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import unittest
import urlparse
from scrapy.http import Request
from scrapy.utils.httpobj import urlparse_cached
class HttpobjUtilsTest(unittest.TestCase):
def test_urlparse_cached(self):
url = "http://www.example.com/index.html"
request1 = Request(url)
request2 = Request(url)
req1a = urlparse_cached(request1)
req1b = urlparse_cached(request1)
req2 = urlparse_cached(request2)
urlp = urlparse.urlparse(url)
assert req1a == req2
assert req1a == urlp
assert req1a is req1b
assert req1a is not req2
assert req1a is not req2
if __name__ == "__main__":
unittest.main()
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