diff --git a/DSA/data_structure/linked_list/test_circular_linked_list.py b/DSA/data_structure/linked_list/test_circular_linked_list.py
new file mode 100644
index 0000000..1b6ac27
--- /dev/null
+++ b/DSA/data_structure/linked_list/test_circular_linked_list.py
@@ -0,0 +1,15 @@
+from . import circular_linked_list as cll
+
+l1 = cll.CircularLinkedList()
+
+def test_insert_head():
+   l1.insert_head(1)
+   assert l1.head.data == 1
+
+def test_insert_tail():
+   l1.insert_tail(2)
+   assert l1.tail.data == 2
+
+def test_insert_at_index():
+   l1.insert_at_index(1, 3)
+   assert l1.head.next.data == 3
\ No newline at end of file