aves_mio18/.flutter/packages/flutter/test/rendering/painting_context_test.dart
2026-04-14 09:53:02 +02:00

32 lines
1.1 KiB
Dart

// 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/rendering.dart';
import 'package:flutter_test/flutter_test.dart';
import 'rendering_tester.dart';
void main() {
TestRenderingFlutterBinding.ensureInitialized();
test('PaintingContext.setIsComplexHint', () {
final layer = ContainerLayer();
final context = PaintingContext(layer, Rect.zero);
expect(layer.hasChildren, isFalse);
context.setIsComplexHint();
expect(layer.hasChildren, isTrue);
expect(layer.firstChild, isA<PictureLayer>());
expect((layer.firstChild! as PictureLayer).isComplexHint, isTrue);
});
test('PaintingContext.setWillChangeHint', () {
final layer = ContainerLayer();
final context = PaintingContext(layer, Rect.zero);
expect(layer.hasChildren, isFalse);
context.setWillChangeHint();
expect(layer.hasChildren, isTrue);
expect(layer.firstChild, isA<PictureLayer>());
expect((layer.firstChild! as PictureLayer).willChangeHint, isTrue);
});
}