22// Use of this source code is governed by a BSD-style license that can be
33// found in the LICENSE file.
44
5+ import 'package:flutter/src/rendering/performance_overlay.dart' ;
56import 'package:flutter/widgets.dart' ;
67import 'package:flutter_test/flutter_test.dart' ;
78
@@ -10,4 +11,30 @@ void main() {
1011 await tester.pumpWidget (const PerformanceOverlay ());
1112 await tester.pumpWidget (PerformanceOverlay .allEnabled ());
1213 });
14+
15+ testWidgets ('update widget field checkerboardRasterCacheImages' ,
16+ (WidgetTester tester) async {
17+ await tester.pumpWidget (const PerformanceOverlay ());
18+ await tester.pumpWidget (
19+ const PerformanceOverlay (checkerboardRasterCacheImages: true ));
20+ final Finder finder = find.byType (PerformanceOverlay );
21+ expect (
22+ tester
23+ .renderObject <RenderPerformanceOverlay >(finder)
24+ .checkerboardRasterCacheImages,
25+ true );
26+ });
27+
28+ testWidgets ('update widget field checkerboardOffscreenLayers' ,
29+ (WidgetTester tester) async {
30+ await tester.pumpWidget (const PerformanceOverlay ());
31+ await tester.pumpWidget (
32+ const PerformanceOverlay (checkerboardOffscreenLayers: true ));
33+ final Finder finder = find.byType (PerformanceOverlay );
34+ expect (
35+ tester
36+ .renderObject <RenderPerformanceOverlay >(finder)
37+ .checkerboardOffscreenLayers,
38+ true );
39+ });
1340}
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