Files
seaweedfs/.github/scripts/test_star_history.py
T
Copilotandchrislusf 73fa85f54f Retry transient failures in star history generation (#12479)
* Initial plan

* Retry transient star history API failures

Co-authored-by: chrislusf <1543151+chrislusf@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: chrislusf <1543151+chrislusf@users.noreply.github.com>
2026-11-07 18:12:34 -08:00

76 lines
2.4 KiB
Python

import importlib.util
import os
from pathlib import Path
import sys
import types
import unittest
from unittest.mock import patch
from urllib.error import HTTPError
def load_star_history():
matplotlib = types.ModuleType("matplotlib")
matplotlib.use = lambda backend: None
pyplot = types.ModuleType("matplotlib.pyplot")
dates = types.ModuleType("matplotlib.dates")
dates.AutoDateLocator = object
dates.DateFormatter = object
modules = {
"matplotlib": matplotlib,
"matplotlib.pyplot": pyplot,
"matplotlib.dates": dates,
}
with patch.dict(sys.modules, modules), patch.dict(os.environ, {"GITHUB_TOKEN": "test"}):
path = Path(__file__).with_name("star_history.py")
spec = importlib.util.spec_from_file_location("star_history", path)
module = importlib.util.module_from_spec(spec)
spec.loader.exec_module(module)
return module
star_history = load_star_history()
class StarHistoryTests(unittest.TestCase):
def http_error(self, code):
return HTTPError("https://api.github.com", code, "error", {}, None)
@patch.object(star_history.time, "sleep")
@patch.object(star_history.urllib.request, "urlopen")
def test_retries_server_error(self, urlopen, sleep):
response = object()
urlopen.side_effect = [self.http_error(500), response]
result = star_history.open_url(object())
self.assertIs(result, response)
self.assertEqual(urlopen.call_count, 2)
sleep.assert_called_once_with(1)
@patch.object(star_history.time, "sleep")
@patch.object(star_history.urllib.request, "urlopen")
def test_does_not_retry_non_transient_http_error(self, urlopen, sleep):
error = self.http_error(404)
urlopen.side_effect = error
with self.assertRaises(HTTPError):
star_history.open_url(object())
urlopen.assert_called_once()
sleep.assert_not_called()
@patch.object(star_history.time, "sleep")
@patch.object(star_history.urllib.request, "urlopen")
def test_stops_after_retry_limit(self, urlopen, sleep):
urlopen.side_effect = self.http_error(500)
with self.assertRaises(HTTPError):
star_history.open_url(object())
self.assertEqual(urlopen.call_count, star_history.REQUEST_ATTEMPTS)
self.assertEqual(sleep.call_count, star_history.REQUEST_ATTEMPTS - 1)
if __name__ == "__main__":
unittest.main()