diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index cba6759..bc04b77 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -30,6 +30,9 @@
     rev: 9cb0a69f4d0030cdf687eddf314468b39ed54119
     hooks:
       - id: black
+        additional_dependencies: [
+          'click==8.0.4'
+        ]
 
   - repo: https://github.com/timothycrosley/isort
     rev: 5.9.1
diff --git a/erpnext/telephony/doctype/call_log/call_log.py b/erpnext/telephony/doctype/call_log/call_log.py
index 21fa9c9..7ef16d7 100644
--- a/erpnext/telephony/doctype/call_log/call_log.py
+++ b/erpnext/telephony/doctype/call_log/call_log.py
@@ -35,7 +35,6 @@
 		# Add Employee Name
 		if self.is_incoming_call():
 			# Taking the last 10 digits of the number
-			employee_number = strip_number(self.get("to"))
 			employee = get_employees_with_number(self.get("to"))
 
 			self.call_received_by = employee[0].get("name")
diff --git a/erpnext/tests/test_exotel.py b/erpnext/tests/test_exotel.py
new file mode 100644
index 0000000..91e8f50
--- /dev/null
+++ b/erpnext/tests/test_exotel.py
@@ -0,0 +1,199 @@
+import os
+import time
+import unittest
+
+import frappe
+import requests
+from frappe.contacts.doctype.contact.test_contact import create_contact
+
+from erpnext.hr.doctype.employee.test_employee import make_employee
+
+
+class TestExotel(unittest.TestCase):
+	def setUp(self):
+		make_employee("test_employee_exotel@company.com", cell_number="9999999999")
+		phones = [{"phone": "+91 9999999991", "is_primary_phone": 0, "is_primary_mobile_no": 1}]
+		create_contact("Test Contact", "Mr", phones=phones)
+
+	def test_for_successful_call(self):
+		data = {
+			"CallSid": "23c162077629863c1a2d7f29263a162m",
+			"CallFrom": "09999999991",
+			"CallTo": "09999999980",
+			"Direction": "incoming",
+			"Created": "Wed, 23 Feb 2022 12:31:59",
+			"From": "09999999991",
+			"To": "09999999988",
+			"CurrentTime": "2022-02-23 12:32:02",
+			"DialWhomNumber": "09999999999",
+			"Status": "busy",
+			"EventType": "Dial",
+			"AgentEmail": "test_employee_exotel@company.com",
+		}
+		end_call_data = {
+			"CallSid": "23c162077629863c1a2d7f29263a162m",
+			"CallFrom": "09999999991",
+			"CallTo": "09999999980",
+			"Direction": "incoming",
+			"ForwardedFrom": "null",
+			"Created": "Wed, 23 Feb 2022 12:31:59",
+			"DialCallDuration": "17",
+			"RecordingUrl": "https://s3-ap-southeast-1.amazonaws.com/exotelrecordings/erpnext/23c162077629863c1a2d7f29263a162n.mp3",
+			"StartTime": "2022-02-23 12:31:58",
+			"EndTime": "1970-01-01 05:30:00",
+			"DialCallStatus": "completed",
+			"CallType": "completed",
+			"DialWhomNumber": "09999999999",
+			"ProcessStatus": "null",
+			"flow_id": "228040",
+			"tenant_id": "67291",
+			"From": "09999999991",
+			"To": "09999999988",
+			"RecordingAvailableBy": "Wed, 23 Feb 2022 12:37:25",
+			"CurrentTime": "2022-02-23 12:32:25",
+			"OutgoingPhoneNumber": "09999999988",
+			"Legs": [
+				{
+					"Number": "09999999999",
+					"Type": "single",
+					"OnCallDuration": "10",
+					"CallerId": "09999999980",
+					"CauseCode": "NORMAL_CLEARING",
+					"Cause": "16",
+				}
+			],
+		}
+		api_method = "handle_incoming_call"
+		end_call_api_method = "handle_end_call"
+		emulate_api_call(data, api_method, end_call_data, end_call_api_method)
+
+		frappe.reload_doctype("Call Log")
+		call_log = frappe.get_doc(
+			"Call Log", {"from": "09999999991", "to": "09999999999", "status": "Completed"}
+		)
+
+		self.assertEqual(call_log.get("from"), "09999999991")
+		self.assertEqual(call_log.get("to"), "09999999999")
+		self.assertEqual(call_log.get("call_received_by"), "EMP-00001")
+		self.assertEqual(call_log.get("status"), "Completed")
+
+	def test_for_disconnected_call(self):
+		data = {
+			"CallSid": "d96421addce69e24bdc7ce5880d1162l",
+			"CallFrom": "09999999991",
+			"CallTo": "09999999980",
+			"Direction": "incoming",
+			"ForwardedFrom": "null",
+			"Created": "Mon, 21 Feb 2022 15:58:12",
+			"DialCallDuration": "0",
+			"StartTime": "2022-02-21 15:58:12",
+			"EndTime": "1970-01-01 05:30:00",
+			"DialCallStatus": "canceled",
+			"CallType": "client-hangup",
+			"DialWhomNumber": "09999999999",
+			"ProcessStatus": "null",
+			"flow_id": "228040",
+			"tenant_id": "67291",
+			"From": "09999999991",
+			"To": "09999999988",
+			"CurrentTime": "2022-02-21 15:58:47",
+			"OutgoingPhoneNumber": "09999999988",
+			"Legs": [
+				{
+					"Number": "09999999999",
+					"Type": "single",
+					"OnCallDuration": "0",
+					"CallerId": "09999999980",
+					"CauseCode": "RING_TIMEOUT",
+					"Cause": "1003",
+				}
+			],
+		}
+		api_method = "handle_missed_call"
+		emulate_api_call(data, api_method)
+
+		frappe.reload_doctype("Call Log")
+		call_log = frappe.get_doc(
+			"Call Log", {"from": "09999999991", "to": "09999999999", "status": "Canceled"}
+		)
+
+		self.assertEqual(call_log.get("from"), "09999999991")
+		self.assertEqual(call_log.get("to"), "09999999999")
+		self.assertEqual(call_log.get("call_received_by"), "EMP-00001")
+		self.assertEqual(call_log.get("status"), "Canceled")
+
+	def test_for_call_not_answered(self):
+		data = {
+			"CallSid": "fdb67a2b4b2d057b610a52ef43f81622",
+			"CallFrom": "09999999991",
+			"CallTo": "09999999980",
+			"Direction": "incoming",
+			"ForwardedFrom": "null",
+			"Created": "Mon, 21 Feb 2022 15:47:02",
+			"DialCallDuration": "0",
+			"StartTime": "2022-02-21 15:47:02",
+			"EndTime": "1970-01-01 05:30:00",
+			"DialCallStatus": "no-answer",
+			"CallType": "incomplete",
+			"DialWhomNumber": "09999999999",
+			"ProcessStatus": "null",
+			"flow_id": "228040",
+			"tenant_id": "67291",
+			"From": "09999999991",
+			"To": "09999999988",
+			"CurrentTime": "2022-02-21 15:47:40",
+			"OutgoingPhoneNumber": "09999999988",
+			"Legs": [
+				{
+					"Number": "09999999999",
+					"Type": "single",
+					"OnCallDuration": "0",
+					"CallerId": "09999999980",
+					"CauseCode": "RING_TIMEOUT",
+					"Cause": "1003",
+				}
+			],
+		}
+		api_method = "handle_missed_call"
+		emulate_api_call(data, api_method)
+
+		frappe.reload_doctype("Call Log")
+		call_log = frappe.get_doc(
+			"Call Log", {"from": "09999999991", "to": "09999999999", "status": "No Answer"}
+		)
+
+		self.assertEqual(call_log.get("from"), "09999999991")
+		self.assertEqual(call_log.get("to"), "09999999999")
+		self.assertEqual(call_log.get("call_received_by"), "EMP-00001")
+		self.assertEqual(call_log.get("status"), "No Answer")
+
+	def tearDown(self):
+		frappe.db.rollback()
+
+
+def emulate_api_call(data, api_method, end_call_data=None, end_call_api_method=None):
+	# Build URL
+	port = frappe.get_site_config().webserver_port or "8000"
+
+	if os.environ.get("CI"):
+		host = "localhost"
+	else:
+		host = frappe.local.site
+
+	url = "http://{site}:{port}/api/method/erpnext.erpnext_integrations.exotel_integration.{api_method}".format(
+		site=host, port=port, api_method=api_method
+	)
+
+	if end_call_data:
+		end_call_url = "http://{site}:{port}/api/method/erpnext.erpnext_integrations.exotel_integration.{end_call_api_method}".format(
+			site=host, port=port, end_call_api_method=end_call_api_method
+		)
+
+	requests.post(url=url, data=data)
+	time.sleep(3)
+
+	if end_call_data:
+		requests.post(url=end_call_url, data=end_call_data)
+		time.sleep(3)
+
+	return