review changes with tests

funga/eth/runnable/keyfile.py

@@ -16,10 +16,15 @@ from funga.eth.keystore.keyfile import (
         from_file,
         to_dict,
         )
-# from testkeyfile import (
+# from pathlib import Path
+# import sys
+# path_root = Path(__file__).parents[1]
+# sys.path.append(str(path_root))
+# from keystore.testkeyfile import (
 #     from_file,
 #     to_dict
 # )
+
 from funga.eth.encoding import (
         private_key_to_address,
         private_key_from_bytes,
@@ -81,7 +86,7 @@ def main():
         else:
             pk_bytes = os.urandom(32)
         pk = coincurve.PrivateKey(secret=pk_bytes)
-        o = to_dict(pk_bytes, 'pbkdf2', passphrase)
+        o = to_dict(pk_bytes, 'scrypt', passphrase)
         r = json.dumps(o)
 
     print(r)