72 lines
2.0 KiB
Dart
72 lines
2.0 KiB
Dart
// 功能描述：验证用户头像的真实图片、空值占位和加载失败回退状态。
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// 版本：1.0.0
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import 'dart:convert';
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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:user_app/data/services/api_client.dart';
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import 'package:user_app/ui/features/profile/profile_avatar.dart';
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/// 验证头像组件在不同图片状态下保持可用。
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void main() {
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/// 构建统一头像测试宿主。
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Widget testHost({
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required String name,
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required Uint8List? imageBytes,
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}) => MaterialApp(
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home: Scaffold(
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body: ProfileAvatar(
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name: name,
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imageBytes: imageBytes,
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),
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),
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);
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testWidgets('有头像时使用圆形裁剪图片', (tester) async {
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final imageBytes = Uint8List.fromList(
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base64Decode(
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'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+M/wHwAF/gL+X8l7WQAAAABJRU5ErkJggg==',
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),
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);
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await tester.pumpWidget(
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testHost(
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name: 'cyyy',
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imageBytes: imageBytes,
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),
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);
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await tester.pumpAndSettle();
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final image = tester.widget<Image>(find.byKey(const Key('profile-avatar-image')));
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expect(image.fit, BoxFit.cover);
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expect(image.image, isA<MemoryImage>());
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});
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testWidgets('头像为空时显示用户名首字母', (tester) async {
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await tester.pumpWidget(testHost(name: 'cyyy', imageBytes: null));
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expect(find.text('c'), findsOneWidget);
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expect(find.byKey(const Key('profile-avatar-image')), findsNothing);
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});
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testWidgets('头像加载失败时回退用户名首字母', (tester) async {
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await tester.pumpWidget(
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testHost(
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name: 'cyyy',
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imageBytes: Uint8List.fromList(const [0]),
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),
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);
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await tester.pumpAndSettle();
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expect(find.text('c'), findsOneWidget);
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});
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test('头像接口失败时安全返回空值', () async {
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final result = await loadProfileAvatarSafely(
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() => throw const ApiException(500, '头像加载失败'),
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);
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expect(result, isNull);
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});
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}
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