test_merge_dicts() — langchain Function Reference

Architecture documentation for the test_merge_dicts() function in test_utils.py from the langchain codebase.

Function python LangChainCore MessageInterface

Entity Profile

LangChainCore→ MessageInterface→ test_merge_dicts() — langchain Function Reference

Dependency Diagram

graph TD
  430be6a8_7b60_1cdf_77b7_ef93f2ed3183["test_merge_dicts()"]
  76328b48_c466_d255_3e8f_a315858c4c02["test_utils.py"]
  430be6a8_7b60_1cdf_77b7_ef93f2ed3183 -->|defined in| 76328b48_c466_d255_3e8f_a315858c4c02
  style 430be6a8_7b60_1cdf_77b7_ef93f2ed3183 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/utils/test_utils.py lines 122–134

def test_merge_dicts(
    left: dict, right: dict, expected: dict | AbstractContextManager
) -> None:
    err = expected if isinstance(expected, AbstractContextManager) else nullcontext()

    left_copy = deepcopy(left)
    right_copy = deepcopy(right)
    with err:
        actual = merge_dicts(left, right)
        assert actual == expected
        # no mutation
        assert left == left_copy
        assert right == right_copy