Fixes handling of gmail label extension to IMAP

src/paperless_mail/tests/test_mail.py

@@ -47,15 +47,16 @@ class BogusFolderManager:
 
 
 class BogusClient:
+    def __init__(self, messages):
+        self.messages: List[MailMessage] = messages
+        self.capabilities: List[str] = []
+
     def __enter__(self):
         return self
 
     def __exit__(self, exc_type, exc_val, exc_tb):
         pass
 
-    def __init__(self, messages):
-        self.messages: List[MailMessage] = messages
-
     def authenticate(self, mechanism, authobject):
         # authobject must be a callable object
         auth_bytes = authobject(None)
@@ -80,12 +81,6 @@ class BogusMailBox(ContextManager):
     # Note the non-ascii characters here
     UTF_PASSWORD: str = "w57äöüw4b6huwb6nhu"
 
-    def __enter__(self):
-        return self
-
-    def __exit__(self, exc_type, exc_val, exc_tb):
-        pass
-
     def __init__(self):
         self.messages: List[MailMessage] = []
         self.messages_spam: List[MailMessage] = []
@@ -93,6 +88,12 @@ class BogusMailBox(ContextManager):
         self.client = BogusClient(self.messages)
         self._host = ""
 
+    def __enter__(self):
+        return self
+
+    def __exit__(self, exc_type, exc_val, exc_tb):
+        pass
+
     def updateClient(self):
         self.client = BogusClient(self.messages)
 
@@ -648,6 +649,7 @@ class TestMail(DirectoriesMixin, TestCase):
 
     def test_handle_mail_account_tag_gmail(self):
         self.bogus_mailbox._host = "imap.gmail.com"
+        self.bogus_mailbox.client.capabilities = ["X-GM-EXT-1"]
 
         account = MailAccount.objects.create(
             name="test",