| // 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/widgets.dart'; |
| import 'package:flutter_test/flutter_test.dart'; |
| |
| void main() { |
| testWidgets('AnimatedAlign.debugFillProperties', (WidgetTester tester) async { |
| const AnimatedAlign box = AnimatedAlign( |
| alignment: Alignment.topCenter, |
| curve: Curves.ease, |
| duration: Duration(milliseconds: 200), |
| ); |
| expect(box, hasOneLineDescription); |
| }); |
| |
| testWidgets('AnimatedAlign alignment visual-to-directional animation', (WidgetTester tester) async { |
| final Key target = UniqueKey(); |
| |
| await tester.pumpWidget( |
| Directionality( |
| textDirection: TextDirection.rtl, |
| child: AnimatedAlign( |
| duration: const Duration(milliseconds: 200), |
| alignment: Alignment.topRight, |
| child: SizedBox(key: target, width: 100.0, height: 200.0), |
| ), |
| ), |
| ); |
| |
| expect(tester.getSize(find.byKey(target)), const Size(100.0, 200.0)); |
| expect(tester.getTopRight(find.byKey(target)), const Offset(800.0, 0.0)); |
| |
| await tester.pumpWidget( |
| Directionality( |
| textDirection: TextDirection.rtl, |
| child: AnimatedAlign( |
| duration: const Duration(milliseconds: 200), |
| alignment: AlignmentDirectional.bottomStart, |
| child: SizedBox(key: target, width: 100.0, height: 200.0), |
| ), |
| ), |
| ); |
| |
| expect(tester.getSize(find.byKey(target)), const Size(100.0, 200.0)); |
| expect(tester.getTopRight(find.byKey(target)), const Offset(800.0, 0.0)); |
| |
| await tester.pump(const Duration(milliseconds: 100)); |
| |
| expect(tester.getSize(find.byKey(target)), const Size(100.0, 200.0)); |
| expect(tester.getTopRight(find.byKey(target)), const Offset(800.0, 200.0)); |
| |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| expect(tester.getSize(find.byKey(target)), const Size(100.0, 200.0)); |
| expect(tester.getTopRight(find.byKey(target)), const Offset(800.0, 400.0)); |
| }); |
| |
| testWidgets('AnimatedAlign widthFactor', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| const Directionality( |
| textDirection: TextDirection.ltr, |
| child: Row( |
| mainAxisSize: MainAxisSize.min, |
| children: <Widget>[ |
| AnimatedAlign( |
| alignment: Alignment.center, |
| curve: Curves.ease, |
| widthFactor: 0.5, |
| duration: Duration(milliseconds: 200), |
| child: SizedBox( |
| height: 100.0, |
| width: 100.0, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ); |
| final RenderBox box = tester.renderObject<RenderBox>(find.byType(AnimatedAlign)); |
| expect(box.size.width, equals(50.0)); |
| }); |
| |
| testWidgets('AnimatedAlign heightFactor', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| const Directionality( |
| textDirection: TextDirection.ltr, |
| child: Column( |
| children: <Widget>[ |
| AnimatedAlign( |
| alignment: Alignment.center, |
| curve: Curves.ease, |
| heightFactor: 0.5, |
| duration: Duration(milliseconds: 200), |
| child: SizedBox( |
| height: 100.0, |
| width: 100.0, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ); |
| final RenderBox box = tester.renderObject<RenderBox>(find.byType(AnimatedAlign)); |
| expect(box.size.height, equals( 50.0)); |
| }); |
| |
| testWidgets('AnimatedAlign null height factor', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| const Directionality( |
| textDirection: TextDirection.ltr, |
| child: Column( |
| mainAxisAlignment: MainAxisAlignment.center, |
| children: <Widget>[ |
| AnimatedAlign( |
| alignment: Alignment.center, |
| curve: Curves.ease, |
| duration: Duration(milliseconds: 200), |
| child: SizedBox( |
| height: 100.0, |
| width: 100.0, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ); |
| final RenderBox box = tester.renderObject<RenderBox>(find.byType(SizedBox)); |
| expect(box.size, equals(const Size(100.0, 100))); |
| }); |
| |
| testWidgets('AnimatedAlign null widthFactor', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| const Directionality( |
| textDirection: TextDirection.ltr, |
| child: SizedBox.shrink( |
| child: Row( |
| mainAxisSize: MainAxisSize.min, |
| mainAxisAlignment: MainAxisAlignment.center, |
| children: <Widget>[ |
| AnimatedAlign( |
| alignment: Alignment.center, |
| curve: Curves.ease, |
| duration: Duration(milliseconds: 200), |
| child: SizedBox( |
| height: 100.0, |
| width: 100.0, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ), |
| ); |
| final RenderBox box = tester.renderObject<RenderBox>(find.byType(SizedBox).last); |
| expect(box.size, equals(const Size(100.0, 100))); |
| }); |
| } |