| #!/usr/bin/env python |
| # Copyright 2011 The Chromium Authors |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import logging |
| import os |
| import subprocess |
| import tempfile |
| import unittest |
| |
| # Same name as the aggregator module name. |
| import webforms_aggregator |
| |
| logger = logging.getLogger(webforms_aggregator.__name__) |
| console = logging.StreamHandler() |
| logger.addHandler(console) |
| |
| # Commenting out the following line will set logger level to default: WARNING |
| logger.setLevel(logging.INFO) |
| |
| |
| class WebformsAggregatorTest(unittest.TestCase): |
| """Unit tests for the webforms_aggregator module.""" |
| PORT1 = 8002 |
| PORT2 = 8003 |
| |
| HOME_CONTENT = """ |
| <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" \ |
| "http://www.w3.org/TR/html4/loose.dtd"> |
| <html> |
| <head> |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <title>%s</title> |
| </head> |
| <body> |
| <h1>%s</h1> |
| <p>This is a mock site. Its mere purpose is to contribute towards testing \ |
| the aggregator crawler.</p> |
| <ul> |
| <li><a href="%s">page1</a></li> |
| <li><a href="%s">page2</a></li> |
| <li><a href="%s">page3</a></li> |
| </ul> |
| <hr> |
| <p> |
| <a href="%s">sign in</a> |
| </p> |
| </body> |
| </html> |
| """ |
| |
| SIMPLE_PAGE_CONTENT = """ |
| <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" \ |
| "http://www.w3.org/TR/html4/loose.dtd"> |
| <html> |
| <head> |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <title>%s</title> |
| </head> |
| <body> |
| <h1>%s</h1> |
| <p>%s</p> |
| <ul> |
| <li><a href="%s">%s</a></li> |
| <li><a href="%s">%s</a></li> |
| </ul> |
| <hr> |
| <p> |
| <a href="%s">return to home page</a> |
| </p> |
| </body> |
| </html> |
| """ |
| |
| SIGNIN_CONTENT = """ |
| <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" \ |
| "http://www.w3.org/TR/html4/loose.dtd"> |
| <html> |
| <head> |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <title>%s</title> |
| </head> |
| <body> |
| <h1>Sign in!</h1> |
| <h3>%s</h3> |
| <form> |
| <label>User name: </label><input type="text"><br><br> |
| <label>password: </label><input type="password"><br><br> |
| <input type="submit" value="Sign in"> |
| </form> |
| <hr> |
| <p><a href="%s">return to home page</a></p> |
| </body> |
| </html> |
| """ |
| |
| REG_CONTENT = """ |
| <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" \ |
| "http://www.w3.org/TR/html4/loose.dtd"> |
| <html> |
| <head> |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <title>%s</title> |
| </head> |
| <body> |
| <h1>Create a user account!</h1> |
| |
| <h3>Enter your data below:</h3> |
| <form method="get"> |
| <label>First name: </label><input type="text"><br><br> |
| <label>Surname: </label><input type="text"><br><br> |
| <label>User name: </label><input type="text"><br><br> |
| <label>password: </label><input type="password"><br><br> |
| <label>retype password: </label><input type="password"><br><br> |
| <input type="submit" value="Register"> |
| </form> |
| <hr> |
| <p><a href="%s">return to home page</a></p> |
| </body> |
| </html> |
| """ |
| |
| def CreateMockSiteOne(self): |
| """Site One has a registration form. |
| """ |
| self.files['site1_home'] = 'site1_index.html' |
| self.files['site1_page1'] = 'site1_page1.html' |
| self.files['site1_page2'] = 'site1_page2.html' |
| self.files['site1_page3'] = 'site1_page3.html' |
| self.files['site1_signin'] = 'site1_signin.html' |
| self.files['site1_reg'] = 'site1_register.html' |
| |
| file_content = {} |
| file_content[self.files['site1_home']] = self.HOME_CONTENT % ( |
| 'Site One home page', 'Welcome to site one. It has a reg page!', |
| self.files['site1_page1'], self.files['site1_page2'], |
| self.files['site1_page3'], self.files['site1_signin']) |
| |
| file_content[self.files['site1_page1']] = self.SIMPLE_PAGE_CONTENT % ( |
| 'Site One page 1', |
| 'Page 1!', 'This is a useless page. It does almost nothing.', |
| self.files['site1_page2'], 'page 2', self.files['site1_page3'], |
| 'page 3', self.files['site1_home']) |
| |
| file_content[self.files['site1_page2']] = self.SIMPLE_PAGE_CONTENT % ( |
| 'Site One page 2', 'Page 2!', |
| 'This is another useless page. It does almost what the page 1 does.', |
| self.files['site1_page1'], 'page 1', self.files['site1_page3'], |
| 'page 3', self.files['site1_home']) |
| |
| file_content[self.files['site1_page3']] = self.SIMPLE_PAGE_CONTENT % ( |
| 'Site One page 3', 'Page 3!', |
| "This is the last useless page. It doesn't do anything useful at all.", |
| self.files['site1_page1'], 'page 1', self.files['site1_page2'], |
| 'page 2', self.files['site1_home']) |
| |
| file_content[self.files['site1_signin']] = self.SIGNIN_CONTENT % ( |
| 'Site One signin', |
| 'If you don\'t have a user account click <a href="%s">here</a>.' \ |
| % self.files['site1_reg'], |
| self.files['site1_home']) |
| |
| file_content[self.files['site1_reg']] = self.REG_CONTENT % ( |
| 'Site One signin', self.files['site1_home']) |
| |
| for filename, content in file_content.iteritems(): |
| f = open(filename, 'w') |
| try: |
| f.write(content) |
| finally: |
| f.close() |
| |
| def CreateMockSiteTwo(self): |
| """ Site Two has no registration page.""" |
| |
| self.files['site2_home'] = 'site2_index.html' |
| self.files['site2_page1'] = 'site2_page1.html' |
| self.files['site2_page2'] = 'site2_page2.html' |
| self.files['site2_page3'] = 'site2_page3.html' |
| self.files['site2_signin'] = 'site2_signin.html' |
| |
| file_content = {} |
| file_content[self.files['site2_home']] = self.HOME_CONTENT % ( |
| 'Site Two home page', 'Welcome to site two. It has no reg page!', |
| self.files['site2_page1'], self.files['site2_page2'], |
| self.files['site2_page3'], self.files['site2_signin']) |
| |
| file_content[self.files['site2_page1']] = self.SIMPLE_PAGE_CONTENT % ( |
| 'Site Two page 1', |
| 'Page 1!', 'This is a useless page. It does almost nothing.', |
| self.files['site2_page2'], 'page 2', self.files['site2_page3'], |
| 'page 3', self.files['site2_home']) |
| |
| file_content[self.files['site2_page2']] = self.SIMPLE_PAGE_CONTENT % ( |
| 'Site Two page 2', 'Page 2!', |
| 'This is another useless page. It does almost what the page 1 does.', |
| self.files['site2_page1'], 'page 1', self.files['site2_page3'], |
| 'page 3', self.files['site2_home']) |
| |
| file_content[self.files['site2_page3']] = self.SIMPLE_PAGE_CONTENT % ( |
| 'Site Two page 3', 'Page 3!', |
| "This is the last useless page. It doesn't do anything useful at all.", |
| self.files['site2_page1'], 'page 1', self.files['site2_page2'], |
| 'page 2', self.files['site2_home']) |
| |
| file_content[self.files['site2_signin']] = self.SIGNIN_CONTENT % ( |
| 'Site Two signin', 'You cannot register online with this site.', |
| self.files['site2_home']) |
| |
| for filename, content in file_content.iteritems(): |
| f = open(filename, 'w') |
| try: |
| f.write(content) |
| finally: |
| f.close() |
| |
| def setUp(self): |
| self.cwd = os.getcwdu() |
| self.temp_dir = tempfile.mkdtemp() |
| os.chdir(self.temp_dir) |
| |
| self.files = {} |
| |
| self.CreateMockSiteOne() |
| self.CreateMockSiteTwo() |
| self.files['cookie'] = 'test.cookie' |
| self.url1 = 'http://localhost:%s/%s' % (self.PORT1, |
| self.files['site1_home']) |
| self.url2 = 'http://localhost:%s/%s' % (self.PORT2, |
| self.files['site2_home']) |
| self.domain1 = 'localhost:%s' %self.PORT1 |
| self.files['url'] = 'urls.txt' |
| url_file_handler = open(self.files['url'], 'w') |
| try: |
| url_file_handler.write('URLs to crawl:') |
| url_file_handler.write(os.linesep) |
| for url in (self.url1, self.url2): |
| url_file_handler.write(url) |
| url_file_handler.write(os.linesep) |
| finally: |
| url_file_handler.close() |
| |
| command_line = 'python -u -m SimpleHTTPServer %s' % self.PORT1 |
| args = command_line.split() |
| self.server1 = subprocess.Popen( |
| args, stdout=subprocess.PIPE, stderr=subprocess.STDOUT) |
| self.server1.stdout.readline() # Needed in order for the server to start up |
| |
| command_line = 'python -u -m SimpleHTTPServer %s' % self.PORT2 |
| args = command_line.split() |
| self.server2 = subprocess.Popen( |
| args, stdout=subprocess.PIPE, stderr=subprocess.STDOUT) |
| self.server2.stdout.readline() # Needed in order for the server to start up |
| |
| def tearDown(self): |
| self.server1.terminate() |
| self.server2.terminate() |
| |
| for filename in self.files.values(): |
| if os.path.isfile(filename): |
| os.unlink(filename) |
| os.chdir(self.cwd) |
| os.rmdir(self.temp_dir) |
| |
| def testRetrieverDownloadsPage(self): |
| """Verify the retriever can download a page.""" |
| r = webforms_aggregator.Retriever(self.url1, self.domain1, |
| self.files['cookie']) |
| self.assertTrue(r.Download(), |
| msg='Retriever could not download "%s"' % self.url1) |
| |
| def testCrawlerFindsRegPageFromUrl(self): |
| """Verify that the crawler is able to find a reg page from the given URL.""" |
| c = webforms_aggregator.Crawler(self.url1) |
| self.assertTrue( |
| c.Run(), msg='Crawler could not find the reg page of "%s"' % self.url1) |
| |
| def testCrawlerCannotFindNonExistentRegPageFromUrl(self): |
| """Verify that the crawler won't find a non existent reg page |
| from the given URL.""" |
| c = webforms_aggregator.Crawler(self.url2) |
| self.assertFalse( |
| c.Run(), |
| msg='Crawler found a non existent reg page of "%s"' % self.url1) |
| |
| def testThreadedCrawlerFindsRegPageFromUrlsFile(self): |
| """Verify the threaded crawler finds reg page from a file of URLs.""" |
| c = webforms_aggregator.ThreadedCrawler(self.files['url']) |
| self.assertNotEqual( |
| c.Run(), -1, |
| msg='Threaded crawler could not find the reg page from the URLs file') |
| |
| |
| if __name__ == '__main__': |
| suite = unittest.TestLoader().loadTestsFromTestCase( |
| WebformsAggregatorTest) |
| unittest.TextTestRunner(verbosity=2).run(suite) |
