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admin
2026-08-31 18:35:58 +08:00
parent 36dc258224
commit dbe31b94a3
18 changed files with 822 additions and 58 deletions
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flutter_app/test/model_catalog_section_test.dart
+150
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@@ -0,0 +1,150 @@
import 'dart:convert';
import 'dart:io';
import 'package:crypto/crypto.dart' show sha256;
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:http/http.dart' as http;
import 'package:http/testing.dart';
import 'package:observer/camera/model_catalog_section.dart';
import 'package:observer/models/model_manager.dart';
const _modelBytes = [1, 2, 3, 4, 5, 6, 7, 8];
String _shaHex(List<int> bytes) => sha256.convert(bytes).toString();
/// 分两段到达的下载流（中间 50ms 停顿，供取消测试在下载中触发）
Stream<List<int>> _delayedChunks() async* {
yield [1, 2, 3, 4];
await Future<void>.delayed(const Duration(milliseconds: 50));
yield [5, 6, 7, 8];
}
Map<String, dynamic> _item() => {
'datasetId': 7,
'datasetName': '环颈雉鸡数据集',
'version': 'v1.0.0',
'labels': ['pheasant', 'suspect'],
'sizeBytes': _modelBytes.length,
'sha256': _shaHex(_modelBytes),
'downloadUrl': '/download/models/7/latest.tflite',
'coverUrl': '/api/v1/app/cover?namePrefix=RNPHE',
};
void main() {
late Directory root;
setUp(() async {
root = await Directory.systemTemp.createTemp('catalog-section-test');
});
tearDown(() => root.delete(recursive: true));
ModelManager manager() => ModelManager(
baseUrl: 'http://test.local',
client: MockClient((req) async {
if (req.url.path == '/api/v1/app/update') {
return http.Response.bytes(
utf8.encode(jsonEncode({
'code': 0,
'message': 'ok',
'data': {'models': [_item()]}
})),
200);
}
if (req.url.path.startsWith('/download/models/')) {
return http.Response.bytes(_modelBytes, 200);
}
return http.Response('not found', 404);
}),
rootDir: () async => root,
);
Future<void> pumpSection(WidgetTester tester, ModelManager m) async {
await tester.pumpWidget(MaterialApp(
home: Scaffold(
body: ModelCatalogSection(manager: m))));
await tester.pumpAndSettle();
}
testWidgets('未下载：显示使用按钮，点击后下载完成自动变为已使用', (tester) async {
final m = manager();
await m.refresh();
await pumpSection(tester, m);
expect(find.text('环颈雉鸡数据集'), findsOneWidget);
expect(find.text('使用'), findsOneWidget);
await tester.tap(find.text('使用'));
await tester.pumpAndSettle();
expect(m.isDownloaded(7), isTrue);
expect(m.isActive(7), isTrue);
expect(find.text('已使用'), findsOneWidget);
});
testWidgets('已激活：再次点击取消使用', (tester) async {
final m = manager();
await m.refresh();
await m.downloadModel(m.catalog.first);
await pumpSection(tester, m);
expect(find.text('已使用'), findsOneWidget);
await tester.tap(find.text('已使用'));
await tester.pumpAndSettle();
expect(m.isActive(7), isFalse);
expect(find.text('使用'), findsOneWidget);
});
testWidgets('目录为空：显示暂无已发布模型', (tester) async {
final m = ModelManager(
baseUrl: 'http://test.local',
client: MockClient((_) async => http.Response.bytes(
utf8.encode(jsonEncode(
{'code': 0, 'message': 'ok', 'data': {'models': []}})),
200)),
rootDir: () async => root,
);
await m.refresh();
await pumpSection(tester, m);
expect(find.text('暂无已发布模型'), findsOneWidget);
});
testWidgets('下载中：显示进度和取消按钮，取消后恢复使用', (tester) async {
final m = ModelManager(
baseUrl: 'http://test.local',
client: MockClient((req) async {
if (req.url.path == '/api/v1/app/update') {
return http.Response.bytes(
utf8.encode(jsonEncode({
'code': 0,
'message': 'ok',
'data': {'models': [_item()]}
})),
200);
}
if (req.url.path.startsWith('/download/models/')) {
return http.Response.fromStream(http.StreamedResponse(
_delayedChunks(), 200,
contentLength: _modelBytes.length));
}
return http.Response('not found', 404);
}),
rootDir: () async => root,
);
await m.refresh();
await pumpSection(tester, m);
await tester.tap(find.text('使用'));
await tester.pump(); // 首个分块到达，进度条与取消按钮出现
expect(find.text('取消'), findsOneWidget);
await tester.tap(find.text('取消'));
await tester.pumpAndSettle();
expect(m.isDownloaded(7), isFalse);
expect(m.isActive(7), isFalse);
expect(find.text('使用'), findsOneWidget);
});
}
flutter_app/test/model_manager_test.dart
+39
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@@ -11,6 +11,13 @@ const _modelBytes = [1, 2, 3, 4, 5, 6, 7, 8];
String _shaHex(List<int> bytes) => sha256.convert(bytes).toString();
/// 分两段到达的下载流（中间 50ms 停顿，供取消测试在下载中触发）
Stream<List<int>> _delayedChunks() async* {
yield [1, 2, 3, 4];
await Future<void>.delayed(const Duration(milliseconds: 50));
yield [5, 6, 7, 8];
}
Map<String, dynamic> _catalog(List<Map<String, dynamic>> models) => {
'code': 0,
'message': 'ok',
@@ -194,4 +201,36 @@ void main() {
expect(broken.ready, isFalse);
expect(broken.error, isNotNull);
});
test('取消下载：中断后恢复未下载、不记错误', () async {
final m = manager(MockClient((req) async {
if (req.url.path == '/api/v1/app/update') {
return http.Response.bytes(
utf8.encode(jsonEncode(_catalog([_item()]))), 200);
}
if (req.url.path.startsWith('/download/models/')) {
downloadHits++;
return http.Response.fromStream(http.StreamedResponse(
_delayedChunks(), 200,
contentLength: _modelBytes.length));
}
return http.Response('not found', 404);
}));
await m.refresh();
final fut = m.downloadModel(m.catalog.first);
// 首个分块到达后取消（模拟用户在下载中点取消）
await Future<void>.delayed(const Duration(milliseconds: 20));
m.cancelDownload(7);
final ok = await fut;
expect(ok, isFalse);
expect(downloadHits, 1);
expect(m.isDownloaded(7), isFalse);
expect(m.isActive(7), isFalse);
expect(m.progressOf(7), isNull);
expect(m.errorOf(7), isNull, reason: '取消不记错误');
expect(await File('${root.path}/7/model.tflite.part').exists(), isFalse,
reason: '取消后 .part 残留应被清理');
});
}
flutter_app/test/scratch_diag_test.dart
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@@ -0,0 +1,83 @@
import 'dart:convert';
import 'dart:io';
import 'package:crypto/crypto.dart' show sha256;
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:http/http.dart' as http;
import 'package:http/testing.dart';
import 'package:observer/camera/model_catalog_section.dart';
import 'package:observer/models/model_manager.dart';
const _modelBytes = [1, 2, 3, 4, 5, 6, 7, 8];
String _shaHex(List<int> bytes) => sha256.convert(bytes).toString();
Map<String, dynamic> _item() => {
'datasetId': 7,
'datasetName': '环颈雉鸡数据集',
'version': 'v1.0.0',
'labels': ['pheasant', 'suspect'],
'sizeBytes': _modelBytes.length,
'sha256': _shaHex(_modelBytes),
'downloadUrl': '/download/models/7/latest.tflite',
'coverUrl': '/api/v1/app/cover?namePrefix=RNPHE',
};
void main() {
late Directory root;
setUp(() async {
root = await Directory.systemTemp.createTemp('catalog-diag');
});
tearDown(() => root.delete(recursive: true));
ModelManager manager() => ModelManager(
baseUrl: 'http://test.local',
client: MockClient((req) async {
if (req.url.path == '/api/v1/app/update') {
return http.Response.bytes(
utf8.encode(jsonEncode({
'code': 0,
'message': 'ok',
'data': {'models': [_item()]}
})),
200);
}
if (req.url.path.startsWith('/download/models/')) {
return http.Response.bytes(_modelBytes, 200);
}
return http.Response('not found', 404);
}),
rootDir: () async => root,
);
testWidgets('diag step marker', (tester) async {
print('=== BEFORE manager()');
final m = manager();
print('=== BEFORE refresh()');
await m.refresh();
print('=== AFTER refresh() ready=${m.ready} catalog=${m.catalog.length}');
await tester.pumpWidget(MaterialApp(
home: Scaffold(body: ModelCatalogSection(manager: m))));
print('=== AFTER pumpWidget');
for (var i = 0; i < 15; i++) {
await tester.pump(const Duration(milliseconds: 200));
final spinners = find.byType(CircularProgressIndicator).evaluate().length;
final icons = find.byIcon(Icons.image_not_supported_outlined).evaluate().length;
print('pump $i scheduled=${tester.binding.hasScheduledFrame} '
'spinner=$spinners errIcon=$icons');
}
print('=== bounded pumpAndSettle attempt');
try {
await tester.pumpAndSettle(
const Duration(milliseconds: 100),
EnginePhase.sendSemanticsUpdate,
const Duration(seconds: 5));
print('=== pumpAndSettle OK');
} catch (e) {
print('=== pumpAndSettle TIMEOUT: $e');
}
print('=== DONE');
});
}