| // 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_test/flutter_test.dart'; |
| import 'package:flutter/widgets.dart'; |
| import 'package:flutter/services.dart'; |
| |
| void main() { |
| testWidgets('toString control test', (WidgetTester tester) async { |
| final Widget widget = Title( |
| color: const Color(0xFF00FF00), |
| title: 'Awesome app', |
| child: Container(), |
| ); |
| expect(widget.toString, isNot(throwsException)); |
| }); |
| |
| testWidgets('should handle having no title', (WidgetTester tester) async { |
| final Title widget = Title( |
| child: Container(), |
| color: const Color(0xFF00FF00), |
| ); |
| expect(widget.toString, isNot(throwsException)); |
| expect(widget.title, equals('')); |
| expect(widget.color, equals(const Color(0xFF00FF00))); |
| }); |
| |
| testWidgets('should not allow null title or color', (WidgetTester tester) async { |
| expect(() => Title( |
| title: null, |
| color: const Color(0xFF00FF00), |
| child: Container(), |
| ), throwsAssertionError); |
| expect(() => Title( |
| color: null, |
| child: Container(), |
| ), throwsAssertionError); |
| }); |
| |
| testWidgets('should not allow non-opaque color', (WidgetTester tester) async { |
| expect(() => Title( |
| color: const Color(0x00000000), |
| child: Container(), |
| ), throwsAssertionError); |
| }); |
| |
| testWidgets('should not pass "null" to setApplicationSwitcherDescription', (WidgetTester tester) async { |
| final List<MethodCall> log = <MethodCall>[]; |
| |
| SystemChannels.platform.setMockMethodCallHandler((MethodCall methodCall) async { |
| log.add(methodCall); |
| }); |
| |
| await tester.pumpWidget(Title( |
| child: Container(), |
| color: const Color(0xFF00FF00), |
| )); |
| |
| expect(log, hasLength(1)); |
| expect(log.single, isMethodCall( |
| 'SystemChrome.setApplicationSwitcherDescription', |
| arguments: <String, dynamic>{'label': '', 'primaryColor': 4278255360}, |
| )); |
| }); |
| } |