diff --git a/erpnext/accounts/doctype/bank_reconciliation_tool/test_bank_reconciliation_tool.py b/erpnext/accounts/doctype/bank_reconciliation_tool/test_bank_reconciliation_tool.py
index 599ced5919..5a6bb6976f 100644
--- a/erpnext/accounts/doctype/bank_reconciliation_tool/test_bank_reconciliation_tool.py
+++ b/erpnext/accounts/doctype/bank_reconciliation_tool/test_bank_reconciliation_tool.py
@@ -1,9 +1,100 @@
 # Copyright (c) 2020, Frappe Technologies Pvt. Ltd. and Contributors
 # See license.txt
 
-# import frappe
 import unittest
 
+import frappe
+from frappe import qb
+from frappe.tests.utils import FrappeTestCase, change_settings
+from frappe.utils import add_days, flt, getdate, today
 
-class TestBankReconciliationTool(unittest.TestCase):
-	pass
+from erpnext.accounts.doctype.bank_reconciliation_tool.bank_reconciliation_tool import (
+	auto_reconcile_vouchers,
+	get_bank_transactions,
+)
+from erpnext.accounts.doctype.payment_entry.test_payment_entry import create_payment_entry
+from erpnext.accounts.test.accounts_mixin import AccountsTestMixin
+
+
+class TestBankReconciliationTool(AccountsTestMixin, FrappeTestCase):
+	def setUp(self):
+		self.create_company()
+		self.create_customer()
+		self.clear_old_entries()
+		bank_dt = qb.DocType("Bank")
+		q = qb.from_(bank_dt).delete().where(bank_dt.name == "HDFC").run()
+		self.create_bank_account()
+
+	def tearDown(self):
+		frappe.db.rollback()
+
+	def create_bank_account(self):
+		bank = frappe.get_doc(
+			{
+				"doctype": "Bank",
+				"bank_name": "HDFC",
+			}
+		).save()
+
+		self.bank_account = (
+			frappe.get_doc(
+				{
+					"doctype": "Bank Account",
+					"account_name": "HDFC _current_",
+					"bank": bank,
+					"is_company_account": True,
+					"account": self.bank,  # account from Chart of Accounts
+				}
+			)
+			.insert()
+			.name
+		)
+
+	def test_auto_reconcile(self):
+		# make payment
+		from_date = add_days(today(), -1)
+		to_date = today()
+		payment = create_payment_entry(
+			company=self.company,
+			posting_date=from_date,
+			payment_type="Receive",
+			party_type="Customer",
+			party=self.customer,
+			paid_from=self.debit_to,
+			paid_to=self.bank,
+			paid_amount=100,
+		).save()
+		payment.reference_no = "123"
+		payment = payment.save().submit()
+
+		# make bank transaction
+		bank_transaction = (
+			frappe.get_doc(
+				{
+					"doctype": "Bank Transaction",
+					"date": to_date,
+					"deposit": 100,
+					"bank_account": self.bank_account,
+					"reference_number": "123",
+				}
+			)
+			.save()
+			.submit()
+		)
+
+		# assert API output pre reconciliation
+		transactions = get_bank_transactions(self.bank_account, from_date, to_date)
+		self.assertEqual(len(transactions), 1)
+		self.assertEqual(transactions[0].name, bank_transaction.name)
+
+		# auto reconcile
+		auto_reconcile_vouchers(
+			bank_account=self.bank_account,
+			from_date=from_date,
+			to_date=to_date,
+			filter_by_reference_date=False,
+		)
+
+		# assert API output post reconciliation
+		transactions = get_bank_transactions(self.bank_account, from_date, to_date)
+		self.assertEqual(len(transactions), 0)
diff --git a/erpnext/accounts/test/accounts_mixin.py b/erpnext/accounts/test/accounts_mixin.py
index bf01362c97..91423015fe 100644
--- a/erpnext/accounts/test/accounts_mixin.py
+++ b/erpnext/accounts/test/accounts_mixin.py
@@ -136,6 +136,8 @@ class AccountsTestMixin:
 			"Journal Entry",
 			"Sales Order",
 			"Exchange Rate Revaluation",
+			"Bank Account",
+			"Bank Transaction",
 		]
 		for doctype in doctype_list:
 			qb.from_(qb.DocType(doctype)).delete().where(qb.DocType(doctype).company == self.company).run()