mirror of https://github.com/scrapy/scrapy.git
87 lines
3.6 KiB
Python
87 lines
3.6 KiB
Python
import os
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import unittest
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import urlparse
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from scrapy.xlib.BeautifulSoup import BeautifulSoup
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from scrapy.http import Response, TextResponse, HtmlResponse
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from scrapy.utils.response import body_or_str, get_base_url, get_meta_refresh, \
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response_httprepr, get_cached_beautifulsoup, open_in_browser
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__doctests__ = ['scrapy.utils.response']
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class ResponseUtilsTest(unittest.TestCase):
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dummy_response = TextResponse(url='http://example.org/', body='dummy_response')
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def test_body_or_str_input(self):
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self.assertTrue(isinstance(body_or_str(self.dummy_response), basestring))
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self.assertTrue(isinstance(body_or_str('text'), basestring))
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self.assertRaises(Exception, body_or_str, 2)
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def test_body_or_str_extraction(self):
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self.assertEqual(body_or_str(self.dummy_response), 'dummy_response')
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self.assertEqual(body_or_str('text'), 'text')
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def test_body_or_str_encoding(self):
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self.assertTrue(isinstance(body_or_str(self.dummy_response, unicode=False), str))
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self.assertTrue(isinstance(body_or_str(self.dummy_response, unicode=True), unicode))
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self.assertTrue(isinstance(body_or_str('text', unicode=False), str))
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self.assertTrue(isinstance(body_or_str('text', unicode=True), unicode))
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self.assertTrue(isinstance(body_or_str(u'text', unicode=False), str))
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self.assertTrue(isinstance(body_or_str(u'text', unicode=True), unicode))
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def test_response_httprepr(self):
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r1 = Response("http://www.example.com")
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self.assertEqual(response_httprepr(r1), 'HTTP/1.1 200 OK\r\n\r\n')
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r1 = Response("http://www.example.com", status=404, headers={"Content-type": "text/html"}, body="Some body")
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self.assertEqual(response_httprepr(r1), 'HTTP/1.1 404 Not Found\r\nContent-Type: text/html\r\n\r\nSome body')
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r1 = Response("http://www.example.com", status=6666, headers={"Content-type": "text/html"}, body="Some body")
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self.assertEqual(response_httprepr(r1), 'HTTP/1.1 6666 \r\nContent-Type: text/html\r\n\r\nSome body')
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def test_get_cached_beautifulsoup(self):
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r1 = Response('http://www.example.com', body='')
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soup1 = get_cached_beautifulsoup(r1)
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soup2 = get_cached_beautifulsoup(r1)
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assert isinstance(soup1, BeautifulSoup)
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assert isinstance(soup2, BeautifulSoup)
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# make sure it's cached
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assert soup1 is soup2
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# when body is None, an empty soup should be returned
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r1 = Response('http://www.example.com')
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assert r1.body == ""
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assert isinstance(get_cached_beautifulsoup(r1), BeautifulSoup)
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r1 = Response('http://www.example.com', body='')
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soup1 = get_cached_beautifulsoup(r1)
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r2 = r1.copy()
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soup2 = get_cached_beautifulsoup(r1)
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soup3 = get_cached_beautifulsoup(r2)
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assert soup1 is soup2
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assert soup1 is not soup3
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def test_open_in_browser(self):
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url = "http:///www.example.com/some/page.html"
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body = "<html> <head> <title>test page</title> </head> <body>test body</body> </html>"
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def browser_open(burl):
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path = urlparse.urlparse(burl).path
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if not os.path.exists(path):
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path = burl.replace('file://', '')
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bbody = open(path).read()
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assert '<base href="%s">' % url in bbody, "<base> tag not added"
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return True
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response = HtmlResponse(url, body=body)
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assert open_in_browser(response, _openfunc=browser_open), \
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"Browser not called"
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self.assertRaises(TypeError, open_in_browser, Response(url, body=body), \
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debug=True)
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if __name__ == "__main__":
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unittest.main()
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