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huihuiSquare/digital-avatar-app/backend/tests/test_chat_model_config.py
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2.9 KiB
Python

from unittest.mock import Mock, patch
import httpx
from services.chat_model_config import (
clear_chat_model_config_cache,
get_chat_model_config,
)
def setup_function():
clear_chat_model_config_cache()
def teardown_function():
clear_chat_model_config_cache()
def test_admin_runtime_config_takes_priority(monkeypatch):
monkeypatch.setenv("CHAT_MODEL_CONFIG_URL", "http://config.test/runtime")
monkeypatch.setenv("AVATAR_MODEL_CONFIG_TOKEN", "shared-secret")
response = Mock()
response.raise_for_status.return_value = None
response.json.return_value = {
"data": {
"api_base_url": "https://model.test/v1/",
"api_key": "runtime-key",
"model": "avatar-model",
"vision_model": "avatar-vision-model",
"ocr_model": "avatar-ocr-model",
"max_tokens": 2048,
"timeout_seconds": 42,
}
}
with patch("services.chat_model_config.httpx.get", return_value=response) as request:
config = get_chat_model_config()
assert config.source == "admin"
assert config.api_base_url == "https://model.test/v1"
assert config.model == "avatar-model"
assert config.vision_model == "avatar-vision-model"
assert config.ocr_model == "avatar-ocr-model"
assert config.max_tokens == 2048
request.assert_called_once_with(
"http://config.test/runtime",
headers={"X-Avatar-Config-Token": "shared-secret"},
timeout=5.0,
)
def test_runtime_failure_falls_back_to_environment(monkeypatch):
monkeypatch.setenv("CHAT_MODEL_CONFIG_URL", "http://config.test/runtime")
monkeypatch.setenv("AVATAR_MODEL_CONFIG_TOKEN", "shared-secret")
monkeypatch.setenv("CHAT_API_URL", "https://fallback.test/v1/")
monkeypatch.setenv("CHAT_API_KEY", "fallback-key")
monkeypatch.setenv("CHAT_MODEL", "fallback-model")
monkeypatch.setenv("VISION_MODEL", "fallback-vision")
monkeypatch.setenv("VISION_OCR_MODEL", "fallback-ocr")
monkeypatch.setenv("CHAT_MAX_OUTPUT_TOKENS", "1536")
request = httpx.Request("GET", "http://config.test/runtime")
with patch(
"services.chat_model_config.httpx.get",
side_effect=httpx.ConnectError("offline", request=request),
):
config = get_chat_model_config()
assert config.source == "environment"
assert config.api_base_url == "https://fallback.test/v1"
assert config.api_key == "fallback-key"
assert config.model == "fallback-model"
assert config.vision_model == "fallback-vision"
assert config.ocr_model == "fallback-ocr"
assert config.max_tokens == 1536
def test_runtime_config_is_cached(monkeypatch):
monkeypatch.setenv("CHAT_MODEL_CONFIG_URL", "")
monkeypatch.setenv("CHAT_MODEL", "first-model")
first = get_chat_model_config()
monkeypatch.setenv("CHAT_MODEL", "second-model")
second = get_chat_model_config()
assert first is second
assert second.model == "first-model"