118 lines
3.8 KiB
Dart
118 lines
3.8 KiB
Dart
// Author: fruit.com.cn
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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:fruitshorts/core/data/models/drama.dart';
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import 'package:fruitshorts/core/data/models/home_feed.dart';
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import 'package:fruitshorts/core/theme/app_colors.dart';
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import 'package:fruitshorts/l10n/app_localizations.dart';
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import 'package:fruitshorts/pages/recommend/widgets/home_hero_carousel.dart';
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const List<FeedBanner> _banners = [
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FeedBanner(id: '1', imageUrl: 'https://cdn.test/a.png'),
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FeedBanner(id: '2', imageUrl: 'https://cdn.test/b.png'),
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];
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const Drama _drama = Drama(
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id: 'd1',
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title: 'City Lights',
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synopsis: 'A quiet city romance.',
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posterUrl: 'https://cdn.test/d.png',
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);
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Widget _harness(List<FeedBanner> banners, {Drama? drama}) {
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return MaterialApp(
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locale: const Locale('en'),
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supportedLocales: AppLocalizations.supportedLocales,
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localizationsDelegates: AppLocalizations.localizationsDelegates,
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home: Scaffold(
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body: HomeHeroCarousel(
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banners: banners,
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dramaFor: (_) => drama,
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onWatch: (_) {},
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),
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),
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);
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}
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Color? _dotColor(WidgetTester tester, int index) {
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final decoration =
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tester
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.widget<Container>(find.byKey(Key('home-hero-dot-$index')))
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.decoration
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as BoxDecoration?;
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return decoration?.color;
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}
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void main() {
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testWidgets('should_keep_looping_backwards_from_the_first_banner', (
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tester,
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) async {
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await tester.pumpWidget(_harness(_banners));
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await tester.pumpAndSettle();
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expect(_dotColor(tester, 0), AppColors.brandRed);
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// 从第一张往右滑：无缝轮播应该接到最后一张，而不是被边界挡住。
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await tester.fling(find.byType(PageView), const Offset(700, 0), 1200);
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await tester.pumpAndSettle();
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expect(_dotColor(tester, 1), AppColors.brandRed);
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expect(_dotColor(tester, 0), isNot(AppColors.brandRed));
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});
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testWidgets('should_wrap_to_first_banner_after_last_auto_advance', (
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tester,
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) async {
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await tester.pumpWidget(_harness(_banners));
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await tester.pumpAndSettle();
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// 自动播两次：第 2 张之后应回到第 1 张，且页码继续往前走不回头。
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await tester.pump(const Duration(milliseconds: 4600));
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await tester.pumpAndSettle();
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expect(_dotColor(tester, 1), AppColors.brandRed);
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await tester.pump(const Duration(milliseconds: 4600));
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await tester.pumpAndSettle();
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expect(_dotColor(tester, 0), AppColors.brandRed);
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});
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testWidgets('should_keep_only_title_and_synopsis_above_dots', (tester) async {
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await tester.pumpWidget(_harness(_banners, drama: _drama));
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await tester.pumpAndSettle();
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final copy = find.byKey(const Key('home-hero-copy-0'));
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expect(copy, findsOneWidget);
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expect(
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find.descendant(of: copy, matching: find.text('City Lights')),
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findsOneWidget,
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);
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expect(
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find.descendant(
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of: copy,
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matching: find.text('A quiet city romance.'),
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),
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findsOneWidget,
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);
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expect(find.byKey(const Key('home-hero-watch')), findsNothing);
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expect(find.byKey(const Key('home-hero-favorite')), findsNothing);
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// 文案块整体位于轮播点上方，给进度点留出间距。
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final copyRect = tester.getRect(copy);
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final dotRect = tester.getRect(find.byKey(const Key('home-hero-dot-0')));
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expect(copyRect.bottom, lessThanOrEqualTo(dotRect.top));
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});
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testWidgets('should_not_loop_when_only_one_banner', (tester) async {
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await tester.pumpWidget(
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_harness(const [FeedBanner(id: '1', imageUrl: 'https://cdn.test/a.png')]),
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);
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await tester.pumpAndSettle();
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expect(find.byKey(const Key('home-hero-dot-0')), findsNothing);
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await tester.pump(const Duration(milliseconds: 6000));
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await tester.pumpAndSettle();
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expect(tester.takeException(), isNull);
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});
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}
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