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Aether/tests/services/test_pool_health_cache.py

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"""Tests for pool health cache helpers."""
from __future__ import annotations
from types import SimpleNamespace
from src.services.provider.pool import health_cache
def setup_function() -> None:
health_cache._clear_cache_for_tests()
def teardown_function() -> None:
health_cache._clear_cache_for_tests()
def test_aggregate_health_score_uses_lowest_format_score() -> None:
score = health_cache.aggregate_health_score(
{
"openai:chat": {"health_score": 0.92},
"openai:responses": {"health_score": 0.61},
}
)
assert score == 0.61
def test_get_health_scores_uses_cache_for_same_provider() -> None:
key = SimpleNamespace(id="k1", health_by_format={"f1": {"health_score": 0.7}})
first = health_cache.get_health_scores("p1", [key])
assert first["k1"] == 0.7
key.health_by_format = {"f1": {"health_score": 0.2}}
second = health_cache.get_health_scores("p1", [key])
assert second["k1"] == 0.7
def test_get_health_scores_merges_missing_keys_into_cache() -> None:
k1 = SimpleNamespace(id="k1", health_by_format={"f1": {"health_score": 0.7}})
first = health_cache.get_health_scores("p1", [k1])
assert first == {"k1": 0.7}
# Request with a new key k2 -- k1 should come from cache, k2 freshly computed
k1_stale = SimpleNamespace(id="k1", health_by_format={"f1": {"health_score": 0.1}})
k2 = SimpleNamespace(id="k2", health_by_format={"f1": {"health_score": 0.5}})
second = health_cache.get_health_scores("p1", [k1_stale, k2])
assert second["k1"] == 0.7 # cached, not recomputed
assert second["k2"] == 0.5 # freshly computed
def test_invalidate_provider_health_scores_clears_cache_entry() -> None:
key = SimpleNamespace(id="k1", health_by_format={"f1": {"health_score": 0.8}})
_ = health_cache.get_health_scores("p1", [key])
health_cache.invalidate_provider_health_scores("p1")
key.health_by_format = {"f1": {"health_score": 0.3}}
refreshed = health_cache.get_health_scores("p1", [key])
assert refreshed["k1"] == 0.3