LCORE-2437: add test for unsupported rag_type and narrow pylint suppression

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: are-ces

tests/unit/models/config/test_byok_rag.py

@@ -1,7 +1,5 @@
 """Unit tests for ByokRag model."""
 
-# pylint: disable=no-member
-
 import pytest
 from pydantic import ValidationError
 
@@ -225,7 +223,7 @@ def test_byok_rag_pgvector_defaults() -> None:
     assert store.port == "${env.POSTGRES_PORT}"
     assert store.db == "${env.POSTGRES_DATABASE}"
     assert store.user == "${env.POSTGRES_USER}"
-    assert store.password.get_secret_value() == "${env.POSTGRES_PASSWORD}"
+    assert store.password.get_secret_value() == "${env.POSTGRES_PASSWORD}"  # pylint: disable=no-member
     assert store.db_path is None
 
 
@@ -245,7 +243,7 @@ def test_byok_rag_pgvector_custom_connection_fields() -> None:
     assert store.port == "5433"
     assert store.db == "my_knowledge"
     assert store.user == "admin"
-    assert store.password.get_secret_value() == "secret"
+    assert store.password.get_secret_value() == "secret"  # pylint: disable=no-member
 
 
 def test_byok_rag_pgvector_partial_overrides() -> None:

tests/unit/test_llama_stack_configuration.py

@@ -7,6 +7,7 @@
 import yaml
 
 from llama_stack_configuration import (
+    _build_vector_io_config,
     construct_models_section,
     construct_storage_backends_section,
     construct_vector_io_providers_section,
@@ -878,3 +879,14 @@ def test_enrich_solr_user_chunk_filter_query_is_conjoined() -> None:
     assert provider["config"]["chunk_window_config"]["chunk_filter_query"] == (
         "is_chunk:true AND product:ansible"
     )
+
+
+# =============================================================================
+# Test _build_vector_io_config
+# =============================================================================
+
+
+def test_build_vector_io_config_rejects_unsupported_rag_type() -> None:
+    """Test that an unsupported rag_type raises ValueError."""
+    with pytest.raises(ValueError, match="Unsupported rag_type 'remote::chromadb'"):
+        _build_vector_io_config("remote::chromadb", "some_backend", {})