Update error message for InvalidHostingLinkDomainError

Author: huwmartin

firebase_admin/_auth_utils.py

@@ -329,12 +329,14 @@ def __init__(self, message, cause, http_response):
 
 
 class InvalidHostingLinkDomainError(exceptions.InvalidArgumentError):
-        """Hosting link domain in ActionCodeSettings is not authorized."""
+    """The provided hosting link domain is not configured in Firebase Hosting
+    or is not owned by the current project."""
 
-        default_message = 'Hosting link domain specified in ActionCodeSettings is not authorized'
+    default_message = ('The provided hosting link domain is not configured in Firebase '
+                       'Hosting or is not owned by the current project.')
 
-        def __init__(self, message, cause, http_response):
-            exceptions.InvalidArgumentError.__init__(self, message, cause, http_response)
+    def __init__(self, message, cause, http_response):
+        exceptions.InvalidArgumentError.__init__(self, message, cause, http_response)
 
 
 class InvalidIdTokenError(exceptions.InvalidArgumentError):

tests/test_user_mgt.py

@@ -1511,9 +1511,9 @@ def test_invalid_hosting_link(self, user_mgt_app, func):
         with pytest.raises(auth.InvalidHostingLinkDomainError) as excinfo:
             func('test@test.com', MOCK_ACTION_CODE_SETTINGS, app=user_mgt_app)
         assert isinstance(excinfo.value, exceptions.InvalidArgumentError)
-        assert str(excinfo.value) == ('Hosting link domain specified in ActionCodeSettings is '
-                                      'not authorized (INVALID_HOSTING_LINK_DOMAIN). Because '
-                                      'of this reason.')
+        assert str(excinfo.value) == ('The provided hosting link domain is not configured in '
+                                      'Firebase Hosting or is not owned by the current project. '
+                                      '(INVALID_HOSTING_LINK_DOMAIN). Because of this reason.')
         assert excinfo.value.http_response is not None
         assert excinfo.value.cause is not None