blob: 711efc0e273c1d50bafed0038542d0718f7223d1 [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' show window;
import 'package:flutter/rendering.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_test/flutter_test.dart';
void main() {
testWidgets('provides a value to the layer tree', (WidgetTester tester) async {
await tester.pumpWidget(
const AnnotatedRegion<int>(
child: SizedBox(width: 100.0, height: 100.0),
value: 1,
),
);
final List<Layer> layers = tester.layers;
final AnnotatedRegionLayer<int> layer = layers.whereType<AnnotatedRegionLayer<int>>().first;
expect(layer.value, 1);
});
testWidgets('provides a value to the layer tree in a particular region', (WidgetTester tester) async {
await tester.pumpWidget(
Transform.translate(
offset: const Offset(25.0, 25.0),
child: const AnnotatedRegion<int>(
child: SizedBox(width: 100.0, height: 100.0),
value: 1,
),
),
);
int result = RendererBinding.instance.renderView.debugLayer.find<int>(Offset(
10.0 * window.devicePixelRatio,
10.0 * window.devicePixelRatio,
));
expect(result, null);
result = RendererBinding.instance.renderView.debugLayer.find<int>(Offset(
50.0 * window.devicePixelRatio,
50.0 * window.devicePixelRatio,
));
expect(result, 1);
});
}