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Add tests for material_state_mouse_cursor.0.dart API example. (#145987)

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This PR contributes to https://github.com/flutter/flutter/issues/130459

### Description
- Updates `examples/api/lib/material/material_state/material_state_mouse_cursor.0.dart` to allow enable/disable `ListTile` in tests;
- Adds tests for `examples/api/lib/material/material_state/material_state_mouse_cursor.0.dart`.
This commit is contained in:
Kostia Sokolovskyi 2024-04-03 04:39:46 +02:00 committed by GitHub
parent 69db714fbb
commit e6f078fff5
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3 changed files with 92 additions and 7 deletions
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1
dev/bots/check_code_samples.dart
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@ -313,7 +313,6 @@ final Set<String> _knownMissingTests = <String>{
'examples/api/test/material/bottom_app_bar/bottom_app_bar.1_test.dart',
'examples/api/test/material/theme/theme_extension.1_test.dart',
'examples/api/test/material/material_state/material_state_border_side.0_test.dart',
'examples/api/test/material/material_state/material_state_mouse_cursor.0_test.dart',
'examples/api/test/material/material_state/material_state_outlined_border.0_test.dart',
'examples/api/test/material/material_state/material_state_property.0_test.dart',
'examples/api/test/material/selectable_region/selectable_region.0_test.dart',

21
examples/api/lib/material/material_state/material_state_mouse_cursor.0.dart
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@ -17,7 +17,10 @@ class MaterialStateMouseCursorExampleApp extends StatelessWidget {
home: Scaffold(
appBar: AppBar(title: const Text('MaterialStateMouseCursor Sample')),
body: const Center(
child: MaterialStateMouseCursorExample(),
child: MaterialStateMouseCursorExample(
// TRY THIS: Switch to get a different mouse cursor while hovering ListTile.
enabled: false,
),
),
),
);
@ -40,14 +43,20 @@ class ListTileCursor extends MaterialStateMouseCursor {
}
class MaterialStateMouseCursorExample extends StatelessWidget {
const MaterialStateMouseCursorExample({super.key});
const MaterialStateMouseCursorExample({
required this.enabled,
super.key,
});
final bool enabled;
@override
Widget build(BuildContext context) {
return const ListTile(
title: Text('Disabled ListTile'),
enabled: false,
mouseCursor: ListTileCursor(),
return ListTile(
title: const Text('ListTile'),
enabled: enabled,
onTap: () {},
mouseCursor: const ListTileCursor(),
);
}
}

77
examples/api/test/material/material_state/material_state_mouse_cursor.0_test.dart Normal file
View File

@ -0,0 +1,77 @@
// 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/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter_api_samples/material/material_state/material_state_mouse_cursor.0.dart'
as example;
import 'package:flutter_test/flutter_test.dart';
void main() {
testWidgets(
'MaterialStateMouseCursorExampleApp displays ListTile',
(WidgetTester tester) async {
await tester.pumpWidget(
const example.MaterialStateMouseCursorExampleApp(),
);
expect(find.byType(ListTile), findsOneWidget);
expect(find.text('ListTile'), findsOneWidget);
},
);
testWidgets(
'ListTile displays correct mouse cursor when enabled',
(WidgetTester tester) async {
await tester.pumpWidget(
const MaterialApp(
home: Scaffold(
body: example.MaterialStateMouseCursorExample(enabled: true),
),
),
);
final TestGesture gesture = await tester.createGesture(
kind: PointerDeviceKind.mouse,
);
await gesture.addPointer(
location: tester.getCenter(find.byType(ListTile)),
);
addTearDown(gesture.removePointer);
expect(
RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1),
SystemMouseCursors.click,
);
},
);
testWidgets(
'ListTile displays correct mouse cursor when disabled',
(WidgetTester tester) async {
await tester.pumpWidget(
const MaterialApp(
home: Scaffold(
body: example.MaterialStateMouseCursorExample(enabled: false),
),
),
);
final TestGesture gesture = await tester.createGesture(
kind: PointerDeviceKind.mouse,
);
await gesture.addPointer(
location: tester.getCenter(find.byType(ListTile)),
);
addTearDown(gesture.removePointer);
expect(
RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1),
SystemMouseCursors.forbidden,
);
},
);
}