110 lines
3.4 KiB
Dart
110 lines
3.4 KiB
Dart
// ignore_for_file: omit_local_variable_types
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import 'package:flutter/material.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:stream_chat_localizations/stream_chat_localizations.dart';
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void main() {
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testWidgets('Nested Localizations', (WidgetTester tester) async {
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await tester.pumpWidget(MaterialApp(
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// Creates the outer Localizations widget.
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home: ListView(
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children: <Widget>[
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const LocalizationTracker(key: ValueKey<String>('outer')),
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Localizations(
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locale: const Locale('hi'),
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delegates: GlobalStreamChatLocalizations.delegates,
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child: const LocalizationTracker(key: ValueKey<String>('inner')),
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),
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],
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),
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));
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final LocalizationTrackerState outerTracker = tester.state(
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find.byKey(const ValueKey<String>('outer'), skipOffstage: false));
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expect(outerTracker.captionFontSize, 12.0);
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final LocalizationTrackerState innerTracker = tester.state(
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find.byKey(const ValueKey<String>('inner'), skipOffstage: false));
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expect(innerTracker.captionFontSize, 13.0);
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});
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testWidgets(
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'Localizations is compatible with ChangeNotifier.dispose() called '
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'during didChangeDependencies',
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(WidgetTester tester) async {
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// PageView calls ScrollPosition.dispose() during didChangeDependencies.
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await tester.pumpWidget(MaterialApp(
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supportedLocales: const <Locale>[
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Locale('en', 'US'),
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Locale('hi', 'IN'),
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],
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localizationsDelegates: const [
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DummyLocalizations.delegate,
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GlobalStreamChatLocalizations.delegate,
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GlobalMaterialLocalizations.delegate,
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GlobalCupertinoLocalizations.delegate,
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],
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home: PageView(),
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));
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await tester.binding.setLocale('hi', 'IN');
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await tester.pump();
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await tester.pumpWidget(Container());
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},
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);
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testWidgets('Locale without countryCode', (WidgetTester tester) async {
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// Regression test for https://github.com/flutter/flutter/pull/16782
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await tester.pumpWidget(MaterialApp(
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localizationsDelegates: GlobalStreamChatLocalizations.delegates,
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supportedLocales: const <Locale>[
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Locale('en', 'US'),
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Locale('hi'),
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],
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home: Container(),
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));
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await tester.binding.setLocale('hi', '');
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await tester.pump();
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await tester.binding.setLocale('en', 'US');
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await tester.pump();
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});
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}
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/// A localizations delegate that does not contain any useful data, and is only
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/// used to trigger didChangeDependencies upon locale change.
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class _DummyLocalizationsDelegate
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extends LocalizationsDelegate<DummyLocalizations> {
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const _DummyLocalizationsDelegate();
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@override
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Future<DummyLocalizations> load(Locale locale) async => DummyLocalizations();
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@override
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bool isSupported(Locale locale) => true;
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@override
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bool shouldReload(_DummyLocalizationsDelegate old) => true;
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}
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class DummyLocalizations {
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static const delegate = _DummyLocalizationsDelegate();
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}
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class LocalizationTracker extends StatefulWidget {
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const LocalizationTracker({super.key});
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@override
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State<StatefulWidget> createState() => LocalizationTrackerState();
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}
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class LocalizationTrackerState extends State<LocalizationTracker> {
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late double captionFontSize;
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@override
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Widget build(BuildContext context) {
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captionFontSize = Theme.of(context).textTheme.bodySmall!.fontSize!;
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return Container();
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}
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}
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