Test validate_tool_attributes (#696)

.github/workflows/tests.yml

@@ -93,6 +93,11 @@ jobs:
           uv run pytest ./tests/test_tools.py
         if: ${{ success() || failure() }}
 
+      - name: Tool validation tests
+        run: |
+          uv run pytest ./tests/test_tool_validation.py
+        if: ${{ success() || failure() }}
+
       - name: Types tests
         run: |
           uv run pytest ./tests/test_types.py

tests/test_tool_validation.py

@@ -0,0 +1,9 @@
+import pytest
+
+from smolagents.default_tools import DuckDuckGoSearchTool, GoogleSearchTool, VisitWebpageTool
+from smolagents.tool_validation import validate_tool_attributes
+
+
+@pytest.mark.parametrize("tool_class", [DuckDuckGoSearchTool, GoogleSearchTool, VisitWebpageTool])
+def test_validate_tool_attributes(tool_class):
+    assert validate_tool_attributes(tool_class) is None, f"failed for {tool_class.name} tool"