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from __future__ import with_statement
import warnings
from twisted.trial import unittest
from scrapy.spider import BaseSpider
from scrapy.contrib.spiders.init import InitSpider
from scrapy.contrib.spiders import CrawlSpider, XMLFeedSpider, CSVFeedSpider, SitemapSpider
class BaseSpiderTest(unittest.TestCase):
spider_class = BaseSpider
def setUp(self):
warnings.simplefilter("always")
def tearDown(self):
warnings.resetwarnings()
def test_base_spider(self):
spider = self.spider_class("example.com")
self.assertEqual(spider.name, 'example.com')
self.assertEqual(spider.start_urls, [])
def test_spider_args(self):
"""Constructor arguments are assigned to spider attributes"""
spider = self.spider_class('example.com', foo='bar')
self.assertEqual(spider.foo, 'bar')
def test_spider_without_name(self):
"""Constructor arguments are assigned to spider attributes"""
self.assertRaises(ValueError, self.spider_class)
self.assertRaises(ValueError, self.spider_class, somearg='foo')
class InitSpiderTest(BaseSpiderTest):
spider_class = InitSpider
class XMLFeedSpiderTest(BaseSpiderTest):
spider_class = XMLFeedSpider
class CSVFeedSpiderTest(BaseSpiderTest):
spider_class = CSVFeedSpider
class CrawlSpiderTest(BaseSpiderTest):
spider_class = CrawlSpider
class SitemapSpiderTest(BaseSpiderTest):
spider_class = SitemapSpider
if __name__ == '__main__':
unittest.main()
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