test_initialization() — langchain Function Reference

Architecture documentation for the test_initialization() function in test_in_memory_cache.py from the langchain codebase.

Function python LangChainCore ApiManagement

Entity Profile

LangChainCore→ ApiManagement→ test_initialization() — langchain Function Reference

Dependency Diagram

graph TD
  38e9eaea_fd1e_9a77_6551_e75fa1ad5da8["test_initialization()"]
  042e47a7_2d77_c7c3_bed8_c2072867e88c["test_in_memory_cache.py"]
  38e9eaea_fd1e_9a77_6551_e75fa1ad5da8 -->|defined in| 042e47a7_2d77_c7c3_bed8_c2072867e88c
  style 38e9eaea_fd1e_9a77_6551_e75fa1ad5da8 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/caches/test_in_memory_cache.py lines 21–32

def test_initialization() -> None:
    """Test the initialization of InMemoryCache."""
    cache = InMemoryCache()
    assert cache._cache == {}
    assert cache._maxsize is None

    cache_with_maxsize = InMemoryCache(maxsize=2)
    assert cache_with_maxsize._cache == {}
    assert cache_with_maxsize._maxsize == 2

    with pytest.raises(ValueError, match="maxsize must be greater than 0"):
        InMemoryCache(maxsize=0)