test_get_buffer_string_with_tool_calls_empty_content() — langchain Function Reference

Source Code

libs/core/tests/unit_tests/messages/test_utils.py lines 1779–1796

def test_get_buffer_string_with_tool_calls_empty_content() -> None:
    """Test `get_buffer_string` with `tool_calls` and empty `content`."""
    messages = [
        AIMessage(
            content="",
            tool_calls=[
                {
                    "name": "search",
                    "args": {"query": "test"},
                    "id": "call_2",
                    "type": "tool_call",
                }
            ],
        ),
    ]
    result = get_buffer_string(messages)
    assert "AI: " in result
    assert "search" in result