321 lines
12 KiB
Dart
321 lines
12 KiB
Dart
import 'dart:async';
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import 'dart:typed_data';
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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:hepan_everyday/features/feedback/feedback_page.dart';
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import 'package:hepan_everyday/features/feedback/feedback_submission.dart';
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class RecordingSender implements FeedbackSender {
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final submissions = <FeedbackSubmission>[];
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Completer<void>? pending;
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bool fail = false;
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bool uncertain = false;
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@override
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Future<void> send(FeedbackSubmission submission) async {
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submissions.add(submission);
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if (pending != null) await pending!.future;
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if (uncertain) throw FeedbackDeliveryUncertain(submission.id);
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if (fail) throw const FeedbackException('网络暂时不可用，请重试');
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}
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}
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Future<void> reveal(
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WidgetTester tester,
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Finder target, {
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bool backwards = false,
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}) async {
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await tester.scrollUntilVisible(
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target,
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backwards ? -250 : 250,
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scrollable: find.byType(Scrollable).first,
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);
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await tester.pump();
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}
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void main() {
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testWidgets('uncertain delivery retains original payload for status check', (
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tester,
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) async {
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final sender = RecordingSender()..uncertain = true;
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await tester.pumpWidget(MaterialApp(home: FeedbackPage(sender: sender)));
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await tester.enterText(find.byKey(const Key('feedback-message')), '原来的反馈');
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await reveal(tester, find.byKey(const Key('feedback-submit')));
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await tester.tap(find.byKey(const Key('feedback-submit')));
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await tester.pumpAndSettle();
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expect(find.text('提交成功'), findsNothing);
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expect(find.text('提交状态待确认'), findsOneWidget);
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expect(find.byKey(const Key('feedback-message')), findsNothing);
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expect(find.byKey(const Key('feedback-submit')), findsNothing);
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final original = sender.submissions.single;
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expect(
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tester
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.widget<SelectableText>(
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find.byKey(const Key('feedback-uncertain-id')),
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)
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.data,
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original.id,
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);
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sender.uncertain = false;
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await reveal(tester, find.byKey(const Key('feedback-check-original')));
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await tester.tap(find.byKey(const Key('feedback-check-original')));
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await tester.pumpAndSettle();
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expect(sender.submissions, hasLength(2));
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expect(identical(sender.submissions[0], sender.submissions[1]), isTrue);
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expect(find.text('提交成功'), findsOneWidget);
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});
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test('submission trims relevant fields and rejects whitespace', () {
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expect(
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() => FeedbackSubmission.problem(id: 'a', message: ' '),
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throwsA(isA<FeedbackException>()),
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);
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final problem = FeedbackSubmission.problem(
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id: 'a',
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message: ' 页面建议 ',
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contact: ' ',
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);
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expect(problem.message, '页面建议');
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expect(problem.contact, isNull);
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expect(problem.school, isNull);
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final application = FeedbackSubmission.development(
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id: 'b',
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school: ' 某大学 ',
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contact: ' 微信 abc ',
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);
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expect(application.school, '某大学');
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expect(application.contact, '微信 abc');
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expect(application.message, isNull);
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expect(application.attachments, isEmpty);
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expect(
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() => FeedbackSubmission.development(id: 'b', school: ' ', contact: 'x'),
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throwsA(isA<FeedbackException>()),
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);
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expect(
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() => FeedbackSubmission.development(id: 'b', school: 'x', contact: ' '),
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throwsA(isA<FeedbackException>()),
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);
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});
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test('attachment read stops at byte limit and sanitizes names', () async {
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var reads = 0;
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Stream<List<int>> oversized() async* {
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reads++;
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yield [1, 2, 3];
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reads++;
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yield [4, 5, 6];
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reads++;
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yield [7];
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}
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await expectLater(
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FeedbackAttachment.read(name: 'x.png', stream: oversized(), maxBytes: 4),
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throwsA(isA<FeedbackException>()),
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);
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expect(reads, 2);
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final attachment = await FeedbackAttachment.read(
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name: '../../unsafe\r\nname.PNG',
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stream: Stream.value([1, 2]),
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);
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expect(attachment.filename, 'unsafename.PNG');
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expect(attachment.contentType, 'image/png');
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await expectLater(
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FeedbackAttachment.read(name: 'x.exe', stream: Stream.value([1])),
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throwsA(isA<FeedbackException>()),
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);
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});
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test('submission enforces attachment count and total limits', () async {
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final file = await FeedbackAttachment.read(
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name: 'x.jpg',
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stream: Stream.value([1]),
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);
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expect(
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() => FeedbackSubmission.problem(
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id: 'a',
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message: 'x',
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attachments: [file, file, file, file],
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),
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throwsA(isA<FeedbackException>()),
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);
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final large = await FeedbackAttachment.read(
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name: 'x.mp4',
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stream: Stream.value(Uint8List(8 * 1024 * 1024)),
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);
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expect(
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() => FeedbackSubmission.problem(
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id: 'a',
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message: 'x',
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attachments: [large, large, large],
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),
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throwsA(isA<FeedbackException>()),
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);
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});
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testWidgets('problem requires message; contact is optional', (tester) async {
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final sender = RecordingSender();
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await tester.pumpWidget(MaterialApp(home: FeedbackPage(sender: sender)));
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await reveal(tester, find.byKey(const Key('feedback-submit')));
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await tester.tap(find.byKey(const Key('feedback-submit')));
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await tester.pumpAndSettle();
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expect(find.text('请填写问题或建议'), findsOneWidget);
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expect(sender.submissions, isEmpty);
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await reveal(
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tester,
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find.byKey(const Key('feedback-message')),
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backwards: true,
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);
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await tester.enterText(find.byKey(const Key('feedback-message')), ' 建议内容 ');
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await reveal(tester, find.byKey(const Key('feedback-submit')));
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await tester.tap(find.byKey(const Key('feedback-submit')));
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await tester.pumpAndSettle();
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expect(sender.submissions.single.message, '建议内容');
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expect(sender.submissions.single.contact, isNull);
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expect(find.text('提交成功'), findsOneWidget);
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});
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testWidgets('development requires school/contact and excludes hidden data', (
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tester,
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) async {
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final sender = RecordingSender();
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await tester.pumpWidget(
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MaterialApp(
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home: FeedbackPage(
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sender: sender,
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pickAttachment: () async => FeedbackAttachment.read(
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name: 'hidden.png',
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stream: Stream.value([1, 2, 3]),
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),
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),
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),
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);
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await tester.enterText(find.byKey(const Key('feedback-message')), '旧问题');
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await tester.ensureVisible(find.byKey(const Key('feedback-add-media')));
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await tester.tap(find.byKey(const Key('feedback-add-media')));
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await tester.pumpAndSettle();
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await reveal(tester, find.text('我要参与开发'), backwards: true);
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await tester.tap(find.text('我要参与开发'));
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await tester.pumpAndSettle();
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expect(find.byKey(const Key('feedback-message')), findsNothing);
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expect(find.byKey(const Key('feedback-add-media')), findsNothing);
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await reveal(tester, find.byKey(const Key('feedback-submit')));
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await tester.tap(find.byKey(const Key('feedback-submit')));
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await tester.pumpAndSettle();
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expect(find.text('请填写学校'), findsOneWidget);
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expect(find.text('请填写联系方式'), findsOneWidget);
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await tester.enterText(find.byKey(const Key('feedback-school')), ' 某大学 ');
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await tester.enterText(
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find.byKey(const Key('feedback-contact')),
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' QQ 123 ',
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);
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await reveal(tester, find.byKey(const Key('feedback-submit')));
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await tester.tap(find.byKey(const Key('feedback-submit')));
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await tester.pumpAndSettle();
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final submission = sender.submissions.single;
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expect(submission.kind, FeedbackKind.development);
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expect(submission.school, '某大学');
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expect(submission.contact, 'QQ 123');
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expect(submission.message, isNull);
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expect(submission.attachments, isEmpty);
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});
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testWidgets(
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'pending send prevents duplicates; failure preserves data and retry ID',
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(tester) async {
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final sender = RecordingSender()
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..pending = Completer<void>()
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..fail = true;
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await tester.pumpWidget(MaterialApp(home: FeedbackPage(sender: sender)));
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await tester.enterText(find.byKey(const Key('feedback-message')), '问题');
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await reveal(tester, find.byKey(const Key('feedback-submit')));
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await tester.tap(find.byKey(const Key('feedback-submit')));
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await tester.pump();
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await tester.tap(find.byKey(const Key('feedback-submit')));
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await tester.pump();
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expect(sender.submissions, hasLength(1));
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expect(find.text('提交成功'), findsNothing);
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sender.pending!.complete();
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await tester.pumpAndSettle();
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expect(find.text('网络暂时不可用，请重试'), findsOneWidget);
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expect(find.text('问题'), findsOneWidget);
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sender
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..pending = null
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..fail = false;
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await reveal(tester, find.byKey(const Key('feedback-submit')));
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await tester.tap(find.byKey(const Key('feedback-submit')));
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await tester.pumpAndSettle();
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expect(sender.submissions, hasLength(2));
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expect(sender.submissions[0].id, sender.submissions[1].id);
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expect(find.text('提交成功'), findsOneWidget);
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},
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);
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testWidgets('editing a failed request starts a new submission ID', (
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tester,
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) async {
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final sender = RecordingSender()..fail = true;
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await tester.pumpWidget(MaterialApp(home: FeedbackPage(sender: sender)));
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await tester.enterText(find.byKey(const Key('feedback-message')), '原来的问题');
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await reveal(tester, find.byKey(const Key('feedback-submit')));
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await tester.tap(find.byKey(const Key('feedback-submit')));
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await tester.pumpAndSettle();
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await reveal(
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tester,
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find.byKey(const Key('feedback-message')),
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backwards: true,
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);
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await tester.enterText(find.byKey(const Key('feedback-message')), '更新的问题');
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sender.fail = false;
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await reveal(tester, find.byKey(const Key('feedback-submit')));
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await tester.tap(find.byKey(const Key('feedback-submit')));
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await tester.pumpAndSettle();
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expect(sender.submissions[1].id, isNot(sender.submissions[0].id));
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expect(sender.submissions[1].message, '更新的问题');
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});
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testWidgets('unconfigured service gives honest error and preserves input', (
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tester,
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) async {
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await tester.pumpWidget(const MaterialApp(home: FeedbackPage()));
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await tester.enterText(find.byKey(const Key('feedback-message')), '问题');
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await reveal(tester, find.byKey(const Key('feedback-submit')));
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await tester.tap(find.byKey(const Key('feedback-submit')));
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await tester.pumpAndSettle();
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expect(find.text(UnconfiguredFeedbackSender.message), findsOneWidget);
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expect(find.text('提交成功'), findsNothing);
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expect(find.text('问题'), findsOneWidget);
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});
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testWidgets('selected media can be removed and survives send failure', (
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tester,
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) async {
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final sender = RecordingSender()..fail = true;
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await tester.pumpWidget(
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MaterialApp(
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home: FeedbackPage(
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sender: sender,
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pickAttachment: () async => FeedbackAttachment.read(
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name: 'screen.png',
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stream: Stream.value([1, 2, 3]),
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),
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),
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),
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);
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await tester.enterText(find.byKey(const Key('feedback-message')), '问题');
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await tester.ensureVisible(find.byKey(const Key('feedback-add-media')));
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await tester.tap(find.byKey(const Key('feedback-add-media')));
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await tester.pumpAndSettle();
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expect(find.text('screen.png'), findsOneWidget);
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await reveal(tester, find.byKey(const Key('feedback-submit')));
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await tester.tap(find.byKey(const Key('feedback-submit')));
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await tester.pumpAndSettle();
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expect(sender.submissions.single.attachments, hasLength(1));
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expect(find.text('screen.png'), findsOneWidget);
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await tester.ensureVisible(find.byTooltip('移除 screen.png'));
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await tester.tap(find.byTooltip('移除 screen.png'));
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await tester.pumpAndSettle();
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expect(find.text('screen.png'), findsNothing);
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});
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}
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