config: resolution reads the declarations, not the fields (#36253)

test/registered/unit/test_server_args_migration.py

@@ -7,6 +7,7 @@ translates field annotations into argparse arguments.
 import argparse
 import unittest
 
+from sglang.srt.arg_groups.overrides import resolution_result
 from sglang.srt.server_args import ServerArgs
 from sglang.srt.utils.common import configure_media_url_security
 from sglang.test.ci.ci_register import register_cpu_ci
@@ -95,8 +96,10 @@ class TestServerArgsAnnotatedCli(CustomTestCase):
                     "32",
                 ]
             )
+            # The normalization is a declaration.
             self.assertEqual(
-                sa.allowed_media_domains, ["127.0.0.1", "media.example.com"]
+                resolution_result(sa, "allowed_media_domains"),
+                ["127.0.0.1", "media.example.com"],
             )
             self.assertEqual(sa.media_url_max_file_size_mb, 32)
         finally: