test: add test case of stock reservation entry on cancel

erpnext/selling/doctype/sales_order/test_sales_order.py

@@ -4747,7 +4747,7 @@ def test_sales_order_for_auto_stock_reservation_TC_S_070(self, reuse=None):
 		self.assertEqual(pr.status, "To Bill")
 		qty_change = frappe.db.get_value('Stock Ledger Entry', {'item_code': '_Test Item', 'voucher_no': pr.name, 'warehouse': '_Test Warehouse - _TC'}, 'actual_qty')
 		self.assertEqual(qty_change, 1)
-  
+	
 		self.assertEqual(frappe.db.get_value("Stock Reservation Entry", {"voucher_no": so.name, "from_voucher_no": pr.name}, "status"), "Reserved")
 
 		from erpnext.stock.doctype.purchase_receipt.purchase_receipt import make_purchase_invoice
@@ -4768,6 +4768,14 @@ def test_sales_order_for_stock_unreserve_TC_S_071(self):
 
 		self.assertEqual(frappe.db.get_value("Stock Reservation Entry", {"voucher_no": so.name}, "status"), "Cancelled")
 
+	def test_stock_reservation_entry_on_cancel_TC_S_073(self):
+		so = self.test_sales_order_for_stock_reservation_TC_S_063(get_so_with_stock_reserved=1)
+		sre = frappe.get_doc("Stock Reservation Entry", {"voucher_no": so.name})
+		sre.cancel()
+		sre.reload()
+
+		self.assertEqual(sre.status, "Cancelled")
+
 	def create_and_submit_sales_order(self, qty=None, rate=None):
 		sales_order = make_sales_order(cost_center='Main - _TC', selling_price_list='Standard Selling', do_not_save=True)
 		sales_order.delivery_date = nowdate()