mirror of https://github.com/python/cpython
Issue #28151: Merge from 3.6
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commit
9ef04eba28
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@ -1,4 +1,5 @@
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import io
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import os
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import unittest
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import urllib.robotparser
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from collections import namedtuple
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@ -272,14 +273,42 @@ class PasswordProtectedSiteTestCase(unittest.TestCase):
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class NetworkTestCase(unittest.TestCase):
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def testPythonOrg(self):
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base_url = 'http://www.pythontest.net/'
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robots_txt = '{}elsewhere/robots.txt'.format(base_url)
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@classmethod
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def setUpClass(cls):
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support.requires('network')
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with support.transient_internet('www.python.org'):
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parser = urllib.robotparser.RobotFileParser(
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"http://www.python.org/robots.txt")
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parser.read()
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self.assertTrue(
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parser.can_fetch("*", "http://www.python.org/robots.txt"))
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with support.transient_internet(cls.base_url):
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cls.parser = urllib.robotparser.RobotFileParser(cls.robots_txt)
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cls.parser.read()
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def url(self, path):
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return '{}{}{}'.format(
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self.base_url, path, '/' if not os.path.splitext(path)[1] else ''
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)
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def test_basic(self):
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self.assertFalse(self.parser.disallow_all)
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self.assertFalse(self.parser.allow_all)
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self.assertGreater(self.parser.mtime(), 0)
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self.assertFalse(self.parser.crawl_delay('*'))
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self.assertFalse(self.parser.request_rate('*'))
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def test_can_fetch(self):
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self.assertTrue(self.parser.can_fetch('*', self.url('elsewhere')))
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self.assertFalse(self.parser.can_fetch('Nutch', self.base_url))
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self.assertFalse(self.parser.can_fetch('Nutch', self.url('brian')))
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self.assertFalse(self.parser.can_fetch('Nutch', self.url('webstats')))
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self.assertFalse(self.parser.can_fetch('*', self.url('webstats')))
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self.assertTrue(self.parser.can_fetch('*', self.base_url))
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def test_read_404(self):
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parser = urllib.robotparser.RobotFileParser(self.url('i-robot.txt'))
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parser.read()
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self.assertTrue(parser.allow_all)
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self.assertFalse(parser.disallow_all)
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self.assertEqual(parser.mtime(), 0)
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if __name__=='__main__':
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unittest.main()
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