Files
TPSchedule/mobile/test/widgets/startup_slow_test.dart

32 lines
996 B
Dart

import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:hepan_everyday/app/tp_startup.dart';
import 'package:hepan_everyday/app/tp_launch_page.dart';
void main() {
testWidgets(
'slow initialization paints branded frames instead of waiting without a Flutter UI',
(tester) async {
final ready = Completer<void>();
final startup = launchApplication(
ready: ready.future,
child: const MaterialApp(home: Text('已读取课表')),
);
try {
await tester.pump();
await tester.pump(const Duration(seconds: 3));
expect(find.byType(TpLaunchPage), findsOneWidget);
expect(find.text('已读取课表'), findsNothing);
expect(tester.binding.sendFramesToEngine, isTrue);
} finally {
ready.complete();
await startup;
await tester.pumpAndSettle();
await tester.pumpWidget(const SizedBox());
}
},
);
}