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test_summarization_middleware_deprecated_parameters_with_defaults() — langchain Function Reference

Architecture documentation for the test_summarization_middleware_deprecated_parameters_with_defaults() function in test_summarization.py from the langchain codebase.

Function python LangChainCore ApiManagement

Entity Profile

Dependency Diagram

graph TD
  9b2b3b28_2d8b_2424_21ef_910d731225e6["test_summarization_middleware_deprecated_parameters_with_defaults()"]
  1911a463_b67d_0301_5ef1_5c535dafc14a["test_summarization.py"]
  9b2b3b28_2d8b_2424_21ef_910d731225e6 -->|defined in| 1911a463_b67d_0301_5ef1_5c535dafc14a
  style 9b2b3b28_2d8b_2424_21ef_910d731225e6 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

libs/langchain_v1/tests/unit_tests/agents/middleware/implementations/test_summarization.py lines 952–966

def test_summarization_middleware_deprecated_parameters_with_defaults() -> None:
    """Test that deprecated parameters work correctly with default values."""
    # Test that deprecated max_tokens_before_summary is ignored when trigger is set
    with pytest.warns(DeprecationWarning, match="max_tokens_before_summary is deprecated"):
        middleware = SummarizationMiddleware(
            model=MockChatModel(), trigger=("tokens", 2000), max_tokens_before_summary=1000
        )
    assert middleware.trigger == ("tokens", 2000)

    # Test that messages_to_keep is ignored when keep is not default
    with pytest.warns(DeprecationWarning, match="messages_to_keep is deprecated"):
        middleware = SummarizationMiddleware(
            model=MockChatModel(), keep=("messages", 5), messages_to_keep=10
        )
    assert middleware.keep == ("messages", 5)

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Defined In

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Frequently Asked Questions

What does test_summarization_middleware_deprecated_parameters_with_defaults() do?
test_summarization_middleware_deprecated_parameters_with_defaults() is a function in the langchain codebase, defined in libs/langchain_v1/tests/unit_tests/agents/middleware/implementations/test_summarization.py.
Where is test_summarization_middleware_deprecated_parameters_with_defaults() defined?
test_summarization_middleware_deprecated_parameters_with_defaults() is defined in libs/langchain_v1/tests/unit_tests/agents/middleware/implementations/test_summarization.py at line 952.

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