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

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Merged
merged 2 commits into from
Apr 19, 2024
Merged

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

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1594d1b
Add test for animated_padding.0.dart API example.
ksokolovskyi Apr 13, 2024
32079ae
Double literal fix
ksokolovskyi Apr 17, 2024
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1 change: 0 additions & 1 deletion dev/bots/check_code_samples.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -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/dismissible/dismissible.0_test.dart',
'examples/api/test/widgets/scroll_view/custom_scroll_view.1_test.dart',
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50 changes: 50 additions & 0 deletions examples/api/test/widgets/implicit_animations/animated_padding.0_test.dart
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Original file line number Diff line number Diff line change
@@ -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)));
},
);
}