416 lines
14 KiB
Python
416 lines
14 KiB
Python
"""Unittests for the various HTTPServer modules.
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Written by Cody A.W. Somerville <cody-somerville@ubuntu.com>,
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Josip Dzolonga, and Michael Otteneder for the 2007/08 GHOP contest.
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"""
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from http.server import BaseHTTPRequestHandler, HTTPServer, \
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SimpleHTTPRequestHandler, CGIHTTPRequestHandler
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from http import server
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import os
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import sys
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import base64
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import shutil
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import urllib.parse
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import http.client
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import tempfile
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import threading
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import unittest
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from test import support
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class NoLogRequestHandler:
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def log_message(self, *args):
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# don't write log messages to stderr
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pass
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def read(self, n=None):
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return ''
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class TestServerThread(threading.Thread):
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def __init__(self, test_object, request_handler):
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threading.Thread.__init__(self)
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self.request_handler = request_handler
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self.test_object = test_object
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def run(self):
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self.server = HTTPServer(('', 0), self.request_handler)
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self.test_object.PORT = self.server.socket.getsockname()[1]
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self.test_object.server_started.set()
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self.test_object = None
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try:
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self.server.serve_forever(0.05)
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finally:
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self.server.server_close()
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def stop(self):
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self.server.shutdown()
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class BaseTestCase(unittest.TestCase):
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def setUp(self):
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self._threads = support.threading_setup()
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os.environ = support.EnvironmentVarGuard()
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self.server_started = threading.Event()
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self.thread = TestServerThread(self, self.request_handler)
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self.thread.start()
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self.server_started.wait()
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def tearDown(self):
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self.thread.stop()
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os.environ.__exit__()
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support.threading_cleanup(*self._threads)
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def request(self, uri, method='GET', body=None, headers={}):
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self.connection = http.client.HTTPConnection('localhost', self.PORT)
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self.connection.request(method, uri, body, headers)
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return self.connection.getresponse()
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class BaseHTTPServerTestCase(BaseTestCase):
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class request_handler(NoLogRequestHandler, BaseHTTPRequestHandler):
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protocol_version = 'HTTP/1.1'
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default_request_version = 'HTTP/1.1'
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def do_TEST(self):
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self.send_response(204)
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self.send_header('Content-Type', 'text/html')
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self.send_header('Connection', 'close')
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self.end_headers()
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def do_KEEP(self):
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self.send_response(204)
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self.send_header('Content-Type', 'text/html')
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self.send_header('Connection', 'keep-alive')
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self.end_headers()
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def do_KEYERROR(self):
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self.send_error(999)
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def do_CUSTOM(self):
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self.send_response(999)
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self.send_header('Content-Type', 'text/html')
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self.send_header('Connection', 'close')
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self.end_headers()
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def setUp(self):
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BaseTestCase.setUp(self)
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self.con = http.client.HTTPConnection('localhost', self.PORT)
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self.con.connect()
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def test_command(self):
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self.con.request('GET', '/')
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res = self.con.getresponse()
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self.assertEqual(res.status, 501)
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def test_request_line_trimming(self):
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self.con._http_vsn_str = 'HTTP/1.1\n'
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self.con.putrequest('GET', '/')
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self.con.endheaders()
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res = self.con.getresponse()
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self.assertEqual(res.status, 501)
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def test_version_bogus(self):
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self.con._http_vsn_str = 'FUBAR'
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self.con.putrequest('GET', '/')
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self.con.endheaders()
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res = self.con.getresponse()
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self.assertEqual(res.status, 400)
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def test_version_digits(self):
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self.con._http_vsn_str = 'HTTP/9.9.9'
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self.con.putrequest('GET', '/')
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self.con.endheaders()
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res = self.con.getresponse()
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self.assertEqual(res.status, 400)
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def test_version_none_get(self):
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self.con._http_vsn_str = ''
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self.con.putrequest('GET', '/')
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self.con.endheaders()
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res = self.con.getresponse()
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self.assertEqual(res.status, 501)
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def test_version_none(self):
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self.con._http_vsn_str = ''
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self.con.putrequest('PUT', '/')
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self.con.endheaders()
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res = self.con.getresponse()
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self.assertEqual(res.status, 400)
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def test_version_invalid(self):
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self.con._http_vsn = 99
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self.con._http_vsn_str = 'HTTP/9.9'
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self.con.putrequest('GET', '/')
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self.con.endheaders()
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res = self.con.getresponse()
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self.assertEqual(res.status, 505)
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def test_send_blank(self):
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self.con._http_vsn_str = ''
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self.con.putrequest('', '')
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self.con.endheaders()
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res = self.con.getresponse()
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self.assertEqual(res.status, 400)
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def test_header_close(self):
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self.con.putrequest('GET', '/')
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self.con.putheader('Connection', 'close')
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self.con.endheaders()
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res = self.con.getresponse()
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self.assertEqual(res.status, 501)
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def test_head_keep_alive(self):
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self.con._http_vsn_str = 'HTTP/1.1'
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self.con.putrequest('GET', '/')
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self.con.putheader('Connection', 'keep-alive')
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self.con.endheaders()
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res = self.con.getresponse()
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self.assertEqual(res.status, 501)
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def test_handler(self):
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self.con.request('TEST', '/')
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res = self.con.getresponse()
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self.assertEqual(res.status, 204)
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def test_return_header_keep_alive(self):
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self.con.request('KEEP', '/')
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res = self.con.getresponse()
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self.assertEqual(res.getheader('Connection'), 'keep-alive')
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self.con.request('TEST', '/')
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def test_internal_key_error(self):
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self.con.request('KEYERROR', '/')
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res = self.con.getresponse()
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self.assertEqual(res.status, 999)
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def test_return_custom_status(self):
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self.con.request('CUSTOM', '/')
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res = self.con.getresponse()
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self.assertEqual(res.status, 999)
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class SimpleHTTPServerTestCase(BaseTestCase):
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class request_handler(NoLogRequestHandler, SimpleHTTPRequestHandler):
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pass
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def setUp(self):
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BaseTestCase.setUp(self)
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self.cwd = os.getcwd()
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basetempdir = tempfile.gettempdir()
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os.chdir(basetempdir)
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self.data = b'We are the knights who say Ni!'
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self.tempdir = tempfile.mkdtemp(dir=basetempdir)
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self.tempdir_name = os.path.basename(self.tempdir)
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temp = open(os.path.join(self.tempdir, 'test'), 'wb')
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temp.write(self.data)
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temp.close()
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def tearDown(self):
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try:
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os.chdir(self.cwd)
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try:
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shutil.rmtree(self.tempdir)
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except:
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pass
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finally:
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BaseTestCase.tearDown(self)
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def check_status_and_reason(self, response, status, data=None):
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body = response.read()
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self.assertTrue(response)
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self.assertEqual(response.status, status)
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self.assertIsNotNone(response.reason)
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if data:
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self.assertEqual(data, body)
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def test_get(self):
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#constructs the path relative to the root directory of the HTTPServer
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response = self.request(self.tempdir_name + '/test')
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self.check_status_and_reason(response, 200, data=self.data)
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response = self.request(self.tempdir_name + '/')
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self.check_status_and_reason(response, 200)
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response = self.request(self.tempdir_name)
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self.check_status_and_reason(response, 301)
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response = self.request('/ThisDoesNotExist')
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self.check_status_and_reason(response, 404)
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response = self.request('/' + 'ThisDoesNotExist' + '/')
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self.check_status_and_reason(response, 404)
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f = open(os.path.join(self.tempdir_name, 'index.html'), 'w')
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response = self.request('/' + self.tempdir_name + '/')
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self.check_status_and_reason(response, 200)
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if os.name == 'posix':
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# chmod won't work as expected on Windows platforms
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os.chmod(self.tempdir, 0)
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response = self.request(self.tempdir_name + '/')
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self.check_status_and_reason(response, 404)
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os.chmod(self.tempdir, 0o755)
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def test_head(self):
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response = self.request(
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self.tempdir_name + '/test', method='HEAD')
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self.check_status_and_reason(response, 200)
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self.assertEqual(response.getheader('content-length'),
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str(len(self.data)))
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self.assertEqual(response.getheader('content-type'),
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'application/octet-stream')
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def test_invalid_requests(self):
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response = self.request('/', method='FOO')
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self.check_status_and_reason(response, 501)
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# requests must be case sensitive,so this should fail too
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response = self.request('/', method='get')
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self.check_status_and_reason(response, 501)
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response = self.request('/', method='GETs')
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self.check_status_and_reason(response, 501)
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cgi_file1 = """\
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#!%s
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print("Content-type: text/html")
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print()
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print("Hello World")
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"""
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cgi_file2 = """\
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#!%s
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import cgi
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print("Content-type: text/html")
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print()
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form = cgi.FieldStorage()
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print("%%s, %%s, %%s" %% (form.getfirst("spam"), form.getfirst("eggs"),
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form.getfirst("bacon")))
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"""
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class CGIHTTPServerTestCase(BaseTestCase):
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class request_handler(NoLogRequestHandler, CGIHTTPRequestHandler):
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pass
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def setUp(self):
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BaseTestCase.setUp(self)
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self.parent_dir = tempfile.mkdtemp()
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self.cgi_dir = os.path.join(self.parent_dir, 'cgi-bin')
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os.mkdir(self.cgi_dir)
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# The shebang line should be pure ASCII: use symlink if possible.
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# See issue #7668.
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if hasattr(os, 'symlink'):
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self.pythonexe = os.path.join(self.parent_dir, 'python')
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os.symlink(sys.executable, self.pythonexe)
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else:
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self.pythonexe = sys.executable
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self.file1_path = os.path.join(self.cgi_dir, 'file1.py')
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with open(self.file1_path, 'w') as file1:
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file1.write(cgi_file1 % self.pythonexe)
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os.chmod(self.file1_path, 0o777)
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self.file2_path = os.path.join(self.cgi_dir, 'file2.py')
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with open(self.file2_path, 'w') as file2:
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file2.write(cgi_file2 % self.pythonexe)
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os.chmod(self.file2_path, 0o777)
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self.cwd = os.getcwd()
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os.chdir(self.parent_dir)
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def tearDown(self):
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try:
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os.chdir(self.cwd)
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if self.pythonexe != sys.executable:
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os.remove(self.pythonexe)
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os.remove(self.file1_path)
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os.remove(self.file2_path)
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os.rmdir(self.cgi_dir)
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os.rmdir(self.parent_dir)
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finally:
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BaseTestCase.tearDown(self)
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def test_url_collapse_path_split(self):
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test_vectors = {
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'': ('/', ''),
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'..': IndexError,
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'/.//..': IndexError,
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'/': ('/', ''),
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'//': ('/', ''),
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'/\\': ('/', '\\'),
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'/.//': ('/', ''),
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'cgi-bin/file1.py': ('/cgi-bin', 'file1.py'),
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'/cgi-bin/file1.py': ('/cgi-bin', 'file1.py'),
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'a': ('/', 'a'),
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'/a': ('/', 'a'),
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'//a': ('/', 'a'),
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'./a': ('/', 'a'),
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'./C:/': ('/C:', ''),
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'/a/b': ('/a', 'b'),
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'/a/b/': ('/a/b', ''),
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'/a/b/c/..': ('/a/b', ''),
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'/a/b/c/../d': ('/a/b', 'd'),
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'/a/b/c/../d/e/../f': ('/a/b/d', 'f'),
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'/a/b/c/../d/e/../../f': ('/a/b', 'f'),
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'/a/b/c/../d/e/.././././..//f': ('/a/b', 'f'),
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'../a/b/c/../d/e/.././././..//f': IndexError,
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'/a/b/c/../d/e/../../../f': ('/a', 'f'),
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'/a/b/c/../d/e/../../../../f': ('/', 'f'),
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'/a/b/c/../d/e/../../../../../f': IndexError,
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'/a/b/c/../d/e/../../../../f/..': ('/', ''),
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}
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for path, expected in test_vectors.items():
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if isinstance(expected, type) and issubclass(expected, Exception):
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self.assertRaises(expected,
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server._url_collapse_path_split, path)
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else:
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actual = server._url_collapse_path_split(path)
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self.assertEqual(expected, actual,
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msg='path = %r\nGot: %r\nWanted: %r' %
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(path, actual, expected))
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def test_headers_and_content(self):
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res = self.request('/cgi-bin/file1.py')
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self.assertEqual((b'Hello World\n', 'text/html', 200),
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(res.read(), res.getheader('Content-type'), res.status))
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def test_post(self):
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params = urllib.parse.urlencode(
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{'spam' : 1, 'eggs' : 'python', 'bacon' : 123456})
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headers = {'Content-type' : 'application/x-www-form-urlencoded'}
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res = self.request('/cgi-bin/file2.py', 'POST', params, headers)
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self.assertEqual(res.read(), b'1, python, 123456\n')
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def test_invaliduri(self):
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res = self.request('/cgi-bin/invalid')
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res.read()
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self.assertEqual(res.status, 404)
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def test_authorization(self):
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headers = {b'Authorization' : b'Basic ' +
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base64.b64encode(b'username:pass')}
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res = self.request('/cgi-bin/file1.py', 'GET', headers=headers)
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self.assertEqual((b'Hello World\n', 'text/html', 200),
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(res.read(), res.getheader('Content-type'), res.status))
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def test_no_leading_slash(self):
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# http://bugs.python.org/issue2254
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res = self.request('cgi-bin/file1.py')
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self.assertEqual((b'Hello World\n', 'text/html', 200),
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(res.read(), res.getheader('Content-type'), res.status))
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def test_main(verbose=None):
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try:
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cwd = os.getcwd()
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support.run_unittest(BaseHTTPServerTestCase,
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SimpleHTTPServerTestCase,
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CGIHTTPServerTestCase
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)
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finally:
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os.chdir(cwd)
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if __name__ == '__main__':
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test_main()
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