// Copyright 2016 The Chromium 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/rendering.dart'; import 'package:flutter_test/flutter_test.dart'; import '../rendering/mock_canvas.dart'; void main() { testWidgets('Switch can toggle on tap', (WidgetTester tester) async { final Key switchKey = new UniqueKey(); bool value = false; await tester.pumpWidget( new Directionality( textDirection: TextDirection.ltr, child: new StatefulBuilder( builder: (BuildContext context, StateSetter setState) { return new Material( child: new Center( child: new Switch( key: switchKey, value: value, onChanged: (bool newValue) { setState(() { value = newValue; }); }, ), ), ); }, ), ), ); expect(value, isFalse); await tester.tap(find.byKey(switchKey)); expect(value, isTrue); }); testWidgets('Switch can drag (LTR)', (WidgetTester tester) async { bool value = false; await tester.pumpWidget( new Directionality( textDirection: TextDirection.ltr, child: new StatefulBuilder( builder: (BuildContext context, StateSetter setState) { return new Material( child: new Center( child: new Switch( value: value, onChanged: (bool newValue) { setState(() { value = newValue; }); }, ), ), ); }, ), ), ); expect(value, isFalse); await tester.drag(find.byType(Switch), const Offset(-30.0, 0.0)); expect(value, isFalse); await tester.drag(find.byType(Switch), const Offset(30.0, 0.0)); expect(value, isTrue); await tester.pump(); await tester.drag(find.byType(Switch), const Offset(30.0, 0.0)); expect(value, isTrue); await tester.pump(); await tester.drag(find.byType(Switch), const Offset(-30.0, 0.0)); expect(value, isFalse); }); testWidgets('Switch can drag (RTL)', (WidgetTester tester) async { bool value = false; await tester.pumpWidget( new Directionality( textDirection: TextDirection.rtl, child: new StatefulBuilder( builder: (BuildContext context, StateSetter setState) { return new Material( child: new Center( child: new Switch( value: value, onChanged: (bool newValue) { setState(() { value = newValue; }); }, ), ), ); }, ), ), ); await tester.drag(find.byType(Switch), const Offset(30.0, 0.0)); expect(value, isFalse); await tester.drag(find.byType(Switch), const Offset(-30.0, 0.0)); expect(value, isTrue); await tester.pump(); await tester.drag(find.byType(Switch), const Offset(-30.0, 0.0)); expect(value, isTrue); await tester.pump(); await tester.drag(find.byType(Switch), const Offset(30.0, 0.0)); expect(value, isFalse); }); testWidgets('Switch can be set color', (WidgetTester tester) async { bool value = false; await tester.pumpWidget( new Directionality( textDirection: TextDirection.rtl, child: new StatefulBuilder( builder: (BuildContext context, StateSetter setState) { return new Material( child: new Center( child: new Switch( value: value, onChanged: (bool newValue) { setState(() { value = newValue; }); }, activeColor: Colors.red[500], activeTrackColor: Colors.green[500], inactiveThumbColor: Colors.yellow[500], inactiveTrackColor: Colors.blue[500], ), ), ); }, ), ), ); expect( Material.of(tester.element(find.byType(Switch))), paints ..rrect( color: Colors.blue[500], rrect: new RRect.fromLTRBR( 383.5, 293.0, 416.5, 307.0, const Radius.circular(7.0))) ..circle(color: const Color(0x33000000)) ..circle(color: const Color(0x24000000)) ..circle(color: const Color(0x1f000000)) ..circle(color: Colors.yellow[500]) ); await tester.drag(find.byType(Switch), const Offset(-30.0, 0.0)); await tester.pump(); expect( Material.of(tester.element(find.byType(Switch))), paints ..rrect( color: Colors.green[500], rrect: new RRect.fromLTRBR( 383.5, 293.0, 416.5, 307.0, const Radius.circular(7.0))) ..circle(color: const Color(0x33000000)) ..circle(color: const Color(0x24000000)) ..circle(color: const Color(0x1f000000)) ..circle(color: Colors.red[500]) ); }); }