSemantics(
hasCheckedState: true,
hasEnabledState: true,
isCheckStateMixed: true,
));
await tester.pumpWidget(Theme(
data: theme,
child: const Material(
child: Checkbox(
value: true,
tristate: true,
onChanged: null,
),
),
));
expect(tester.getSemantics(find.byType(Checkbox)), matchesSemantics(
hasCheckedState: true,
hasEnabledState: true,
isChecked: true,
));
await tester.pumpWidget(Theme(
data: theme,
child: const Material(
child: Checkbox(
value: false,
tristate: true,
onChanged: null,
),
),
));
expect(tester.getSemantics(find.byType(Checkbox)), matchesSemantics(
hasCheckedState: true,
hasEnabledState: true,
));
// Check if semanticLabel is there.
await tester.pumpWidget(Directionality(
textDirection: TextDirection.ltr,
child: Theme(
data: theme,
child: Material(
child: Checkbox(
semanticLabel: 'checkbox',
value: true,
onChanged: (bool? b) { },
),
),
),
));
expect(tester.getSemantics(find.byType(Focus)), matchesSemantics(
label: 'checkbox',
textDirection: TextDirection.ltr,
hasCheckedState: true,
hasEnabledState: true,
isChecked: true,
isEnabled: true,
hasTapAction: true,
isFocusable: true,
));
handle.dispose();
});
testWidgets('Can wrap Checkbox with Semantics', (WidgetTester tester) async {
final SemanticsHandle handle = tester.ensureSemantics();
await tester.pumpWidget(Theme(
data: theme,
child: Material(
child: Semantics(
label: 'foo',
textDirection: TextDirection.ltr,
child: Checkbox(
value: false,
onChanged: (bool? b) { },
),
),
),
));
expect(tester.getSemantics(find.byType(Focus).last), matchesSemantics(
label: 'foo',
textDirection: TextDirection.ltr,
hasCheckedState: true,
hasEnabledState: true,
isEnabled: true,
hasTapAction: true,
isFocusable: true,
));
handle.dispose();
});
testWidgets('Checkbox tristate: true', (WidgetTester tester) async {
bool? checkBoxValue;
await tester.pumpWidget(
Theme(
data: theme,
child: Material(
child: StatefulBuilder(
builder: (BuildContext context, StateSetter setState) {
return Checkbox(
tristate: true,
value: checkBoxValue,
onChanged: (bool? value) {
setState(() {
checkBoxValue = value;
});
},
);
},
),
),
),
);
expect(tester.widget<Checkbox>(find.byType(Checkbox)).value, null);
await tester.tap(find.byType(Checkbox));
await tester.pumpAndSettle();
expect(checkBoxValue, false);
await tester.tap(find.byType(Checkbox));
await tester.pumpAndSettle();
expect(checkBoxValue, true);
await tester.tap(find.byType(Checkbox));
await tester.pumpAndSettle();
expect(checkBoxValue, null);
checkBoxValue = true;
await tester.pumpAndSettle();
expect(checkBoxValue, true);
checkBoxValue = null;
await tester.pumpAndSettle();
expect(checkBoxValue, null);
});
testWidgets('has semantics for tristate', (WidgetTester tester) async {
final SemanticsTester semantics = SemanticsTester(tester);
await tester.pumpWidget(
Theme(
data: theme,
child: Material(
child: Checkbox(
tristate: true,
value: null,
onChanged: (bool? newValue) { },
),
),
),
);
expect(semantics.nodesWith(
flags: <SemanticsFlag>[
SemanticsFlag.hasCheckedState,
SemanticsFlag.hasEnabledState,
SemanticsFlag.isEnabled,
SemanticsFlag.isFocusable,
SemanticsFlag.isCheckStateMixed,
],
actions: <SemanticsAction>[SemanticsAction.tap],
), hasLength(1));
await tester.pumpWidget(
Theme(
data: theme,
child: Material(
child: Checkbox(
tristate: true,
value: true,
onChanged: (bool? newValue) { },
),
),
),
);
expect(semantics.nodesWith(
flags: <SemanticsFlag>[
SemanticsFlag.hasCheckedState,
SemanticsFlag.hasEnabledState,
SemanticsFlag.isEnabled,
SemanticsFlag.isChecked,
SemanticsFlag.isFocusable,
],
actions: <SemanticsAction>[SemanticsAction.tap],
), hasLength(1));
await tester.pumpWidget(
Theme(
data: theme,
child: Material(
child: Checkbox(
tristate: true,
value: false,
onChanged: (bool? newValue) { },
),
),
),
);
expect(semantics.nodesWith(
flags: <SemanticsFlag>[
SemanticsFlag.hasCheckedState,
SemanticsFlag.hasEnabledState,
SemanticsFlag.isEnabled,
SemanticsFlag.isFocusable,
],
actions: <SemanticsAction>[SemanticsAction.tap],
), hasLength(1));
semantics.dispose();
});
testWidgets('has semantic events', (WidgetTester tester) async {
dynamic semanticEvent;
bool? checkboxValue = false;
tester.binding.defaultBinaryMessenger.setMockDecodedMessageHandler<dynamic>(SystemChannels.accessibility, (dynamic message) async {
semanticEvent = message;
});
final SemanticsTester semanticsTester = SemanticsTester(tester);
await tester.pumpWidget(
Theme(
data: theme,
child: Material(
child: StatefulBuilder(
builder: (BuildContext context, StateSetter setState) {
return Checkbox(
value: checkboxValue,
onChanged: (bool? value) {
setState(() {
checkboxValue = value;
});
},
);
},
),
),
),
);
await tester.tap(find.byType(Checkbox));
final RenderObject object = tester.firstRenderObject(find.byType(Checkbox));
expect(checkboxValue, true);
expect(semanticEvent, <String, dynamic>{
'type': 'tap',
'nodeId': object.debugSemantics!.id,
'data': <String, dynamic>{},
});
expect(object.debugSemantics!.getSemanticsData().hasAction(SemanticsAction.tap), true);
tester.binding.defaultBinaryMessenger.setMockDecodedMessageHandler<dynamic>(SystemChannels.accessibility, null);
semanticsTester.dispose();
});
testWidgets('Checkbox tristate rendering, programmatic transitions', (WidgetTester tester) async {
Widget buildFrame(bool? checkboxValue) {
return Theme(
data: theme,
child: Material(
child: StatefulBuilder(
builder: (BuildContext context, StateSetter setState) {
return Checkbox(
tristate: true,
value: checkboxValue,
onChanged: (bool? value) { },
);
},
),
),
);
}
RenderBox getCheckboxRenderer() {
return tester.renderObject<RenderBox>(find.byType(Checkbox));
}
await tester.pumpWidget(buildFrame(false));
await tester.pumpAndSettle();
expect(getCheckboxRenderer(), paints..path(color: Colors.transparent)); // paint transparent border
expect(getCheckboxRenderer(), isNot(paints..line())); // null is rendered as a line (a "dash")
expect(getCheckboxRenderer(), paints..drrect()); // empty checkbox
await tester.pumpWidget(buildFrame(true));
await tester.pumpAndSettle();
expect(getCheckboxRenderer(),
paints
..path(color: theme.useMaterial3 ? theme.colorScheme.primary : theme.colorScheme.secondary)
..path(color: theme.useMaterial3 ? theme.colorScheme.onPrimary : const Color(0xFFFFFFFF))
); // checkmark is rendered as a path
await tester.pumpWidget(buildFrame(false));
await tester.pumpAndSettle();
expect(getCheckboxRenderer(), paints..path(color: Colors.transparent)); // paint transparent border
expect(getCheckboxRenderer(), isNot(paints..line())); // null is rendered as a line (a "dash")
expect(getCheckboxRenderer(), paints..drrect()); // empty checkbox
await tester.pumpWidget(buildFrame(null));
await tester.pumpAndSettle();
expect(getCheckboxRenderer(), paints..line()); // null is rendered as a line (a "dash")
await tester.pumpWidget(buildFrame(true));
await tester.pumpAndSettle();
expect(getCheckboxRenderer(),
paints
..path(color: theme.useMaterial3 ? theme.colorScheme.primary : theme.colorScheme.secondary)
..path(color: theme.useMaterial3 ? theme.colorScheme.onPrimary : const Color(0xFFFFFFFF))
); // checkmark is rendered as a path
await tester.pumpWidget(buildFrame(null));
await tester.pumpAndSettle();
expect(getCheckboxRenderer(), paints..line()); // null is rendered as a line (a "dash")
});
testWidgets('Checkbox color rendering', (WidgetTester tester) async {
const Color borderColor = Color(0xff2196f3);
Color checkColor = const Color(0xffFFFFFF);
Color activeColor;
Widget buildFrame({Color? activeColor, Color? checkColor, ThemeData? themeData}) {
return Material(
child: Theme(
data: themeData ?? ThemeData(),
child: StatefulBuilder(
builder: (BuildContext context, StateSetter setState) {
return Checkbox(
value: true,
activeColor: activeColor,
checkColor: checkColor,
onChanged: (bool? value) { },
);
},
),
),
);
}
RenderBox getCheckboxRenderer() {
return tester.renderObject<RenderBox>(find.byType(Checkbox));
}
await tester.pumpWidget(buildFrame(checkColor: checkColor));
await tester.pumpAndSettle();
expect(getCheckboxRenderer(), paints..path(color: borderColor)..path(color: checkColor)); // paints's color is 0xFFFFFFFF (default color)
checkColor = const Color(0xFF000000);
await tester.pumpWidget(buildFrame(checkColor: checkColor));
await tester.pumpAndSettle();
expect(getCheckboxRenderer(), paints..path(color: borderColor)..path(color: checkColor)); // paints's color is 0xFF000000 (params)
activeColor = const Color(0xFF00FF00);
ThemeData themeData = ThemeData();
final bool material3 = themeData.useMaterial3;
final ColorScheme colorScheme = material3
? const ColorScheme.light().copyWith(primary: activeColor)
: const ColorScheme.light().copyWith(secondary: activeColor);
themeData = themeData.copyWith(colorScheme: colorScheme);
await tester.pumpWidget(buildFrame(
themeData: themeData),
);
await tester.pumpAndSettle();
expect(getCheckboxRenderer(), paints..path(color: activeColor)); // paints's color is 0xFF00FF00 (theme)
activeColor = const Color(0xFF000000);
await tester.pumpWidget(buildFrame(activeColor: activeColor));
await tester.pumpAndSettle();
expect(getCheckboxRenderer(), paints..path(color: activeColor)); // paints's color is 0xFF000000 (params)
});
testWidgets('Checkbox is focusable and has correct focus color', (WidgetTester tester) async {
final FocusNode focusNode = FocusNode(debugLabel: 'Checkbox');
tester.binding.focusManager.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
bool? value = true;
Widget buildApp({bool enabled = true}) {
return MaterialApp(
theme: theme,
home: Material(
child: Center(
child: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return Checkbox(
value: value,
onChanged: enabled ? (bool? newValue) {
setState(() {
value = newValue;
});
} : null,
focusColor: Colors.orange[500],
autofocus: true,
focusNode: focusNode,
);
}),
),
),
);
}
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
final bool material3 = theme.useMaterial3;
expect(focusNode.hasPrimaryFocus, isTrue);
expect(
Material.of(tester.element(find.byType(Checkbox))),
material3
? (paints
..circle(color: Colors.orange[500])
..path(color: const Color(0xff2196f3))
..path(color: theme.colorScheme.onPrimary))
: (paints
..circle(color: Colors.orange[500])
..path(color: const Color(0xff2196f3))
..path(color: Colors.white))
);
// Check the false value.
value = false;
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
expect(focusNode.hasPrimaryFocus, isTrue);
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..circle(color: Colors.orange[500])
..drrect(
color: material3 ? theme.colorScheme.onSurface : const Color(0x8a000000),
outer: RRect.fromLTRBR(15.0, 15.0, 33.0, 33.0, const Radius.circular(1.0)),
inner: RRect.fromLTRBR(17.0, 17.0, 31.0, 31.0, Radius.zero),
),
);
// Check what happens when disabled.
value = false;
await tester.pumpWidget(buildApp(enabled: false));
await tester.pumpAndSettle();
expect(focusNode.hasPrimaryFocus, isFalse);
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..drrect(
color: material3 ? theme.colorScheme.onSurface.withOpacity(0.38) : const Color(0x61000000),
outer: RRect.fromLTRBR(15.0, 15.0, 33.0, 33.0, const Radius.circular(1.0)),
inner: RRect.fromLTRBR(17.0, 17.0, 31.0, 31.0, Radius.zero),
),
);
});
testWidgets('Checkbox with splash radius set', (WidgetTester tester) async {
tester.binding.focusManager.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
const double splashRadius = 30;
Widget buildApp() {
return MaterialApp(
theme: theme,
home: Material(
child: Center(
child: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return Checkbox(
value: false,
onChanged: (bool? newValue) {},
focusColor: Colors.orange[500],
autofocus: true,
splashRadius: splashRadius,
);
}),
),
),
);
}
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints..circle(color: Colors.orange[500], radius: splashRadius),
);
});
testWidgets('Checkbox starts the splash in center, even when tap is on the corner', (WidgetTester tester) async {
Widget buildApp() {
return MaterialApp(
theme: theme,
home: Material(
child: Center(
child: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return Checkbox(
value: false,
onChanged: (bool? newValue) {},
);
}),
),
),
);
}
await tester.pumpWidget(buildApp());
final Offset checkboxTopLeftGlobal = tester.getTopLeft(find.byType(Checkbox));
final Offset checkboxCenterGlobal = tester.getCenter(find.byType(Checkbox));
final Offset checkboxCenterLocal = checkboxCenterGlobal - checkboxTopLeftGlobal;
await tester.startGesture(checkboxTopLeftGlobal);
await tester.pump();
// Wait for the splash to be drawn, but not long enough for it to animate towards the center, since
// we want to catch it in its starting position.
await tester.pump(const Duration(milliseconds: 1));
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints..circle(x: checkboxCenterLocal.dx, y: checkboxCenterLocal.dy),
);
});
testWidgets('Checkbox can be hovered and has correct hover color', (WidgetTester tester) async {
tester.binding.focusManager.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
bool? value = true;
final bool material3 = theme.useMaterial3;
Widget buildApp({bool enabled = true}) {
return MaterialApp(
theme: theme,
home: Material(
child: Center(
child: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return Checkbox(
value: value,
onChanged: enabled ? (bool? newValue) {
setState(() {
value = newValue;
});
} : null,
hoverColor: Colors.orange[500],
);
}),
),
),
);
}
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..path(color: const Color(0xff2196f3))
..path(color: material3 ? theme.colorScheme.onPrimary : const Color(0xffffffff), style: PaintingStyle.stroke, strokeWidth: 2.0),
);
// Start hovering
final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
await gesture.moveTo(tester.getCenter(find.byType(Checkbox)));
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..path(color: const Color(0xff2196f3))
..path(color: material3 ? theme.colorScheme.onPrimary : const Color(0xffffffff), style: PaintingStyle.stroke, strokeWidth: 2.0),
);
// Check what happens when disabled.
await tester.pumpWidget(buildApp(enabled: false));
await tester.pumpAndSettle();
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..path(color: material3 ? theme.colorScheme.onSurface.withOpacity(0.38) : const Color(0x61000000))
..path(color: material3 ? theme.colorScheme.surface : const Color(0xffffffff), style: PaintingStyle.stroke, strokeWidth: 2.0),
);
});
testWidgets('Checkbox can be toggled by keyboard shortcuts', (WidgetTester tester) async {
tester.binding.focusManager.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
bool? value = true;
Widget buildApp({bool enabled = true}) {
return MaterialApp(
theme: theme,
home: Material(
child: Center(
child: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return Checkbox(
value: value,
onChanged: enabled ? (bool? newValue) {
setState(() {
value = newValue;
});
} : null,
focusColor: Colors.orange[500],
autofocus: true,
);
}),
),
),
);
}
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
await tester.sendKeyEvent(LogicalKeyboardKey.enter);
await tester.pumpAndSettle();
// On web, switches don't respond to the enter key.
expect(value, kIsWeb ? isTrue : isFalse);
await tester.sendKeyEvent(LogicalKeyboardKey.enter);
await tester.pumpAndSettle();
expect(value, isTrue);
await tester.sendKeyEvent(LogicalKeyboardKey.space);
await tester.pumpAndSettle();
expect(value, isFalse);
await tester.sendKeyEvent(LogicalKeyboardKey.space);
await tester.pumpAndSettle();
expect(value, isTrue);
});
testWidgets('Checkbox responds to density changes.', (WidgetTester tester) async {
const Key key = Key('test');
Future<void> buildTest(VisualDensity visualDensity) async {
return tester.pumpWidget(
MaterialApp(
theme: theme,
home: Material(
child: Center(
child: Checkbox(
visualDensity: visualDensity,
key: key,
onChanged: (bool? value) {},
value: true,
),
),
),
),
);
}
await buildTest(VisualDensity.standard);
final RenderBox box = tester.renderObject(find.byKey(key));
await tester.pumpAndSettle();
expect(box.size, equals(const Size(48, 48)));
await buildTest(const VisualDensity(horizontal: 3.0, vertical: 3.0));
await tester.pumpAndSettle();
expect(box.size, equals(const Size(60, 60)));
await buildTest(const VisualDensity(horizontal: -3.0, vertical: -3.0));
await tester.pumpAndSettle();
expect(box.size, equals(const Size(36, 36)));
await buildTest(const VisualDensity(horizontal: 3.0, vertical: -3.0));
await tester.pumpAndSettle();
expect(box.size, equals(const Size(60, 36)));
});
testWidgets('Checkbox stops hover animation when removed from the tree.', (WidgetTester tester) async {
const Key checkboxKey = Key('checkbox');
bool? checkboxVal = true;
await tester.pumpWidget(
Theme(
data: ThemeData(materialTapTargetSize: MaterialTapTargetSize.padded),
child: Directionality(
textDirection: TextDirection.ltr,
child: Material(
child: Center(
child: StatefulBuilder(
builder: (_, StateSetter setState) => Checkbox(
key: checkboxKey,
value: checkboxVal,
onChanged: (bool? newValue) => setState(() {checkboxVal = newValue;}),
),
),
),
),
),
),
);
expect(find.byKey(checkboxKey), findsOneWidget);
final Offset checkboxCenter = tester.getCenter(find.byKey(checkboxKey));
final TestGesture testGesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
await testGesture.moveTo(checkboxCenter);
await tester.pump(); // start animation
await tester.pump(const Duration(milliseconds: 25)); // hover animation duration is 50 ms. It is half-way.
await tester.pumpWidget(
Theme(
data: ThemeData(materialTapTargetSize: MaterialTapTargetSize.padded),
child: Directionality(
textDirection: TextDirection.ltr,
child: Material(
child: Center(
child: Container(),
),
),
),
),
);
// Hover animation should not trigger an exception when the checkbox is removed
// before the hover animation should complete.
expect(tester.takeException(), isNull);
await testGesture.removePointer();
});
testWidgets('Checkbox changes mouse cursor when hovered', (WidgetTester tester) async {
// Test Checkbox() constructor
await tester.pumpWidget(
MaterialApp(
theme: theme,
home: Scaffold(
body: Align(
alignment: Alignment.topLeft,
child: Material(
child: MouseRegion(
cursor: SystemMouseCursors.forbidden,
child: Checkbox(
mouseCursor: SystemMouseCursors.text,
value: true,
onChanged: (_) {},
),
),
),
),
),
),
);
final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse, pointer: 1);
await gesture.addPointer(location: tester.getCenter(find.byType(Checkbox)));
await tester.pump();
expect(RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1), SystemMouseCursors.text);
// Test default cursor
await tester.pumpWidget(
MaterialApp(
theme: theme,
home: Scaffold(
body: Align(
alignment: Alignment.topLeft,
child: Material(
child: MouseRegion(
cursor: SystemMouseCursors.forbidden,
child: Checkbox(
value: true,
onChanged: (_) {},
),
),
),
),
),
),
);
expect(RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1), SystemMouseCursors.click);
// Test default cursor when disabled
await tester.pumpWidget(
MaterialApp(
theme: theme,
home: const Scaffold(
body: Align(
alignment: Alignment.topLeft,
child: Material(
child: MouseRegion(
cursor: SystemMouseCursors.forbidden,
child: Checkbox(
value: true,
onChanged: null,
),
),
),
),
),
),
);
expect(RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1), SystemMouseCursors.basic);
// Test cursor when tristate
await tester.pumpWidget(
MaterialApp(
theme: theme,
home: const Scaffold(
body: Align(
alignment: Alignment.topLeft,
child: Material(
child: MouseRegion(
cursor: SystemMouseCursors.forbidden,
child: Checkbox(
value: null,
tristate: true,
onChanged: null,
mouseCursor: _SelectedGrabMouseCursor(),
),
),
),
),
),
),
);
expect(RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1), SystemMouseCursors.grab);
await tester.pumpAndSettle();
});
testWidgets('Checkbox fill color resolves in enabled/disabled states', (WidgetTester tester) async {
const Color activeEnabledFillColor = Color(0xFF000001);
const Color activeDisabledFillColor = Color(0xFF000002);
Color getFillColor(Set<MaterialState> states) {
if (states.contains(MaterialState.disabled)) {
return activeDisabledFillColor;
}
return activeEnabledFillColor;
}
final MaterialStateProperty<Color> fillColor =
MaterialStateColor.resolveWith(getFillColor);
Widget buildFrame({required bool enabled}) {
return Material(
child: Theme(
data: theme,
child: StatefulBuilder(
builder: (BuildContext context, StateSetter setState) {
return Checkbox(
value: true,
fillColor: fillColor,
onChanged: enabled ? (bool? value) { } : null,
);
},
),
),
);
}
RenderBox getCheckboxRenderer() {
return tester.renderObject<RenderBox>(find.byType(Checkbox));
}
await tester.pumpWidget(buildFrame(enabled: true));
await tester.pumpAndSettle();
expect(getCheckboxRenderer(), paints..path(color: activeEnabledFillColor));
await tester.pumpWidget(buildFrame(enabled: false));
await tester.pumpAndSettle();
expect(getCheckboxRenderer(), paints..path(color: activeDisabledFillColor));
});
testWidgets('Checkbox fill color resolves in hovered/focused states', (WidgetTester tester) async {
final FocusNode focusNode = FocusNode(debugLabel: 'checkbox');
tester.binding.focusManager.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
const Color hoveredFillColor = Color(0xFF000001);
const Color focusedFillColor = Color(0xFF000002);
Color getFillColor(Set<MaterialState> states) {
if (states.contains(MaterialState.hovered)) {
return hoveredFillColor;
}
if (states.contains(MaterialState.focused)) {
return focusedFillColor;
}
return Colors.transparent;
}
final MaterialStateProperty<Color> fillColor =
MaterialStateColor.resolveWith(getFillColor);
Widget buildFrame() {
return Material(
child: Theme(
data: theme,
child: StatefulBuilder(
builder: (BuildContext context, StateSetter setState) {
return Checkbox(
focusNode: focusNode,
autofocus: true,
value: true,
fillColor: fillColor,
onChanged: (bool? value) { },
);
},
),
),
);
}
RenderBox getCheckboxRenderer() {
return tester.renderObject<RenderBox>(find.byType(Checkbox));
}
await tester.pumpWidget(buildFrame());
await tester.pumpAndSettle();
expect(focusNode.hasPrimaryFocus, isTrue);
expect(getCheckboxRenderer(), paints..path(color: focusedFillColor));
// Start hovering
final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
await gesture.addPointer();
await gesture.moveTo(tester.getCenter(find.byType(Checkbox)));
await tester.pumpAndSettle();
expect(getCheckboxRenderer(), paints..path(color: hoveredFillColor));
});
testWidgets('Checkbox respects shape and side', (WidgetTester tester) async {
const RoundedRectangleBorder roundedRectangleBorder =
RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(5)));
const BorderSide side = BorderSide(
width: 4,
color: Color(0xfff44336),
);
Widget buildApp() {
return MaterialApp(
theme: theme,
home: Material(
child: Center(
child: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return Checkbox(
value: false,
onChanged: (bool? newValue) {},
shape: roundedRectangleBorder,
side: side,
);
}),
),
),
);
}
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
expect(tester.widget<Checkbox>(find.byType(Checkbox)).shape, roundedRectangleBorder);
expect(tester.widget<Checkbox>(find.byType(Checkbox)).side, side);
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..drrect(
color: const Color(0xfff44336),
outer: RRect.fromLTRBR(15.0, 15.0, 33.0, 33.0, const Radius.circular(5)),
inner: RRect.fromLTRBR(19.0, 19.0, 29.0, 29.0, const Radius.circular(1)),
),
);
});
testWidgets('Checkbox default overlay color in active/pressed/focused/hovered states', (WidgetTester tester) async {
final FocusNode focusNode = FocusNode(debugLabel: 'Checkbox');
tester.binding.focusManager.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
final ColorScheme colors = theme.colorScheme;
final bool material3 = theme.useMaterial3;
Widget buildCheckbox({bool active = false, bool focused = false}) {
return MaterialApp(
theme: theme,
home: Scaffold(
body: Checkbox(
focusNode: focusNode,
autofocus: focused,
value: active,
onChanged: (_) { },
),
),
);
}
await tester.pumpWidget(buildCheckbox());
await tester.startGesture(tester.getCenter(find.byType(Checkbox)));
await tester.pumpAndSettle();
expect(
Material.of(tester.element(find.byType(Checkbox))),
material3
? (paints..circle(color: colors.primary.withOpacity(0.12)))
: (paints
..circle(color: theme.unselectedWidgetColor.withAlpha(kRadialReactionAlpha),)
),
reason: 'Default inactive pressed Checkbox should have overlay color from default fillColor',
);
await tester.pumpWidget(buildCheckbox(active: true));
await tester.startGesture(tester.getCenter(find.byType(Checkbox)));
await tester.pumpAndSettle();
expect(
Material.of(tester.element(find.byType(Checkbox))),
material3
? (paints..circle(color: colors.onSurface.withOpacity(0.12)))
: (paints
..circle(color: colors.secondary.withAlpha(kRadialReactionAlpha),)
),
reason: 'Default active pressed Checkbox should have overlay color from default fillColor',
);
await tester.pumpWidget(Container()); // reset test
await tester.pumpWidget(buildCheckbox(focused: true));
await tester.pumpAndSettle();
expect(focusNode.hasPrimaryFocus, isTrue);
expect(
Material.of(tester.element(find.byType(Checkbox))),
material3
? (paints..circle(color: colors.onSurface.withOpacity(0.12)))
: (paints..circle(color: theme.focusColor)),
reason: 'Focused Checkbox should use default focused overlay color',
);
await tester.pumpWidget(Container()); // reset test
await tester.pumpWidget(buildCheckbox());
final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
await gesture.addPointer();
await gesture.moveTo(tester.getCenter(find.byType(Checkbox)));
await tester.pumpAndSettle();
expect(
Material.of(tester.element(find.byType(Checkbox))),
material3
? (paints..circle(color: colors.onSurface.withOpacity(0.08)))
: (paints..circle(color: theme.hoverColor)),
reason: 'Hovered Checkbox should use default hovered overlay color',
);
});
testWidgets('Checkbox overlay color resolves in active/pressed/focused/hovered states', (WidgetTester tester) async {
final FocusNode focusNode = FocusNode(debugLabel: 'Checkbox');
tester.binding.focusManager.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
const Color fillColor = Color(0xFF000000);
const Color activePressedOverlayColor = Color(0xFF000001);
const Color inactivePressedOverlayColor = Color(0xFF000002);
const Color hoverOverlayColor = Color(0xFF000003);
const Color focusOverlayColor = Color(0xFF000004);
const Color hoverColor = Color(0xFF000005);
const Color focusColor = Color(0xFF000006);
Color? getOverlayColor(Set<MaterialState> states) {
if (states.contains(MaterialState.pressed)) {
if (states.contains(MaterialState.selected)) {
return activePressedOverlayColor;
}
return inactivePressedOverlayColor;
}
if (states.contains(MaterialState.hovered)) {
return hoverOverlayColor;
}
if (states.contains(MaterialState.focused)) {
return focusOverlayColor;
}
return null;
}
const double splashRadius = 24.0;
Widget buildCheckbox({bool active = false, bool focused = false, bool useOverlay = true}) {
return MaterialApp(
theme: theme,
home: Scaffold(
body: Checkbox(
focusNode: focusNode,
autofocus: focused,
value: active,
onChanged: (_) { },
fillColor: const MaterialStatePropertyAll<Color>(fillColor),
overlayColor: useOverlay ? MaterialStateProperty.resolveWith(getOverlayColor) : null,
hoverColor: hoverColor,
focusColor: focusColor,
splashRadius: splashRadius,
),
),
);
}
await tester.pumpWidget(buildCheckbox(useOverlay: false));
await tester.startGesture(tester.getCenter(find.byType(Checkbox)));
await tester.pumpAndSettle();
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..circle(
color: fillColor.withAlpha(kRadialReactionAlpha),
radius: splashRadius,
),
reason: 'Default inactive pressed Checkbox should have overlay color from fillColor',
);
await tester.pumpWidget(buildCheckbox(active: true, useOverlay: false));
await tester.startGesture(tester.getCenter(find.byType(Checkbox)));
await tester.pumpAndSettle();
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..circle(
color: fillColor.withAlpha(kRadialReactionAlpha),
radius: splashRadius,
),
reason: 'Default active pressed Checkbox should have overlay color from fillColor',
);
await tester.pumpWidget(buildCheckbox());
await tester.startGesture(tester.getCenter(find.byType(Checkbox)));
await tester.pumpAndSettle();
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..circle(
color: inactivePressedOverlayColor,
radius: splashRadius,
),
reason: 'Inactive pressed Checkbox should have overlay color: $inactivePressedOverlayColor',
);
await tester.pumpWidget(buildCheckbox(active: true));
await tester.startGesture(tester.getCenter(find.byType(Checkbox)));
await tester.pumpAndSettle();
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..circle(
color: activePressedOverlayColor,
radius: splashRadius,
),
reason: 'Active pressed Checkbox should have overlay color: $activePressedOverlayColor',
);
await tester.pumpWidget(Container()); // reset test
await tester.pumpWidget(buildCheckbox(focused: true));
await tester.pumpAndSettle();
expect(focusNode.hasPrimaryFocus, isTrue);
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..circle(
color: focusOverlayColor,
radius: splashRadius,
),
reason: 'Focused Checkbox should use overlay color $focusOverlayColor over $focusColor',
);
// Start hovering
final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
await gesture.addPointer();
await gesture.moveTo(tester.getCenter(find.byType(Checkbox)));
await tester.pumpAndSettle();
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..circle(
color: hoverOverlayColor,
radius: splashRadius,
),
reason: 'Hovered Checkbox should use overlay color $hoverOverlayColor over $hoverColor',
);
});
testWidgets('Tristate Checkbox overlay color resolves in pressed active/inactive states', (WidgetTester tester) async {
const Color activePressedOverlayColor = Color(0xFF000001);
const Color inactivePressedOverlayColor = Color(0xFF000002);
Color? getOverlayColor(Set<MaterialState> states) {
if (states.contains(MaterialState.pressed)) {
if (states.contains(MaterialState.selected)) {
return activePressedOverlayColor;
}
return inactivePressedOverlayColor;
}
return null;
}
const double splashRadius = 24.0;
TestGesture gesture;
bool? value = false;
Widget buildTristateCheckbox() {
return MaterialApp(
theme: theme,
home: Scaffold(
body: StatefulBuilder(
builder: (BuildContext context, StateSetter setState) {
return Checkbox(
value: value,
tristate: true,
onChanged: (bool? v) {
setState(() {
value = v;
});
},
overlayColor: MaterialStateProperty.resolveWith(getOverlayColor),
splashRadius: splashRadius,
);
},
),
),
);
}
// The checkbox is inactive.
await tester.pumpWidget(buildTristateCheckbox());
gesture = await tester.press(find.byType(Checkbox));
await tester.pumpAndSettle();
expect(value, false);
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..circle(
color: inactivePressedOverlayColor,
radius: splashRadius,
),
reason: 'Inactive pressed Checkbox should have overlay color: $inactivePressedOverlayColor',
);
// The checkbox is active.
await gesture.up();
gesture = await tester.press(find.byType(Checkbox));
await tester.pumpAndSettle();
expect(value, true);
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..circle(
color: activePressedOverlayColor,
radius: splashRadius,
),
reason: 'Active pressed Checkbox should have overlay color: $activePressedOverlayColor',
);
// The checkbox is active in tri-state.
await gesture.up();
gesture = await tester.press(find.byType(Checkbox));
await tester.pumpAndSettle();
expect(value, null);
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..circle(
color: activePressedOverlayColor,
radius: splashRadius,
),
reason: 'Active (tristate) pressed Checkbox should have overlay color: $activePressedOverlayColor',
);
// The checkbox is inactive again.
await gesture.up();
gesture = await tester.press(find.byType(Checkbox));
await tester.pumpAndSettle();
expect(value, false);
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..circle(
color: inactivePressedOverlayColor,
radius: splashRadius,
),
reason: 'Inactive pressed Checkbox should have overlay color: $inactivePressedOverlayColor',
);
await gesture.up();
});
testWidgets('Do not crash when widget disappears while pointer is down', (WidgetTester tester) async {
Widget buildCheckbox(bool show) {
return MaterialApp(
theme: theme,
home: Material(
child: Center(
child: show ? Checkbox(value: true, onChanged: (_) { }) : Container(),
),
),
);
}
await tester.pumpWidget(buildCheckbox(true));
final Offset center = tester.getCenter(find.byType(Checkbox));
// Put a pointer down on the screen.
final TestGesture gesture = await tester.startGesture(center);
await tester.pump();
// While the pointer is down, the widget disappears.
await tester.pumpWidget(buildCheckbox(false));
expect(find.byType(Checkbox), findsNothing);
// Release pointer after widget disappeared.
await gesture.up();
});
testWidgets('Checkbox BorderSide side only applies when unselected', (WidgetTester tester) async {
const Color borderColor = Color(0xfff44336);
const Color activeColor = Color(0xff123456);
const BorderSide side = BorderSide(
width: 4,
color: borderColor,
);
Widget buildApp({ bool? value, bool enabled = true }) {
return MaterialApp(
theme: theme,
home: Material(
child: Center(
child: Checkbox(
value: value,
tristate: value == null,
activeColor: activeColor,
onChanged: enabled ? (bool? newValue) { } : null,
side: side,
),
),
),
);
}
RenderBox getCheckboxRenderer() {
return tester.renderObject<RenderBox>(find.byType(Checkbox));
}
void expectBorder() {
expect(
getCheckboxRenderer(),
paints
..drrect(
color: borderColor,
outer: RRect.fromLTRBR(15, 15, 33, 33, const Radius.circular(1)),
inner: RRect.fromLTRBR(19, 19, 29, 29, Radius.zero),
),
);
}
// Checkbox is unselected, so the specified BorderSide appears.
await tester.pumpWidget(buildApp(value: false));
await tester.pumpAndSettle();
expectBorder();
await tester.pumpWidget(buildApp(value: false, enabled: false));
await tester.pumpAndSettle();
expectBorder();
// Checkbox is selected/indeterminate, so the specified BorderSide is transparent
await tester.pumpWidget(buildApp(value: true));
await tester.pumpAndSettle();
expect(getCheckboxRenderer(), paints..drrect(color: Colors.transparent));
expect(getCheckboxRenderer(), paints..path(color: activeColor)); // checkbox fill
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
expect(getCheckboxRenderer(), paints..drrect(color: Colors.transparent));
expect(getCheckboxRenderer(), paints..path(color: activeColor)); // checkbox fill
});
testWidgets('Checkbox MaterialStateBorderSide applies unconditionally', (WidgetTester tester) async {
const Color borderColor = Color(0xfff44336);
const BorderSide side = BorderSide(
width: 4,
color: borderColor,
);
Widget buildApp({ bool? value, bool enabled = true }) {
return MaterialApp(
theme: theme,
home: Material(
child: Center(
child: Checkbox(
value: value,
tristate: value == null,
onChanged: enabled ? (bool? newValue) { } : null,
side: MaterialStateBorderSide.resolveWith((Set<MaterialState> states) => side),
),
),
),
);
}
void expectBorder() {
expect(
tester.renderObject<RenderBox>(find.byType(Checkbox)),
paints
..drrect(
color: borderColor,
outer: RRect.fromLTRBR(15, 15, 33, 33, const Radius.circular(1)),
inner: RRect.fromLTRBR(19, 19, 29, 29, Radius.zero),
),
);
}
await tester.pumpWidget(buildApp(value: false));
await tester.pumpAndSettle();
expectBorder();
await tester.pumpWidget(buildApp(value: false, enabled: false));
await tester.pumpAndSettle();
expectBorder();
await tester.pumpWidget(buildApp(value: true));
await tester.pumpAndSettle();
expectBorder();
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
expectBorder();
});
testWidgets('disabled checkbox shows tooltip', (WidgetTester tester) async {
const String longPressTooltip = 'long press tooltip';
const String tapTooltip = 'tap tooltip';
await tester.pumpWidget(
const MaterialApp(
home: Material(
child: Tooltip(
message: longPressTooltip,
child: Checkbox(value: true, onChanged: null),
),
),
)
);
// Default tooltip shows up after long pressed.
final Finder tooltip0 = find.byType(Tooltip);
expect(find.text(longPressTooltip), findsNothing);
await tester.tap(tooltip0);
await tester.pump(const Duration(milliseconds: 10));
expect(find.text(longPressTooltip), findsNothing);
final TestGesture gestureLongPress = await tester.startGesture(tester.getCenter(tooltip0));
await tester.pump();
await tester.pump(kLongPressTimeout);
await gestureLongPress.up();
await tester.pump();
expect(find.text(longPressTooltip), findsOneWidget);
// Tooltip shows up after tapping when set triggerMode to TooltipTriggerMode.tap.
await tester.pumpWidget(
const MaterialApp(
home: Material(
child: Tooltip(
triggerMode: TooltipTriggerMode.tap,
message: tapTooltip,
child: Checkbox(value: true, onChanged: null),
),
),
)
);
final Finder tooltip1 = find.byType(Tooltip);
expect(find.text(tapTooltip), findsNothing);
await tester.tap(tooltip1);
await tester.pump(const Duration(milliseconds: 10));
expect(find.text(tapTooltip), findsOneWidget);
});
testWidgets('Checkbox has default error color when isError is set to true - M3', (WidgetTester tester) async {
final FocusNode focusNode = FocusNode(debugLabel: 'Checkbox');
final ThemeData themeData = ThemeData(useMaterial3: true);
tester.binding.focusManager.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
bool? value = true;
Widget buildApp({bool autoFocus = true}) {
return MaterialApp(
theme: themeData,
home: Material(
child: Center(
child: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return Checkbox(
isError: true,
value: value,
onChanged: (bool? newValue) {
setState(() {
value = newValue;
});
},
autofocus: autoFocus,
focusNode: focusNode,
);
}),
),
),
);
}
// Focused
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
expect(focusNode.hasPrimaryFocus, isTrue);
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints..circle(color: themeData.colorScheme.error.withOpacity(0.12))..path(color: themeData.colorScheme.error)..path(color: themeData.colorScheme.onError)
);
// Default color
await tester.pumpWidget(Container());
await tester.pumpWidget(buildApp(autoFocus: false));
await tester.pumpAndSettle();
expect(focusNode.hasPrimaryFocus, isFalse);
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints..path(color: themeData.colorScheme.error)..path(color: themeData.colorScheme.onError)
);
// Start hovering
final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
await gesture.addPointer();
await gesture.moveTo(tester.getCenter(find.byType(Checkbox)));
await tester.pumpAndSettle();
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..circle(color: themeData.colorScheme.error.withOpacity(0.08))
..path(color: themeData.colorScheme.error)
);
// Start pressing
final TestGesture gestureLongPress = await tester.startGesture(tester.getCenter(find.byType(Checkbox)));
await tester.pump();
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..circle(color: themeData.colorScheme.error.withOpacity(0.12))
..path(color: themeData.colorScheme.error)
);
await gestureLongPress.up();
await tester.pump();
});
testWidgets('Checkbox MaterialStateBorderSide applies in error states - M3', (WidgetTester tester) async {
final FocusNode focusNode = FocusNode(debugLabel: 'Checkbox');
final ThemeData themeData = ThemeData(useMaterial3: true);
const Color borderColor = Color(0xffffeb3b);
tester.binding.focusManager.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
bool? value = false;
Widget buildApp({bool autoFocus = true}) {
return MaterialApp(
theme: themeData,
home: Material(
child: Center(
child: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return Checkbox(
isError: true,
side: MaterialStateBorderSide.resolveWith((Set<MaterialState> states) {
if (states.contains(MaterialState.error)) {
return const BorderSide(color: borderColor, width: 4);
}
return const BorderSide(color: Colors.red, width: 2);
}),
value: value,
onChanged: (bool? newValue) {
setState(() {
value = newValue;
});
},
autofocus: autoFocus,
focusNode: focusNode,
);
}),
),
),
);
}
void expectBorder() {
expect(
tester.renderObject<RenderBox>(find.byType(Checkbox)),
paints
..drrect(
color: borderColor,
outer: RRect.fromLTRBR(15, 15, 33, 33, const Radius.circular(2)),
inner: RRect.fromLTRBR(19, 19, 29, 29, Radius.zero),
),
);
}
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
expectBorder();
// Focused
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
expect(focusNode.hasPrimaryFocus, isTrue);
expectBorder();
// Default color
await tester.pumpWidget(Container());
await tester.pumpWidget(buildApp(autoFocus: false));
await tester.pumpAndSettle();
expect(focusNode.hasPrimaryFocus, isFalse);
expectBorder();
// Start hovering
final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
await gesture.addPointer();
await gesture.moveTo(tester.getCenter(find.byType(Checkbox)));
await tester.pumpAndSettle();
expectBorder();
// Start pressing
final TestGesture gestureLongPress = await tester.startGesture(tester.getCenter(find.byType(Checkbox)));
await tester.pump();
expectBorder();
await gestureLongPress.up();
await tester.pump();
});
testWidgets('Checkbox has correct default shape - M3', (WidgetTester tester) async {
final ThemeData themeData = ThemeData(useMaterial3: true);
Widget buildApp() {
return MaterialApp(
theme: themeData,
home: Material(
child: Center(
child: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return Checkbox(
value: false,
onChanged: (bool? newValue) {},
);
}),
),
),
);
}
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
final OutlinedBorder? expectedShape = themeData.checkboxTheme.shape;
expect(tester.widget<Checkbox>(find.byType(Checkbox)).shape, expectedShape);
expect(
Material.of(tester.element(find.byType(Checkbox))),
paints
..drrect(
outer: RRect.fromLTRBR(15.0, 15.0, 33.0, 33.0, const Radius.circular(2)),
inner: RRect.fromLTRBR(17.0, 17.0, 31.0, 31.0, Radius.zero),
),
);
});
testWidgets('Checkbox.adaptive shows the correct platform widget', (WidgetTester tester) async {
Widget buildApp(TargetPlatform platform) {
return MaterialApp(
theme: ThemeData(platform: platform),
home: Material(
child: Center(
child: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return Checkbox.adaptive(
value: false,
onChanged: (bool? newValue) {},
);
}),
),
),
);
}
for (final TargetPlatform platform in <TargetPlatform>[ TargetPlatform.iOS, TargetPlatform.macOS ]) {
await tester.pumpWidget(buildApp(platform));
await tester.pumpAndSettle();
expect(find.byType(CupertinoCheckbox), findsOneWidget);
}
for (final TargetPlatform platform in <TargetPlatform>[ TargetPlatform.android, TargetPlatform.fuchsia, TargetPlatform.linux, TargetPlatform.windows ]) {
await tester.pumpWidget(buildApp(platform));
await tester.pumpAndSettle();
expect(find.byType(CupertinoCheckbox), findsNothing);
}
});
testWidgets('Checkbox respects fillColor when it is unchecked', (WidgetTester tester) async {
const Color activeBackgroundColor = Color(0xff123456);
const Color inactiveBackgroundColor = Color(0xff654321);
Widget buildApp({ bool enabled = true }) {
return MaterialApp(
theme: theme,
home: Material(
child: Center(
child: Checkbox(
fillColor: MaterialStateProperty.resolveWith((Set<MaterialState> states) {
if (states.contains(MaterialState.selected)) {
return activeBackgroundColor;
}
return inactiveBackgroundColor;
}),
value: false,
onChanged: enabled ? (bool? newValue) { } : null,
),
),
),
);
}
RenderBox getCheckboxRenderer() {
return tester.renderObject<RenderBox>(find.byType(Checkbox));
}
// Checkbox is unselected, so the default BorderSide appears and fillColor is checkbox's background color.
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
expect(
getCheckboxRenderer(),
paints
..drrect(
color: theme.useMaterial3 ? theme.colorScheme.onSurfaceVariant : theme.unselectedWidgetColor,
),
);
expect(getCheckboxRenderer(), paints..path(color: inactiveBackgroundColor));
await tester.pumpWidget(buildApp(enabled: false));
await tester.pumpAndSettle();
expect(
getCheckboxRenderer(),
paints
..drrect(
color: theme.useMaterial3 ? theme.colorScheme.onSurface.withOpacity(0.38) : theme.disabledColor,
),
);
expect(getCheckboxRenderer(), paints..path(color: inactiveBackgroundColor));
});
}
class _SelectedGrabMouseCursor extends MaterialStateMouseCursor {
const _SelectedGrabMouseCursor();
@override
MouseCursor resolve(Set<MaterialState> states) {
if (states.contains(MaterialState.selected)) {
return SystemMouseCursors.grab;
}
return SystemMouseCursors.basic;
}
@override
String get debugDescription => '_SelectedGrabMouseCursor()';
}