config: read resolved config via namespace accessors (#33013)

test/registered/unit/test_runtime_context.py

@@ -10,7 +10,7 @@ import unittest
 from unittest.mock import patch
 
 import sglang.srt.server_args as server_args_module
-from sglang.srt.arg_groups.arg_utils import A, Arg
+from sglang.srt.arg_groups.arg_utils import NS, A, Arg
 from sglang.srt.runtime_context import (
     Flags,
     ParallelContext,
@@ -19,6 +19,7 @@ from sglang.srt.runtime_context import (
     get_context,
     get_flags,
     get_parallel,
+    get_schedule,
     get_server_args,
     reset_context,
 )
@@ -375,8 +376,10 @@ class TestFlagsTier(_IsolatedServerArgs):
 class _FakeResolvedArgs:
     """Publishable fixture with a resolvable whitelist (real flat leaves)."""
 
-    page_size: A[int | None, Arg(help="p", resolvable=True)] = None
-    sampling_backend: A[str | None, Arg(help="s", resolvable=True)] = None
+    page_size: A[int | None, Arg(help="p", resolvable=True), NS("schedule")] = None
+    sampling_backend: A[
+        str | None, Arg(help="s", resolvable=True), NS("exec.kernel")
+    ] = None
     _resolved_overrides: list = dataclasses.field(default_factory=list)
 
 
@@ -935,12 +938,15 @@ class TestPublishLifecycle(_IsolatedServerArgs):
         get_context().set_server_args(object())
         self.assertFalse(get_flags().capture.enable_torch_compile)
 
-    def test_declare_load_time_override_writes_through(self):
+    def test_declare_load_time_override_writes_the_bag(self):
         from sglang.srt.arg_groups.overrides import declare_load_time_override
 
         args = self._publish(page_size=1)
         declare_load_time_override("model.load_time", {"page_size": 64})
-        self.assertEqual(args.page_size, 64)
+        # The declaration lands on the config bag; the pristine startup record
+        # (server_args) is untouched.
+        self.assertEqual(get_schedule().page_size, 64)
+        self.assertEqual(args.page_size, 1)
 
     def test_declare_load_time_override_validates_whitelist(self):
         from sglang.srt.arg_groups.overrides import declare_load_time_override
@@ -952,16 +958,14 @@ class TestPublishLifecycle(_IsolatedServerArgs):
 
     def test_declare_load_time_override_records_provenance(self):
         from sglang.srt.arg_groups.overrides import declare_load_time_override
-        from sglang.srt.server_args import ServerArgs
 
-        class _Args(_FakeResolvedArgs):
-            override = ServerArgs.override
-
-        args = _Args(page_size=1)
-        get_context().set_server_args(args)
+        self._publish(page_size=1)
         declare_load_time_override("model.load_time", {"page_size": 64})
-        self.assertEqual(args.page_size, 64)
-        self.assertIn(("model.load_time", {"page_size": 64}), args._resolved_overrides)
+        self.assertEqual(get_schedule().page_size, 64)
+        self.assertIn(
+            ("model.load_time", {"page_size": 64}),
+            get_context().overrides_log(),
+        )
 
 
 if __name__ == "__main__":