blob: 343d97b5259442d5aa8a2de185792fc94fc3900c [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 'package:flutter/cupertino.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/services.dart';
import 'package:flutter_test/flutter_test.dart';
import '../rendering/mock_canvas.dart';
import '../widgets/semantics_tester.dart';
void main() {
testWidgets('Radio control test', (WidgetTester tester) async {
final Key key = UniqueKey();
final List<int?> log = <int?>[];
await tester.pumpWidget(CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
key: key,
value: 1,
groupValue: 2,
onChanged: log.add,
),
),
));
await tester.tap(find.byKey(key));
expect(log, equals(<int>[1]));
log.clear();
await tester.pumpWidget(CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
key: key,
value: 1,
groupValue: 1,
onChanged: log.add,
activeColor: CupertinoColors.systemGreen,
),
),
));
await tester.tap(find.byKey(key));
expect(log, isEmpty);
await tester.pumpWidget(CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
key: key,
value: 1,
groupValue: 2,
onChanged: null,
),
),
));
await tester.tap(find.byKey(key));
expect(log, isEmpty);
});
testWidgets('Radio can be toggled when toggleable is set', (WidgetTester tester) async {
final Key key = UniqueKey();
final List<int?> log = <int?>[];
await tester.pumpWidget(CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
key: key,
value: 1,
groupValue: 2,
onChanged: log.add,
toggleable: true,
),
),
));
await tester.tap(find.byKey(key));
expect(log, equals(<int>[1]));
log.clear();
await tester.pumpWidget(CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
key: key,
value: 1,
groupValue: 1,
onChanged: log.add,
toggleable: true,
),
),
));
await tester.tap(find.byKey(key));
expect(log, equals(<int?>[null]));
log.clear();
await tester.pumpWidget(CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
key: key,
value: 1,
groupValue: null,
onChanged: log.add,
toggleable: true,
),
),
));
await tester.tap(find.byKey(key));
expect(log, equals(<int>[1]));
});
testWidgets('Radio selected semantics - platform adaptive', (WidgetTester tester) async {
final SemanticsTester semantics = SemanticsTester(tester);
await tester.pumpWidget(CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
value: 1,
groupValue: 1,
onChanged: (int? i) { },
),
),
));
final bool isApple = defaultTargetPlatform == TargetPlatform.iOS ||
defaultTargetPlatform == TargetPlatform.macOS;
expect(
semantics,
includesNodeWith(
flags: <SemanticsFlag>[
SemanticsFlag.isInMutuallyExclusiveGroup,
SemanticsFlag.hasCheckedState,
SemanticsFlag.hasEnabledState,
SemanticsFlag.isEnabled,
SemanticsFlag.isFocusable,
SemanticsFlag.isChecked,
if (isApple) SemanticsFlag.isSelected,
],
actions: <SemanticsAction>[
SemanticsAction.tap,
],
),
);
semantics.dispose();
}, variant: TargetPlatformVariant.all());
testWidgets('Radio semantics', (WidgetTester tester) async {
final SemanticsTester semantics = SemanticsTester(tester);
await tester.pumpWidget(CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
value: 1,
groupValue: 2,
onChanged: (int? i) { },
),
),
));
expect(tester.getSemantics(find.byType(Focus).last), matchesSemantics(
hasCheckedState: true,
hasEnabledState: true,
isEnabled: true,
hasTapAction: true,
isFocusable: true,
isInMutuallyExclusiveGroup: true,
));
await tester.pumpWidget(CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
value: 2,
groupValue: 2,
onChanged: (int? i) { },
),
),
));
expect(tester.getSemantics(find.byType(Focus).last), matchesSemantics(
hasCheckedState: true,
hasEnabledState: true,
isEnabled: true,
hasTapAction: true,
isFocusable: true,
isInMutuallyExclusiveGroup: true,
isChecked: true,
));
await tester.pumpWidget(const CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
value: 1,
groupValue: 2,
onChanged: null,
),
),
));
expect(tester.getSemantics(find.byType(Focus).last), matchesSemantics(
hasCheckedState: true,
hasEnabledState: true,
isFocusable: true,
isInMutuallyExclusiveGroup: true,
));
await tester.pump();
// Now the isFocusable should be gone.
expect(tester.getSemantics(find.byType(Focus).last), matchesSemantics(
hasCheckedState: true,
hasEnabledState: true,
isInMutuallyExclusiveGroup: true,
));
await tester.pumpWidget(const CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
value: 2,
groupValue: 2,
onChanged: null,
),
),
));
expect(tester.getSemantics(find.byType(Focus).last), matchesSemantics(
hasCheckedState: true,
hasEnabledState: true,
isChecked: true,
isInMutuallyExclusiveGroup: true,
));
semantics.dispose();
});
testWidgets('has semantic events', (WidgetTester tester) async {
final SemanticsTester semantics = SemanticsTester(tester);
final Key key = UniqueKey();
dynamic semanticEvent;
int? radioValue = 2;
tester.binding.defaultBinaryMessenger.setMockDecodedMessageHandler<dynamic>(SystemChannels.accessibility, (dynamic message) async {
semanticEvent = message;
});
await tester.pumpWidget(CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
key: key,
value: 1,
groupValue: radioValue,
onChanged: (int? i) {
radioValue = i;
},
),
),
));
await tester.tap(find.byKey(key));
final RenderObject object = tester.firstRenderObject(find.byKey(key));
expect(radioValue, 1);
expect(semanticEvent, <String, dynamic>{
'type': 'tap',
'nodeId': object.debugSemantics!.id,
'data': <String, dynamic>{},
});
expect(object.debugSemantics!.getSemanticsData().hasAction(SemanticsAction.tap), true);
semantics.dispose();
tester.binding.defaultBinaryMessenger.setMockDecodedMessageHandler<dynamic>(SystemChannels.accessibility, null);
});
testWidgets('Radio can be controlled by keyboard shortcuts', (WidgetTester tester) async {
tester.binding.focusManager.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
int? groupValue = 1;
const Key radioKey0 = Key('radio0');
const Key radioKey1 = Key('radio1');
const Key radioKey2 = Key('radio2');
final FocusNode focusNode2 = FocusNode(debugLabel: 'radio2');
Widget buildApp({bool enabled = true}) {
return CupertinoApp(
home: Center(
child: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return SizedBox(
width: 200,
height: 100,
child: Row(
children: <Widget>[
CupertinoRadio<int>(
key: radioKey0,
value: 0,
onChanged: enabled ? (int? newValue) {
setState(() {
groupValue = newValue;
});
} : null,
groupValue: groupValue,
autofocus: true,
),
CupertinoRadio<int>(
key: radioKey1,
value: 1,
onChanged: enabled ? (int? newValue) {
setState(() {
groupValue = newValue;
});
} : null,
groupValue: groupValue,
),
CupertinoRadio<int>(
key: radioKey2,
value: 2,
onChanged: enabled ? (int? newValue) {
setState(() {
groupValue = newValue;
});
} : null,
groupValue: groupValue,
focusNode: focusNode2,
),
],
),
);
}),
),
);
}
await tester.pumpWidget(buildApp());
await tester.pumpAndSettle();
await tester.sendKeyEvent(LogicalKeyboardKey.enter);
await tester.pumpAndSettle();
// On web, radios don't respond to the enter key.
expect(groupValue, kIsWeb ? equals(1) : equals(0));
focusNode2.requestFocus();
await tester.pumpAndSettle();
await tester.sendKeyEvent(LogicalKeyboardKey.space);
await tester.pumpAndSettle();
expect(groupValue, equals(2));
});
testWidgets('Show a checkmark when useCheckmarkStyle is true', (WidgetTester tester) async {
await tester.pumpWidget(CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
value: 1,
groupValue: 1,
onChanged: (int? i) { },
),
),
));
await tester.pumpAndSettle();
// Has no checkmark when useCheckmarkStyle is false
expect(
tester.firstRenderObject<RenderBox>(find.byType(CupertinoRadio<int>)),
isNot(paints..path())
);
await tester.pumpWidget(CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
value: 1,
groupValue: 2,
useCheckmarkStyle: true,
onChanged: (int? i) { },
),
),
));
await tester.pumpAndSettle();
// Has no checkmark when group value doesn't match the value
expect(
tester.firstRenderObject<RenderBox>(find.byType(CupertinoRadio<int>)),
isNot(paints..path())
);
await tester.pumpWidget(CupertinoApp(
home: Center(
child: CupertinoRadio<int>(
value: 1,
groupValue: 1,
useCheckmarkStyle: true,
onChanged: (int? i) { },
),
),
));
await tester.pumpAndSettle();
// Draws a path to show the checkmark when toggled on
expect(
tester.firstRenderObject<RenderBox>(find.byType(CupertinoRadio<int>)),
paints..path()
);
});
testWidgets('Do not crash when widget disappears while pointer is down', (WidgetTester tester) async {
final Key key = UniqueKey();
Widget buildRadio(bool show) {
return CupertinoApp(
home: Center(
child: show ? CupertinoRadio<bool>(key: key, value: true, groupValue: false, onChanged: (_) { }) : Container(),
),
);
}
await tester.pumpWidget(buildRadio(true));
final Offset center = tester.getCenter(find.byKey(key));
// 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(buildRadio(false));
expect(find.byKey(key), findsNothing);
// Release pointer after widget disappeared.
await gesture.up();
});
}