diff --git a/tests/integration/test_phase1_documents_planning.py b/tests/integration/test_phase1_documents_planning.py
index 15a0d9d..2345e7a 100644
--- a/tests/integration/test_phase1_documents_planning.py
+++ b/tests/integration/test_phase1_documents_planning.py
@@ -1,4 +1,5 @@
 from datetime import date, datetime, time
+import os
 
 from app_new.extensions import db
 from app_new.core.models.college import Building, Room, RoomSchedule, Zone
@@ -6,7 +7,10 @@ from app_new.core.models.cleaning import CommercialProduct, ProductGeneric, Prod
 from app_new.core.models.equipment import Equipment, EquipmentCategory, EquipmentDocument
 from app_new.core.models.maintenance import Intervention, InterventionDocument
 from app_new.core.models.rbac import Permission, RolePermission
-from app_new.core.services.room_planning import active_room_schedules, room_is_available, sync_pronote_schedules
+from app_new.core.services.room_planning import (
+    active_room_schedules, normalize_pronote_lessons, room_is_available,
+    sync_pronote_schedules,
+)
 
 
 def test_document_center_aggregates_sources_and_download_handles_missing_file(authenticated_client, app):
@@ -52,6 +56,21 @@ def test_document_center_aggregates_sources_and_download_handles_missing_file(au
         assert authenticated_client.get(f"/documents/download/intervention/{intervention_id}").status_code == 302
         assert authenticated_client.get(f"/documents/download/equipment/{equipment_id}").status_code == 302
         assert authenticated_client.get(f"/documents/download/product/{product_id}").status_code == 302
+        from flask import current_app
+        intervention_doc.filepath = os.path.join(current_app.config["UPLOAD_FOLDER"], "..", "..", "etc", "passwd")
+        db.session.commit()
+        assert authenticated_client.get(f"/documents/download/intervention/{intervention_id}").status_code == 302
+        assert authenticated_client.get("/documents/?source=intervention&document_type=rapport").status_code == 200
+        assert "intervention.pdf" in authenticated_client.get("/documents/?q=Phase1%20intervention").get_data(as_text=True)
+        assert "notice.pdf" not in authenticated_client.get("/documents/?source=intervention").get_data(as_text=True)
+        assert authenticated_client.get("/documents/download/unknown/1").status_code == 403
+
+
+def test_document_center_requires_source_permission(app, monkeypatch):
+    from app_new.documents import service
+    monkeypatch.setattr(service, "has_permission", lambda permission, user=None: permission == "documents.view")
+    with app.app_context():
+        assert service.list_documents(user=object()) == []
 
 
 def test_room_schedule_replaces_only_unprotected_manual_slot(app):
@@ -117,3 +136,50 @@ def test_pronote_sync_supersedes_initial_manual_and_preserves_protected(app):
         assert initial.resolution_status == "superseded"
         assert protected.protected_from_sync is True
         assert any(row.external_id == "sync-conflict" and row.conflict_note for row in rows)
+
+
+def test_pronote_sync_change_removal_ambiguity_and_freshness(app):
+    with app.app_context():
+        building = Building(name="Phase15 edge building")
+        db.session.add(building)
+        db.session.flush()
+        room = Room(name="Phase15 edge room", building_id=building.id)
+        db.session.add(room)
+        db.session.flush()
+        week = date(2026, 9, 7)
+        # Deux manuels compatibles rendent le rapprochement ambigu.
+        manuals = [RoomSchedule(
+            room_id=room.id, week_start=week, day_of_week=0,
+            start_time=time(8), end_time=time(9), subject="Maths",
+            source="manual", protected_from_sync=False,
+        ) for _ in range(2)]
+        db.session.add_all(manuals)
+        db.session.commit()
+        sync_at = datetime(2026, 9, 1, 8, 15)
+        sync_pronote_schedules(room.id, [{
+            "external_id": "edge-course", "week_start": week, "day_of_week": 0,
+            "start_time": time(8, 30), "end_time": time(9, 30), "subject": "Maths",
+        }], synced_at=sync_at)
+        row = RoomSchedule.query.filter_by(room_id=room.id, external_id="edge-course").one()
+        assert row.last_synced_at == sync_at
+        assert row.conflict_note and "ambiguë" in row.conflict_note
+        assert all(item.resolution_status == "active" for item in manuals)
+
+        # Une synchronisation réussie sans ce créneau le désactive sans DELETE.
+        sync_pronote_schedules(room.id, [], synced_at=datetime(2026, 9, 2, 8, 15))
+        db.session.refresh(row)
+        assert row.resolution_status == "disabled"
+        assert db.session.get(RoomSchedule, row.id) is not None
+
+
+def test_normalize_pronote_lessons_is_stable_and_skips_invalid_entries():
+    week = date(2026, 9, 7)
+    lessons = [{
+        "day_of_week": 0, "start_time": "08:00", "end_time": "09:00",
+        "subject": "Maths", "teacher": "Mme Test", "class_name": "6e A",
+    }, {"day_of_week": 0, "start_time": "invalide", "end_time": "09:00"}]
+    first = normalize_pronote_lessons(lessons, week)
+    second = normalize_pronote_lessons(lessons, week)
+    assert len(first) == 1
+    assert first == second
+    assert len(first[0]["external_id"]) == 64