fix: testcases:

erpnext/manufacturing/doctype/work_order/test_work_order.py

@@ -826,6 +826,7 @@ class TestWorkOrder(unittest.TestCase):
 
 		wo_order = make_wo_order_test_record(item=item, company=company, planned_start_date=now(), qty=20, skip_transfer=1)
 		job_cards = frappe.db.get_value('Job Card', {'work_order': wo_order.name}, 'name')
+		self.assertEqual(len(job_cards), len(bom.operations))
 		for jc in job_cards:
 			job_card_doc = frappe.get_doc('Job Card', jc)
 			job_card_doc.append('time_logs', {