| // 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_test/flutter_test.dart'; |
| |
| void main() { |
| testWidgets('Stepper tap callback test', (WidgetTester tester) async { |
| int index = 0; |
| |
| await tester.pumpWidget( |
| new MaterialApp( |
| home: new Material( |
| child: new Stepper( |
| onStepTapped: (int i) { |
| index = i; |
| }, |
| steps: const <Step>[ |
| const Step( |
| title: const Text('Step 1'), |
| content: const SizedBox( |
| width: 100.0, |
| height: 100.0, |
| ), |
| ), |
| const Step( |
| title: const Text('Step 2'), |
| content: const SizedBox( |
| width: 100.0, |
| height: 100.0, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ), |
| ); |
| await tester.tap(find.text('Step 2')); |
| expect(index, 1); |
| }); |
| |
| testWidgets('Stepper expansion test', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| new MaterialApp( |
| home: new Center( |
| child: new Material( |
| child: new Stepper( |
| steps: const <Step>[ |
| const Step( |
| title: const Text('Step 1'), |
| content: const SizedBox( |
| width: 100.0, |
| height: 100.0, |
| ), |
| ), |
| const Step( |
| title: const Text('Step 2'), |
| content: const SizedBox( |
| width: 200.0, |
| height: 200.0, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ), |
| ), |
| ); |
| |
| RenderBox box = tester.renderObject(find.byType(Stepper)); |
| expect(box.size.height, 332.0); |
| |
| await tester.pumpWidget( |
| new MaterialApp( |
| home: new Center( |
| child: new Material( |
| child: new Stepper( |
| currentStep: 1, |
| steps: const <Step>[ |
| const Step( |
| title: const Text('Step 1'), |
| content: const SizedBox( |
| width: 100.0, |
| height: 100.0, |
| ), |
| ), |
| const Step( |
| title: const Text('Step 2'), |
| content: const SizedBox( |
| width: 200.0, |
| height: 200.0, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ), |
| ), |
| ); |
| |
| await tester.pump(const Duration(milliseconds: 100)); |
| box = tester.renderObject(find.byType(Stepper)); |
| expect(box.size.height, greaterThan(332.0)); |
| await tester.pump(const Duration(milliseconds: 100)); |
| box = tester.renderObject(find.byType(Stepper)); |
| expect(box.size.height, 432.0); |
| }); |
| |
| testWidgets('Stepper horizontal size test', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| new MaterialApp( |
| home: new Center( |
| child: new Material( |
| child: new Stepper( |
| type: StepperType.horizontal, |
| steps: const <Step>[ |
| const Step( |
| title: const Text('Step 1'), |
| content: const SizedBox( |
| width: 100.0, |
| height: 100.0, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ), |
| ), |
| ); |
| |
| final RenderBox box = tester.renderObject(find.byType(Stepper)); |
| expect(box.size.height, 600.0); |
| }); |
| |
| testWidgets('Stepper visibility test', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| new MaterialApp( |
| home: new Material( |
| child: new Stepper( |
| type: StepperType.horizontal, |
| steps: const <Step>[ |
| const Step( |
| title: const Text('Step 1'), |
| content: const Text('A'), |
| ), |
| const Step( |
| title: const Text('Step 2'), |
| content: const Text('B'), |
| ), |
| ], |
| ), |
| ), |
| ), |
| ); |
| |
| expect(find.text('A'), findsOneWidget); |
| expect(find.text('B'), findsNothing); |
| |
| await tester.pumpWidget( |
| new MaterialApp( |
| home: new Material( |
| child: new Stepper( |
| currentStep: 1, |
| type: StepperType.horizontal, |
| steps: const <Step>[ |
| const Step( |
| title: const Text('Step 1'), |
| content: const Text('A'), |
| ), |
| const Step( |
| title: const Text('Step 2'), |
| content: const Text('B'), |
| ), |
| ], |
| ), |
| ), |
| ), |
| ); |
| |
| expect(find.text('A'), findsNothing); |
| expect(find.text('B'), findsOneWidget); |
| }); |
| |
| testWidgets('Stepper button test', (WidgetTester tester) async { |
| bool continuePressed = false; |
| bool cancelPressed = false; |
| |
| await tester.pumpWidget( |
| new MaterialApp( |
| home: new Material( |
| child: new Stepper( |
| type: StepperType.horizontal, |
| onStepContinue: () { |
| continuePressed = true; |
| }, |
| onStepCancel: () { |
| cancelPressed = true; |
| }, |
| steps: const <Step>[ |
| const Step( |
| title: const Text('Step 1'), |
| content: const SizedBox( |
| width: 100.0, |
| height: 100.0, |
| ), |
| ), |
| const Step( |
| title: const Text('Step 2'), |
| content: const SizedBox( |
| width: 200.0, |
| height: 200.0, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ), |
| ); |
| |
| await tester.tap(find.text('CONTINUE')); |
| await tester.tap(find.text('CANCEL')); |
| |
| expect(continuePressed, isTrue); |
| expect(cancelPressed, isTrue); |
| }); |
| |
| testWidgets('Stepper disabled step test', (WidgetTester tester) async { |
| int index = 0; |
| |
| await tester.pumpWidget( |
| new MaterialApp( |
| home: new Material( |
| child: new Stepper( |
| onStepTapped: (int i) { |
| index = i; |
| }, |
| steps: const <Step>[ |
| const Step( |
| title: const Text('Step 1'), |
| content: const SizedBox( |
| width: 100.0, |
| height: 100.0, |
| ), |
| ), |
| const Step( |
| title: const Text('Step 2'), |
| state: StepState.disabled, |
| content: const SizedBox( |
| width: 100.0, |
| height: 100.0, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ), |
| ); |
| |
| await tester.tap(find.text('Step 2')); |
| expect(index, 0); |
| }); |
| |
| testWidgets('Stepper scroll test', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| new MaterialApp( |
| home: new Material( |
| child: new Stepper( |
| steps: const <Step>[ |
| const Step( |
| title: const Text('Step 1'), |
| content: const SizedBox( |
| width: 100.0, |
| height: 300.0, |
| ), |
| ), |
| const Step( |
| title: const Text('Step 2'), |
| content: const SizedBox( |
| width: 100.0, |
| height: 300.0, |
| ), |
| ), |
| const Step( |
| title: const Text('Step 3'), |
| content: const SizedBox( |
| width: 100.0, |
| height: 100.0, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ), |
| ); |
| |
| final ScrollableState scrollableState = tester.firstState(find.byType(Scrollable)); |
| expect(scrollableState.position.pixels, 0.0); |
| |
| await tester.tap(find.text('Step 3')); |
| await tester.pumpWidget( |
| new MaterialApp( |
| home: new Material( |
| child: new Stepper( |
| currentStep: 2, |
| steps: const <Step>[ |
| const Step( |
| title: const Text('Step 1'), |
| content: const SizedBox( |
| width: 100.0, |
| height: 300.0, |
| ), |
| ), |
| const Step( |
| title: const Text('Step 2'), |
| content: const SizedBox( |
| width: 100.0, |
| height: 300.0, |
| ), |
| ), |
| const Step( |
| title: const Text('Step 3'), |
| content: const SizedBox( |
| width: 100.0, |
| height: 100.0, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ), |
| ); |
| |
| await tester.pump(const Duration(milliseconds: 100)); |
| expect(scrollableState.position.pixels, greaterThan(0.0)); |
| }); |
| |
| testWidgets('Stepper index test', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| new MaterialApp( |
| home: new Center( |
| child: new Material( |
| child: new Stepper( |
| steps: const <Step>[ |
| const Step( |
| title: const Text('A'), |
| state: StepState.complete, |
| content: const SizedBox( |
| width: 100.0, |
| height: 100.0, |
| ), |
| ), |
| const Step( |
| title: const Text('B'), |
| content: const SizedBox( |
| width: 100.0, |
| height: 100.0, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ), |
| ), |
| ); |
| |
| expect(find.text('1'), findsNothing); |
| expect(find.text('2'), findsOneWidget); |
| }); |
| |
| testWidgets('Stepper error test', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| new MaterialApp( |
| home: new Center( |
| child: new Material( |
| child: new Stepper( |
| steps: const <Step>[ |
| const Step( |
| title: const Text('A'), |
| state: StepState.error, |
| content: const SizedBox( |
| width: 100.0, |
| height: 100.0, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ), |
| ), |
| ); |
| |
| expect(find.text('!'), findsOneWidget); |
| }); |
| } |