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81 lines
2.5 KiB
Python
81 lines
2.5 KiB
Python
"""Regression tests for proxy hook integration."""
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from __future__ import annotations
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from types import SimpleNamespace
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from unittest.mock import AsyncMock, MagicMock
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import httpx
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import pytest
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pytest.importorskip("fastapi")
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from fastapi.testclient import TestClient
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from headroom.hooks import CompressionHooks
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from headroom.proxy.savings_tracker import HEADROOM_SAVINGS_PATH_ENV_VAR
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from headroom.proxy.server import ProxyConfig, create_app
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def test_anthropic_hooks_do_not_break_extract_user_query_lookup(tmp_path, monkeypatch):
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"""Hooks-enabled Anthropic requests should still reach the compression pipeline."""
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monkeypatch.setenv(
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HEADROOM_SAVINGS_PATH_ENV_VAR,
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str(tmp_path / "proxy_savings.json"),
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)
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config = ProxyConfig(
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cache_enabled=False,
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rate_limit_enabled=False,
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log_requests=False,
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hooks=CompressionHooks(),
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)
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app = create_app(config)
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with TestClient(app) as client:
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proxy = client.app.state.proxy
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large_user_content = "hello " * 200
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proxy.anthropic_pipeline.apply = MagicMock(
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return_value=SimpleNamespace(
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messages=[{"role": "user", "content": "compressed"}],
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transforms_applied=["test_transform"],
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timing={},
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tokens_before=100,
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tokens_after=40,
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waste_signals=None,
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)
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)
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proxy._retry_request = AsyncMock(
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return_value=httpx.Response(
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200,
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json={
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"id": "msg_test",
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"type": "message",
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"role": "assistant",
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"content": [{"type": "text", "text": "ok"}],
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"usage": {
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"input_tokens": 40,
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"output_tokens": 5,
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"cache_read_input_tokens": 0,
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"cache_creation_input_tokens": 0,
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},
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},
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)
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)
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response = client.post(
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"/v1/messages",
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json={
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"model": "claude-sonnet-4-6",
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"max_tokens": 128,
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"messages": [{"role": "user", "content": large_user_content}],
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},
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)
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assert response.status_code == 200
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assert proxy.anthropic_pipeline.apply.called
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assert response.headers["x-headroom-tokens-after"] == "40"
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assert int(response.headers["x-headroom-tokens-before"]) > 40
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assert int(response.headers["x-headroom-tokens-saved"]) > 0
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