diff --git a/src/tests/unit_tests/test_smart_contract.py b/src/tests/unit_tests/test_smart_contract.py
new file mode 100644
index 000000000..3ef17fae4
--- /dev/null
+++ b/src/tests/unit_tests/test_smart_contract.py
@@ -0,0 +1,28 @@
+import unittest
+from smart_contract import SmartContract
+
+class TestSmartContract(unittest.TestCase):
+    def test_create_smart_contract(self):
+        contract = SmartContract('contract_owner', 'contract_code')
+        self.assertEqual(contract.owner, 'contract_owner')
+        self.assertEqual(contract.code, 'contract_code')
+        self.assertEqual(contract.hash, None)
+
+    def test_hash(self):
+        contract = SmartContract('contract_owner', 'contract_code')
+        contract.hash = None
+        contract.mine_hash()
+        self.assertNotEqual(contract.hash, None)
+
+    def test_mine_hash(self):
+        contract = SmartContract('contract_owner', 'contract_code')
+        contract.mine_hash(difficulty=2)
+        self.assertEqual(contract.hash[0:2], '00')
+
+    def test_execute_contract(self):
+        contract = SmartContract('contract_owner', 'contract_code')
+result = contract.execute_contract('input_data')
+        self.assertIsInstance(result, str)
+
+if __name__ == '__main__':
+    unittest.main()