test: add unit test to ensure all config types are instantiable (#1601)

llama_stack/providers/remote/tool_runtime/wolfram_alpha/config.py

@@ -4,7 +4,7 @@
 # This source code is licensed under the terms described in the LICENSE file in
 # the root directory of this source tree.
 
-from typing import Optional
+from typing import Any, Dict, Optional
 
 from pydantic import BaseModel
 
@@ -13,3 +13,9 @@ class WolframAlphaToolConfig(BaseModel):
     """Configuration for WolframAlpha Tool Runtime"""
 
     api_key: Optional[str] = None
+
+    @classmethod
+    def sample_run_config(cls, __distro_dir__: str, **kwargs: Any) -> Dict[str, Any]:
+        return {
+            "api_key": "${env.WOLFRAM_ALPHA_API_KEY:}",
+        }