mirror of
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459 lines
14 KiB
Dart
459 lines
14 KiB
Dart
// Copyright 2017 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_test/flutter_web_test.dart';
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import 'package:flutter_web/widgets.dart' hide TypeMatcher;
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import 'states.dart';
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void main() {
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testWidgets('ListView control test', (WidgetTester tester) async {
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final List<String> log = <String>[];
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await tester.pumpWidget(
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new Directionality(
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textDirection: TextDirection.ltr,
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child: new ListView(
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children: kStates.map<Widget>((String state) {
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return new GestureDetector(
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onTap: () {
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log.add(state);
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},
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child: new Container(
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height: 200.0,
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color: const Color(0xFF0000FF),
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child: new Text(state),
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),
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);
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}).toList(),
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),
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),
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);
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await tester.tap(find.text('Alabama'));
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expect(log, equals(<String>['Alabama']));
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log.clear();
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expect(find.text('Nevada'), findsNothing);
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await tester.drag(find.text('Alabama'), const Offset(0.0, -4000.0));
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await tester.pump();
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expect(find.text('Alabama'), findsNothing);
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expect(tester.getCenter(find.text('Massachusetts')),
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equals(const Offset(400.0, 100.0)));
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await tester.tap(find.text('Massachusetts'));
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expect(log, equals(<String>['Massachusetts']));
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log.clear();
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});
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testWidgets('ListView restart ballistic activity out of range',
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(WidgetTester tester) async {
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Widget buildListView(int n) {
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return new Directionality(
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textDirection: TextDirection.ltr,
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child: new ListView(
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children: kStates.take(n).map<Widget>((String state) {
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return new Container(
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height: 200.0,
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color: const Color(0xFF0000FF),
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child: new Text(state),
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);
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}).toList(),
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),
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);
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}
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await tester.pumpWidget(buildListView(30));
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await tester.fling(
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find.byType(ListView), const Offset(0.0, -4000.0), 4000.0);
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await tester.pumpWidget(buildListView(15));
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await tester.pump(const Duration(milliseconds: 10));
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await tester.pump(const Duration(milliseconds: 10));
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await tester.pump(const Duration(milliseconds: 10));
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await tester.pump(const Duration(milliseconds: 10));
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await tester.pumpAndSettle(const Duration(milliseconds: 100));
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final Viewport viewport = tester.widget(find.byType(Viewport));
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expect(viewport.offset.pixels, equals(2400.0));
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});
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testWidgets('CustomScrollView control test', (WidgetTester tester) async {
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final List<String> log = <String>[];
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await tester.pumpWidget(
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new Directionality(
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textDirection: TextDirection.ltr,
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child: new CustomScrollView(
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slivers: <Widget>[
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new SliverList(
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delegate: new SliverChildListDelegate(
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kStates.map<Widget>((String state) {
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return new GestureDetector(
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onTap: () {
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log.add(state);
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},
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child: new Container(
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height: 200.0,
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color: const Color(0xFF0000FF),
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child: new Text(state),
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),
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);
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}).toList(),
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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('Alabama'));
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expect(log, equals(<String>['Alabama']));
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log.clear();
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expect(find.text('Nevada'), findsNothing);
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await tester.drag(find.text('Alabama'), const Offset(0.0, -4000.0));
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await tester.pump();
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expect(find.text('Alabama'), findsNothing);
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expect(tester.getCenter(find.text('Massachusetts')),
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equals(const Offset(400.0, 100.0)));
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await tester.tap(find.text('Massachusetts'));
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expect(log, equals(<String>['Massachusetts']));
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log.clear();
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});
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testWidgets('Can jumpTo during drag', (WidgetTester tester) async {
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final List<Type> log = <Type>[];
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final ScrollController controller = new ScrollController();
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await tester.pumpWidget(
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new Directionality(
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textDirection: TextDirection.ltr,
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child: new NotificationListener<ScrollNotification>(
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onNotification: (ScrollNotification notification) {
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log.add(notification.runtimeType);
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return false;
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},
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child: new ListView(
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controller: controller,
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children: kStates.map<Widget>((String state) {
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return new Container(
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height: 200.0,
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child: new Text(state),
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);
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}).toList(),
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),
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),
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),
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);
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expect(log, isEmpty);
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final TestGesture gesture =
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await tester.startGesture(const Offset(100.0, 100.0));
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await gesture.moveBy(const Offset(0.0, -100.0));
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expect(
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log,
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equals(<Type>[
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ScrollStartNotification,
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UserScrollNotification,
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ScrollUpdateNotification,
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]));
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log.clear();
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await tester.pump();
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controller.jumpTo(550.0);
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expect(controller.offset, equals(550.0));
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expect(
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log,
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equals(<Type>[
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ScrollEndNotification,
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UserScrollNotification,
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ScrollStartNotification,
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ScrollUpdateNotification,
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ScrollEndNotification,
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]));
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log.clear();
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await tester.pump();
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await gesture.moveBy(const Offset(0.0, -100.0));
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expect(controller.offset, equals(550.0));
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expect(log, isEmpty);
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});
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testWidgets('Vertical CustomScrollViews are primary by default',
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(WidgetTester tester) async {
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final CustomScrollView view =
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new CustomScrollView(scrollDirection: Axis.vertical);
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expect(view.primary, isTrue);
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});
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testWidgets('Vertical ListViews are primary by default',
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(WidgetTester tester) async {
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final ListView view = new ListView(scrollDirection: Axis.vertical);
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expect(view.primary, isTrue);
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});
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testWidgets('Vertical GridViews are primary by default',
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(WidgetTester tester) async {
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final GridView view = new GridView.count(
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scrollDirection: Axis.vertical,
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crossAxisCount: 1,
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);
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expect(view.primary, isTrue);
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});
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testWidgets('Horizontal CustomScrollViews are non-primary by default',
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(WidgetTester tester) async {
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final CustomScrollView view =
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new CustomScrollView(scrollDirection: Axis.horizontal);
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expect(view.primary, isFalse);
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});
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testWidgets('Horizontal ListViews are non-primary by default',
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(WidgetTester tester) async {
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final ListView view = new ListView(scrollDirection: Axis.horizontal);
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expect(view.primary, isFalse);
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});
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testWidgets('Horizontal GridViews are non-primary by default',
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(WidgetTester tester) async {
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final GridView view = new GridView.count(
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scrollDirection: Axis.horizontal,
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crossAxisCount: 1,
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);
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expect(view.primary, isFalse);
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});
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testWidgets('CustomScrollViews with controllers are non-primary by default',
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(WidgetTester tester) async {
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final CustomScrollView view = new CustomScrollView(
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controller: new ScrollController(),
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scrollDirection: Axis.vertical,
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);
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expect(view.primary, isFalse);
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});
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testWidgets('ListViews with controllers are non-primary by default',
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(WidgetTester tester) async {
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final ListView view = new ListView(
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controller: new ScrollController(),
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scrollDirection: Axis.vertical,
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);
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expect(view.primary, isFalse);
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});
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testWidgets('GridViews with controllers are non-primary by default',
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(WidgetTester tester) async {
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final GridView view = new GridView.count(
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controller: new ScrollController(),
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scrollDirection: Axis.vertical,
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crossAxisCount: 1,
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);
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expect(view.primary, isFalse);
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});
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testWidgets('CustomScrollView sets PrimaryScrollController when primary',
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(WidgetTester tester) async {
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final ScrollController primaryScrollController = new ScrollController();
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await tester.pumpWidget(
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new Directionality(
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textDirection: TextDirection.ltr,
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child: new PrimaryScrollController(
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controller: primaryScrollController,
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child: new CustomScrollView(primary: true),
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),
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),
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);
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final Scrollable scrollable = tester.widget(find.byType(Scrollable));
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expect(scrollable.controller, primaryScrollController);
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});
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testWidgets('ListView sets PrimaryScrollController when primary',
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(WidgetTester tester) async {
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final ScrollController primaryScrollController = new ScrollController();
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await tester.pumpWidget(
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new Directionality(
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textDirection: TextDirection.ltr,
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child: new PrimaryScrollController(
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controller: primaryScrollController,
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child: new ListView(primary: true),
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),
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),
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);
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final Scrollable scrollable = tester.widget(find.byType(Scrollable));
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expect(scrollable.controller, primaryScrollController);
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});
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testWidgets('GridView sets PrimaryScrollController when primary',
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(WidgetTester tester) async {
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final ScrollController primaryScrollController = new ScrollController();
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await tester.pumpWidget(
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new Directionality(
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textDirection: TextDirection.ltr,
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child: new PrimaryScrollController(
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controller: primaryScrollController,
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child: new GridView.count(primary: true, crossAxisCount: 1),
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),
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),
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);
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final Scrollable scrollable = tester.widget(find.byType(Scrollable));
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expect(scrollable.controller, primaryScrollController);
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});
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testWidgets('Nested scrollables have a null PrimaryScrollController',
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(WidgetTester tester) async {
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const Key innerKey = const Key('inner');
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final ScrollController primaryScrollController = new ScrollController();
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await tester.pumpWidget(
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new Directionality(
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textDirection: TextDirection.ltr,
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child: new PrimaryScrollController(
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controller: primaryScrollController,
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child: new ListView(
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primary: true,
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children: <Widget>[
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new Container(
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constraints: const BoxConstraints(maxHeight: 200.0),
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child: new ListView(key: innerKey, primary: true),
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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 Scrollable innerScrollable = tester.widget(
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find.descendant(
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of: find.byKey(innerKey),
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matching: find.byType(Scrollable),
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),
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);
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expect(innerScrollable.controller, isNull);
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});
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testWidgets('Primary ListViews are always scrollable',
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(WidgetTester tester) async {
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final ListView view = new ListView(primary: true);
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expect(view.physics, isInstanceOf<AlwaysScrollableScrollPhysics>());
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});
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testWidgets('Non-primary ListViews are not always scrollable',
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(WidgetTester tester) async {
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final ListView view = new ListView(primary: false);
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expect(view.physics, isNot(isInstanceOf<AlwaysScrollableScrollPhysics>()));
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});
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testWidgets('Defaulting-to-primary ListViews are always scrollable',
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(WidgetTester tester) async {
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final ListView view = new ListView(scrollDirection: Axis.vertical);
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expect(view.physics, isInstanceOf<AlwaysScrollableScrollPhysics>());
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});
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testWidgets('Defaulting-to-not-primary ListViews are not always scrollable',
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(WidgetTester tester) async {
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final ListView view = new ListView(scrollDirection: Axis.horizontal);
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expect(view.physics, isNot(isInstanceOf<AlwaysScrollableScrollPhysics>()));
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});
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testWidgets('primary:true leads to scrolling', (WidgetTester tester) async {
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bool scrolled = false;
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await tester.pumpWidget(
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new Directionality(
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textDirection: TextDirection.ltr,
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child: new NotificationListener<OverscrollNotification>(
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onNotification: (OverscrollNotification message) {
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scrolled = true;
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return false;
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},
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child: new ListView(
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primary: true,
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children: const <Widget>[],
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),
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),
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),
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);
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await tester.dragFrom(const Offset(100.0, 100.0), const Offset(0.0, 100.0));
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expect(scrolled, isTrue);
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});
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testWidgets('primary:false leads to no scrolling',
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(WidgetTester tester) async {
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bool scrolled = false;
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await tester.pumpWidget(
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new Directionality(
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textDirection: TextDirection.ltr,
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child: new NotificationListener<OverscrollNotification>(
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onNotification: (OverscrollNotification message) {
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scrolled = true;
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return false;
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},
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child: new ListView(
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primary: false,
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children: const <Widget>[],
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),
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),
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),
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);
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await tester.dragFrom(const Offset(100.0, 100.0), const Offset(0.0, 100.0));
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expect(scrolled, isFalse);
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});
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testWidgets(
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'physics:AlwaysScrollableScrollPhysics actually overrides primary:false default behavior',
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(WidgetTester tester) async {
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bool scrolled = false;
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await tester.pumpWidget(
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new Directionality(
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textDirection: TextDirection.ltr,
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child: new NotificationListener<OverscrollNotification>(
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onNotification: (OverscrollNotification message) {
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scrolled = true;
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return false;
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},
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child: new ListView(
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primary: false,
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physics: const AlwaysScrollableScrollPhysics(),
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children: const <Widget>[],
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),
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),
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),
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);
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await tester.dragFrom(const Offset(100.0, 100.0), const Offset(0.0, 100.0));
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expect(scrolled, isTrue);
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});
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testWidgets(
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'physics:ScrollPhysics actually overrides primary:true default behavior',
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(WidgetTester tester) async {
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bool scrolled = false;
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await tester.pumpWidget(
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new Directionality(
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textDirection: TextDirection.ltr,
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child: new NotificationListener<OverscrollNotification>(
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onNotification: (OverscrollNotification message) {
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scrolled = true;
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return false;
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},
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child: new ListView(
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primary: true,
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physics: const ScrollPhysics(),
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children: const <Widget>[],
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),
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),
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),
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);
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await tester.dragFrom(const Offset(100.0, 100.0), const Offset(0.0, 100.0));
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expect(scrolled, isFalse);
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});
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}
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