diff --git a/erpnext/education/doctype/course_activity/course_activity.py b/erpnext/education/doctype/course_activity/course_activity.py
index c890fad..28eafea 100644
--- a/erpnext/education/doctype/course_activity/course_activity.py
+++ b/erpnext/education/doctype/course_activity/course_activity.py
@@ -9,18 +9,10 @@
 class CourseActivity(Document):
 	def validate(self):
 		self.check_if_enrolled()
-		# self.check_if_course_present()
+
 
 	def check_if_enrolled(self):
-		pass
-		# programs_list = frappe.get_list("Program Enrollment", filters={'student': self.student_id}, fields=['program'])
-		# programs_enrolled_by_student = [item.program for item in programs_list]
-		# if self.program_name not in programs_enrolled_by_student:
-		# 	frappe.throw("Student <b>{0}</b> is not enrolled in <b>program {1}</b> ".format(self.student_id, self.program_name))
-
-	# def check_if_course_present(self):
-	# 	""" Get set of unique courses from lms_activity child table and make a list of it as assign it to course_list"""
-	# 	course_list = list(set([activity.course_name for activity in self.lms_activity]))
-	# 	current_program = frappe.get_doc('Program', self.program_name)
-	# 	courses_in_current_program = [course.course_name for course in current_program.courses]
-	# 	if len(set(courses_in_current_program) - set(course_list)) == 0:
\ No newline at end of file
+		if frappe.db.exists("Course Enrollment", self.enrollment):
+			return True
+		else:
+			frappe.throw(_("Course Enrollment {0} does not exists".format(self.enrollment)))
\ No newline at end of file
diff --git a/erpnext/education/doctype/course_activity/test_course_activity.py b/erpnext/education/doctype/course_activity/test_course_activity.py
index f014b16..0c59c17 100644
--- a/erpnext/education/doctype/course_activity/test_course_activity.py
+++ b/erpnext/education/doctype/course_activity/test_course_activity.py
@@ -6,5 +6,96 @@
 import frappe
 import unittest
 
+from erpnext.education.doctype.topic.test_topic import make_topic_and_linked_content
+from erpnext.education.doctype.course.test_course import make_course_and_linked_topic
+from erpnext.education.doctype.program.test_program import make_program_and_linked_courses
+
+
+test_program = frappe._dict({
+	"program_name": "_Test Program",
+	"course": [{
+		"course_name": "_Test Course 1",
+		"topic": [
+		{
+			"topic_name": "_Test Topic 1-1",
+			"content": [{
+				"type": "Article",
+				"name": "_Test Article 1-1"
+			},{
+				"type": "Article",
+				"name": "_Test Article 1-2"
+			}
+			]
+		},
+		{
+			"topic_name": "_Test Topic 1-2",
+			"content": [{
+				"type": "Article",
+				"name": "_Test Article 1-3"
+			},{
+				"type": "Article",
+				"name": "_Test Article 1-4"
+			}
+			]
+		}
+		]
+	},
+	{
+		"course_name": "_Test Course 2",
+		"topic": [
+		{
+			"topic_name": "_Test Topic 2-1",
+			"content": [{
+				"type": "Article",
+				"name": "_Test Article 2-1"
+			},{
+				"type": "Article",
+				"name": "_Test Article 2-2"
+			}
+			]
+		},
+		{
+			"topic_name": "_Test Topic 2-2",
+			"content": [{
+				"type": "Article",
+				"name": "_Test Article 2-3"
+			},{
+				"type": "Article",
+				"name": "_Test Article 2-4"
+			}
+			]
+		}
+		]
+	}]
+})
+
 class TestCourseActivity(unittest.TestCase):
-	pass
+	def setUp(self):
+		pass
+
+def make_course_activity(enrollment, content_type, content):
+	activity = frappe.get_all("Course Activity", filters={'enrollment': enrollment, 'content_type': content_type, 'content': content})
+	try:
+		activity = frappe.get_doc("Course Activity", activity[0]['name'])
+	except (IndexError, frappe.DoesNotExistError):
+		activity = frappe.get_doc({
+			"doctype": "Course Activity",
+			"enrollment": enrollment,
+			"content_type": content_type,
+			"content": content,
+			"activity_date": frappe.utils.datetime.datetime.now()
+		}).insert()
+	return activity
+
+def setup_program():
+	topic_list = [course['topic'] for course in test_program['course']]
+	for topic in topic_list[0]:
+		make_topic_and_linked_content(topic['topic_name'], topic['content'])
+
+	all_courses_list = [{'course': course['course_name'], 'topic': [topic['topic_name'] for topic in course['topic']]} for course in test_program['course']] # returns [{'course': 'Applied Math', 'topic': ['Trignometry', 'Geometry']}]
+	for course in all_courses_list:
+		make_course_and_linked_topic(course['course'], course['topic'])
+
+	course_list = [course['course_name'] for course in test_program['course']]
+	program = make_program_and_linked_courses(test_program.program_name, course_list)
+	return program