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71 lines
2.7 KiB
Python
71 lines
2.7 KiB
Python
from unittest import TestCase
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from six.moves.urllib.parse import urlparse
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from scrapy.http import Response, Request
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from scrapy.spiders import Spider
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from scrapy.spidermiddlewares.offsite import OffsiteMiddleware
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from scrapy.utils.test import get_crawler
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class TestOffsiteMiddleware(TestCase):
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def setUp(self):
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crawler = get_crawler(Spider)
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self.spider = crawler._create_spider(**self._get_spiderargs())
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self.mw = OffsiteMiddleware.from_crawler(crawler)
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self.mw.spider_opened(self.spider)
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def _get_spiderargs(self):
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return dict(name='foo', allowed_domains=['scrapytest.org', 'scrapy.org', 'scrapy.test.org'])
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def test_process_spider_output(self):
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res = Response('http://scrapytest.org')
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onsite_reqs = [Request('http://scrapytest.org/1'),
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Request('http://scrapy.org/1'),
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Request('http://sub.scrapy.org/1'),
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Request('http://offsite.tld/letmepass', dont_filter=True),
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Request('http://scrapy.test.org/')]
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offsite_reqs = [Request('http://scrapy2.org'),
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Request('http://offsite.tld/'),
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Request('http://offsite.tld/scrapytest.org'),
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Request('http://offsite.tld/rogue.scrapytest.org'),
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Request('http://rogue.scrapytest.org.haha.com'),
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Request('http://roguescrapytest.org'),
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Request('http://test.org/'),
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Request('http://notscrapy.test.org/')]
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reqs = onsite_reqs + offsite_reqs
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out = list(self.mw.process_spider_output(res, reqs, self.spider))
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self.assertEquals(out, onsite_reqs)
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class TestOffsiteMiddleware2(TestOffsiteMiddleware):
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def _get_spiderargs(self):
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return dict(name='foo', allowed_domains=None)
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def test_process_spider_output(self):
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res = Response('http://scrapytest.org')
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reqs = [Request('http://a.com/b.html'), Request('http://b.com/1')]
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out = list(self.mw.process_spider_output(res, reqs, self.spider))
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self.assertEquals(out, reqs)
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class TestOffsiteMiddleware3(TestOffsiteMiddleware2):
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def _get_spider(self):
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return Spider('foo')
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class TestOffsiteMiddleware4(TestOffsiteMiddleware3):
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def _get_spider(self):
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bad_hostname = urlparse('http:////scrapytest.org').hostname
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return dict(name='foo', allowed_domains=['scrapytest.org', None, bad_hostname])
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def test_process_spider_output(self):
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res = Response('http://scrapytest.org')
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reqs = [Request('http://scrapytest.org/1')]
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out = list(self.mw.process_spider_output(res, reqs, self.spider))
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self.assertEquals(out, reqs)
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