Update Saqel Platform: 2026-09-12 16:23:39

apps/student_app/test/virtual_labs_smoke_test.dart

@@ -7,9 +7,9 @@ import 'package:student_app/presentation/screens/virtual_labs/labs_registry.dart
 import 'package:student_app/presentation/screens/virtual_labs/subject_virtual_labs_view.dart';
 
 void main() {
-  test('registry covers all Grade-10 labs (48 entries, 14 subjects)', () {
+  test('registry covers all Grade-10 labs (48 entries, 13 subjects)', () {
     expect(Grade10LabsRegistry.all.length, 48);
-    expect(Grade10LabsRegistry.subjects.length, 14);
+    expect(Grade10LabsRegistry.subjects.length, 13);
     final ids = Grade10LabsRegistry.all.map((e) => e.id).toSet();
     expect(ids.length, 48); // stable unique ids
   });
@@ -98,6 +98,37 @@ void main() {
         'arabic_10_semester_1_unit_01_lesson_01');
   });
 
+  test('findForLesson strictly enforces subject isolation (no physics leak to History/Digital)', () {
+    Grade10LabsRegistry.previewModeEnabled = true;
+
+    // History lesson 2 must NEVER return physics vector lab
+    final historyLab = Grade10LabsRegistry.findForLesson(
+      subjectTitle: 'تاريخ الأردن (Jordan History 10)',
+      lessonTitle: 'الدرس الثاني: الإمبراطورية الساسانية',
+      lessonId: 'lesson_02',
+    );
+    expect(historyLab, isNull);
+
+    // Digital skills lesson 1 must NEVER return physics vectors intro lab
+    final digitalLab = Grade10LabsRegistry.findForLesson(
+      subjectTitle: 'المهارات الرقمية (Digital Skills 10)',
+      lessonTitle: 'معالجة البيانات',
+      lessonId: 'lesson_01',
+    );
+    expect(digitalLab, isNull);
+
+    // History lesson 1 MUST return Persian Empire lab, NOT physics!
+    final historyUnit1Lab = Grade10LabsRegistry.findForLesson(
+      subjectTitle: 'تاريخ الأردن (Jordan History 10)',
+      lessonTitle: 'الدرس الأول: الإمبراطورية الفارسية: النشأة والتطور',
+      lessonId: 'lesson_01',
+      curriculumLessonId: 'history_10_semester_1_unit_01_lesson_01',
+    );
+    expect(historyUnit1Lab, isNotNull);
+    expect(historyUnit1Lab?.identity.curriculumLessonId, 'history_10_semester_1_unit_01_lesson_01');
+    expect(historyUnit1Lab?.subjectAr, 'التاريخ');
+  });
+
   test('a lab is published only when released AND bundle version provided', () {
     // Emulate a server bundle arriving only for released bound lesson.
     const released = LabIdentity(