test_get_buffer_string_xml_tool_call_special_chars_in_attrs() — langchain Function Reference

Source Code

libs/core/tests/unit_tests/messages/test_utils.py lines 2206–2224

def test_get_buffer_string_xml_tool_call_special_chars_in_attrs() -> None:
    """Test that tool call attributes with quotes are properly escaped."""
    messages: list[BaseMessage] = [
        AIMessage(
            content="",
            tool_calls=[
                {
                    "name": 'search"with"quotes',
                    "args": {"query": "test"},
                    "id": 'call"id',
                    "type": "tool_call",
                },
            ],
        ),
    ]
    result = get_buffer_string(messages, format="xml")
    # quoteattr uses single quotes when value contains double quotes
    assert "name='search\"with\"quotes'" in result
    assert "id='call\"id'" in result