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# -*- coding: iso-8859-1 -*-
# Copyright (C) 2006-2010 Bastian Kleineidam
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
"""
Test robots.txt parsing.
"""
import unittest
import linkcheck.robotparser2
class TestRobotsTxt (unittest.TestCase):
"""
Test string formatting routines.
"""
def setUp (self):
"""
Initialize self.rp as a robots.txt parser.
"""
self.rp = linkcheck.robotparser2.RobotFileParser()
def test_robotstxt (self):
lines = [
"User-agent: *",
]
self.rp.parse(lines)
self.assertTrue(self.rp.mtime() > 0)
self.assertEqual(str(self.rp), "\n".join(lines))
def test_robotstxt2 (self):
lines = [
"User-agent: *",
"Disallow: /search",
]
self.rp.parse(lines)
self.assertEqual(str(self.rp), "\n".join(lines))
def test_robotstxt3 (self):
lines = [
"Disallow: /search",
"",
"Allow: /search",
"",
"Crawl-Delay: 5",
"",
"Blabla",
"",
"Bla: bla",
]
self.rp.parse(lines)
self.assertEqual(str(self.rp), "")
def test_robotstxt4 (self):
lines = [
"User-agent: Bla",
"Disallow: /cgi-bin",
"User-agent: *",
"Disallow: /search",
]
self.rp.parse(lines)
lines.insert(2, "")
self.assertEqual(str(self.rp), "\n".join(lines))
def test_robotstxt5 (self):
lines = [
"#one line comment",
"User-agent: Bla",
"Disallow: /cgi-bin # comment",
"Allow: /search",
]
lines2 = [
"User-agent: Bla",
"Disallow: /cgi-bin",
"Allow: /search",
]
self.rp.parse(lines)
self.assertEqual(str(self.rp), "\n".join(lines2))
def test_robotstxt6 (self):
lines = [
"User-agent: Bla",
"",
]
self.rp.parse(lines)
self.assertEqual(str(self.rp), "")
def test_robotstxt7 (self):
lines = [
"User-agent: Bla",
"Allow: /",
"",
"User-agent: *",
"Disallow: /",
]
self.rp.parse(lines)
self.assertEqual(str(self.rp), "\n".join(lines))
self.assertTrue(self.rp.can_fetch("Bla", "/"))
def test_crawldelay (self):
lines = [
"User-agent: Blubb",
"Crawl-delay: 10",
"",
"User-agent: Hulla",
"Crawl-delay: 5",
"",
"User-agent: *",
"Crawl-delay: 1",
]
self.rp.parse(lines)
self.assertEqual(str(self.rp), "\n".join(lines))
self.assertEqual(self.rp.get_crawldelay("Blubb"), 10)
self.assertEqual(self.rp.get_crawldelay("Hulla"), 5)
self.assertEqual(self.rp.get_crawldelay("Bulla"), 1)
def test_crawldelay2 (self):
lines = [
"User-agent: Blubb",
"Crawl-delay: X",
]
self.rp.parse(lines)
del lines[1]
self.assertEqual(str(self.rp), "\n".join(lines))
def check_urls (self, good, bad, agent="test_robotparser"):
for url in good:
self.check_url(agent, url, True)
for url in bad:
self.check_url(agent, url, False)
def check_url (self, agent, url, can_fetch):
if isinstance(url, tuple):
agent, url = url
res = self.rp.can_fetch(agent, url)
if can_fetch:
self.assertTrue(res, "%s disallowed" % url)
else:
self.assertFalse(res, "%s allowed" % url)
def test_access1 (self):
lines = [
"User-agent: *",
"Disallow: /cyberworld/map/ # This is an infinite virtual URL space",
"Disallow: /tmp/ # these will soon disappear",
"Disallow: /foo.html",
]
lines2 = [
"User-agent: *",
"Disallow: /cyberworld/map/",
"Disallow: /tmp/",
"Disallow: /foo.html",
]
self.rp.parse(lines)
self.assertEqual(str(self.rp), "\n".join(lines2))
good = ['/','/test.html']
bad = ['/cyberworld/map/index.html','/tmp/xxx','/foo.html']
self.check_urls(good, bad)
def test_access2 (self):
lines = [
"# robots.txt for http://www.example.com/",
"",
"User-agent: *",
"Disallow: /cyberworld/map/ # This is an infinite virtual URL space",
"",
"# Cybermapper knows where to go.",
"User-agent: cybermapper",
"Disallow:",
"",
]
lines2 = [
"User-agent: cybermapper",
"Allow: /",
"",
"User-agent: *",
"Disallow: /cyberworld/map/",
]
self.rp.parse(lines)
self.assertEqual(str(self.rp), "\n".join(lines2))
good = ['/','/test.html',('cybermapper','/cyberworld/map/index.html')]
bad = ['/cyberworld/map/index.html']
self.check_urls(good, bad)
def test_access3 (self):
lines = [
"# go away",
"User-agent: *",
"Disallow: /",
]
lines2 = [
"User-agent: *",
"Disallow: /",
]
self.rp.parse(lines)
self.assertEqual(str(self.rp), "\n".join(lines2))
good = []
bad = ['/cyberworld/map/index.html','/','/tmp/']
self.check_urls(good, bad)
def test_access4 (self):
lines = [
"User-agent: figtree",
"Disallow: /tmp",
"Disallow: /a%3cd.html",
"Disallow: /a%2fb.html",
"Disallow: /%7ejoe/index.html",
]
lines2 = [
"User-agent: figtree",
"Disallow: /tmp",
"Disallow: /a%3Cd.html",
"Disallow: /a/b.html",
"Disallow: /%7Ejoe/index.html",
]
self.rp.parse(lines)
self.assertEqual(str(self.rp), "\n".join(lines2))
good = []
bad = ['/tmp','/tmp.html','/tmp/a.html',
'/a%3cd.html','/a%3Cd.html','/a%2fb.html',
'/~joe/index.html', '/a/b.html',
]
self.check_urls(good, bad, 'figtree')
self.check_urls(good, bad, 'FigTree/1.0 Robot libwww-perl/5.04')
def test_access5 (self):
lines = [
"User-agent: *",
"Disallow: /tmp/",
"Disallow: /a%3Cd.html",
"Disallow: /a/b.html",
"Disallow: /%7ejoe/index.html",
]
lines2 = [
"User-agent: *",
"Disallow: /tmp/",
"Disallow: /a%3Cd.html",
"Disallow: /a/b.html",
"Disallow: /%7Ejoe/index.html",
]
self.rp.parse(lines)
self.assertEqual(str(self.rp), "\n".join(lines2))
good = ['/tmp',] # XFAIL: '/a%2fb.html'
bad = ['/tmp/','/tmp/a.html',
'/a%3cd.html','/a%3Cd.html',"/a/b.html",
'/%7Ejoe/index.html']
self.check_urls(good, bad)
def test_access6 (self):
lines = [
"User-Agent: *",
"Disallow: /.",
]
self.rp.parse(lines)
good = ['/foo.html']
bad = [] # Bug report says "/" should be denied, but that is not in the RFC
self.check_urls(good, bad)
def test_access7 (self):
lines = [
"User-agent: Example*",
"Disallow: /example",
"",
"User-agent: *",
"Disallow: /cgi-bin",
]
self.rp.parse(lines)
# test re.escape
self.check_url("*", "/", True)
# should match first agent
self.check_url("", "/example", False)
# test agent matching
self.check_url("Example", "/example", False)
self.check_url("Example/1.0", "/example", False)
self.check_url("example", "/example", False)
self.check_url("spam", "/cgi-bin", False)
self.check_url("spam", "/cgi-bin/foo/bar", False)
self.check_url("spam", "/cgi-bin?a=1", False)
self.check_url("spam", "/", True)
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