feat: stabilize multi-region runtime sync and worker orchestration

domainCheck/tests/test_database_claim_priority.py

@@ -1,5 +1,6 @@
-import unittest
 import sys
+import unittest
+from datetime import datetime, timedelta
 
 
 sys.path.insert(0, "/www/wwwroot/getDomain/domainCheck")
@@ -7,6 +8,7 @@ sys.path.insert(0, "/www/wwwroot/getDomain/domainCheck")
 from app.utils.database import _detect_job_item_step_priority
 from app.utils.database import _ordered_step_claim_codes
 from app.utils.database import _resolve_step_claim_quota
+from app.utils.database import _select_preferred_claim_job_ids
 
 
 class DetectJobItemClaimPriorityTestCase(unittest.TestCase):
@@ -46,9 +48,42 @@ class DetectJobItemClaimPriorityTestCase(unittest.TestCase):
             _detect_job_item_step_priority("detect_register"),
         )
 
-    def test_step_claim_quota_defaults_to_quarter_window_with_floor(self):
+    def test_step_claim_quota_defaults_to_full_window_for_large_pools(self):
         self.assertEqual(64, _resolve_step_claim_quota(120))
-        self.assertEqual(300, _resolve_step_claim_quota(1200))
+        self.assertEqual(1200, _resolve_step_claim_quota(1200))
+
+    def test_select_preferred_claim_job_ids_prioritizes_running_jobs_even_if_older(self):
+        now = datetime(2026, 4, 24, 18, 30, 0)
+
+        selected = _select_preferred_claim_job_ids(
+            [
+                (19, "pending", now - timedelta(hours=60)),
+                (57, "running", now - timedelta(hours=72)),
+                (58, "pending", now - timedelta(hours=2)),
+            ],
+            limit=3,
+            recent_hours=24,
+            now=now,
+        )
+
+        self.assertEqual([57, 58], selected)
+
+    def test_select_preferred_claim_job_ids_filters_out_stale_pending_jobs(self):
+        now = datetime(2026, 4, 24, 18, 30, 0)
+
+        selected = _select_preferred_claim_job_ids(
+            [
+                (19, "pending", now - timedelta(hours=60)),
+                (20, "pending", now - timedelta(hours=40)),
+                (58, "pending", now - timedelta(hours=2)),
+                (59, "pending", now - timedelta(minutes=30)),
+            ],
+            limit=4,
+            recent_hours=24,
+            now=now,
+        )
+
+        self.assertEqual([59, 58], selected)
 
 
 if __name__ == "__main__":