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test_can_jump_to_with_before_model_decorator() — langchain Function Reference

Architecture documentation for the test_can_jump_to_with_before_model_decorator() function in test_decorators.py from the langchain codebase.

Function python LangChainCore LanguageModelBase calls 1

Entity Profile

Dependency Diagram

graph TD
  ba50c5da_b594_4007_9a20_399e93249b8a["test_can_jump_to_with_before_model_decorator()"]
  85a104a3_11cf_6539_d0c0_ba69a17a41d4["test_decorators.py"]
  ba50c5da_b594_4007_9a20_399e93249b8a -->|defined in| 85a104a3_11cf_6539_d0c0_ba69a17a41d4
  68028dcd_ea5b_7d3a_0d75_c9ebd1cef92b["before_model()"]
  ba50c5da_b594_4007_9a20_399e93249b8a -->|calls| 68028dcd_ea5b_7d3a_0d75_c9ebd1cef92b
  style ba50c5da_b594_4007_9a20_399e93249b8a fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_decorators.py lines 212–225

def test_can_jump_to_with_before_model_decorator() -> None:
    """Test can_jump_to parameter used with before_model decorator."""

    @before_model(can_jump_to=["end"])
    def conditional_before(
        state: AgentState[Any], *_args: Any, **_kwargs: Any
    ) -> dict[str, Any] | None:
        if len(state["messages"]) > 3:
            return {"jump_to": "end"}
        return None

    # Verify middleware was created and has can_jump_to metadata
    assert isinstance(conditional_before, AgentMiddleware)
    assert getattr(conditional_before.__class__.before_model, "__can_jump_to__", []) == ["end"]

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Defined In

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Source

Frequently Asked Questions

What does test_can_jump_to_with_before_model_decorator() do?
test_can_jump_to_with_before_model_decorator() is a function in the langchain codebase, defined in libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_decorators.py.
Where is test_can_jump_to_with_before_model_decorator() defined?
test_can_jump_to_with_before_model_decorator() is defined in libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_decorators.py at line 212.
What does test_can_jump_to_with_before_model_decorator() call?
test_can_jump_to_with_before_model_decorator() calls 1 function(s): before_model.

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