scrapy/scrapy/tests/test_utils_response.py

64 lines
2.9 KiB
Python

import unittest
from scrapy.http import Response, TextResponse
from scrapy.utils.response import body_or_str, get_base_url, get_meta_refresh, response_httprepr
class ResponseUtilsTest(unittest.TestCase):
dummy_response = TextResponse(url='http://example.org/', body='dummy_response')
def test_body_or_str_input(self):
self.assertTrue(isinstance(body_or_str(self.dummy_response), basestring))
self.assertTrue(isinstance(body_or_str('text'), basestring))
self.assertRaises(Exception, body_or_str, 2)
def test_body_or_str_extraction(self):
self.assertEqual(body_or_str(self.dummy_response), 'dummy_response')
self.assertEqual(body_or_str('text'), 'text')
def test_body_or_str_encoding(self):
self.assertTrue(isinstance(body_or_str(self.dummy_response, unicode=False), str))
self.assertTrue(isinstance(body_or_str(self.dummy_response, unicode=True), unicode))
self.assertTrue(isinstance(body_or_str('text', unicode=False), str))
self.assertTrue(isinstance(body_or_str('text', unicode=True), unicode))
self.assertTrue(isinstance(body_or_str(u'text', unicode=False), str))
self.assertTrue(isinstance(body_or_str(u'text', unicode=True), unicode))
def test_get_base_url(self):
response = Response(url='http://example.org', body="""\
<html>\
<head><title>Dummy</title><base href='http://example.org/something' /></head>\
<body>blahablsdfsal&amp;</body>\
</html>""")
self.assertEqual(get_base_url(response), 'http://example.org/something')
def test_get_meta_refresh(self):
body = """
<html>
<head><title>Dummy</title><meta http-equiv="refresh" content="5;url=http://example.org/newpage" /></head>
<body>blahablsdfsal&amp;</body>
</html>"""
response = Response(url='http://example.org', body=body)
self.assertEqual(get_meta_refresh(response), ('5', 'http://example.org/newpage'))
# refresh without url should return (None, None)
body = """<meta http-equiv="refresh" content="5" />"""
response = Response(url='http://example.org', body=body)
self.assertEqual(get_meta_refresh(response), (None, None))
body = """<meta http-equiv="refresh" content="5;
url=http://example.org/newpage" /></head>"""
response = Response(url='http://example.org', body=body)
self.assertEqual(get_meta_refresh(response), ('5', 'http://example.org/newpage'))
def test_response_httprepr(self):
r1 = Response("http://www.example.com")
self.assertEqual(response_httprepr(r1), 'HTTP/1.1 200 OK\r\n\r\n')
r1 = Response("http://www.example.com", status=404, headers={"Content-type": "text/html"}, body="Some body")
self.assertEqual(response_httprepr(r1), 'HTTP/1.1 404 Not Found\r\nContent-Type: text/html\r\n\r\nSome body')
if __name__ == "__main__":
unittest.main()