mirror of
https://github.com/alibaba/flutter-go.git
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512 lines
13 KiB
Dart
512 lines
13 KiB
Dart
// Copyright 2016 The Chromium 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_web/material.dart';
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import 'package:flutter_web_test/flutter_web_test.dart';
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void main() {
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testWidgets('Stepper tap callback test', (WidgetTester tester) async {
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int index = 0;
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await tester.pumpWidget(
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MaterialApp(
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home: Material(
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child: Stepper(
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onStepTapped: (int i) {
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index = i;
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},
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steps: const <Step>[
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Step(
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title: Text('Step 1'),
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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Step(
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title: Text('Step 2'),
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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],
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),
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),
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),
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);
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await tester.tap(find.text('Step 2'));
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expect(index, 1);
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});
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testWidgets('Stepper expansion test', (WidgetTester tester) async {
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await tester.pumpWidget(
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MaterialApp(
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home: Center(
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child: Material(
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child: Stepper(
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steps: const <Step>[
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Step(
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title: Text('Step 1'),
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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Step(
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title: Text('Step 2'),
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content: SizedBox(
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width: 200.0,
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height: 200.0,
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),
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),
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],
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),
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),
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),
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),
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);
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RenderBox box = tester.renderObject(find.byType(Stepper));
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expect(box.size.height, 332.0);
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await tester.pumpWidget(
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MaterialApp(
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home: Center(
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child: Material(
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child: Stepper(
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currentStep: 1,
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steps: const <Step>[
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Step(
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title: Text('Step 1'),
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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Step(
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title: Text('Step 2'),
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content: SizedBox(
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width: 200.0,
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height: 200.0,
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),
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),
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],
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),
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),
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),
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),
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);
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await tester.pump(const Duration(milliseconds: 100));
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box = tester.renderObject(find.byType(Stepper));
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expect(box.size.height, greaterThan(332.0));
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await tester.pump(const Duration(milliseconds: 100));
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box = tester.renderObject(find.byType(Stepper));
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expect(box.size.height, 432.0);
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});
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testWidgets('Stepper horizontal size test', (WidgetTester tester) async {
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await tester.pumpWidget(
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MaterialApp(
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home: Center(
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child: Material(
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child: Stepper(
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type: StepperType.horizontal,
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steps: const <Step>[
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Step(
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title: Text('Step 1'),
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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],
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),
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),
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),
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),
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);
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final RenderBox box = tester.renderObject(find.byType(Stepper));
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expect(box.size.height, 600.0);
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});
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testWidgets('Stepper visibility test', (WidgetTester tester) async {
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await tester.pumpWidget(
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MaterialApp(
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home: Material(
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child: Stepper(
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type: StepperType.horizontal,
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steps: const <Step>[
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Step(
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title: Text('Step 1'),
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content: Text('A'),
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),
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Step(
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title: Text('Step 2'),
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content: Text('B'),
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),
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],
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),
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),
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),
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);
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expect(find.text('A'), findsOneWidget);
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expect(find.text('B'), findsNothing);
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await tester.pumpWidget(
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MaterialApp(
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home: Material(
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child: Stepper(
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currentStep: 1,
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type: StepperType.horizontal,
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steps: const <Step>[
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Step(
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title: Text('Step 1'),
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content: Text('A'),
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),
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Step(
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title: Text('Step 2'),
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content: Text('B'),
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),
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],
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),
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),
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),
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);
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expect(find.text('A'), findsNothing);
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expect(find.text('B'), findsOneWidget);
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});
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testWidgets('Stepper button test', (WidgetTester tester) async {
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bool continuePressed = false;
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bool cancelPressed = false;
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await tester.pumpWidget(
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MaterialApp(
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home: Material(
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child: Stepper(
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type: StepperType.horizontal,
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onStepContinue: () {
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continuePressed = true;
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},
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onStepCancel: () {
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cancelPressed = true;
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},
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steps: const <Step>[
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Step(
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title: Text('Step 1'),
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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Step(
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title: Text('Step 2'),
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content: SizedBox(
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width: 200.0,
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height: 200.0,
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),
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),
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],
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),
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),
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),
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);
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await tester.tap(find.text('CONTINUE'));
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await tester.tap(find.text('CANCEL'));
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expect(continuePressed, isTrue);
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expect(cancelPressed, isTrue);
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});
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testWidgets('Stepper disabled step test', (WidgetTester tester) async {
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int index = 0;
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await tester.pumpWidget(
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MaterialApp(
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home: Material(
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child: Stepper(
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onStepTapped: (int i) {
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index = i;
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},
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steps: const <Step>[
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Step(
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title: Text('Step 1'),
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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Step(
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title: Text('Step 2'),
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state: StepState.disabled,
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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],
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),
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),
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),
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);
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await tester.tap(find.text('Step 2'));
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expect(index, 0);
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});
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testWidgets('Stepper scroll test', (WidgetTester tester) async {
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await tester.pumpWidget(
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MaterialApp(
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home: Material(
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child: Stepper(
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steps: const <Step>[
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Step(
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title: Text('Step 1'),
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content: SizedBox(
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width: 100.0,
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height: 300.0,
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),
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),
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Step(
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title: Text('Step 2'),
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content: SizedBox(
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width: 100.0,
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height: 300.0,
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),
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),
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Step(
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title: Text('Step 3'),
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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],
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),
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),
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),
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);
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final ScrollableState scrollableState =
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tester.firstState(find.byType(Scrollable));
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expect(scrollableState.position.pixels, 0.0);
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await tester.tap(find.text('Step 3'));
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await tester.pumpWidget(
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MaterialApp(
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home: Material(
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child: Stepper(
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currentStep: 2,
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steps: const <Step>[
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Step(
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title: Text('Step 1'),
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content: SizedBox(
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width: 100.0,
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height: 300.0,
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),
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),
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Step(
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title: Text('Step 2'),
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content: SizedBox(
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width: 100.0,
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height: 300.0,
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),
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),
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Step(
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title: Text('Step 3'),
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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],
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),
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),
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),
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);
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await tester.pump(const Duration(milliseconds: 100));
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expect(scrollableState.position.pixels, greaterThan(0.0));
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});
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testWidgets('Stepper index test', (WidgetTester tester) async {
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await tester.pumpWidget(
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MaterialApp(
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home: Center(
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child: Material(
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child: Stepper(
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steps: const <Step>[
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Step(
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title: Text('A'),
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state: StepState.complete,
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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Step(
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title: Text('B'),
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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],
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),
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),
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),
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),
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);
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expect(find.text('1'), findsNothing);
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expect(find.text('2'), findsOneWidget);
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});
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testWidgets('Stepper custom controls test', (WidgetTester tester) async {
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bool continuePressed = false;
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void setContinue() {
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continuePressed = true;
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}
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bool canceledPressed = false;
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void setCanceled() {
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canceledPressed = true;
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}
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final ControlsWidgetBuilder builder = (BuildContext context,
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{VoidCallback onStepContinue, VoidCallback onStepCancel}) {
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return Container(
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margin: const EdgeInsets.only(top: 16.0),
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child: ConstrainedBox(
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constraints: const BoxConstraints.tightFor(height: 48.0),
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child: Row(
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children: <Widget>[
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FlatButton(
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onPressed: onStepContinue,
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color: Colors.blue,
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textColor: Colors.white,
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textTheme: ButtonTextTheme.normal,
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child: const Text('Let us continue!'),
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),
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Container(
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margin: const EdgeInsetsDirectional.only(start: 8.0),
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child: FlatButton(
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onPressed: onStepCancel,
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textColor: Colors.red,
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textTheme: ButtonTextTheme.normal,
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child: const Text('Cancel This!'),
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),
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),
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],
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),
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),
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);
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};
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await tester.pumpWidget(
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MaterialApp(
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home: Center(
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child: Material(
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child: Stepper(
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controlsBuilder: builder,
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onStepCancel: setCanceled,
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onStepContinue: setContinue,
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steps: const <Step>[
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Step(
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title: Text('A'),
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state: StepState.complete,
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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Step(
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title: Text('B'),
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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],
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),
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),
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),
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),
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);
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// 2 because stepper creates a set of controls for each step
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expect(find.text('Let us continue!'), findsNWidgets(2));
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expect(find.text('Cancel This!'), findsNWidgets(2));
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await tester.tap(find.text('Cancel This!').first);
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await tester.pumpAndSettle();
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await tester.tap(find.text('Let us continue!').first);
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await tester.pumpAndSettle();
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expect(canceledPressed, isTrue);
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expect(continuePressed, isTrue);
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});
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testWidgets('Stepper error test', (WidgetTester tester) async {
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await tester.pumpWidget(
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MaterialApp(
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home: Center(
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child: Material(
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child: Stepper(
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steps: const <Step>[
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Step(
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title: Text('A'),
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state: StepState.error,
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content: SizedBox(
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width: 100.0,
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height: 100.0,
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),
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),
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],
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),
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),
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),
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),
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);
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expect(find.text('!'), findsOneWidget);
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});
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///https://github.com/flutter/flutter/issues/16920
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testWidgets('Stepper icons size test', (WidgetTester tester) async {
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await tester.pumpWidget(
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MaterialApp(
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home: Material(
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child: Stepper(
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steps: const <Step>[
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Step(
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title: Text('A'),
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state: StepState.editing,
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content: SizedBox(width: 100.0, height: 100.0),
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),
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Step(
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title: Text('B'),
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state: StepState.complete,
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content: SizedBox(width: 100.0, height: 100.0),
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),
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],
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),
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),
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),
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);
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RenderBox renderObject = tester.renderObject(find.byIcon(Icons.edit));
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expect(renderObject.size, equals(const Size.square(18.0)));
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renderObject = tester.renderObject(find.byIcon(Icons.check));
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expect(renderObject.size, equals(const Size.square(18.0)));
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});
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}
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