Ensure support users can be registered even if MAU limit is reached

This allows support users to be created even on MAU limits via
the admin API. Support users are excluded from MAU after creation,
so it makes sense to exclude them in creation - except if the
whole host is in disabled state.

Signed-off-by: Jason Robinson <jasonr@matrix.org>

1 files changed, 18 insertions, 0 deletions

diff --git a/tests/api/test_auth.py b/tests/api/test_auth.py
index c0cb8ef296..6121efcfa9 100644
--- a/tests/api/test_auth.py
+++ b/tests/api/test_auth.py
@@ -21,6 +21,7 @@ from twisted.internet import defer
 
 import synapse.handlers.auth
 from synapse.api.auth import Auth
+from synapse.api.constants import UserTypes
 from synapse.api.errors import (
     AuthError,
     Codes,
@@ -336,6 +337,23 @@ class AuthTestCase(unittest.TestCase):
         yield self.auth.check_auth_blocking()
 
     @defer.inlineCallbacks
+    def test_blocking_mau__depending_on_user_type(self):
+        self.hs.config.max_mau_value = 50
+        self.hs.config.limit_usage_by_mau = True
+
+        self.store.get_monthly_active_count = Mock(return_value=defer.succeed(100))
+        # Support users allowed
+        yield self.auth.check_auth_blocking(user_type=UserTypes.SUPPORT)
+        self.store.get_monthly_active_count = Mock(return_value=defer.succeed(100))
+        # Bots not allowed
+        with self.assertRaises(ResourceLimitError):
+            yield self.auth.check_auth_blocking(user_type=UserTypes.BOT)
+        self.store.get_monthly_active_count = Mock(return_value=defer.succeed(100))
+        # Real users not allowed
+        with self.assertRaises(ResourceLimitError):
+            yield self.auth.check_auth_blocking()
+
+    @defer.inlineCallbacks
     def test_reserved_threepid(self):
         self.hs.config.limit_usage_by_mau = True
         self.hs.config.max_mau_value = 1