feat: distinguish full-day traffic rollups

tests/test_payload.py

@@ -89,6 +89,7 @@ def workspace_payload_fixture() -> dict[str, object]:
             "ends_at": local_end.isoformat(),
             "sample_limit": 1000,
             "sample_limited": False,
+            "usage_rollups_full_day": True,
             "partial": False,
             "instances": [
                 {"instance": "server6", "ok": True, "error_total": 4},
@@ -810,6 +811,7 @@ class WorkspaceTests(unittest.TestCase):
         self.assertEqual(keys["period_kind"], "calendar_day")
         self.assertEqual(keys["date"], payload["traffic"]["date"])
         self.assertEqual(keys["timezone"], "Asia/Shanghai")
+        self.assertTrue(keys["usage_rollups_full_day"])
         self.assertIn(f"today {keys['date']} (Asia/Shanghai)", mod.usage_period_label(keys))
         self.assertEqual(errors["time_range"], f"today {keys['date']} (Asia/Shanghai)")
         self.assertEqual({item["_node"] for item in errors["items"]}, {"server6", "server4"})
@@ -876,6 +878,12 @@ class WorkspaceTests(unittest.TestCase):
             with self.assertRaisesRegex(RuntimeError, "invalid workspace traffic period"):
                 mod.fetch_workspace_payload("https://workspace.example.test/data", 3)
 
+        incomplete_usage = workspace_payload_fixture()
+        incomplete_usage["traffic"]["usage_rollups_full_day"] = False
+        with mock.patch.object(mod, "fetch_payload", return_value=incomplete_usage):
+            with self.assertRaisesRegex(RuntimeError, "incomplete workspace traffic usage"):
+                mod.fetch_workspace_payload("https://workspace.example.test/data", 3)
+
         noncanonical_request = workspace_payload_fixture()
         noncanonical_request["traffic"]["requests"][0]["instance"] = "server4"
         with mock.patch.object(mod, "fetch_payload", return_value=noncanonical_request):