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odysseus/tests/test_warmup_ping_urls.py
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"""Startup warmup must resolve real endpoint URLs.
The warmup/keepalive loop called `model_discovery.get_endpoints()`, which does
not exist on ModelDiscovery, so it raised AttributeError every run and pinged
nothing. `ModelDiscovery.warmup_ping_urls()` resolves the /models probe URLs
from the real discovery API.
"""
from src.model_discovery import ModelDiscovery
def _md():
return ModelDiscovery.__new__(ModelDiscovery)
def test_old_method_never_existed():
# Documents why the old warmup was a silent no-op.
assert not hasattr(ModelDiscovery, "get_endpoints")
def test_resolves_models_urls_from_discovered_items():
md = _md()
md.discover_models = lambda: {"items": [
{"url": "http://host:8000/v1/chat/completions", "models": ["a"]},
{"url": "http://host:1234/v1/chat/completions", "models": ["b"]},
]}
assert md.warmup_ping_urls() == [
"http://host:8000/v1/models",
"http://host:1234/v1/models",
]
def test_limit_caps_results():
md = _md()
md.discover_models = lambda: {"items": [
{"url": f"http://h:{8000 + i}/v1/chat/completions"} for i in range(10)
]}
assert len(md.warmup_ping_urls(limit=3)) == 3
def test_discovery_failure_degrades_to_empty():
md = _md()
def boom():
raise RuntimeError("port scan failed")
md.discover_models = boom
assert md.warmup_ping_urls() == []