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Add test for icon_button.3.dart (#149988)

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

It adds a test for
- `examples/api/lib/material/icon_button/icon_button.3.dart`
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Valentin Vignal 2024-06-18 23:03:59 +08:00 committed by GitHub
parent b44c67e2e8
commit f2c48afbb1
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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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@ -324,7 +324,6 @@ final Set<String> _knownMissingTests = <String>{
'examples/api/test/material/stepper/stepper.controls_builder.0_test.dart',
'examples/api/test/material/flexible_space_bar/flexible_space_bar.0_test.dart',
'examples/api/test/material/chip/deletable_chip_attributes.on_deleted.0_test.dart',
'examples/api/test/material/icon_button/icon_button.3_test.dart',
'examples/api/test/material/expansion_panel/expansion_panel_list.expansion_panel_list_radio.0_test.dart',
'examples/api/test/material/input_decorator/input_decoration.1_test.dart',
'examples/api/test/material/input_decorator/input_decoration.prefix_icon_constraints.0_test.dart',

50
examples/api/test/material/icon_button/icon_button.3_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/material/icon_button/icon_button.3.dart' as example;
import 'package:flutter_test/flutter_test.dart';
void main() {
testWidgets('It should select and unselect the icon buttons', (WidgetTester tester) async {
await tester.pumpWidget(
const example.IconButtonToggleApp(),
);
expect(find.widgetWithIcon(IconButton, Icons.settings_outlined), findsExactly(8));
final Finder unselectedIconButtons = find.widgetWithIcon(IconButton, Icons.settings_outlined);
for (int i = 0; i <= 6; i++) {
final IconButton button = tester.widget<IconButton>(unselectedIconButtons.at(i));
expect(button.onPressed, i.isEven ? isA<VoidCallback>() : isNull);
expect(button.isSelected, isFalse);
}
// Select the icons buttons.
for (int i = 0; i <= 3; i++) {
await tester.tap(unselectedIconButtons.at(2 * i));
}
await tester.pump();
expect(find.widgetWithIcon(IconButton, Icons.settings), findsExactly(8));
final Finder selectedIconButtons = find.widgetWithIcon(IconButton, Icons.settings);
for (int i = 0; i <= 6; i++) {
final IconButton button = tester.widget<IconButton>(selectedIconButtons.at(i));
expect(button.onPressed, i.isEven ? isA<VoidCallback>() : isNull);
expect(button.isSelected, isTrue);
}
// Unselect the icons buttons.
for (int i = 0; i <= 3; i++) {
await tester.tap(selectedIconButtons.at(2 * i));
}
await tester.pump();
expect(find.widgetWithIcon(IconButton, Icons.settings_outlined), findsExactly(8));
for (int i = 0; i <= 6; i++) {
final IconButton button = tester.widget<IconButton>(unselectedIconButtons.at(i));
expect(button.onPressed, i.isEven ? isA<VoidCallback>() : isNull);
expect(button.isSelected, isFalse);
}
});
}