62 lines
1.7 KiB
Dart
62 lines
1.7 KiB
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_test/flutter_test.dart';
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void main() {
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testWidgets('Toggleable exists in widget layer', (WidgetTester tester) async {
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final testPainter = TestPainter();
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expect(testPainter, isA<ToggleablePainter>());
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expect(testPainter, isNot(throwsException));
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});
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testWidgets('Toggleable exists in widget layer', (WidgetTester tester) async {
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await tester.pumpWidget(const MaterialApp(home: TestToggleable()));
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final TestToggleableState state = tester.state<TestToggleableState>(
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find.byType(TestToggleable),
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);
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expect(find.text('child'), findsOneWidget);
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expect(state.value, isTrue);
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await tester.tap(find.byType(TestToggleable));
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await tester.pumpAndSettle();
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expect(state.value, isNull);
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await tester.tap(find.byType(TestToggleable));
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await tester.pumpAndSettle();
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expect(state.value, isFalse);
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});
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}
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class TestPainter extends ToggleablePainter {
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@override
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void paint(Canvas canvas, Size size) {}
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}
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class TestToggleable extends StatefulWidget {
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const TestToggleable({super.key});
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@override
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State<StatefulWidget> createState() => TestToggleableState();
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}
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class TestToggleableState extends State<TestToggleable>
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with TickerProviderStateMixin, ToggleableStateMixin {
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@override
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Widget build(BuildContext context) {
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return buildToggleableWithChild(child: const Text('child'));
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}
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@override
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ValueChanged<bool?>? get onChanged =>
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(bool? value) => this.value = value;
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@override
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bool tristate = true;
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@override
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bool? value = true;
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}
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