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39 lines
1.3 KiB
Python
39 lines
1.3 KiB
Python
from unittest import TestCase
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from scrapy.downloadermiddlewares.stats import DownloaderStats
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from scrapy.http import Request, Response
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from scrapy.spiders import Spider
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from scrapy.utils.test import get_crawler
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class TestDownloaderStats(TestCase):
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def setUp(self):
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self.crawler = get_crawler(Spider)
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self.spider = self.crawler._create_spider('scrapytest.org')
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self.mw = DownloaderStats(self.crawler.stats)
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self.crawler.stats.open_spider(self.spider)
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self.req = Request('http://scrapytest.org')
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self.res = Response('scrapytest.org', status=400)
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def test_process_request(self):
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self.mw.process_request(self.req, self.spider)
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self.assertEqual(self.crawler.stats.get_value('downloader/request_count', \
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spider=self.spider), 1)
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def test_process_response(self):
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self.mw.process_response(self.req, self.res, self.spider)
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self.assertEqual(self.crawler.stats.get_value('downloader/response_count', \
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spider=self.spider), 1)
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def test_process_exception(self):
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self.mw.process_exception(self.req, Exception(), self.spider)
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self.assertEqual(self.crawler.stats.get_value('downloader/exception_count', \
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spider=self.spider), 1)
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def tearDown(self):
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self.crawler.stats.close_spider(self.spider, '')
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