← Back to branch summary

~bzr-pqm/bzr/bzr.dev

« back to all changes in this revision

Viewing changes to bzrlib/selftest/HTTPTestUtil.py

  • Committer: Aaron Bentley
  • Date: 2005-09-19 02:33:09 UTC
  • mfrom: (1185.3.27)
  • mto: (1185.1.29)
  • mto: This revision was merged to the branch mainline in revision 1390.
  • Revision ID: aaron.bentley@utoronto.ca-20050919023309-24e8871f7f8b31cf
Merged latest from mpool

Show diffs side-by-side

added added

removed removed

Lines of Context:
bzrlib/selftest/HTTPTestUtil.py
 
1
# Copyright (C) 2005 by Canonical Ltd
 
2
 
 
3
# This program is free software; you can redistribute it and/or modify
 
4
# it under the terms of the GNU General Public License as published by
 
5
# the Free Software Foundation; either version 2 of the License, or
 
6
# (at your option) any later version.
 
7
 
 
8
# This program is distributed in the hope that it will be useful,
 
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
11
# GNU General Public License for more details.
 
12
 
 
13
# You should have received a copy of the GNU General Public License
 
14
# along with this program; if not, write to the Free Software
 
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
16
 
 
17
import BaseHTTPServer, SimpleHTTPServer
 
18
from bzrlib.selftest import TestCaseInTempDir
 
19
 
 
20
 
 
21
class WebserverNotAvailable(Exception):
 
22
    pass
 
23
 
 
24
class BadWebserverPath(ValueError):
 
25
    def __str__(self):
 
26
        return 'path %s is not in %s' % self.args
 
27
 
 
28
class TestingHTTPRequestHandler(SimpleHTTPServer.SimpleHTTPRequestHandler):
 
29
    def log_message(self, format, *args):
 
30
        self.server.test_case.log("webserver - %s - - [%s] %s\n" %
 
31
                                  (self.address_string(),
 
32
                                   self.log_date_time_string(),
 
33
                                   format%args))
 
34
 
 
35
class TestingHTTPServer(BaseHTTPServer.HTTPServer):
 
36
    def __init__(self, server_address, RequestHandlerClass, test_case):
 
37
        BaseHTTPServer.HTTPServer.__init__(self, server_address,
 
38
                                                RequestHandlerClass)
 
39
        self.test_case = test_case
 
40
 
 
41
class TestCaseWithWebserver(TestCaseInTempDir):
 
42
    """Derived class that starts a localhost-only webserver
 
43
    (in addition to what TestCaseInTempDir does).
 
44
 
 
45
    This is useful for testing RemoteBranch.
 
46
    """
 
47
 
 
48
    _HTTP_PORTS = range(13000, 0x8000)
 
49
 
 
50
    def _http_start(self):
 
51
        import SimpleHTTPServer, BaseHTTPServer, socket, errno
 
52
        httpd = None
 
53
        for port in self._HTTP_PORTS:
 
54
            try:
 
55
                httpd = TestingHTTPServer(('localhost', port),
 
56
                                          TestingHTTPRequestHandler,
 
57
                                          self)
 
58
            except socket.error, e:
 
59
                if e.args[0] == errno.EADDRINUSE:
 
60
                    continue
 
61
                print >>sys.stderr, "Cannot run webserver :-("
 
62
                raise
 
63
            else:
 
64
                break
 
65
 
 
66
        if httpd is None:
 
67
            raise WebserverNotAvailable("Cannot run webserver :-( "
 
68
                                        "no free ports in range %s..%s" %
 
69
                                        (_HTTP_PORTS[0], _HTTP_PORTS[-1]))
 
70
 
 
71
        self._http_base_url = 'http://localhost:%s/' % port
 
72
        self._http_starting.release()
 
73
        httpd.socket.settimeout(1)
 
74
 
 
75
        while self._http_running:
 
76
            try:
 
77
                httpd.handle_request()
 
78
            except socket.timeout:
 
79
                pass
 
80
 
 
81
    def get_remote_url(self, path):
 
82
        import os
 
83
 
 
84
        path_parts = path.split(os.path.sep)
 
85
        if os.path.isabs(path):
 
86
            if path_parts[:len(self._local_path_parts)] != \
 
87
                   self._local_path_parts:
 
88
                raise BadWebserverPath(path, self.test_dir)
 
89
            remote_path = '/'.join(path_parts[len(self._local_path_parts):])
 
90
        else:
 
91
            remote_path = '/'.join(path_parts)
 
92
 
 
93
        self._http_starting.acquire()
 
94
        self._http_starting.release()
 
95
        return self._http_base_url + remote_path
 
96
 
 
97
    def setUp(self):
 
98
        super(TestCaseWithWebserver, self).setUp()
 
99
        import threading, os
 
100
        self._local_path_parts = self.test_dir.split(os.path.sep)
 
101
        self._http_starting = threading.Lock()
 
102
        self._http_starting.acquire()
 
103
        self._http_running = True
 
104
        self._http_base_url = None
 
105
        self._http_thread = threading.Thread(target=self._http_start)
 
106
        self._http_thread.setDaemon(True)
 
107
        self._http_thread.start()
 
108
 
 
109
    def tearDown(self):
 
110
        self._http_running = False
 
111
        self._http_thread.join()
 
112
        super(TestCaseWithWebserver, self).tearDown()