mirror of
https://github.com/pewdiepie-archdaemon/odysseus.git
synced 2026-10-06 23:12:22 +02:00
51 lines
1.6 KiB
Python
51 lines
1.6 KiB
Python
"""Regression tests for the ChromaDB singleton client (issue #326).
|
|
|
|
Covers the fast-fail preflight (so an unreachable ChromaDB doesn't block
|
|
startup for the full OS connection timeout) and the rule that a failed
|
|
connection must not poison the cached singleton.
|
|
"""
|
|
import socket
|
|
import time
|
|
|
|
import pytest
|
|
|
|
import src.chroma_client as cc
|
|
|
|
|
|
@pytest.fixture
|
|
def closed_port():
|
|
"""Reserve a port without listening, so another worker cannot take it."""
|
|
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as reserved:
|
|
reserved.bind(("127.0.0.1", 0))
|
|
yield reserved.getsockname()[1]
|
|
|
|
|
|
def test_port_open_false_for_closed_port_and_is_fast(closed_port):
|
|
t0 = time.monotonic()
|
|
assert cc._port_open("127.0.0.1", closed_port, timeout=1.0) is False
|
|
# The whole point: we fail fast, nowhere near the 30-60s OS timeout.
|
|
assert time.monotonic() - t0 < 5.0
|
|
|
|
|
|
def test_port_open_true_for_listening_socket():
|
|
srv = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
srv.bind(("127.0.0.1", 0))
|
|
srv.listen(1)
|
|
host, port = srv.getsockname()
|
|
try:
|
|
assert cc._port_open(host, port, timeout=1.0) is True
|
|
finally:
|
|
srv.close()
|
|
|
|
|
|
def test_get_chroma_client_does_not_cache_when_unreachable(monkeypatch, closed_port):
|
|
pytest.importorskip("chromadb")
|
|
cc.reset_client()
|
|
monkeypatch.setenv("CHROMADB_HOST", "127.0.0.1")
|
|
monkeypatch.setenv("CHROMADB_PORT", str(closed_port))
|
|
with pytest.raises(RuntimeError):
|
|
cc.get_chroma_client()
|
|
# A failed connection must leave the singleton unset so a later call
|
|
# (once ChromaDB is up) can succeed.
|
|
assert cc._client is None
|