Files
TPSchedule/mobile/test/widgets/startup_transition_test.dart
T

120 lines
3.7 KiB
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(
'home paints before gradual reveal and cannot be tapped until complete',
(tester) async {
final ready = Completer<Widget>();
var serviceStarts = 0, taps = 0, boots = 0;
await tester.pumpWidget(
TpStartup(
bootstrap: () {
boots++;
expect(find.byType(TpLaunchPage), findsOneWidget);
return ready.future;
},
onHomeReady: () {
serviceStarts++;
expect(find.text('课程详情'), findsOneWidget);
},
),
);
ready.complete(
MaterialApp(
home: Center(
child: TextButton(
onPressed: () => taps++,
child: const Text('课程详情'),
),
),
),
);
await tester.pump();
await tester.pump();
expect(serviceStarts, 1);
await tester.pump(const Duration(milliseconds: 100));
final overlay = tester.widget<Opacity>(
find.byKey(const Key('startup-brand-overlay')),
);
expect(overlay.opacity, inExclusiveRange(0, 1));
await tester.tap(find.text('课程详情'), warnIfMissed: false);
expect(taps, 0);
await tester.pumpAndSettle();
expect(find.byType(TpLaunchPage), findsNothing);
await tester.tap(find.text('课程详情'));
expect(taps, 1);
tester.binding.handleAppLifecycleStateChanged(AppLifecycleState.paused);
tester.binding.handleAppLifecycleStateChanged(AppLifecycleState.resumed);
await tester.pumpAndSettle();
expect(boots, 1);
expect(serviceStarts, 1);
expect(find.byType(TpLaunchPage), findsNothing);
},
);
testWidgets(
'bootstrap failure presents a working retry instead of a blank screen',
(tester) async {
var attempts = 0;
await tester.pumpWidget(
TpStartup(
bootstrap: () async {
if (++attempts == 1) throw StateError('plugin unavailable');
return const MaterialApp(home: Text('已恢复启动'));
},
),
);
await tester.pumpAndSettle();
expect(find.text('启动未完成,请重试'), findsOneWidget);
expect(tester.takeException(), isNull);
await tester.tap(find.text('重新打开'));
await tester.pumpAndSettle();
expect(find.text('已恢复启动'), findsOneWidget);
expect(attempts, 2);
expect(tester.takeException(), isNull);
},
);
testWidgets('reduced motion reveals home without a timed fade', (
tester,
) async {
await tester.pumpWidget(
MediaQuery(
data: const MediaQueryData(disableAnimations: true),
child: TpStartup(
bootstrap: () async => const MaterialApp(home: Text('首页')),
),
),
);
await tester.pump();
await tester.pump();
expect(find.text('首页'), findsOneWidget);
expect(find.byType(TpLaunchPage), findsNothing);
});
testWidgets(
'late bootstrap completion after disposal does not start services',
(tester) async {
final ready = Completer<Widget>();
var serviceStarts = 0;
await tester.pumpWidget(
TpStartup(
bootstrap: () => ready.future,
onHomeReady: () => serviceStarts++,
),
);
await tester.pumpWidget(const SizedBox());
ready.complete(const MaterialApp(home: Text('旧首页')));
await tester.pumpAndSettle();
expect(serviceStarts, 0);
expect(find.text('旧首页'), findsNothing);
expect(tester.takeException(), isNull);
},
);
}