fix: tests

tests/test_unified_grading.py

@@ -2,6 +2,7 @@ import pytest
 from models import GradingCalculator, db, Assessment, ClassGroup, Student, Exercise, GradingElement, Grade
 from app_config import config_manager
 from datetime import date
+from .conftest import create_student_with_enrollment
 
 
 class TestUnifiedGrading:
@@ -143,10 +144,9 @@ class TestIntegration:
             db.session.add(class_group)
             db.session.flush()
             
-            # Créer étudiants
-            student1 = Student(first_name='Alice', last_name='Martin', class_group_id=class_group.id)
-            student2 = Student(first_name='Bob', last_name='Durand', class_group_id=class_group.id)
-            db.session.add_all([student1, student2])
+            # Créer étudiants avec inscriptions temporelles
+            student1 = create_student_with_enrollment('Alice', 'Martin', class_group.id)
+            student2 = create_student_with_enrollment('Bob', 'Durand', class_group.id)
             db.session.flush()
             
             # Créer évaluation
@@ -261,16 +261,15 @@ class TestPerformance:
             db.session.add(class_group)
             db.session.flush()
             
-            # 30 étudiants
+            # 30 étudiants avec inscriptions temporelles
             students = []
             for i in range(30):
-                student = Student(
-                    first_name=f'Étudiant{i}',
-                    last_name=f'Test{i}',
-                    class_group_id=class_group.id
+                student = create_student_with_enrollment(
+                    f'Étudiant{i}',
+                    f'Test{i}',
+                    class_group.id
                 )
                 students.append(student)
-            db.session.add_all(students)
             db.session.flush()
             
             # Évaluation avec 20 éléments