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70 lines
2.5 KiB
Python
70 lines
2.5 KiB
Python
"""Tests for HeadroomCallback LiteLLM integration.
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Regression for #1114: HeadroomCallback did not inherit CustomLogger, so any
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hook LiteLLM added post-1.89.x (e.g. async_post_call_success_hook) raised
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AttributeError and crashed the LiteLLM proxy.
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"""
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from __future__ import annotations
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import asyncio
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from tests._dotenv import importorskip_no_env_leak
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importorskip_no_env_leak("litellm")
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from headroom.integrations.litellm_callback import HeadroomCallback # noqa: E402
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class TestHeadroomCallbackCustomLoggerInheritance:
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def test_instantiates_without_error(self) -> None:
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cb = HeadroomCallback()
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assert cb is not None
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def test_has_async_post_call_success_hook(self) -> None:
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"""Regression: AttributeError: 'HeadroomCallback' has no attr 'async_post_call_success_hook'."""
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cb = HeadroomCallback()
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assert hasattr(cb, "async_post_call_success_hook"), (
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"async_post_call_success_hook must exist (added in litellm 1.89.x)"
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)
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def test_async_post_call_success_hook_is_callable(self) -> None:
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"""LiteLLM must be able to await the hook without exception."""
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cb = HeadroomCallback()
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hook = cb.async_post_call_success_hook
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assert callable(hook)
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def test_async_post_call_success_hook_does_not_raise(self) -> None:
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"""Calling the hook (no-op from CustomLogger) must not raise."""
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cb = HeadroomCallback()
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async def _run() -> None:
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await cb.async_post_call_success_hook(
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data={"model": "gpt-4o", "messages": []},
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user_api_key_dict={},
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response=None,
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)
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asyncio.run(_run())
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def test_all_current_litellm_async_hooks_present(self) -> None:
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"""HeadroomCallback must expose every async hook CustomLogger defines."""
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from litellm.integrations.custom_logger import CustomLogger
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cb = HeadroomCallback()
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missing = [
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name
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for name in dir(CustomLogger)
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if name.startswith("async_") and not hasattr(cb, name)
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]
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assert not missing, f"Missing CustomLogger hooks: {missing}"
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def test_async_pre_call_hook_still_works(self) -> None:
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"""Inheritance must not break the existing compression hook."""
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cb = HeadroomCallback()
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assert hasattr(cb, "async_pre_call_hook")
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assert callable(cb.async_pre_call_hook)
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def test_total_tokens_saved_property(self) -> None:
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cb = HeadroomCallback()
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assert cb.total_tokens_saved == 0
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