diff --git a/tests/test_cli.py b/tests/test_cli.py
index d7a1898..27a8aa6 100644
--- a/tests/test_cli.py
+++ b/tests/test_cli.py
@@ -4,7 +4,7 @@ import logging
 import os
 
 # external imports
-from hexathon import strip_0x
+from hexathon import strip_0x, add_0x
 
 # local imports
 from funga.eth.signer import EIP155Signer
@@ -18,30 +18,30 @@ logg = logging.getLogger()
 script_dir = os.path.dirname(os.path.realpath(__file__))
 data_dir = os.path.join(script_dir, 'testdata')
 
+
 class TestCli(unittest.TestCase):
 
     def setUp(self):
-        #pk = bytes.fromhex('5087503f0a9cc35b38665955eb830c63f778453dd11b8fa5bd04bc41fd2cc6d6')
-        #pk_getter = pkGetter(pk)
+        # pk = bytes.fromhex('5087503f0a9cc35b38665955eb830c63f778453dd11b8fa5bd04bc41fd2cc6d6')
+        # pk_getter = pkGetter(pk)
         self.keystore = DictKeystore()
         SignRequestHandler.keystore = self.keystore
         self.signer = EIP155Signer(self.keystore)
         SignRequestHandler.signer = self.signer
         self.handler = SignRequestHandler()
 
-
     def test_new_account(self):
         q = {
-                'id': 0,
-                'method': 'personal_newAccount',
-                'params': [''],
-                }
+            'id': 0,
+            'method': 'personal_newAccount',
+            'params': [''],
+        }
         (rpc_id, result) = self.handler.process_input(q)
         self.assertTrue(self.keystore.get(result))
 
-
     def test_sign_tx(self):
-        keystore_file = os.path.join(data_dir, 'UTC--2021-01-08T18-37-01.187235289Z--00a329c0648769a73afac7f9381e08fb43dbea72')
+        keystore_file = os.path.join(data_dir,
+                                     'UTC--2021-01-08T18-37-01.187235289Z--00a329c0648769a73afac7f9381e08fb43dbea72')
         sender = self.keystore.import_keystore_file(keystore_file)
         tx_hexs = {
             'nonce': '0x',
@@ -62,26 +62,37 @@ class TestCli(unittest.TestCase):
 
         # eth_signTransaction wraps personal_signTransaction, so here we test both already
         q = {
-                'id': 0,
-                'method': 'eth_signTransaction',
-                'params': [tx_s],
-                }
+            'id': 0,
+            'method': 'eth_signTransaction',
+            'params': [tx_s],
+        }
         (rpc_id, result) = self.handler.process_input(q)
         logg.debug('result {}'.format(result))
 
-        self.assertEqual(strip_0x(result), 'f86c2a8504a817c8008252089435353535353535353535353535353535353535358203e884deadbeef82466aa0b7c1bbf52f736ada30fe253c7484176f44d6fd097a9720dc85ae5bbc7f060e54a07afee2563b0cf6d00333df51cc62b0d13c63108b2bce54ce2ad24e26ce7b4f25')
+        self.assertEqual(strip_0x(result),
+                         'f86c2a8504a817c8008252089435353535353535353535353535353535353535358203e884deadbeef82466aa0b7c1bbf52f736ada30fe253c7484176f44d6fd097a9720dc85ae5bbc7f060e54a07afee2563b0cf6d00333df51cc62b0d13c63108b2bce54ce2ad24e26ce7b4f25')
+
+
+    def pbkdf2_test(self):
+        keystore_filepath = os.path.join(data_dir, 'foo2.json')
+        address_hex = self.keystore.import_keystore_file(keystore_filepath)
+        logg.debug('getting {}'.format(address_hex))
+        pk = self.keystore.get(strip_0x(address_hex), '')
+        self.assertEqual(pk.lower(), 'a1De08A738F0bD3B261dC41d7E2102599bf648CA')
 
     def test_sign_msg(self):
-        keystore_file = os.path.join(data_dir, 'UTC--2021-01-08T18-37-01.187235289Z--00a329c0648769a73afac7f9381e08fb43dbea72')
+        keystore_file = os.path.join(data_dir,
+                                     'UTC--2021-01-08T18-37-01.187235289Z--00a329c0648769a73afac7f9381e08fb43dbea72')
         sender = self.keystore.import_keystore_file(keystore_file)
         q = {
-                'id': 0,
-                'method': 'eth_sign',
-                'params': [sender, '0xdeadbeef'],
-                }
+            'id': 0,
+            'method': 'eth_sign',
+            'params': [sender, '0xdeadbeef'],
+        }
         (rpc_id, result) = self.handler.process_input(q)
         logg.debug('result msg {}'.format(result))
-        self.assertEqual(strip_0x(result), '50320dda75190a121b7b5979de66edadafd02bdfbe4f6d49552e79c01410d2464aae35e385c0e5b61663ff7b44ef65fa0ac7ad8a57472cf405db399b9dba3e1600')
+        self.assertEqual(strip_0x(result),
+                         '50320dda75190a121b7b5979de66edadafd02bdfbe4f6d49552e79c01410d2464aae35e385c0e5b61663ff7b44ef65fa0ac7ad8a57472cf405db399b9dba3e1600')
 
 
 if __name__ == '__main__':