整个课程和数据UI重新设计版本

2026-09-18 17:55:44 +09:00
parent febfd30f49
commit 0a4f97d105
154 changed files with 12366 additions and 4784 deletions
@@ -0,0 +1,160 @@
+import 'dart:convert';
+
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:http/http.dart' as http;
+import 'package:http/testing.dart';
+import 'package:kouyu_english/core/ai_service.dart';
+import 'package:kouyu_english/core/app_state.dart';
+import 'package:kouyu_english/core/models.dart';
+import 'package:kouyu_english/core/courses/courses.dart';
+import 'package:kouyu_english/features/lesson/lesson_flow.dart';
+
+void main() {
+  group('independentShortfall', () {
+    test('is null when the attempt passes', () {
+      expect(independentShortfall('a0-04-a', 'zero, one, two'), isNull);
+      expect(
+        independentShortfall('a0-01-a', "My name is Alex. Nice to meet you."),
+        isNull,
+      );
+    });
+
+    test('names the missing part of a single-segment task', () {
+      final message = independentShortfall('a0-01-a', 'My name is Alex.');
+      expect(message, contains('nice to meet you'));
+      expect(message, isNot(contains('my name is')));
+    });
+
+    test('counts the numbers still needed', () {
+      expect(
+        independentShortfall('a0-04-a', 'zero, one'),
+        contains('目前用上 2 个'),
+      );
+    });
+
+    test('lists the taught expressions of a split segment', () {
+      expect(
+        independentShortfall('a0-08-b', 'It is Monday.'),
+        contains('friday'),
+      );
+    });
+  });
+
+  group('assessmentAnswerGuide', () {
+    final pack = a0AssessmentPacks.first;
+
+    test('shows the correct choice', () {
+      final task = pack.forSkill(AssessmentSkill.listening).first;
+      expect(assessmentAnswerGuide(task, '买东西'), '正确答案：自我介绍');
+      expect(assessmentAnswerGuide(task, '自我介绍'), contains('没有播放音频'));
+    });
+
+    test('explains open speaking and writing tasks', () {
+      final speaking = pack.forSkill(AssessmentSkill.speaking)[3];
+      expect(
+        assessmentAnswerGuide(speaking, 'my mother'),
+        contains('This is my'),
+      );
+      final writing = pack.forSkill(AssessmentSkill.writing).first;
+      expect(assessmentAnswerGuide(writing, 'abc'), isNotEmpty);
+    });
+  });
+
+  testWidgets('finishing step 6 after an AI correction counts as assisted', (
+    tester,
+  ) async {
+    final messenger = tester.binding.defaultBinaryMessenger;
+    for (final name in const [
+      'com.llfbandit.record/messages',
+      'xyz.luan/audioplayers',
+      'xyz.luan/audioplayers.global',
+    ]) {
+      messenger.setMockMethodCallHandler(
+        MethodChannel(name),
+        (_) async => null,
+      );
+    }
+    messenger.setMockStreamHandler(
+      const EventChannel('xyz.luan/audioplayers.global/events'),
+      MockStreamHandler.inline(onListen: (_, _) {}),
+    );
+    final reportError = FlutterError.onError;
+    FlutterError.onError = (details) {
+      if (details.exception is! MissingPluginException) {
+        reportError?.call(details);
+      }
+    };
+    addTearDown(() => FlutterError.onError = reportError);
+    AiService.instance.setFallbackApiKey('test-key');
+    final state = AppState()
+      ..aiProvider = AiProviderType.compatible
+      ..aiEndpoint = 'https://api.deepseek.com'
+      ..aiModel = 'deepseek-flash'
+      ..activeLessonId = 'a0-01'
+      ..lessonStep = LessonStep.independent;
+    final segmentId = lessonById('a0-01').segments.first.id;
+    final check = jsonEncode({
+      'schemaVersion': 'writing-feedback-1',
+      'verdict': 'rewrite',
+      'feedback': '内容完整，有一个语法错误。',
+      'suggestion': 'My name is Alex. Nice to meet you. I am happy.',
+      'missing': ['I is 应为 I am'],
+      'lessonId': segmentId,
+    });
+    final prompts = <String>[];
+
+    await http.runWithClient(
+      () async {
+        await tester.pumpWidget(
+          MaterialApp(
+            home: LessonFlow(
+              state: state,
+              onOpenDialogue: () {},
+              onFinish: () {},
+            ),
+          ),
+        );
+        await tester.pump();
+        expect(find.text('独立完成'), findsOneWidget);
+        await tester.enterText(
+          find.byType(TextField),
+          'My name is Alex. Nice to meet you. I is happy.',
+        );
+        await tester.pump();
+        final aiButton = find.text('提交前 AI 检查语法和拼写（可选）');
+        await tester.ensureVisible(aiButton);
+        await tester.tap(aiButton);
+        await tester.runAsync(
+          () => Future<void>.delayed(const Duration(milliseconds: 50)),
+        );
+        await tester.pump();
+
+        expect(find.text('· I is 应为 I am'), findsOneWidget);
+        final finish = find.text('带帮助完成');
+        await tester.ensureVisible(finish);
+        await tester.tap(finish);
+        await tester.pump();
+      },
+      () => MockClient((request) async {
+        prompts.add(request.body);
+        return http.Response(
+          jsonEncode({
+            'choices': [
+              {
+                'message': {'content': check},
+              },
+            ],
+          }),
+          200,
+          headers: {'content-type': 'application/json; charset=utf-8'},
+        );
+      }),
+    );
+
+    expect(prompts.single, contains('I is happy'));
+    expect(state.lessonStep, LessonStep.complete);
+    expect(state.independentAttemptAssisted, isTrue);
+  });
+}