test: add test case so for stock unreserve

erpnext/selling/doctype/sales_order/test_sales_order.py

@@ -4486,7 +4486,7 @@ def test_sales_order_creating_invoice_with_installation_note_and_gst_TC_S_062(se
 		self.assertEqual(frappe.db.get_value('GL Entry', {'voucher_no': si.name, 'account': 'Output Tax SGST - _TIRC'}, 'credit'), 9)
 		self.assertEqual(frappe.db.get_value('GL Entry', {'voucher_no': si.name, 'account': 'Output Tax CGST - _TIRC'}, 'credit'), 9)
 
-	def test_sales_order_for_stock_reservation_TC_S_063(self, reuse=None):
+	def test_sales_order_for_stock_reservation_TC_S_063(self, reuse=None, get_so_with_stock_reserved=None):
 		make_stock_entry(item_code="_Test Item", qty=10, rate=5000, target="_Test Warehouse - _TC")
 
 		stock_setting = frappe.get_doc('Stock Settings')
@@ -4509,6 +4509,9 @@ def test_sales_order_for_stock_reservation_TC_S_063(self, reuse=None):
 
 		self.assertEqual(frappe.db.get_value("Stock Reservation Entry", {"voucher_no": so.name}, "status"), "Reserved")
 
+		if get_so_with_stock_reserved:
+			return so
+
 		dn = make_delivery_note(so.name)
 		dn.save()
 		dn.submit()
@@ -4756,6 +4759,15 @@ def test_sales_order_for_auto_stock_reservation_TC_S_070(self, reuse=None):
 		self.assertEqual(frappe.db.get_value('GL Entry', {'voucher_no': pi.name, 'account': 'Creditors - _TC'}, 'credit'), 5000)
 		self.assertEqual(frappe.db.get_value('GL Entry', {'voucher_no': pi.name, 'account': 'Cost of Goods Sold - _TC'}, 'debit'), 5000)
 
+	def test_sales_order_for_stock_unreserve_TC_S_071(self):
+		so = self.test_sales_order_for_stock_reservation_TC_S_063(get_so_with_stock_reserved=1)
+
+		from erpnext.stock.doctype.stock_reservation_entry.stock_reservation_entry import cancel_stock_reservation_entries
+
+		cancel_stock_reservation_entries(voucher_type="Sales Order", voucher_no=so.name, sre_list=None, notify=True)
+
+		self.assertEqual(frappe.db.get_value("Stock Reservation Entry", {"voucher_no": so.name}, "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()