Add test data for mime encrypted messages.

1 files changed, 6 insertions, 1 deletions

diff --git a/src/mailman_pgp/pgp/mime.py b/src/mailman_pgp/pgp/mime.py
index 31dcdf3..ecddbb0 100644
--- a/src/mailman_pgp/pgp/mime.py
+++ b/src/mailman_pgp/pgp/mime.py
@@ -205,7 +205,12 @@ class MIMEWrapper:
         pmsg = PGPMessage()
         pmsg.parse(msg_text)
         decrypted = key.decrypt(pmsg)
-        out = message_from_string(decrypted.message, _class=Message)
+
+        dmsg = decrypted.message
+        if isinstance(dmsg, bytearray):
+            dmsg = dmsg.decode('utf-8')
+
+        out = message_from_string(dmsg, _class=Message)
         copy_headers(self.msg, out)
         return out