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// 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 'dart:async';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
void main() {
tearDown(() {
LicenseRegistry.reset();
});
testWidgets('AboutListTile control test', (WidgetTester tester) async {
const FlutterLogo logo = FlutterLogo();
await tester.pumpWidget(
MaterialApp(
title: 'Pirate app',
home: Scaffold(
appBar: AppBar(
title: const Text('Home'),
),
drawer: Drawer(
child: ListView(
children: const <Widget>[
AboutListTile(
applicationVersion: '0.1.2',
applicationIcon: logo,
applicationLegalese: 'I am the very model of a modern major general.',
aboutBoxChildren: <Widget>[
Text('About box'),
],
),
],
),
),
),
),
);
expect(find.text('About Pirate app'), findsNothing);
expect(find.text('0.1.2'), findsNothing);
expect(find.byWidget(logo), findsNothing);
expect(
find.text('I am the very model of a modern major general.'),
findsNothing,
);
expect(find.text('About box'), findsNothing);
await tester.tap(find.byType(IconButton));
await tester.pumpAndSettle(const Duration(milliseconds: 100));
expect(find.text('About Pirate app'), findsOneWidget);
expect(find.text('0.1.2'), findsNothing);
expect(find.byWidget(logo), findsNothing);
expect(
find.text('I am the very model of a modern major general.'),
findsNothing,
);
expect(find.text('About box'), findsNothing);
await tester.tap(find.text('About Pirate app'));
await tester.pumpAndSettle(const Duration(milliseconds: 100));
expect(find.text('About Pirate app'), findsOneWidget);
expect(find.text('0.1.2'), findsOneWidget);
expect(find.byWidget(logo), findsOneWidget);
expect(
find.text('I am the very model of a modern major general.'),
findsOneWidget,
);
expect(find.text('About box'), findsOneWidget);
LicenseRegistry.addLicense(() {
return Stream<LicenseEntry>.fromIterable(<LicenseEntry>[
const LicenseEntryWithLineBreaks(<String>['Pirate package '], 'Pirate license'),
]);
});
await tester.tap(find.text('VIEW LICENSES'));
await tester.pumpAndSettle(const Duration(milliseconds: 100));
expect(find.text('Pirate app'), findsOneWidget);
expect(find.text('0.1.2'), findsOneWidget);
expect(find.byWidget(logo), findsOneWidget);
expect(
find.text('I am the very model of a modern major general.'),
findsOneWidget,
);
expect(find.text('Pirate license'), findsOneWidget);
}, skip: isBrowser); // https://github.com/flutter/flutter/issues/54385
testWidgets('About box logic defaults to executable name for app name', (WidgetTester tester) async {
await tester.pumpWidget(
const MaterialApp(
title: 'flutter_tester',
home: Material(child: AboutListTile()),
),
);
expect(find.text('About flutter_tester'), findsOneWidget);
});
testWidgets('LicensePage control test', (WidgetTester tester) async {
LicenseRegistry.addLicense(() {
return Stream<LicenseEntry>.fromIterable(<LicenseEntry>[
const LicenseEntryWithLineBreaks(<String>['AAA'], 'BBB'),
]);
});
LicenseRegistry.addLicense(() {
return Stream<LicenseEntry>.fromIterable(<LicenseEntry>[
const LicenseEntryWithLineBreaks(
<String>['Another package'],
'Another license',
),
]);
});
await tester.pumpWidget(
const MaterialApp(
home: Center(
child: LicensePage(),
),
),
);
expect(find.text('AAA'), findsNothing);
expect(find.text('BBB'), findsNothing);
expect(find.text('Another package'), findsNothing);
expect(find.text('Another license'), findsNothing);
await tester.pumpAndSettle();
expect(find.text('AAA'), findsOneWidget);
expect(find.text('BBB'), findsOneWidget);
expect(find.text('Another package'), findsOneWidget);
expect(find.text('Another license'), findsOneWidget);
}, skip: isBrowser); // https://github.com/flutter/flutter/issues/54385
testWidgets('LicensePage control test with all properties', (WidgetTester tester) async {
const FlutterLogo logo = FlutterLogo();
LicenseRegistry.addLicense(() {
return Stream<LicenseEntry>.fromIterable(<LicenseEntry>[
const LicenseEntryWithLineBreaks(<String>['AAA'], 'BBB'),
]);
});
LicenseRegistry.addLicense(() {
return Stream<LicenseEntry>.fromIterable(<LicenseEntry>[
const LicenseEntryWithLineBreaks(
<String>['Another package'],
'Another license',
),
]);
});
await tester.pumpWidget(
const MaterialApp(
title: 'Pirate app',
home: Center(
child: LicensePage(
applicationName: 'LicensePage test app',
applicationVersion: '0.1.2',
applicationIcon: logo,
applicationLegalese: 'I am the very model of a modern major general.',
),
),
),
);
expect(find.text('Pirate app'), findsNothing);
expect(find.text('LicensePage test app'), findsOneWidget);
expect(find.text('0.1.2'), findsOneWidget);
expect(find.byWidget(logo), findsOneWidget);
expect(
find.text('I am the very model of a modern major general.'),
findsOneWidget,
);
expect(find.text('AAA'), findsNothing);
expect(find.text('BBB'), findsNothing);
expect(find.text('Another package'), findsNothing);
expect(find.text('Another license'), findsNothing);
await tester.pumpAndSettle();
expect(find.text('Pirate app'), findsNothing);
expect(find.text('LicensePage test app'), findsOneWidget);
expect(find.text('0.1.2'), findsOneWidget);
expect(find.byWidget(logo), findsOneWidget);
expect(
find.text('I am the very model of a modern major general.'),
findsOneWidget,
);
expect(find.text('AAA'), findsOneWidget);
expect(find.text('BBB'), findsOneWidget);
expect(find.text('Another package'), findsOneWidget);
expect(find.text('Another license'), findsOneWidget);
}, skip: isBrowser); // https://github.com/flutter/flutter/issues/54385
testWidgets('LicensePage respects the notch', (WidgetTester tester) async {
const double safeareaPadding = 27.0;
LicenseRegistry.addLicense(() {
return Stream<LicenseEntry>.fromIterable(<LicenseEntry>[
const LicenseEntryWithLineBreaks(<String>['ABC'], 'DEF'),
]);
});
await tester.pumpWidget(
const MaterialApp(
home: MediaQuery(
data: MediaQueryData(
padding: EdgeInsets.all(safeareaPadding),
),
child: LicensePage(),
),
),
);
await tester.pumpAndSettle();
expect(tester.getTopLeft(find.text('DEF')), const Offset(8.0 + safeareaPadding, 287.0));
}, skip: isBrowser); // https://github.com/flutter/flutter/issues/54385
testWidgets('LicensePage returns early if unmounted', (WidgetTester tester) async {
final Completer<LicenseEntry> licenseCompleter = Completer<LicenseEntry>();
LicenseRegistry.addLicense(() {
return Stream<LicenseEntry>.fromFuture(licenseCompleter.future);
});
await tester.pumpWidget(
const MaterialApp(
home: LicensePage(),
),
);
await tester.pump();
await tester.pumpWidget(
const MaterialApp(
home: Placeholder(),
),
);
await tester.pumpAndSettle();
final FakeLicenseEntry licenseEntry = FakeLicenseEntry();
licenseCompleter.complete(licenseEntry);
expect(licenseEntry.paragraphsCalled, false);
});
testWidgets('LicensePage returns late if unmounted', (WidgetTester tester) async {
final Completer<LicenseEntry> licenseCompleter = Completer<LicenseEntry>();
LicenseRegistry.addLicense(() {
return Stream<LicenseEntry>.fromFuture(licenseCompleter.future);
});
await tester.pumpWidget(
const MaterialApp(
home: LicensePage(),
),
);
await tester.pump();
final FakeLicenseEntry licenseEntry = FakeLicenseEntry();
licenseCompleter.complete(licenseEntry);
await tester.pumpWidget(
const MaterialApp(
home: Placeholder(),
),
);
await tester.pumpAndSettle();
expect(licenseEntry.paragraphsCalled, true);
});
testWidgets('LicensePage logic defaults to executable name for app name', (WidgetTester tester) async {
await tester.pumpWidget(
const MaterialApp(
title: 'flutter_tester',
home: Material(child: LicensePage()),
),
);
expect(find.text('flutter_tester'), findsOneWidget);
});
testWidgets('AboutListTile dense property is applied', (WidgetTester tester) async {
await tester.pumpWidget(const MaterialApp(
home: Material(child: Center(child: AboutListTile())),
));
Rect tileRect = tester.getRect(find.byType(AboutListTile));
expect(tileRect.height, 56.0);
await tester.pumpWidget(const MaterialApp(
home: Material(child: Center(child: AboutListTile(dense: false))),
));
tileRect = tester.getRect(find.byType(AboutListTile));
expect(tileRect.height, 56.0);
await tester.pumpWidget(const MaterialApp(
home: Material(child: Center(child: AboutListTile(dense: true))),
));
tileRect = tester.getRect(find.byType(AboutListTile));
expect(tileRect.height, 48.0);
});
testWidgets('showLicensePage uses nested navigator by default', (WidgetTester tester) async {
final LicensePageObserver rootObserver = LicensePageObserver();
final LicensePageObserver nestedObserver = LicensePageObserver();
await tester.pumpWidget(MaterialApp(
navigatorObservers: <NavigatorObserver>[rootObserver],
initialRoute: '/',
onGenerateRoute: (_) {
return PageRouteBuilder<dynamic>(
pageBuilder: (_, __, ___) => Navigator(
observers: <NavigatorObserver>[nestedObserver],
onGenerateRoute: (RouteSettings settings) {
return PageRouteBuilder<dynamic>(
pageBuilder: (BuildContext context, _, __) {
return RaisedButton(
onPressed: () {
showLicensePage(
context: context,
applicationName: 'A',
);
},
child: const Text('Show License Page'),
);
},
);
},
),
);
},
));
// Open the dialog.
await tester.tap(find.byType(RaisedButton));
expect(rootObserver.licensePageCount, 0);
expect(nestedObserver.licensePageCount, 1);
});
testWidgets('showLicensePage uses root navigator if useRootNavigator is true', (WidgetTester tester) async {
final LicensePageObserver rootObserver = LicensePageObserver();
final LicensePageObserver nestedObserver = LicensePageObserver();
await tester.pumpWidget(MaterialApp(
navigatorObservers: <NavigatorObserver>[rootObserver],
initialRoute: '/',
onGenerateRoute: (_) {
return PageRouteBuilder<dynamic>(
pageBuilder: (_, __, ___) => Navigator(
observers: <NavigatorObserver>[nestedObserver],
onGenerateRoute: (RouteSettings settings) {
return PageRouteBuilder<dynamic>(
pageBuilder: (BuildContext context, _, __) {
return RaisedButton(
onPressed: () {
showLicensePage(
context: context,
useRootNavigator: true,
applicationName: 'A',
);
},
child: const Text('Show License Page'),
);
},
);
},
),
);
},
));
// Open the dialog.
await tester.tap(find.byType(RaisedButton));
expect(rootObserver.licensePageCount, 1);
expect(nestedObserver.licensePageCount, 0);
});
testWidgets('showAboutDialog uses root navigator by default', (WidgetTester tester) async {
final AboutDialogObserver rootObserver = AboutDialogObserver();
final AboutDialogObserver nestedObserver = AboutDialogObserver();
await tester.pumpWidget(MaterialApp(
navigatorObservers: <NavigatorObserver>[rootObserver],
home: Navigator(
observers: <NavigatorObserver>[nestedObserver],
onGenerateRoute: (RouteSettings settings) {
return MaterialPageRoute<dynamic>(
builder: (BuildContext context) {
return RaisedButton(
onPressed: () {
showAboutDialog(
context: context,
applicationName: 'A',
);
},
child: const Text('Show About Dialog'),
);
},
);
},
),
));
// Open the dialog.
await tester.tap(find.byType(RaisedButton));
expect(rootObserver.dialogCount, 1);
expect(nestedObserver.dialogCount, 0);
});
testWidgets('showAboutDialog uses nested navigator if useRootNavigator is false', (WidgetTester tester) async {
final AboutDialogObserver rootObserver = AboutDialogObserver();
final AboutDialogObserver nestedObserver = AboutDialogObserver();
await tester.pumpWidget(MaterialApp(
navigatorObservers: <NavigatorObserver>[rootObserver],
home: Navigator(
observers: <NavigatorObserver>[nestedObserver],
onGenerateRoute: (RouteSettings settings) {
return MaterialPageRoute<dynamic>(
builder: (BuildContext context) {
return RaisedButton(
onPressed: () {
showAboutDialog(
context: context,
useRootNavigator: false,
applicationName: 'A',
);
},
child: const Text('Show About Dialog'),
);
},
);
},
),
));
// Open the dialog.
await tester.tap(find.byType(RaisedButton));
expect(rootObserver.dialogCount, 0);
expect(nestedObserver.dialogCount, 1);
});
testWidgets("AboutListTile's child should not be offset when the icon is not specified.", (WidgetTester tester) async {
await tester.pumpWidget(
const MaterialApp(
home: Scaffold(
body: AboutListTile(
child: Text('About'),
),
),
),
);
expect(
find.descendant(
of: find.byType(AboutListTile),
matching: find.byType(Icon),
),
findsNothing,
);
});
testWidgets("AboutDialog's contents are scrollable", (WidgetTester tester) async {
final Key contentKey = UniqueKey();
await tester.pumpWidget(MaterialApp(
home: Navigator(
onGenerateRoute: (RouteSettings settings) {
return MaterialPageRoute<dynamic>(
builder: (BuildContext context) {
return RaisedButton(
onPressed: () {
showAboutDialog(
context: context,
useRootNavigator: false,
applicationName: 'A',
children: <Widget>[
Container(
key: contentKey,
color: Colors.orange,
height: 500,
),
],
);
},
child: const Text('Show About Dialog'),
);
},
);
},
),
));
await tester.tap(find.text('Show About Dialog'));
await tester.pumpAndSettle();
// Try dragging by the [AboutDialog]'s title.
RenderBox box = tester.renderObject(find.text('A'));
Offset originalOffset = box.localToGlobal(Offset.zero);
await tester.drag(find.byKey(contentKey), const Offset(0.0, -20.0));
expect(box.localToGlobal(Offset.zero), equals(originalOffset.translate(0.0, -20.0)));
// Try dragging by the additional children in contents.
box = tester.renderObject(find.byKey(contentKey));
originalOffset = box.localToGlobal(Offset.zero);
await tester.drag(find.byKey(contentKey), const Offset(0.0, -20.0));
expect(box.localToGlobal(Offset.zero), equals(originalOffset.translate(0.0, -20.0)));
});
}
class FakeLicenseEntry extends LicenseEntry {
FakeLicenseEntry();
bool get paragraphsCalled => _paragraphsCalled;
bool _paragraphsCalled = false;
@override
Iterable<String> packages = <String>[];
@override
Iterable<LicenseParagraph> get paragraphs {
_paragraphsCalled = true;
return <LicenseParagraph>[];
}
}
class LicensePageObserver extends NavigatorObserver {
int licensePageCount = 0;
@override
void didPush(Route<dynamic> route, Route<dynamic> previousRoute) {
if (route is MaterialPageRoute<dynamic>) {
licensePageCount++;
}
super.didPush(route, previousRoute);
}
}
class AboutDialogObserver extends NavigatorObserver {
int dialogCount = 0;
@override
void didPush(Route<dynamic> route, Route<dynamic> previousRoute) {
if (route.toString().contains('_DialogRoute')) {
dialogCount++;
}
super.didPush(route, previousRoute);
}
}