scrapy/tests/test_downloadermiddleware_d...

52 lines
1.7 KiB
Python

from __future__ import annotations
from typing import Any
from scrapy.downloadermiddlewares.downloadtimeout import DownloadTimeoutMiddleware
from scrapy.http import Request
from scrapy.spiders import Spider
from scrapy.utils.test import get_crawler
def get_request_spider_mw(settings: dict[str, Any] | None = None):
crawler = get_crawler(Spider, settings)
spider = crawler._create_spider("foo")
request = Request("http://scrapytest.org/")
return request, spider, DownloadTimeoutMiddleware.from_crawler(crawler)
def test_default_download_timeout():
req, spider, mw = get_request_spider_mw()
mw.spider_opened(spider)
assert mw.process_request(req) is None
assert req.meta.get("download_timeout") == 180
def test_string_download_timeout():
req, spider, mw = get_request_spider_mw({"DOWNLOAD_TIMEOUT": "20.1"})
mw.spider_opened(spider)
assert mw.process_request(req) is None
assert req.meta.get("download_timeout") == 20.1
def test_setting_has_download_timeout():
req, spider, mw = get_request_spider_mw({"DOWNLOAD_TIMEOUT": 2})
mw.spider_opened(spider)
assert mw.process_request(req) is None
assert req.meta.get("download_timeout") == 2
def test_request_has_download_timeout():
req, spider, mw = get_request_spider_mw({"DOWNLOAD_TIMEOUT": 2})
mw.spider_opened(spider)
req.meta["download_timeout"] = 1
assert mw.process_request(req) is None
assert req.meta.get("download_timeout") == 1
def test_zero_download_timeout():
req, spider, mw = get_request_spider_mw({"DOWNLOAD_TIMEOUT": 0})
mw.spider_opened(spider)
assert mw.process_request(req) is None
assert req.meta.get("download_timeout") is None