1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
|
# Copyright (C) 2004, 2005, 2006 by Canonical Ltd
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import os
import sys
import stat
from cStringIO import StringIO
import bzrlib
from bzrlib.errors import (NoSuchFile, FileExists,
TransportNotPossible,
ConnectionError,
DependencyNotPresent,
InvalidURL,
)
from bzrlib.tests import TestCase, TestCaseInTempDir
from bzrlib.transport import (_get_protocol_handlers,
_get_transport_modules,
get_transport,
register_lazy_transport,
_set_protocol_handlers,
Transport,
)
from bzrlib.transport.memory import MemoryTransport
from bzrlib.transport.local import LocalTransport
class TestTransport(TestCase):
"""Test the non transport-concrete class functionality."""
def test__get_set_protocol_handlers(self):
handlers = _get_protocol_handlers()
self.assertNotEqual({}, handlers)
try:
_set_protocol_handlers({})
self.assertEqual({}, _get_protocol_handlers())
finally:
_set_protocol_handlers(handlers)
def test_get_transport_modules(self):
handlers = _get_protocol_handlers()
class SampleHandler(object):
"""I exist, isnt that enough?"""
try:
my_handlers = {}
_set_protocol_handlers(my_handlers)
register_lazy_transport('foo', 'bzrlib.tests.test_transport', 'TestTransport.SampleHandler')
register_lazy_transport('bar', 'bzrlib.tests.test_transport', 'TestTransport.SampleHandler')
self.assertEqual([SampleHandler.__module__],
_get_transport_modules())
finally:
_set_protocol_handlers(handlers)
def test_transport_dependency(self):
"""Transport with missing dependency causes no error"""
saved_handlers = _get_protocol_handlers()
try:
register_lazy_transport('foo', 'bzrlib.tests.test_transport',
'BadTransportHandler')
# TODO: jam 20060427 Now we get InvalidURL because it looks like
# a URL but we have no support for it.
# Is it better to always fall back to LocalTransport?
# I think this is a better error than a future NoSuchFile
self.assertRaises(InvalidURL, get_transport, 'foo://fooserver/foo')
finally:
# restore original values
_set_protocol_handlers(saved_handlers)
def test_transport_fallback(self):
"""Transport with missing dependency causes no error"""
saved_handlers = _get_protocol_handlers()
try:
_set_protocol_handlers({})
register_lazy_transport('foo', 'bzrlib.tests.test_transport',
'BackupTransportHandler')
register_lazy_transport('foo', 'bzrlib.tests.test_transport',
'BadTransportHandler')
t = get_transport('foo://fooserver/foo')
self.assertTrue(isinstance(t, BackupTransportHandler))
finally:
_set_protocol_handlers(saved_handlers)
class TestMemoryTransport(TestCase):
def test_get_transport(self):
MemoryTransport()
def test_clone(self):
transport = MemoryTransport()
self.assertTrue(isinstance(transport, MemoryTransport))
def test_abspath(self):
transport = MemoryTransport()
self.assertEqual("memory:///relpath", transport.abspath('relpath'))
def test_relpath(self):
transport = MemoryTransport()
def test_append_and_get(self):
transport = MemoryTransport()
transport.append('path', StringIO('content'))
self.assertEqual(transport.get('path').read(), 'content')
transport.append('path', StringIO('content'))
self.assertEqual(transport.get('path').read(), 'contentcontent')
def test_put_and_get(self):
transport = MemoryTransport()
transport.put('path', StringIO('content'))
self.assertEqual(transport.get('path').read(), 'content')
transport.put('path', StringIO('content'))
self.assertEqual(transport.get('path').read(), 'content')
def test_append_without_dir_fails(self):
transport = MemoryTransport()
self.assertRaises(NoSuchFile,
transport.append, 'dir/path', StringIO('content'))
def test_put_without_dir_fails(self):
transport = MemoryTransport()
self.assertRaises(NoSuchFile,
transport.put, 'dir/path', StringIO('content'))
def test_get_missing(self):
transport = MemoryTransport()
self.assertRaises(NoSuchFile, transport.get, 'foo')
def test_has_missing(self):
transport = MemoryTransport()
self.assertEquals(False, transport.has('foo'))
def test_has_present(self):
transport = MemoryTransport()
transport.append('foo', StringIO('content'))
self.assertEquals(True, transport.has('foo'))
def test_mkdir(self):
transport = MemoryTransport()
transport.mkdir('dir')
transport.append('dir/path', StringIO('content'))
self.assertEqual(transport.get('dir/path').read(), 'content')
def test_mkdir_missing_parent(self):
transport = MemoryTransport()
self.assertRaises(NoSuchFile,
transport.mkdir, 'dir/dir')
def test_mkdir_twice(self):
transport = MemoryTransport()
transport.mkdir('dir')
self.assertRaises(FileExists, transport.mkdir, 'dir')
def test_parameters(self):
transport = MemoryTransport()
self.assertEqual(True, transport.listable())
self.assertEqual(False, transport.should_cache())
self.assertEqual(False, transport.is_readonly())
def test_iter_files_recursive(self):
transport = MemoryTransport()
transport.mkdir('dir')
transport.put('dir/foo', StringIO('content'))
transport.put('dir/bar', StringIO('content'))
transport.put('bar', StringIO('content'))
paths = set(transport.iter_files_recursive())
self.assertEqual(set(['dir/foo', 'dir/bar', 'bar']), paths)
def test_stat(self):
transport = MemoryTransport()
transport.put('foo', StringIO('content'))
transport.put('bar', StringIO('phowar'))
self.assertEqual(7, transport.stat('foo').st_size)
self.assertEqual(6, transport.stat('bar').st_size)
class ReadonlyDecoratorTransportTest(TestCase):
"""Readonly decoration specific tests."""
def test_local_parameters(self):
import bzrlib.transport.readonly as readonly
# connect to . in readonly mode
transport = readonly.ReadonlyTransportDecorator('readonly+.')
self.assertEqual(True, transport.listable())
self.assertEqual(False, transport.should_cache())
self.assertEqual(True, transport.is_readonly())
def test_http_parameters(self):
import bzrlib.transport.readonly as readonly
from bzrlib.transport.http import HttpServer
# connect to . via http which is not listable
server = HttpServer()
server.setUp()
try:
transport = get_transport('readonly+' + server.get_url())
self.failUnless(isinstance(transport,
readonly.ReadonlyTransportDecorator))
self.assertEqual(False, transport.listable())
self.assertEqual(True, transport.should_cache())
self.assertEqual(True, transport.is_readonly())
finally:
server.tearDown()
class FakeNFSDecoratorTests(TestCaseInTempDir):
"""NFS decorator specific tests."""
def get_nfs_transport(self, url):
import bzrlib.transport.fakenfs as fakenfs
# connect to url with nfs decoration
return fakenfs.FakeNFSTransportDecorator('fakenfs+' + url)
def test_local_parameters(self):
# the listable, should_cache and is_readonly parameters
# are not changed by the fakenfs decorator
transport = self.get_nfs_transport('.')
self.assertEqual(True, transport.listable())
self.assertEqual(False, transport.should_cache())
self.assertEqual(False, transport.is_readonly())
def test_http_parameters(self):
# the listable, should_cache and is_readonly parameters
# are not changed by the fakenfs decorator
from bzrlib.transport.http import HttpServer
# connect to . via http which is not listable
server = HttpServer()
server.setUp()
try:
transport = self.get_nfs_transport(server.get_url())
self.assertIsInstance(
transport, bzrlib.transport.fakenfs.FakeNFSTransportDecorator)
self.assertEqual(False, transport.listable())
self.assertEqual(True, transport.should_cache())
self.assertEqual(True, transport.is_readonly())
finally:
server.tearDown()
def test_fakenfs_server_default(self):
# a FakeNFSServer() should bring up a local relpath server for itself
import bzrlib.transport.fakenfs as fakenfs
server = fakenfs.FakeNFSServer()
server.setUp()
try:
# the server should be a relpath localhost server
self.assertEqual(server.get_url(), 'fakenfs+.')
# and we should be able to get a transport for it
transport = get_transport(server.get_url())
# which must be a FakeNFSTransportDecorator instance.
self.assertIsInstance(
transport, fakenfs.FakeNFSTransportDecorator)
finally:
server.tearDown()
def test_fakenfs_rename_semantics(self):
# a FakeNFS transport must mangle the way rename errors occur to
# look like NFS problems.
transport = self.get_nfs_transport('.')
self.build_tree(['from/', 'from/foo', 'to/', 'to/bar'],
transport=transport)
self.assertRaises(bzrlib.errors.ResourceBusy,
transport.rename, 'from', 'to')
class FakeVFATDecoratorTests(TestCaseInTempDir):
"""Tests for simulation of VFAT restrictions"""
def get_vfat_transport(self, url):
"""Return vfat-backed transport for test directory"""
from bzrlib.transport.fakevfat import FakeVFATTransportDecorator
return FakeVFATTransportDecorator('vfat+' + url)
def test_transport_creation(self):
from bzrlib.transport.fakevfat import FakeVFATTransportDecorator
transport = self.get_vfat_transport('.')
self.assertIsInstance(transport, FakeVFATTransportDecorator)
def test_transport_mkdir(self):
transport = self.get_vfat_transport('.')
transport.mkdir('HELLO')
self.assertTrue(transport.has('hello'))
self.assertTrue(transport.has('Hello'))
def test_forbidden_chars(self):
transport = self.get_vfat_transport('.')
self.assertRaises(ValueError, transport.has, "<NU>")
class BadTransportHandler(Transport):
def __init__(self, base_url):
raise DependencyNotPresent('some_lib', 'testing missing dependency')
class BackupTransportHandler(Transport):
"""Test transport that works as a backup for the BadTransportHandler"""
pass
|