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Add test for scroll_metrics_notification.0.dart (#157768)

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Contributes to https://github.com/flutter/flutter/issues/130459

It adds a test for
- `examples/api/lib/widgets/scroll_position/scroll_metrics_notification.0.dart`
This commit is contained in:
Valentin Vignal 2024-10-30 13:46:21 +08:00 committed by GitHub
parent c051b69e2a
commit 1ec1c59d47
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2 changed files with 24 additions and 1 deletions
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1
dev/bots/check_code_samples.dart
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@ -310,7 +310,6 @@ class SampleChecker {
// See https://github.com/flutter/flutter/issues/130459
final Set<String> _knownMissingTests = <String>{
'examples/api/test/material/color_scheme/dynamic_content_color.0_test.dart',
'examples/api/test/widgets/scroll_position/scroll_metrics_notification.0_test.dart',
'examples/api/test/widgets/media_query/media_query_data.system_gesture_insets.0_test.dart',
'examples/api/test/widgets/image/image.frame_builder.0_test.dart',
'examples/api/test/widgets/image/image.loading_builder.0_test.dart',

24
examples/api/test/widgets/scroll_position/scroll_metrics_notification.0_test.dart Normal file
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@ -0,0 +1,24 @@
// 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/material.dart';
import 'package:flutter_api_samples/widgets/scroll_position/scroll_metrics_notification.0.dart'
as example;
import 'package:flutter_test/flutter_test.dart';
void main() {
testWidgets('A snackbar is shown when the scroll metrics change', (WidgetTester tester) async {
await tester.pumpWidget(
const example.ScrollMetricsDemo(),
);
expect(find.widgetWithText(AppBar, 'ScrollMetrics Demo'), findsOne);
expect(find.byType(FlutterLogo), findsOne);
await tester.tap(find.widgetWithIcon(FloatingActionButton, Icons.add));
await tester.pumpAndSettle();
expect(find.widgetWithText(SnackBar, 'Scroll metrics changed!'), findsOne);
});
}