test_anthropic_proxy_from_environment() — langchain Function Reference

Source Code

libs/partners/anthropic/tests/unit_tests/test_chat_models.py lines 98–117

def test_anthropic_proxy_from_environment() -> None:
    """Test that proxy can be set from ANTHROPIC_PROXY environment variable."""
    proxy_url = "http://env-proxy.example.com:8080"

    # Test with environment variable set
    with patch.dict(os.environ, {"ANTHROPIC_PROXY": proxy_url}):
        llm = ChatAnthropic(model=MODEL_NAME)
        assert llm.anthropic_proxy == proxy_url

        # Should be able to create clients successfully
        sync_client = llm._client
        async_client = llm._async_client
        assert sync_client is not None
        assert async_client is not None

    # Test that explicit parameter overrides environment variable
    with patch.dict(os.environ, {"ANTHROPIC_PROXY": "http://env-proxy.com"}):
        explicit_proxy = "http://explicit-proxy.com"
        llm = ChatAnthropic(model=MODEL_NAME, anthropic_proxy=explicit_proxy)
        assert llm.anthropic_proxy == explicit_proxy