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Add test for animated_padding.0.dart API example. (#146718)

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This PR contributes to https://github.com/flutter/flutter/issues/130459

### Description
- Adds `examples/api/test/widgets/implicit_animations/animated_padding.0_test.dart` test
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Kostia Sokolovskyi 2024-04-19 22:16:56 +02:00 committed by GitHub
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commit a4e9026589
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2 changed files with 50 additions and 1 deletions
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1
dev/bots/check_code_samples.dart
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@ -475,7 +475,6 @@ final Set<String> _knownMissingTests = <String>{
'examples/api/test/widgets/implicit_animations/animated_fractionally_sized_box.0_test.dart',
'examples/api/test/widgets/implicit_animations/animated_align.0_test.dart',
'examples/api/test/widgets/implicit_animations/animated_positioned.0_test.dart',
'examples/api/test/widgets/implicit_animations/animated_padding.0_test.dart',
'examples/api/test/widgets/implicit_animations/sliver_animated_opacity.0_test.dart',
'examples/api/test/widgets/scroll_view/custom_scroll_view.1_test.dart',
'examples/api/test/widgets/inherited_notifier/inherited_notifier.0_test.dart',

50
examples/api/test/widgets/implicit_animations/animated_padding.0_test.dart Normal file
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@ -0,0 +1,50 @@
// 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/implicit_animations/animated_padding.0.dart'
as example;
import 'package:flutter_test/flutter_test.dart';
void main() {
testWidgets(
'AnimatedPadding animates on ElevatedButton tap',
(WidgetTester tester) async {
await tester.pumpWidget(
const example.AnimatedPaddingExampleApp(),
);
Padding padding = tester.widget(
find.descendant(
of: find.byType(AnimatedPadding),
matching: find.byType(Padding),
),
);
expect(padding.padding, equals(EdgeInsets.zero));
await tester.tap(find.byType(ElevatedButton));
await tester.pump();
padding = tester.widget(
find.descendant(
of: find.byType(AnimatedPadding),
matching: find.byType(Padding),
),
);
expect(padding.padding, equals(EdgeInsets.zero));
// Advance animation to the end by the 2-second duration specified in
// the example app.
await tester.pump(const Duration(seconds: 2));
padding = tester.widget(
find.descendant(
of: find.byType(AnimatedPadding),
matching: find.byType(Padding),
),
);
expect(padding.padding, equals(const EdgeInsets.all(100.0)));
},
);
}