Merge pull request #43204 from frappe/mergify/bp/version-15-hotfix/pr…

…-43192

refactor(test): use test fixture on pricing rule test suite (backport #43192)

erpnext/accounts/doctype/pricing_rule/test_pricing_rule.py

@@ -5,6 +5,7 @@
 import unittest
 
 import frappe
+from frappe.tests.utils import FrappeTestCase, change_settings
 
 from erpnext.accounts.doctype.purchase_invoice.test_purchase_invoice import make_purchase_invoice
 from erpnext.accounts.doctype.sales_invoice.test_sales_invoice import create_sales_invoice
@@ -14,7 +15,7 @@
 from erpnext.stock.get_item_details import get_item_details
 
 
-class TestPricingRule(unittest.TestCase):
+class TestPricingRule(FrappeTestCase):
 	def setUp(self):
 		delete_existing_pricing_rules()
 		setup_pricing_rule_data()