diff --git a/erpnext/setup/doctype/naming_series/test_naming_series.py b/erpnext/setup/doctype/naming_series/test_naming_series.py
index 51b0e841b55..fce663e4c55 100644
--- a/erpnext/setup/doctype/naming_series/test_naming_series.py
+++ b/erpnext/setup/doctype/naming_series/test_naming_series.py
@@ -1,9 +1,35 @@
 # Copyright (c) 2022, Frappe Technologies Pvt. Ltd. and Contributors
 # See license.txt
 
-# import frappe
+import frappe
 from frappe.tests.utils import FrappeTestCase
 
+from erpnext.setup.doctype.naming_series.naming_series import NamingSeries
+
 
 class TestNamingSeries(FrappeTestCase):
-	pass
+	def setUp(self):
+		self.ns: NamingSeries = frappe.get_doc("Naming Series")
+
+	def tearDown(self):
+		frappe.db.rollback()
+
+	def test_naming_preview(self):
+		self.ns.select_doc_for_series = "Sales Invoice"
+
+		self.ns.naming_series_to_check = "AXBZ.####"
+		serieses = self.ns.preview_series().split("\n")
+		self.assertEqual(["AXBZ0001", "AXBZ0002", "AXBZ0003"], serieses)
+
+		self.ns.naming_series_to_check = "AXBZ-.{currency}.-"
+		serieses = self.ns.preview_series().split("\n")
+
+	def test_get_transactions(self):
+
+		naming_info = self.ns.get_transactions()
+		self.assertIn("Sales Invoice", naming_info["transactions"])
+
+		existing_naming_series = frappe.get_meta("Sales Invoice").get_field("naming_series").options
+
+		for series in existing_naming_series.split("\n"):
+			self.assertIn(series, naming_info["prefixes"])