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Contributes to https://github.com/flutter/flutter/issues/130459 It adds test for - `examples/api/lib/material/banner/material_banner.0.dart` - `examples/api/lib/material/banner/material_banner.2.dart` ## Pre-launch Checklist - [x] I read the [Contributor Guide] and followed the process outlined there for submitting PRs. - [x] I read the [Tree Hygiene] wiki page, which explains my responsibilities. - [x] I read and followed the [Flutter Style Guide], including [Features we expect every widget to implement]. - [x] I signed the [CLA]. - [x] I listed at least one issue that this PR fixes in the description above. - [x] I updated/added relevant documentation (doc comments with `///`). - [x] I added new tests to check the change I am making, or this PR is [test-exempt]. - [x] I followed the [breaking change policy] and added [Data Driven Fixes] where supported. - [x] All existing and new tests are passing. If you need help, consider asking for advice on the #hackers-new channel on [Discord]. <!-- Links --> [Contributor Guide]: https://github.com/flutter/flutter/wiki/Tree-hygiene#overview [Tree Hygiene]: https://github.com/flutter/flutter/wiki/Tree-hygiene [test-exempt]: https://github.com/flutter/flutter/wiki/Tree-hygiene#tests [Flutter Style Guide]: https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo [Features we expect every widget to implement]: https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo#features-we-expect-every-widget-to-implement [CLA]: https://cla.developers.google.com/ [flutter/tests]: https://github.com/flutter/tests [breaking change policy]: https://github.com/flutter/flutter/wiki/Tree-hygiene#handling-breaking-changes [Discord]: https://github.com/flutter/flutter/wiki/Chat [Data Driven Fixes]: https://github.com/flutter/flutter/wiki/Data-driven-Fixes
26 lines
959 B
Dart
26 lines
959 B
Dart
// Copyright 2014 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'package:flutter/material.dart';
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import 'package:flutter_api_samples/material/banner/material_banner.1.dart' as example;
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import 'package:flutter_test/flutter_test.dart';
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void main() {
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testWidgets('BottomNavigationBar Updates Screen Content', (WidgetTester tester) async {
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await tester.pumpWidget(
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const example.MaterialBannerExampleApp(),
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);
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expect(find.byType(MaterialBanner), findsNothing);
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await tester.tap(find.widgetWithText(ElevatedButton, 'Show MaterialBanner'));
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await tester.pumpAndSettle();
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expect(find.byType(MaterialBanner), findsOne);
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expect(find.text('Hello, I am a Material Banner'), findsOne);
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expect(find.byIcon(Icons.agriculture_outlined), findsOne);
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expect(find.widgetWithText(TextButton, 'DISMISS'), findsOne);
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});
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}
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