[verified] refresh OpenVINO router classifier prototype

openvino-classifier-npu/tests/test_router_classifier.py

@@ -88,6 +88,14 @@ class RouterClassifierTests(unittest.TestCase):
         self.assertEqual(len(result["results"]), 2)
         self.assertGreater(result["npu_busy_delta_us"], 0)
 
+    def test_batch_limits_are_enforced(self):
+        svc = self.service()
+        with self.assertRaisesRegex(ValueError, "at least one"):
+            svc.batch_classify([])
+        too_many = [{"id": str(i), "text": "What time is it?"} for i in range(router_classifier.DEFAULT_MAX_BATCH_SIZE + 1)]
+        with self.assertRaisesRegex(ValueError, "max_batch_size"):
+            svc.batch_classify(too_many)
+
     def test_fixture_file_is_valid_jsonl(self):
         fixture = ROOT / "fixtures" / "atlas_hermes_messages.jsonl"
         rows = [json.loads(line) for line in fixture.read_text().splitlines() if line.strip()]
@@ -97,6 +105,17 @@ class RouterClassifierTests(unittest.TestCase):
             self.assertIn("text", row)
             self.assertIn("expected", row)
 
+    def test_synthetic_fixture_expectations(self):
+        svc = self.service()
+        fixture = ROOT / "fixtures" / "atlas_hermes_messages.jsonl"
+        rows = [json.loads(line) for line in fixture.read_text().splitlines() if line.strip()]
+        for row in rows:
+            with self.subTest(row=row["id"]):
+                result = svc.classify(row["id"], row["text"], {"include_evidence": False})
+                labels = result["labels"]
+                for label_name, expected_value in row["expected"].items():
+                    self.assertEqual(labels[label_name]["value"], expected_value)
+
 
 if __name__ == "__main__":
     unittest.main()